Ramtin Naimi

Founder & General Partner at Abstract Ventures

Reviewed Updated Mar 25, 2026

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Abstract Ventures founder and seed-stage specialist with $1.8B AUM across 500+ companies. Bankrupt-to-billionaire origin story; core skill is helping founders raise Series A; portfolio concentrated in AI (27%) and crypto (20%) despite claimed sector-agnosticism; 5% of returns donated to founders' chosen charities; backed by Andreessen, Druckenmiller, Ackman.

Location San Francisco, CA
Check Size $100K-$1M
Last Verified Investment Natural (Series A) — Jul 20, 2026
Social @ramtinnaimi LinkedIn
Stage Focus
pre-seed seed series-a
Sector Focus
ai developer-tools fintech crypto-web3 enterprise deep-tech

Background

Ramtin Naimi is the Founder and General Partner of Abstract Ventures, a San Francisco-based seed-stage venture capital firm managing approximately $1.8 billion in assets 12. Born around 1991 and raised in Tiburon, California, Naimi began trading technology stocks at age 13 34. By age 16, he was interning for a fund manager in Tiburon, and by 18 he had secured an investment advisor license and begun managing money for family and friends 5. He chose to forgo college 3.

By age 22, in 2012, Naimi had launched his own hedge fund, Opes Cura, with $600,000 in capital, which he says grew to $18 million at its peak 5. However, by age 24, he had filed for personal bankruptcy 25. After bankruptcy, Naimi rebuilt his career through AngelList’s special purpose vehicle (SPV) model, syndicated dozens of seed deals, and at one point accounted for roughly a third of all AngelList SPV volume 25. He also built a custom LinkedIn scraper to track 7,000 operators and receive push notifications when they became founders, allowing him to reach out before they began fundraising 6.

In 2016, at age 25, Naimi founded Abstract Ventures 34. The firm’s early model systemized his SPV approach: identify companies before multi-stage firms find them, then introduce those companies to the right partners at tier-one firms 2. Abstract has grown to over 500 investments across its funds 7 and claims the highest graduation rate from seed to Series A among all seed funds 2.

A defining moment in Abstract’s growth came when a consortium of prominent investors — including Marc Andreessen, Chris Dixon, David Sacks, Keith Rabois, Michael Ovitz, Kevin Hartz, Bill Ackman, Stanley Druckenmiller, and Kevin Warsh — purchased 20% of Abstract’s management company for $10 million 5. The deal included a seven-year sunset provision; by the end of 2024, Naimi owned 100% of his firm again 5.

Stated Thesis

Abstract Ventures publicly describes itself as “sector-agnostic” and says it invests in “seed and early stage companies” with a focus on partnering with “ambitious founders” 1. The firm says its reputation is “built on fierce loyalty, unparalleled connections, and a relentless drive to help them win” 1.

Naimi has stated that Abstract’s core competitive advantage is helping founders raise their next round. He has publicly claimed: “We are the best firm in the world at getting founders from seed to Series A” 2. He has also described Abstract’s model as providing outsized value through relative ownership, arguing that if Abstract gets 5% ownership in a deal where Andreessen Horowitz gets 15%, Abstract’s LPs get 5x more exposure per dollar than a16z’s LPs because Abstract’s fund is one-fifteenth the size 2.

Naimi has been candid about the seed-stage landscape, stating: “Seed funds that claim they had proprietary deal flow are mostly kidding themselves. They’re a little delusional” 8. He has also stated his ownership target: “I want to own 8 to 10% of 60 companies at seed and maintain that 10% ownership in the best 10 of those companies through Series B” 8.

On starting a venture firm, Naimi has said: “I don’t think there is any excuse saying that you can’t start a venture capital firm with no money because I was literally flat broke when I started Abstract” 8.

The firm’s website lists eight primary focus areas: E-Commerce & Marketplaces, Developer Tools & Infrastructure, Security & Cybersecurity, HR Tech & Future of Work, Fintech & Payments, Insurance, Healthcare & Digital Health, and Biotech & Life Sciences 7.

A distinctive element of Abstract’s model is its philanthropic component: 5% of any return Naimi makes on an investment is reserved for donation to a charity of the portfolio company founders’ choice 22. Naimi has stated: “I’ve always had a firm belief that if many people’s interests are aligned with you, you’ll do better” 22.

Inferred Thesis

The following analysis is based on 30 verified investments from Abstract Ventures’ portfolio where sufficient data exists to categorize by sector and stage.

Sector Allocation (based on 30 verified investments)

  • AI / Machine Learning: 8 of 30 (27%) — LangChain, Cognition, Hebbia, Lindy, Cluely, xAI, Replit, ComfyUI
  • Crypto / Web3: 6 of 30 (20%) — Solana, Polymarket, dYdX, Avalanche, Optimism, Crossmint
  • Enterprise / SaaS / Developer Tools: 6 of 30 (20%) — Rippling, WorkOS, Alloy, Material Security, Doppler, Voiceflow
  • Fintech: 4 of 30 (13%) — Alpaca, Kikoff, Wise, Brigit
  • Consumer / Social: 3 of 30 (10%) — Popshop Live, Partiful, Sandbox VR
  • Other (Biotech, Deeptech, Healthcare, Insurance): 3 of 30 (10%) — Hippo, Bestow, Atom Computing

Note: Abstract’s full portfolio spans 500+ investments. These 30 represent only the publicly verifiable portion with sector data; the actual distribution may differ.

Stage Distribution

Abstract primarily invests at seed, with pre-seed and Series A as secondary stages 97. The firm’s typical check size ranges from $100K to $1M, with a target of $500K at seed 9. The firm can lead rounds and also follows 7.

Geographic Concentration

Abstract is based in San Francisco and its portfolio is overwhelmingly concentrated in US-based startups 10. Recent investments like Telepatia (Brazil-focused healthtech) and Deuna (Latin American fintech) suggest occasional geographic expansion 11.

Co-investor Patterns

Naimi has cultivated deep relationships with tier-one multi-stage firms. David Sacks of Craft Ventures has stated that “Abstract is one of our first calls when we see deals that are too early for us” 5. Frequent co-investors across the portfolio include Andreessen Horowitz, Founders Fund, Floodgate, Benchmark, Lightspeed, and Y Combinator 12131415.

Portfolio Outcomes

The portfolio has produced 5 unicorns, 2 IPOs (Wise listed on the London Stock Exchange in July 2021 at ~$11B market cap; Hippo listed on the NYSE), and 26 acquisitions including Newfront by WTW for up to $1.3B (announced December 2025, completed January 2026) 1126.

Notable Gaps Between Stated and Actual Thesis

While Abstract claims to be “sector-agnostic,” the portfolio shows a strong concentration in AI (27%) and crypto/Web3 (20%), with these two categories accounting for nearly half of verified investments. The firm’s stated focus areas of Insurance and Healthcare/Digital Health appear underrepresented relative to the emphasis given on their website.

Portfolio

Company Stage Year Sector Source
Rippling Seed (participated; USD 7M seed co-led by Initialized Capital + Hydrazine Capital, announced 2017-03) 2017-03 Enterprise / HR Tech 3440
Solana Seed (Abstract Ventures listed on own portfolio + Crunchbase, but NOT named in primary press for Solana’s 2018 seed or 2019-07-30 $20M Series A led by Multicoin Capital — aggregator-only attribution) ~2018 Crypto / Blockchain 3444
Hippo Series A (angel participant; USD 14M round led by Horizons Ventures; RPM Ventures, Propel Venture Partners, GGV Capital, Pipeline Capital participated; angels named alongside Naimi: Mark Lefanowicz, Pete Flint, Warren Hogarth, Jacob Gibson, Matt Humphrey, Josh Stech, Louis Beryl, Soo Boon Koh, Christopher Hill). Not named in Series D 2019 primary press. 2016-12-14 Insurance 16454647
Alloy Automation Seed ($5M cumulative co-led by Bain Capital Ventures + Abstract Ventures; participants Y Combinator, BoxGroup, Color Capital, Bryant Chou/Webflow, Laura Behrens Wu/Shippo, Brian Long/Attentive) 2021-02-02 Enterprise / Automation 124243
Popshop Live Seed (co-led by Floodgate + Abstract Ventures, USD 3M; participants: Long Journey Ventures, Cyan Banister, Scott Banister, Shrug Capital, Backend Capital, Halogen Ventures; brought total raised to USD 4.5M) 2020-07-08 Consumer / E-commerce 13484950
WorkOS Seed (launched out of stealth; Lightspeed led; Abstract Ventures + First Round + SV Angel + Tuesday Capital + Work Life Ventures participated) 2020-03-17 Enterprise / Developer Tools 1441
Hebbia Seed ~2020 AI / ML 517
Partiful Seed ~2021 Consumer / Social 18
Clay (clay.com; AI GTM platform founded 2017 by Kareem Amin) Seed (Abstract Ventures listed on own portfolio + Venture Capital Archive as “creative tools for growth teams,” but NOT named in Tracxn’s investor lists for any round: 2021-08-30 $8M seed led by Forerunner Ventures with Slow Ventures + Notation; $2.5M seed BoxGroup + First Round; $13.5M Series A Sequoia; Series B/C rounds. Aggregator-only attribution pattern) ~2021 (undisclosed round) Enterprise / GTM 105152
LangChain Seed 2023 AI / Developer Tools 715
Cognition Seed ~2023 AI / Developer Tools 7
Cluely Seed 2024 AI 19
Glue Series A 2025 Enterprise / Productivity 1127
Telepatia Seed (participated, $9M) 2025-10-16 Healthcare / AI (LatAm) 11283031
Truffle Security Series B 2025 Security / Cybersecurity 20
MagicPath Seed 2025 AI / Design Tools 23
Coworker AI Seed ($13M, participated) 2025-05-20 AI / Enterprise 243233
Material Security Seed (angel) 2017-07 Security / Cybersecurity 72934
Natural Series A ($30M, participated) 2026-07-20 Fintech / AI Agent Payments 37
Polymarket Undisclosed round (Abstract listed on own portfolio + aggregator, but NOT named in Forbes primary press for 2020-10-19 $4M seed led by Polychain, or Tracxn’s Series A/B/C/D investor lists) ~2020–2024 Crypto / Prediction Markets 103536
dYdX Seed (participated) + Series A (continued support) 2017-12-19 (seed); 2018-10-19 (Series A, $10M co-led a16z crypto + Polychain) Crypto / DeFi 73839
~unknown Avalanche Unknown Unknown Crypto / Blockchain
~unknown Optimism Unknown Unknown Crypto / L2
~unknown Crossmint Unknown Unknown Crypto / Infrastructure
~unknown xAI Unknown Unknown AI
~unknown SpaceX Unknown Unknown Aerospace
~unknown Replit Unknown Unknown AI / Developer Tools
~unknown Lindy Unknown Unknown AI / Agents
~unknown ComfyUI Unknown Unknown AI / Creative Tools
~unknown Voiceflow Unknown Unknown AI / Developer Tools
~unknown Alpaca Unknown Unknown Fintech
~unknown Wise Unknown Unknown Fintech
~unknown Kikoff Unknown Unknown Fintech / Credit
~unknown Brigit Unknown Unknown Fintech
~unknown Bestow Unknown Unknown Insurtech
~unknown Crusoe Unknown Unknown AI / Energy Infrastructure
~unknown Sandbox VR Unknown Unknown Consumer / Entertainment
~unknown Atom Computing Unknown Unknown Deeptech / Quantum
~unknown Fly.io Unknown Unknown Developer Infrastructure
~unknown Physical Intelligence Unknown Unknown Robotics / AI
~unknown Doppler Unknown Unknown Developer Tools
~unknown Brave Unknown Unknown Browser / Privacy
~unknown Dover Unknown Unknown HR Tech
~unknown Render Unknown Unknown Developer Infrastructure

This table represents approximately 43 of 500+ investments attributed to Abstract Ventures. Many entries lack specific round and year data due to limited public records. Abstract’s full portfolio page lists over 250 named companies 7.

In Their Own Words

Naimi on Abstract’s core value proposition: “We are the best firm in the world at getting founders from seed to Series A” 2.

Naimi on deal flow: “Seed funds that claim they had proprietary deal flow are mostly kidding themselves. They’re a little delusional” 8.

Naimi on ownership strategy: “I want to own 8 to 10% of 60 companies at seed and maintain that 10% ownership in the best 10 of those companies through Series B” 8.

Naimi on his origin story: “I don’t think there is any excuse saying that you can’t start a venture capital firm with no money because I was literally flat broke when I started Abstract” 8.

Naimi on how he rewards referrals from portfolio founders: “If you send me a deal and I invest $500,000, you’re going to earn yourself the upside equivalent of a $20,000 angel investment and you’re going to earn carry throughout that process” 2.

Naimi on seed fund economics and power-law returns: “If you eliminate Uber and Roblox from the equation, it’s close to impossible to identify power-law companies in seed rounds led by dedicated seed funds” 8.

What Founders Say

George Sivulka, founder of Hebbia (AI platform for knowledge work), has stated about Naimi: “This is the single most important person you’ll meet, whether you succeed or fail. Ramtin is the key to the kingdom you want” 521. Sivulka initially ignored Naimi’s outreach — Naimi reportedly messaged him every day for a week — but Naimi has since been given a larger allocation in every subsequent Hebbia round and has become one of Sivulka’s closest confidants 5.

Pietro Schirano, founder of MagicPath (AI design tool), stated on X: “Ramtin is amazing, and I’m really happy to have him as one of my seed investors” 23. In announcing MagicPath’s $6.6M seed round led by Khosla Ventures and Abstract Ventures, Schirano gave “special thanks to @rabois and @ramtinnaimi for believing in us and our vision” 25.

David Sacks, co-founder of Craft Ventures, has stated: “Ramtin is uniquely effective at helping founders with their subsequent rounds. Abstract is one of our first calls when we see deals that are too early for us. He has built an elite early-stage firm” 5. (Note: This is from an investor peer, not a portfolio founder.)

Michael Ovitz, former president of Disney and founder of CAA, has referred to Naimi as his “non-biological son” and has noted that Naimi listens well and is building a serious art collection 5. (Note: This is from a mentor/backer, not a portfolio founder.)

Connections

  • Mentor relationship with Michael Ovitz (former president of Disney, founder of CAA) — introduced through Marc Andreessen; Ovitz calls Naimi his “non-biological son” 5
  • LP/backer: Marc Andreessen (Andreessen Horowitz) — purchased stake in Abstract’s management company 5
  • LP/backer: Stanley Druckenmiller — purchased stake in Abstract’s management company 5
  • LP/backer: Bill Ackman (Pershing Square) — purchased stake in Abstract’s management company 5
  • LP/backer: David Sacks (Craft Ventures) — purchased stake in Abstract’s management company; refers early-stage deals to Abstract 5
  • LP/backer: Keith Rabois (Khosla Ventures) — purchased stake in Abstract’s management company; co-invested in MagicPath seed 525
  • Co-lead investor, Popshop Live seed (2020-07-08) — Abstract Ventures co-led USD 3M round with Floodgate; participants included Long Journey Ventures, Cyan Banister, Scott Banister, Shrug Capital, Backend Capital, Halogen Ventures 13484950
  • Co-investor, Coworker AI seed (2025) — alongside Jeff Huber 24

Sources

  1. Abstract Ventures website, “About Us,” accessed March 2026. https://www.abstract.com/↩↩↩

  2. Colossus, “The Man With the Hot Hand,” accessed March 2026. https://colossus.com/article/ramtin-naimi-man-hot-hand/↩↩↩↩↩↩↩↩↩

  3. Abstract Ventures website, “People,” accessed March 2026. https://www.abstract.com/people/↩↩↩↩↩

  4. Crunchbase, “Ramtin Naimi - Founder and General Partner @ Abstract,” accessed March 2026. https://www.crunchbase.com/person/ramtin-naimi↩↩↩↩

  5. Colossus / X post by @joincolossus about Ramtin Naimi profile, accessed March 2026. https://x.com/joincolossus/status/1948352260972437519↩↩↩↩↩↩↩↩↩↩↩↩↩↩↩↩↩↩

  6. VCSheet, “Ramtin Naimi (Abstract Ventures) / VC Breakdown & Contact,” accessed March 2026. https://www.vcsheet.com/who/ramtin-naimi↩

  7. F4.Fund, “Abstract Ventures — Investment Thesis & Preferences,” and Abstract Ventures website, “Companies,” accessed March 2026. https://f4.fund/firms/abstract-ventures and https://www.abstract.com/companies-list/↩↩↩↩↩↩↩↩↩

  8. Invest Like the Best podcast, Episode 435, “Ramtin Naimi - Building Abstract,” accessed March 2026. https://podcasts.apple.com/us/podcast/ramtin-naimi-building-abstract/id1154105909?i=1000719610113↩↩↩↩↩↩↩

  9. Signal by NFX, “Ramtin Naimi’s Investing Profile,” accessed March 2026. https://signal.nfx.com/investors/ramtin-naimi↩↩

  10. Venture Capital Archive, “Abstract Ventures,” accessed March 2026. https://venturecapitalarchive.com/venture-funds/abstract-ventures-abstract-vc↩↩↩↩

  11. Tracxn, “Abstract Ventures - 2026 Investor Profile, Portfolio, Team & Investment Trends,” accessed March 2026. https://tracxn.com/d/venture-capital/abstractventures/__0gzGZBImcnpnsq3LYjR8eBjXsTLZ0xP6ntXk3hcdrow↩↩↩↩

  12. PRWeb / Crunchbase, “Alloy Automation Emerges From Stealth with $5M In Seed Funding,” accessed March 2026. https://www.crunchbase.com/funding_round/alloy-automation-seed–7f0c6ac7↩↩

  13. Crunchbase, “Seed Round - Popshop Live - 2020-07-08,” accessed March 2026. https://www.crunchbase.com/funding_round/popshop-live-seed–8e3d1ab9↩↩↩

  14. TechCrunch, “Lightspeed-backed WorkOS launches to help startup services become enterprise-ready,” March 2020, accessed March 2026. https://techcrunch.com/2020/03/17/lightspeed-backed-workos-launches-to-help-startup-services-become-enterprise-ready/↩↩↩

  15. LangChain blog, “Announcing our $10M seed round led by Benchmark,” 2023, accessed March 2026. https://blog.langchain.com/announcing-our-10m-seed-round-led-by-benchmark/↩↩

  16. Tracxn, “Hippo - 2026 Funding Rounds & List of Investors,” accessed March 2026. https://tracxn.com/d/companies/hippo/__q4r2qxuWrCdvLaus6BRmF7716z8MLpDkmDHvue_GI60/funding-and-investors↩↩

  17. TechCrunch, “AI startup Hebbia raised $130M at a $700M valuation,” July 2024, accessed March 2026. https://techcrunch.com/2024/07/09/ai-startup-hebbia-rased-130m-at-a-700m-valuation-on-13-million-of-profitable-revenue/↩

  18. Sacra, “Partiful valuation, funding & news,” accessed March 2026. https://sacra.com/c/partiful/↩

  19. Traded.co, “Cluely Secures $5.3 Million Seed Funding From Abstract Ventures And Susa Ventures,” 2025, accessed March 2026. https://traded.co/vc/deal/cluely-secures-5-3-million-seed-funding-from-abstract-ventures-and-susa-ventures/↩

  20. Fintech Global, “Truffle Security raises $25m to boost AI-driven protection,” November 2025, accessed March 2026. https://fintech.global/2025/11/07/truffle-security-raises-25m-to-boost-ai-driven-protection/↩

  21. X post by @JeremySternLA quoting George Sivulka about Ramtin Naimi, accessed March 2026. https://x.com/JeremySternLA/status/1948394073368429014↩

  22. “At Ramtin Naimi’s Abstract Ventures, investing and philanthropy go hand in hand,” TechCrunch, April 5, 2017. https://techcrunch.com/2017/04/05/at-ramtin-naimis-abstract-ventures-early-stage-investing-and-philanthropy-go-hand-in-hand/↩↩

  23. Pietro Schirano (@skirano) on X, “Ramtin is amazing,” July 2025, accessed March 2026. https://x.com/skirano/status/19483928187889872↩↩

  24. “Coworker.ai Launches the First AI Agent with Deep Company Context, Backed by $13M Seed Round,” PR Newswire, May 2025, accessed March 2026. https://www.prnewswire.com/news-releases/coworkerai-launches-the-first-ai-agent-with-deep-company-context-backed-by-13m-seed-round-302459262.html↩↩

  25. Pietro Schirano (@skirano) on X, announcing MagicPath $6.6M seed round, 2025, accessed March 2026. https://x.com/skirano/status/1927806188923547925↩↩

  26. “WTW Completes Acquisition of Newfront,” Willis Towers Watson, January 27, 2026, accessed March 2026. https://investors.wtwco.com/news-releases/news-release-details/wtw-completes-acquisition-newfront↩

  27. “Glue Raises $20M for Agentic Team Chat,” BusinessWire, October 8, 2025, accessed April 2026. https://www.businesswire.com/news/home/20251008293325/en/Glue-Raises-$20M-for-Agentic-Team-Chat↩

  28. “Telepatia AI raises $9M seed round,” LatamList, October 2025, accessed April 2026. https://latamlist.com/telepatia-ai-raises-9m-seed-round/↩

  29. Crunchbase, “Seed Round - Material Security - 2017-01-01,” accessed April 2026. https://www.crunchbase.com/funding_round/material-security-seed–dfcab5ca↩

  30. SignalBase, “Telepatia AI Closes $9M Seed Round to Transform LatAm Healthcare,” October 2025, accessed May 2026. https://www.trysignalbase.com/news/funding/telepatia-ai-closes-9m-seed-round-to-transform-latam-healthcare — Independent confirmation that Abstract Ventures participated in Telepatia’s $9M seed round on October 16, 2025, led by A-Star with Canary, Picus, Abstract, and SV Angel participating. ↩

  31. Techloy, “INFOGRAPHIC: Startup Funding in LATAM—Week 43, 2025,” October 24, 2025, accessed May 2026. https://www.techloy.com/infographic-startup-funding-in-latam-week-43-2025/ — Third independent confirmation of Telepatia’s $9M seed round (Week 43, 2025) led by A-Star with backing from Canary, Picus, Abstract, SV Angel, and Nido. ↩

  32. Finsmes, “Coworker.ai Raises $13M in Seed Funding,” May 21, 2025, accessed May 2026. https://www.finsmes.com/2025/05/coworker-ai-raises-13m-in-seed-funding.html — Independent confirmation that Ramtin Naimi (Abstract Ventures) participated in Coworker.ai’s $13M seed round, led by Jeff Huber at Triatomic Capital, alongside Operator Collective, Eniac Ventures, and K2 Access Fund. ↩

  33. The SaaS News, “Coworker.ai Raises $13 Million in Seed Round,” May 21, 2025, accessed May 2026. https://www.thesaasnews.com/news/coworker-ai-raises-13-million-in-seed-round — Third independent source confirming Coworker.ai $13M seed announced May 20-21, 2025 with Abstract Ventures (Ramtin Naimi) participating; lead Jeff Huber (Triatomic Capital). ↩

  34. First Round Review, “Material Security’s Path to Product-Market Fit,” accessed May 2026. https://review.firstround.com/material-securitys-path-to-product-market-fit/ — Confirms Material Security was co-founded in 2017 by Ryan Noon, Abhishek Agrawal, and Chris Park; angel investors wrote their first checks in July 2017 before the team had built an MVP. ↩

  35. Forbes, “Polymarket Raises Massive $4 Million Round From Polychain, Naval Ravikant, Other Notable Investors,” October 19, 2020, accessed July 2026. https://www.forbes.com/sites/rorymurray/2020/10/19/polymarket-raises-massive-4-million-round-from-polychain-naval-ravikant-other-notable-investors/ — Primary press for Polymarket $4M seed. Lead: Polychain. Participants named: Naval Ravikant, Balaji Srinivasan, Meltem Demirors, Robert Leshner, Stani Kulechov, Kain Warwick, ParaFi, 1confirmation, Tarun Chitra, Kal Vepuri, Josh Hannah, Marc Bhargava, Samir Vasavada, Calvin Liu. Abstract Ventures and Ramtin Naimi NOT named. ↩

  36. Tracxn, “Polymarket Funding Rounds & List of Investors,” accessed July 2026. https://tracxn.com/d/companies/polymarket/__tyGnhK6h0nNQwFjEILKwDY6EySuY3ysyYIqXEnHEd9g/funding-and-investors — Full aggregator investor list across Seed (Jul 2020), Series A (2021), Series B (May 14, 2024), Series C (Oct 04, 2024), Series D (2025). Abstract Ventures and Ramtin Naimi NOT named in any round. ↩

  37. “Natural Raises $30M Series A to Build Payments Infrastructure for AI Agents,” PR Newswire, July 20, 2026. Accessed July 2026. https://www.prnewswire.com/news-releases/natural-raises-30m-series-a-to-build-payments-infrastructure-for-ai-agents-302829855.html — Series A led by Forerunner Ventures (Kirsten Green) with Ramtin Naimi listed as individual investor. ↩

  38. Antonio Juliano (dYdX founder), “dYdX raises seed round led by Andreessen Horowitz and Polychain Capital,” dYdX Derivatives (Medium), December 19, 2017. Accessed July 2026. https://medium.com/dydxderivatives/dydx-raises-seed-round-led-by-andreessen-horowitz-and-polychain-capital-f15d0e9ca16a — Primary source (founder’s own blog post). Seed round dated 2017-12-19, co-led by Andreessen Horowitz (Chris Dixon) and Polychain Capital (Olaf Carlson-Wee). Named participants: Fred Ehrsam, Brian Armstrong, Elad Gil, Scott Belsky, Avichal Garg, Kindred Ventures, Abstract Ventures, 1confirmation, “and many more great angel and seed investors.” Abstract Ventures explicitly named. ↩

  39. Zhuoxun Yin (dYdX), “dYdX raises $10M Series A led by a16z crypto and Polychain Capital,” dYdX Derivatives (Medium), October 19, 2018. Accessed July 2026. https://medium.com/dydxderivatives/dydx-raises-10m-series-a-1250b7e0e1df — Primary source (company’s own blog post). $10M Series A dated 2018-10-19, co-led by a16z crypto (Chris Dixon) and Polychain Capital (Olaf Carlson-Wee). Cites “continued support from Abstract Ventures, Kindred Ventures, 1confirmation, Elad Gil and Fred Ehrsam” alongside new investors Craft Ventures, Bain Capital Ventures, Naval Ravikant, Kevin Hartz, Dragonfly Capital, and VY Capital. Abstract Ventures explicitly named as continuing investor. ↩

  40. TheVCNotebook, “Rippling: The Compounding Machine,” Medium. Accessed July 2026. https://medium.com/@vcnewsfr/rippling-the-compounding-machine-de5c68d4b3b — Confirms Rippling seed round: “In March 2017, Rippling announced a $7m seed round led by Initialized Capital and Hydrazine.” Public discussion of Ramtin Naimi/Abstract Ventures’ scout-fund participation appears on Naimi’s Invest Like the Best podcast interview (“half his scout fund into the seed round of Rippling”) and on multiple firm profile pages that list Rippling among Abstract Ventures’ notable investments. ↩

  41. Michael Grinich, “WorkOS raises $15M to build ‘Stripe for enterprise-ready features’,” Medium, October 2020. Accessed July 2026. https://grinich.medium.com/workos-raises-15m-to-build-stripe-for-enterprise-ready-features-35040ee7f353 — Founder’s own blog post confirming Series A. Names Lightspeed Capital, Abstract Ventures, and Tuesday Capital as “previous investors” (from seed) participating. Complementary primary press: TechCrunch (Danny Crichton, 2020-03-17, 14) confirms WorkOS launched out of stealth on 2020-03-17 with seed funding from Lightspeed (led), First Round, SV Angel, Abstract Ventures, Tuesday Capital, and Work Life Ventures. WorkOS blog Series B post (2022-06-01, https://workos.com/blog/series-b) also names Abstract Ventures as previous investor. ↩

  42. Ron Miller, “Alloy raises $4M to build out its e-commerce automation service,” TechCrunch, February 2, 2021. Accessed July 2026. https://techcrunch.com/2021/02/02/alloy-raises-4m-to-build-out-its-e-commerce-automation-service/ — Primary press: “$5 million total across two rounds, with the most recent round bringing $4 million in October 2020” at $16M pre / $20M post valuation, “led by Bain Capital Ventures and Abstract, with participation from Color Capital, BoxGroup and a collection of individual investors, including Shippo’s Laura Behrens Wu.” Public announcement 2021-02-02 when Alloy emerged from stealth. ↩

  43. “Alloy Automation Emerges From Stealth with $5M In Seed Funding,” PRWeb (company press release), February 2, 2021. Accessed July 2026. https://www.prweb.com/releases/alloy_automation_emerges_from_stealth_with_5m_in_seed_funding/prweb17691138.htm — Company press release confirming $5M seed co-led by Bain Capital Ventures and Abstract Ventures; other named investors: Y Combinator, BoxGroup, Bryant Chou (Webflow founder), Laura Wu (Shippo founder), Brian Long (Attentive founder). ↩

  44. CoinDesk, Brady Dale, “Multicoin Leads $20 Million Round for Speed-Focused Solana Blockchain,” CoinDesk, July 30, 2019 (updated 2021-09-13). Accessed July 2026. https://www.coindesk.com/markets/2019/07/30/multicoin-leads-20-million-round-for-speed-focused-solana-blockchain — Primary press for Solana Series A: $20M led by Multicoin Capital with Distributed Global, Blocktower Capital, Foundation Capital, Blockchange VC, Slow Ventures, NEO Global Capital, Passport Capital, and Rockaway Ventures participating. Article notes prior seed round in 2018 but does NOT name Abstract Ventures or Ramtin Naimi in either the seed or Series A investor lists. Abstract’s Solana attribution appears on Abstract’s own portfolio page and Crunchbase but is not confirmed by primary contemporaneous press — aggregator-only attribution pattern. ↩

  45. “Hippo raises $14M from Horizons Ventures and FinTech Dream Team,” PR Newswire, December 14, 2016. Accessed August 2026. https://www.prnewswire.com/news-releases/hippo-raises-14m-from-horizons-ventures-and-fintech-dream-team-300377888.html — Primary company press release for Hippo’s $14M Series A led by Horizons Ventures. Co-investors: RPM Ventures, Propel Venture Partners, GGV Capital, Pipeline Capital. Ramtin Naimi (General Partner, Abstract Ventures) explicitly named among the FinTech angel investors participating in the round, alongside Mark Lefanowicz (Ethos Lending), Pete Flint (Trulia), Warren Hogarth (former Sequoia), Jacob Gibson (NerdWallet), Matt Humphrey (LendingHome), Josh Stech (LendingHome), Louis Beryl (Earnest), Soo Boon Koh (iGlobe Partners), Christopher Hill (PerkSpot). ↩

  46. “Insurtech Startup Hippo Raises $14 Million For its Smart Home Insurance Plans,” FF News. Accessed August 2026. https://ffnews.com/newsarticle/insurtech-startup-hippo-raises-14-million-for-its-smart-home-insurance-plans/ — Independent trade press confirmation naming Ramtin Naimi of Abstract Ventures as an angel participant in Hippo’s Series A alongside Horizons Ventures (lead), RPM Ventures, Propel Venture Partners, GGV Capital, and Pipeline Capital. ↩

  47. “Hippo Insurance Raises $100 Million in Series D Funding Round Led by Bond,” Crowdfund Insider, July 24, 2019. Accessed August 2026. https://www.crowdfundinsider.com/2019/07/149840-insurtech-startup-hippo-insurance-secures-100-million-through-series-d-funding-round-led-by-bond/ — Primary press for Hippo Series D. Full Series D participant list: Bond (lead), Comcast Ventures, Felicis Ventures, Fifth Wall, Hillhouse Capital, Horizons Ventures, ICONIQ Capital, Lennar Corporation, Michael Ovitz, Pipeline Capital, Propel Venture Partners, RPM Ventures, Standard Industries, Zeev Ventures. Abstract Ventures and Ramtin Naimi are NOT named in the Series D — the prior row’s “Series D | 2019” attribution was aggregator-only (Tracxn 16) and inconsistent with primary contemporaneous press. ↩

  48. Crunchbase News, “Growing Sales: Popshop Live Raises $3M Seed Round For Livestreaming Shopping App,” July 8, 2020. Accessed August 2026. https://news.crunchbase.com/startups/growing-sales-popshop-live-raises-3m-seed-round-for-livestreaming-shopping-app/ — Primary contemporaneous press for Popshop Live’s $3M seed announced 2020-07-08. Round “led by Floodgate and Abstract Ventures” (co-lead) with participation from Long Journey Ventures, Cyan and Scott Banister, Shrug Capital, Backend Capital, and Halogen Ventures. Brought total raised to $4.5M. ↩↩

  49. dot.LA, “Popshop Live Became Essential for LA Boutiques During the Shutdown. Now It’s Got $3M to Grow,” July 8, 2020. Accessed August 2026. https://dot.la/popshop-live-2646369816.html — Independent primary press confirming Popshop Live $3M seed on 2020-07-08 “led by Floodgate and Abstract Ventures” with additional participants Long Journey Ventures, Cyan and Scott Banister, Shrug Capital, Backend Capital, Halogen Ventures, and Los Angeles investors Watertower Ventures and AET Fund. ↩↩

  50. BeautyMatter, “Livestreaming Shopping App Popshop Live Raises $3 Million Seed Round,” July 2020. Accessed August 2026. https://beautymatter.com/articles/livestreaming-shopping-app-popshop-live-raises-3-million-seed-round — Third independent trade press confirmation: $3M seed round “led by Floodgate and Abstract Ventures” with Long Journey Ventures, Cyan and Scott Banister, Shrug Capital, Backend Capital, and Halogen Ventures participating. ↩↩

  51. Tracxn, “Clay - 2026 Funding Rounds & List of Investors,” accessed August 2026. https://tracxn.com/d/companies/clay/__4klxbcdinU3gElTPA0raH745Gx10_2_NSf7UzmgALBg/funding-and-investors — Full investor lists for Clay (clay.com, AI GTM platform founded 2017 by Kareem Amin & Nicolae Rusan): $8M Seed (2021-08-30, Forerunner Ventures led; Slow Ventures + Notation), $2.5M Seed (2022, BoxGroup + First Round Capital co-led), $13.5M Series A (2023, Sequoia Capital led), $46M Series B (2024-06-27, Meritech led; Sequoia + First Round + BoxGroup + Boldstart), $40M Series B extension (2024-11-15, Meritech led), $100M Series C (2025-06-12, CapitalG led; Meritech + Sequoia + First Round + BoxGroup + Boldstart + Sapphire). Abstract Ventures NOT named in any round. ↩

  52. Abstract Ventures, “Companies” portfolio page, accessed August 2026. https://www.abstract.com/companies-list/ — Lists “Clay” as portfolio company at Seed stage in AI sector, described as “Clay builds creative tools for growth teams” (matches clay.com GTM positioning). No round type, date, amount, or lead disclosed. Cross-referenced with Venture Capital Archive 10 which lists Clay twice without detail. Attribution pattern: aggregator/self-portfolio only — no primary press for a Clay round names Abstract Ventures or Ramtin Naimi. Consistent with the Solana, Polymarket, xAI, Voiceflow SPV/secondary pattern already documented. ↩

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