Sarah Catanzaro
General Partner at amplify-partners
Reviewed Updated Apr 6, 2026This profile is AI-generated. If you spot an error, please help us fix it by sharing a URL to the correct information.
Background
Sarah Catanzaro is a General Partner at Amplify Partners, the early-stage venture firm focused on technical founders 1. She joined Amplify in November 2017 as a Principal 23, was promoted to Partner in January 2020 4, and was elevated to General Partner in January 2022 5.
Catanzaro holds a B.S. in International Security Studies from Stanford University, where she conducted research at the Center for International Security and Cooperation (CISAC) under Professor Martha Crenshaw 367. She also studied at the Institut d’etudes politiques de Paris 3.
Her career began in national security and intelligence. She served as Program Director at the Center for Advanced Defense Studies (C4ADS) from 2009 to 2011, where she directed projects on adversary behavioral modeling and Somali pirate network analysis, working with AI researchers from MIT and Carnegie Mellon on computational linguistics, threat evaluation, and network analysis 167. She then worked as a Cyber Intelligence Analyst at Cyveillance from 2011 to 2013 36. During this period, she was deployed to the US Secret Service to implement a threat intelligence platform, leveraging NLP to protect candidates including President Barack Obama during the 2012 presidential election 1.
From 2013 to 2014, she served as an Embedded Analyst/Consultant at Palantir Technologies, implementing analytics solutions for government agencies 136. She then became Head of Data at Mattermark from 2014 to 2016, where she led a team of five to ten people using data mining and deep learning to build a private company intelligence platform covering over one million companies 167. Before joining Amplify, she spent approximately a year as a Data Partner at Canvas Ventures, where she sourced multiple investments 23.
When Amplify recruited Catanzaro, the firm described her as “impossibly smart with no discernable ego,” possessing “an innate ability to authentically connect with founders, and deep domain experience” 2. She was the firm’s first “practitioner turned investor” 2. Catanzaro also serves as an Associate at the Creative Destruction Lab (CDL), mentoring startups in the AI stream 8.
Stated Thesis
Catanzaro publicly describes her investment focus as: “I invest in the tools that I wish I had earlier in my career; tools that enable us to collect, store, manage, analyze, and model data more effectively” 19. She identifies as “a data scientist first and an investor second” 7.
She has articulated a critical view of the gap between ML prototyping and production deployment: “I think it’s become a lot easier to develop and train ML models… But I actually don’t think it’s gotten any easier to build ML-driven applications” 10. On the challenges of ML tooling fragmentation, she has noted: “Many of those tools actually solve fairly narrow and specific problems. And those tools are not well integrated with each other” 10.
Catanzaro emphasizes backing problem-solvers over technologists: “We don’t invest in people who are just enamored with new technologies… we invest in people who want to solve problems and want to build products” 9. She has also stated: “AI is not a substitute for building great products… it’s just an underlying technology” 9.
On AI application startups specifically, she has written: “My AI investment thesis is that AI application startups will need to solve research and engineering problems that the labs are not currently focused on; thereby accumulating more technical defensibility” 11.
Inferred Thesis
Based on 23 verified investments attributed to Catanzaro at Amplify Partners (from her Amplify bio page, Amplify blog posts, Evalyze profile, and press coverage), the following patterns emerge. This represents her personal deal attribution; as GP she may be involved in additional firm investments.
Sector breakdown (23 verified investments): - Data infrastructure and analytics: 10 of 23 (43%) — Hex, dbt Labs (firm-wide), Hightouch (firm-wide), Datafold, Meroxa, Metaphor Data, MotherDuck, CedarDB, Spiral, Eppo - ML/AI infrastructure and tools: 7 of 23 (30%) — OctoML, Einblick, DatologyAI, Modal Labs, Outerbounds, LangChain, PostgresML - Creative AI and applied ML: 3 of 23 (13%) — RunwayML, David AI, Gantry - Computational biology: 1 of 23 (4%) — InterVenn Biosciences - Design and product tools: 1 of 23 (4%) — Maze - Analytics / no-code: 1 of 23 (4%) — Bayes (acquired by Airtable)
Stage distribution: Predominantly seed-stage first checks, consistent with Amplify’s firm-wide strategy. Some investments were made at Series A (RunwayML Series A, Outerbounds Series A). Catanzaro has also participated in follow-on rounds for portfolio companies that have scaled (DatologyAI Series A, Eppo Series B, RunwayML Series C, MotherDuck Series B).
Geographic concentration: Portfolio is concentrated in the San Francisco Bay Area and New York, with CedarDB in Munich representing an outlier international investment 12.
Check size: $500K to $10M at initial check, with a sweet spot around $5M 313.
Founder profile patterns: Catanzaro has a pronounced preference for practitioner-turned-founders — engineers and data scientists who experienced pain points firsthand and then built solutions. Multiple portfolio founders came from major technology companies: Modal’s Erik Bernhardsson from Spotify, Outerbounds’ team from Netflix (Metaflow), WarpStream’s founders from infrastructure backgrounds, and Spiral’s founders from Palantir 141516. She values founders who combine deep technical expertise with genuine product intuition.
Co-investor patterns: Based on downstream funding rounds, frequent co-investors include Lux Capital (RunwayML, Modal Labs), Sequoia Capital (Hex), Andreessen Horowitz (dbt Labs), and Benchmark (Hex Series B). She has co-invested with Mike Dauber on DatologyAI 17.
Exit patterns: Several notable exits including WarpStream (acquired by Confluent for $220M, September 2024), Eppo (acquired by Datadog for $220M, May 2025), Einblick (acquired by Databricks), and Bayes (acquired by Airtable) 18191.
Notable emphasis vs. stated thesis: Catanzaro’s stated thesis centers on data tools broadly, but her actual portfolio reveals a strong concentration in the “modern data stack” and its successors — companies building the infrastructure layer for data teams (dbt, Hex, Hightouch, Datafold, MotherDuck). More recently, her investments have shifted toward AI-native infrastructure (LangChain, DatologyAI, Spiral, Modal), reflecting the ecosystem’s evolution from analytics-first to AI-first data platforms. Her portfolio has minimal consumer or fintech exposure, and digital biology (InterVenn) represents a small fraction despite Amplify’s recent expansion into that sector.
Portfolio
| Company | Year | Stage | Source |
|---|---|---|---|
| InterVenn Biosciences | 2018 | Seed | 520 |
| Bayes (acq. Airtable) | 2019 | Seed | 7 |
| RunwayML | 2020 | Series A | 1421 |
| Einblick (acq. Databricks) | 2019 | Seed | 520 |
| OctoML | ~2020 | Seed | 520 |
| Maze | ~2020 | Seed | 520 |
| Hex | 2021 | Seed | 22 |
| Meroxa | ~2021 | Seed | 5 |
| Metaphor Data | ~2021 | Seed | 5 |
| Datafold | ~2021 | Seed | 5 |
| Outerbounds | 2021 | Seed | 1015 |
| Eppo (acq. Datadog) | 2022 | Seed | 23 |
| Gantry | ~2022 | Seed | 20 |
| MotherDuck | 2022 | Seed | 23 |
| Modal Labs | 2022 | Seed | 24 |
| WarpStream (acq. Confluent) | ~2023 | Seed | 25 |
| PostgresML | 2023 | Seed | 23 |
| LangChain | 2022 | Seed | 1 |
| DatologyAI | 2024 | Seed | 17 |
| CedarDB | 2025 | Seed | 12 |
| Spiral | 2025 | Seed | 16 |
| David AI | ~2024 | Early stage | 1 |
| ~unknown | Inception | — | — |
In Their Own Words
“I invest in the tools that I wish I had earlier in my career; tools that enable us to collect, store, manage, analyze, and model data more effectively.” — Sarah Catanzaro, Amplify Partners website 1
“I think it’s become a lot easier to develop and train ML models… But I actually don’t think it’s gotten any easier to build ML-driven applications.” — Sarah Catanzaro, RTInsights interview on the evolution of MLOps 10
“Without good data, there are no good models. But good data is really, really hard to get.” — Sarah Catanzaro, X/Twitter, February 2024, announcing DatologyAI seed round 26
“My AI investment thesis is that AI application startups will need to solve research and engineering problems that the labs are not currently focused on; thereby accumulating more technical defensibility.” — Sarah Catanzaro, X/Twitter, June 2025 11
“We don’t invest in people who are just enamored with new technologies… we invest in people who want to solve problems and want to build products.” — Sarah Catanzaro, interview with Antoine Buteau 9
“Frankly I think, what it really takes to succeed in venture is stamina.” — Sarah Catanzaro, Datacast podcast 7
“Data is a representation of the world. Data is a representation of human behavior.” — Sarah Catanzaro, interview with Antoine Buteau 9
“I hate to draw the connection between startups and terrorist groups, but both have incentives to obfuscate information.” — Sarah Catanzaro, Datacast podcast, on applying intelligence analysis skills to startup evaluation 7
What Founders Say
“Sarah knows her stuff and always goes the extra mile.” — Barry McCardel, CEO of Hex, Amplify Partners website 1
“Sarah is one of the most diligent, smart, and candid investors I’ve ever worked with.” — Cristobal Valenzuela, CEO of RunwayML, Amplify Partners website 1
“Modal wouldn’t be where it is without Sarah. She helped shape the initial vision, introduced me to the right people, and has been a great partner in fundraising and building a company.” — Erik Bernhardsson, CEO of Modal Labs, Amplify Partners website 1
“The teams at Amplify, Lux, and Compound have been fundamental to the growth of Runway.” — Cristobal Valenzuela, CEO of RunwayML, Medium blog post, December 2020 21
Note: all founder testimonials above are sourced from the Amplify Partners website or official company announcements. No additional independently sourced founder testimonials from external publications were located during research.
Connections
- Lead investor, Hex — led seed round; works with Barry McCardel (CEO), Caitlin Colgrove, and Glen Takahashi 22
- Lead investor, RunwayML Series A — co-led with Sunil Dhaliwal; alongside Lux Capital (Zavain Dar) and Compound Ventures (Michael Dempsey) 1421
- Lead investor, DatologyAI — co-led seed with Mike Dauber; angel investors include Jeff Dean, Geoff Hinton, Yann LeCun, and Adam D’Angelo 17
- Lead investor, CedarDB — led seed round for Munich-based database startup; angel investors include Hanno Renner (Personio CEO) and Jordan Tigani (MotherDuck CEO) 12
- Lead investor, Spiral — founded by former Palantir Foundry engineers Will Manning and Nick Gates 16
- Investor, Modal Labs — Amplify Partners led the $7M seed round in 2022; Modal later reached $1.1B valuation at Series B led by Lux Capital 24
- Associate, Creative Destruction Lab (CDL) — mentors AI-stream startups 8
- Former Head of Data, Mattermark (2014-2016) — built data team and ML-driven private company intelligence platform 16
- Former Data Partner, Canvas Ventures (2016-2017) — sourced investments including Kinetica, Platform9, and Fluxx 26
- Former Program Director, Center for Advanced Defense Studies (C4ADS) (2009-2011) 67
- Former Embedded Analyst, Palantir Technologies (2013-2014) 13
- Newsletter author: Publishes “Projects to Know,” a curated newsletter featuring academic papers and open-source projects in ML and data science, with over 100 issues published 27
- Conference appearances: Strata Data Conference (O’Reilly, 2019) 6, PyTorch Conference 2025 keynote panel on “Signal vs. Noise: Betting on AI’s Next Wave” 28, MLOps Community Coffee Session 10
Sources
-
Amplify Partners website, “Sarah Catanzaro — General Partner,” accessed April 2026. https://www.amplifypartners.com/team/sarah-catanzaro↩↩↩↩↩↩↩↩↩↩↩↩↩↩↩
-
Amplify Partners blog, “Welcoming Sarah Catanzaro,” November 16, 2017. https://www.amplifypartners.com/blog-posts/welcoming-sarah-catanzaro↩↩↩↩↩
-
Signal by NFX, “Sarah Catanzaro’s Investing Profile,” accessed April 2026. https://signal.nfx.com/investors/sarah-catanzaro↩↩↩↩↩↩↩↩
-
Amplify Partners blog, “Growth from Within: Lenny Pruss to General Partner and Sarah Catanzaro to Partner,” January 15, 2020. https://www.amplifypartners.com/blog-posts/growth-from-within-lenny-pruss-to-general-partner-and-sarah-catanzaro-to-partner↩
-
Amplify Partners blog, “Amplify Promotions: Sarah, Renee, and Natasha,” January 13, 2022. https://www.amplifypartners.com/blog-posts/amplify-promotions↩↩↩↩↩↩↩↩
-
O’Reilly Strata Data Conference 2019, “Sarah Catanzaro, Principal, Amplify Partners,” accessed April 2026. https://conferences.oreilly.com/strata/strata-ca-2019/public/schedule/speaker/261557.html↩↩↩↩↩↩↩↩↩
-
James Le, “Threat Intelligence, Venture Stamina, and Data Investing with Sarah Catanzaro,” Datacast podcast transcript, accessed April 2026. https://jameskle.com/writes/sarah-catanzaro↩↩↩↩↩↩↩↩
-
Creative Destruction Lab, “Associates — Montreal,” accessed April 2026. https://www.creativedestructionlab.com/locations/montreal/associates/↩↩
-
Antoine Buteau, “Lessons from Sarah Catanzaro, GP at Amplify Partners,” accessed April 2026. https://www.antoinebuteau.com/lessons-from-sarah-catanzaro-gp-at-amplify-partners/↩↩↩↩↩
-
RTInsights, “Amplify Partners’ Sarah Catanzaro on the evolution of MLOps,” accessed April 2026. https://www.rtinsights.com/amplify-partners-sarah-catanzaro-on-the-evolution-of-mlops/↩↩↩↩↩
-
Sarah Catanzaro (@sarahcat21) on X, “My AI investment thesis is that AI application startups will need to solve research and engineering problems that the labs are not currently focused on,” June 2025. https://x.com/sarahcat21/status/198792429823403234↩↩
-
Munich Startup, “CedarDB secures 5.3 million euros,” May 15, 2025. https://www.munich-startup.de/en/109750/cedardb-secures-53-million-euros/↩↩↩
-
VCSheet, “Sarah Catanzaro (Amplify Partners) / VC Breakdown & Contact,” accessed April 2026. https://www.vcsheet.com/who/sarah-catanzaro↩
-
Amplify Partners blog, “Our Series A Investment in Runway,” December 16, 2020. https://www.amplifypartners.com/blog-posts/our-series-a-investment-in-runway↩↩↩
-
Amplify Partners website, “Portfolio,” accessed April 2026. https://www.amplifypartners.com/portfolio↩↩
-
Amplify Partners blog, “AI teams need a better data platform: Our investment in Spiral,” September 11, 2025. https://www.amplifypartners.com/blog-posts/ai-teams-need-a-better-data-platform-our-investment-in-spiral↩↩↩
-
DatologyAI blog, “Introducing DatologyAI — Making models better through better data, automatically,” February 21, 2024. https://www.datologyai.com/blog/introducing-datologyai–making-models-better-through-better-data-automatically↩↩↩
-
TechCrunch, “Confluent acquires streaming data startup WarpStream,” September 9, 2024. https://techcrunch.com/2024/09/09/confluent-acquires-streaming-data-startup-warpstream/↩
-
TechCrunch, “Datadog acquires Eppo, a feature-flagging and experimentation platform,” May 5, 2025. https://techcrunch.com/2025/05/05/datadog-acquires-eppo-a-feature-flagging-and-experimentation-platform/↩
-
Erasmus Elsner, “Exploring the latest in data science with Sarah Catanzaro from Amplify Partners,” Sand Hill Road (Medium), accessed April 2026. https://medium.com/sand-hill-road/exploring-the-latest-in-data-science-with-sarah-catanzaro-from-amplify-partners-5e4bb37e524d↩↩↩↩↩
-
Cristobal Valenzuela, “Runway raises $8.5M Series A,” Medium, December 16, 2020. https://medium.com/runwayml/runway-raises-8-5m-series-a-9125f8007c79↩↩↩
-
Sarah Catanzaro, “Announcing Our Investment in Hex,” Amplify Partners blog, March 31, 2021. https://www.amplifypartners.com/blog-posts/announcing-our-investment-in-hex↩↩
-
Evalyze.ai, “Sarah Catanzaro — Investor Profile,” accessed April 2026. https://www.evalyze.ai/investors/sarah-catanzaro↩↩↩
-
Modal Labs blog, “Press Release: Modal Labs Announces Series A Financing Round,” accessed April 2026. https://modal.com/blog/general-availability-and-series-a-press-release↩↩
-
Sarah Catanzaro on LinkedIn, “Our Investment in WarpStream,” accessed April 2026. https://www.linkedin.com/posts/sarah-catanzaro-9770b98_our-investment-in-warpstream-activity-7174103071952646146-Rs8S↩
-
Sarah Catanzaro (@sarahcat21) on X, “Without good data, there are no good models,” February 2024. https://x.com/sarahcat21/status/17607091737997354↩
-
Amplify Partners, “Projects to Know” newsletter page, accessed April 2026. https://www.amplifypartners.com/projects-to-know↩
-
PyTorch Conference 2025, “Keynote Panel Discussion: Signal vs. Noise: Betting on AI’s Next Wave,” schedule page, accessed April 2026. https://pytorchconference.sched.com/event/28TNF/keynote-panel-discussion-signal-vs-noise-betting-on-ais-next-wave-sarah-catanzaro-amplify-partners-sarah-guo-conviction-brian-zhan-striker-venture-partners-peter-deng-felicis-moderated-by-joe-spisak-meta↩