Mark Selcow is a General Partner at Costanoa Ventures. He previously co-founded and served as President of BabyCenter and Merced Systems.

What Mark can write

Writes checks ofNot reported
Comes in atPre-seed, Seed, Series ACan lead the round
Email the firm[email protected]The firm's own inbox for founders.

Career

  1. BabyCenter · President
  2. Merced Systems · President
  3. Costanoa · Venture Partner
    Now
  4. Costanoa · General Partner
    Now

Companies founded

BabyCenterMerced Systems

Investments named in public bios

GreenhouseQuizletSkeduloSpringboard

Focus

FintechAIHealthcare AI

Also at Costanoa Ventures

Partners like Mark

At firms with a similar stage, sector and check size.

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One email when Mark's firm raises a fund, adds a partner or shows new activity.

Founders and investors at a Mode VC gathering

Send Mode VC your deck

Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.

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Questions

Who is Mark Selcow?

Mark Selcow is a General Partner at Costanoa Ventures. He previously co-founded and served as President of BabyCenter and Merced Systems.

How much does Mark Selcow invest?

Costanoa Ventures has not reported a check size. It invests at pre-seed, seed, series a.

How do I pitch Mark Selcow?

Email [email protected], the firm's inbox for founders, and name Mark in the subject. A warm intro from a founder Costanoa Ventures backed works better.

What did Mark Selcow do before Costanoa Ventures?

President at BabyCenter; President at Merced Systems.

Last updated 2026-10-15. Is this you? Ask for a correction.