Michael Silton

Michael Silton

General Partner atAct One VenturesSan Francisco

Michael Silton is Co-Founder and Managing Director at Act One Ventures. He previously held roles at UCLA VC Fund, Rainmaker Systems, and UniDirect Systems.

What Michael can write

Writes checks of$1M to $3M
Comes in atPre-seed, SeedCan lead the round
Email the firm[email protected]The firm's own inbox for founders.

Act One Ventures writes $1M to $3M checks, larger than 83% of firms in the atlas.

Bars: how many firms report each check band. Highlighted: Act One Ventures.

Career

  1. UniDirect Systems · CEO/Co-Founder
  2. Rainmaker Systems · CEO/Founder
  3. UCLA VC Fund · Executive Director
  4. Act One Ventures · General Partner
    Now

Companies founded

Rainmaker SystemsUniDirect SystemsAct One Ventures

Focus

AI-native companies

Also at Act One Ventures

Partners like Michael

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

Alert me when Act One Ventures is active

One email when Michael'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.

Send your deck

Questions

Who is Michael Silton?

Michael Silton is Co-Founder and Managing Director at Act One Ventures. He previously held roles at UCLA VC Fund, Rainmaker Systems, and UniDirect Systems.

How much does Michael Silton invest?

Michael Silton invests through Act One Ventures, which writes checks of $1M to $3M at pre-seed, seed.

How do I pitch Michael Silton?

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

What did Michael Silton do before Act One Ventures?

CEO/Co-Founder at UniDirect Systems; CEO/Founder at Rainmaker Systems; Executive Director at UCLA VC Fund.

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