Kristina Shen

Co-Founder & Managing Partner at Chemistry

Reviewed Updated Mar 24, 2026

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Chemistry co-founder and managing partner ($350M debut fund) investing $500K-$20M seed/Series A in enterprise SaaS, fintech, and AI infrastructure. Former a16z GP (4 yrs) and Bessemer Partner (7 yrs); co-authored State of Cloud reports.

Location San Francisco, CA
Check Size $500K-$20M
Last Verified Investment Didero (Series A) — Mar 2026
Stage Focus

Background

Kristina Shen is Co-Founder and Managing Partner of Chemistry, an early-stage venture firm she launched in October 2024 with a $350M debut fund 12. She co-founded the firm with Mark Goldberg (formerly Index Ventures) and Ethan Kurzweil (formerly Bessemer Venture Partners) 1. The debut fund was reported to be significantly oversubscribed 3.

Before Chemistry, Shen was a General Partner at Andreessen Horowitz (a16z) for four years (2019–2024), where she led the firm’s B2B software investing practice 45. Prior to a16z, she was a Partner at Bessemer Venture Partners for seven years (2013–2019), where she co-authored the influential “State of the Cloud” report and Bessemer Cloud Index alongside Byron Deeter 67. At Bessemer, she was promoted to Vice President in 2015 and to Partner in 2017 78.

Shen began her career in technology investment banking at Goldman Sachs and Credit Suisse, where she worked on IPOs for Palo Alto Networks, Zynga, Fusion-io, and Infoblox, as well as the sale of Q1 Labs to IBM 6. She then worked as an investor at JMI Equity before joining Bessemer in 2013 6.

She holds a B.A. in Operations Research and Management Science from UC Berkeley 6. She was named to Forbes’ 30 Under 30 in Venture Capital in 2016 and Business Insider’s “30 and Under” Rising Stars in Silicon Valley in 2014 6.

Stated Thesis

(Self-reported: These represent what Shen says publicly about her investing approach. See Inferred Thesis for analysis of actual investment behavior.)

Chemistry publicly describes its focus as backing early-stage software companies at the seed and Series A stages, targeting B2B startups in fintech, work software, and developer and infrastructure tools 12. Each partner plans to make two to three investments per year 2. The firm uses a single-trigger investment model rather than consensus-based decisions, allowing individual partners to move forward with conviction on deals 3.

Shen has expressed particular conviction in AI agents that solve backend operational inefficiencies, viewing these tools “not just as software but as autonomous systems that handle work to speed up teams” 9. She has described voice AI as a strategic wedge for entering legacy vertical markets, particularly healthcare 10.

On evaluating early-stage companies, Shen has stated: “When you’re a very early stage founder, I actually really care that you understand the ICP or ideal customer profile…more than the output of these metrics” 11. She has cautioned against over-reliance on benchmarks: “Benchmarks are average. If you were to take the top, top SaaS companies out there, they would not necessarily all look great on every SaaS metric” 11.

On retention metrics, Shen has stated: “Net dollar retention is actually the most incorrectly used number and cited number” and emphasizes that retention expectations vary dramatically by customer segment 11.

On growth standards, she has pushed for higher bars: “I do think Rule of 40 isn’t good enough anymore. Rule of 60 is actually kind of, I think a more accurate standard now” 11.

Inferred Thesis

The analysis below is based on 18 verified investments attributed to Shen across her tenures at Bessemer (2013–2019), a16z (2019–2024), and Chemistry (2024–present).

Sector breakdown (18 verified investments): - Vertical SaaS and workflow automation: 6 of 18 (33%) — ServiceTitan, Wrapbook, Tennr, Assort Health, Didero, Decagon - Developer tools and infrastructure: 4 of 18 (22%) — Mux, Rutter, Equals, Macro - HR/compensation/workplace: 3 of 18 (17%) — Pave, Glint, Gainsight - Product analytics: 1 of 18 (6%) — Sprig - Video/media: 1 of 18 (6%) — Vidyard - EdTech: 1 of 18 (6%) — Instructure - Events: 1 of 18 (6%) — DoubleDutch - AI/IT automation: 1 of 18 (6%) — Serval

Note: Some companies span categories. Tennr, Assort Health, Didero, and Decagon are classified under workflow automation given their AI-agent approach to automating operational tasks.

Stage distribution: Shen invests primarily at Series A — at least 8 of 18 investments (44%) were at Series A (Pave, Wrapbook, Rutter, Equals, Tennr, Assort Health, Didero, and ServiceTitan’s early rounds). At least 3 were at seed (17%) including Decagon and Macro. 2 were at Series B or later (11%) including Mux (Series C) and Sprig (Series B). The remaining Bessemer-era investments have unclear entry points.

AI thesis shift: Since founding Chemistry, all 4 confirmed investments (Assort Health, Didero, Decagon, Serval) involve AI agents or AI-powered automation. This represents a notable concentration compared to her pre-Chemistry portfolio, which was predominantly traditional SaaS. She views AI agents as solving backend operational inefficiencies in areas like procurement and healthcare 910.

Founder patterns: Shen has repeatedly backed technical co-founding teams. On Rutter, she praised the cofounders’ “passion for solving customer problems, technical expertise, and execution speed” 12. On Mux, she compared their API to Twilio and Stripe 13. She was drawn to ServiceTitan’s founders despite them being “far from a perfectly packaged story” 5, suggesting openness to non-consensus bets on founders with domain expertise.

Long-term relationships: A distinctive pattern is Shen’s multi-stage involvement. She invested in Decagon at seed and continued investing through Chemistry in their $250M Series D 14. She worked with ServiceTitan from ~2014 through its December 2024 IPO, spanning over a decade 15.

Geographic concentration: Investments are predominantly in US-based companies, concentrated in San Francisco and the broader Bay Area.

Co-investor patterns: At Chemistry, she has co-led with Headline (Didero) 16 and First Round Capital (Assort Health) 10. At a16z, notable co-investors included Bessemer Venture Partners (Pave), Equal Ventures and WndrCo (Wrapbook), and Accel (Mux).

Notable gap: Despite stating a fintech focus for Chemistry, only 1 of 18 verified investments (Wrapbook, an entertainment payroll company) is primarily fintech. The portfolio is overwhelmingly enterprise SaaS and, more recently, AI agents for operational automation.

Portfolio

Company Year Stage Source
ServiceTitan ~2014 Seed/Series A (Bessemer) 156
DoubleDutch ~2013 Board (Bessemer) 7
Instructure ~2013 Board Observer (Bessemer) 6
Gainsight ~2014 Board Observer (Bessemer) 6
Vidyard ~2014 Growth (Bessemer) 6
Glint ~2016 Board (Bessemer) 8
Retail Solutions ~2015 Board (Bessemer) 8
Mux 2020 Series C ($37M, a16z led) 1317
Pave 2020 Series A ($16M, a16z led) 18
Wrapbook 2021 Series A ($27M, a16z led) 19
Sprig 2021 Series B (a16z led) 20
Rutter 2022 Series A (a16z led) 12
Equals 2022 Series A ($16M, a16z led) 21
Macro 2023 Seed (a16z led) 22
Tennr 2024 Series A ($18M, a16z led) 23
Assort Health 2025 Series A ($26M total, Chemistry co-led) 10
Decagon 2026 Series D ($250M, seed originally) 14
Didero 2026 Series A ($30M, Chemistry co-led) 16

This table represents 18 investments where Shen’s individual involvement is publicly confirmed. During her seven years at Bessemer and four years at a16z, she likely participated in additional deals not individually attributed to her. Bessemer-era investments marked with “~” use approximate dates based on her board tenure.

In Their Own Words

“The last time I saw an API this elegant and powerful was Twilio for SMS or Stripe for payment.” — Kristina Shen on Mux, a16z investment announcement, August 2020 13.

“The spreadsheet remains one of the best interfaces for data analysis and exploration. It’s a flexible canvas that can be easily adapted to any scenario or business.” — Kristina Shen on Equals, a16z investment announcement, 2022 21.

“We’re thrilled to lead Sprig’s Series B and help support the team’s vision to democratize continuous user research.” — Kristina Shen, a16z investment announcement, 2021 20.

“Wrapbook clearly understands the needs of the project-based economy and takes a fresh approach to the complex problem of getting project-based workers paid efficiently.” — Kristina Shen, Wrapbook Series A announcement, March 2021 19.

“Procurement is the backbone of commerce yet it is still painfully inefficient. Didero is changing that by autonomously handling the operational work that slows teams down.” — Kristina Shen on Twitter, announcing Didero investment, 2026 16.

“The first page I always flip to is highlights and lowlights. I just want to know what went well and what didn’t go well.” — Kristina Shen on reviewing board decks, Subscript interview, 2022 11.

“I am very opposed to LTV to CAC ratio…LTV assumptions are just incredibly volatile based off whatever retention number you assume.” — Kristina Shen, Subscript interview, 2022 11.

“Every business is very unique…we have over indexed on metrics and benchmarks.” — Kristina Shen, Subscript interview, 2022 11.

“Always fun reading how you thought about an investment in @ServiceTitan from 10 years ago!! My favorite part is we thought it’d only be a $1bn outcome.” — Kristina Shen on Twitter, December 2024, reflecting on ServiceTitan’s IPO 15.

What Founders Say

“We first met Kristina in 2013 and she immediately stood out as an independent thinker. We were far from a perfectly packaged story. Kristina has an ability to look past the consensus view and it was her passion and belief in ServiceTitan that drew us to her.” — Vahe Kuzoyan, President & Co-Founder of ServiceTitan 5.

No additional independently sourced founder testimonials found. Dedicated searches for founder reviews on Twitter, podcasts, and press coverage did not yield verifiable quotes beyond the ServiceTitan testimonial above, which appears on Chemistry’s website and should be treated as a curated testimonial.

Sources


  1. “Bessemer, Index, and a16z alum launch VC firm Chemistry,” TechCrunch, October 23, 2024. https://techcrunch.com/2024/10/23/bessemer-index-and-a16z-alum-launch-vc-firm-chemistry/

  2. “VC veterans launch Chemistry with $350M to lead early-stage software bets,” PitchBook, October 2024. https://pitchbook.com/news/articles/chemistry-vc-early-stage-software-launch

  3. “The blueprint for starting a new firm with Chemistry Ventures,” Venture Unlocked podcast, accessed March 2026. https://ventureunlocked.substack.com/p/the-blueprint-for-starting-a-new

  4. Kristina Shen profile, Andreessen Horowitz, accessed March 2026. https://a16z.com/kristina-shen/

  5. Kristina Shen profile, Chemistry website, accessed March 2026. https://www.chemistry.vc/team/kristina-shen

  6. Kristina Shen speaker profile, Montgomery Summit, accessed March 2026. https://montgomerysummit.com/speakers/kristina-shen/

  7. “Bessemer Venture Promotes Kristina Shen to Vice President,” Business Wire, June 19, 2015. https://www.businesswire.com/news/home/20150619005049/en/Bessemer-Venture-Promotes-Kristina-Shen-Vice-President

  8. “Bessemer Venture Partners Promotes Charles Birnbaum, Amit Karp, and Kristina Shen to Partner,” PR Newswire, June 21, 2017. https://www.prnewswire.com/news-releases/bessemer-venture-partners-promotes-charles-birnbaum-amit-karp-and-kristina-shen-to-partner-300477220.html

  9. Kristina Shen profile and investment analysis, VCSheet, accessed March 2026. https://www.vcsheet.com/who/kristina-shen

  10. “Assort Health Secures $26 Million in Funding,” Business Wire, April 15, 2025. https://www.businesswire.com/news/home/20250415822677/en/Assort-Health-Secures-$26-Million-in-Funding-to-Expand-Specialty-Specific-Generative-AI-Platform-for-Managing-Patient-Phone-Calls

  11. “Diving deep into B2B SaaS metrics with Kristina Shen,” Subscript, 2022. https://www.subscript.com/the-dive/diving-deep-into-b2b-saas-metrics-with-kristina-shen-general-partner-at-andreessen-horowitz

  12. “Investing in Rutter,” Andreessen Horowitz, March 15, 2022. https://a16z.com/announcement/investing-in-rutter/

  13. “Investing in Mux,” Andreessen Horowitz, August 10, 2020. https://a16z.com/announcement/investing-in-mux/

  14. Kristina Shen (@kshenster), X post on Decagon $250M Series D, 2026. https://x.com/kshenster/status/2016610141861511347

  15. Kristina Shen (@kshenster), X post reflecting on ServiceTitan investment, December 2024. https://x.com/kshenster/status/186978394602600863

  16. Kristina Shen (@kshenster), X post announcing Didero Series A co-led by Chemistry, 2026. https://x.com/kshenster/status/2022048558585974805

  17. “Mux raises $37M Series C as its API-based video streaming service scales,” TechCrunch, August 10, 2020. https://techcrunch.com/2020/08/10/mux-raises-37m-series-c-as-its-api-based-video-streaming-service-scales/

  18. “Trove Raises $16 Million Series A Led By Andreessen Horowitz, Unveils Rebrand To Pave,” Business Wire, December 3, 2020. https://www.businesswire.com/news/home/20201203005339/en/Trove-Raises-$16-Million-Series-A-Led-By-Andreessen-Horowitz-Unveils-Rebrand-To-Pave

  19. “Technology and Entertainment Visionaries Lead Wrapbook’s Multimillion Dollar Series A Round,” Business Wire, March 9, 2021. https://www.businesswire.com/news/home/20210309005281/en/Technology-and-Entertainment-Visionaries-Lead-Wrapbook%E2%80%99s-Multimillion-Dollar-Series-A-Round

  20. “Investing in Sprig,” Andreessen Horowitz, 2021. https://a16z.com/announcement/investing-in-sprig/

  21. “Investing in Equals,” Andreessen Horowitz, 2022. https://a16z.com/announcement/investing-in-equals/

  22. “Investing in Macro,” Andreessen Horowitz, 2023. https://a16z.com/announcement/investing-in-macro/

  23. “Investing in Tennr,” Andreessen Horowitz, March 26, 2024. https://a16z.com/announcement/investing-in-tennr/