/People

David Hartwig

Investor

Partner at 359 Capital · Operating Partner at Sapphire Ventures

Bay Area

Writes $10M – $100M checks · typically $25M

Find your path to David

371 people in our graph can introduce you to David.

Sign up to see every warm intro you have to David

  • Paths you didn't know you had: your email and LinkedIn already hold routes to David. We find them
  • 2nd- and 3rd-degree connections: the friend-of-a-friend routes you can't see from your own inbox or LinkedIn
  • Answers now, not in days: momentum is everything in a raise. Skip asking around whether someone knows someone

Days of research, done the moment you sign in, with every route ranked by how warm it is.

About

Generalist investor who joined 359 Capital in 2023 with a 20-year track record across consumer devices, financial services, gaming, health and wellness, software and analytics. Previously co-founded Sapphire Ventures and began his VC career at Battery Ventures.

Contact· self-published, not guessed

Invests in

AI & Machine LearningCloud ComputingConsumerData & InfrastructureDigital Health

Beyond investing

Education
Studied at Princeton (BSE, operations research) Studied at University of California, Berkeley (MBA)
Hobbies
He is interested in hearing about the best book people have read recently.

From published sources — common ground for a warm intro.

Experience

  1. 359 CapitalPartnercurrent2022 — present
  2. Sapphire VenturesCo-Founder & Operating Partnercurrent2025 — present
  3. Sapphire VenturesCo Founder & Managing Directorcurrent2006 — present
  4. BounceBoard Membercurrent2024 — present
  5. FizzBoard Membercurrent2025 — present
  6. StackHawkBoard Membercurrent2020 — present

Skills & more

  • Python for Everybody Specialization — Coursera

From David's professional profile.

Deals · 2

MedableBoard seat

via Sapphire Ventures · filed Nov 2020 · $93.6M raise

Brightfield Holdings, Inc.Board seat

via Sapphire Ventures · filed Sep 2019 · $118.8M raise

Attribution from SEC filings, press coverage, and firm rosters.

Other disclosed investments

Sources: curated public sources · the firm's website · SEC Form D filings.

Colleagues at 359 Capital

Network10

Investors connected to David in public investor directories — a warm-intro map.

Frequently asked questions

Who is David Hartwig?
Generalist investor who joined 359 Capital in 2023 with a 20-year track record across consumer devices, financial services, gaming, health and wellness, software and analytics. Previously co-founded Sapphire Ventures and began his VC career at Battery Ventures.
Where does David Hartwig work?
David Hartwig is Partner at 359 Capital and Operating Partner at Sapphire Ventures.
What does David Hartwig invest in?
David Hartwig invests in AI & Machine Learning, Cloud Computing, Consumer, Data & Infrastructure, Digital Health.
What check size does David Hartwig write?
David Hartwig typically writes checks of $10M – $100M.
What boards does David Hartwig sit on?
David Hartwig holds tracked board seats at Brightfield, Brightfield Holdings, Inc., Lean Data, Medable, Medable, StackHawk, StackHawk.
What companies has David Hartwig invested in?
Investments tracked here include Iex, Sword Health, YugabyteDB, Alfresco, Bounce, Brightfield, Datria, Datria Systems, Fitbit, IEX Group, Kaltura, Lean Data, and 16 more.
Where did David Hartwig go to school?
David Hartwig studied at Princeton University (Bachelor of Engineering - BE, Operations Research); University of California, Berkeley, Haas School of Business (Master of Business Administration (MBA)).
Does David Hartwig lead rounds?
Yes — David Hartwig has led 3 tracked investments.

Same school

Shared employers