California

Day One Ventures

Day One Ventures, based in California, backs generalist startups at Pre-Seed, Seed, and Series A stages, with a $150M fund and notable investments including World and You.com.

Entry stagePre-seed, Seed, Series A
Check sizen/a
Leads roundsn/a
FocusGeneralist
Latest fund$150M
Investing team3 peopleNo activity since Sep

Who you would pitch at Day One Ventures

3 people on the investing team. Partners are listed first.

Work here and something is wrong? Ask for a correction.

Check size not reported yet.

Bars: how many firms in the atlas report each band. Highlighted: this firm.

No recent activity since September 2026. Quiet does not mean closed.

Weekly count of activity updates. Activity is not a confirmed deal.

Before you pitch

How to reach them[email protected]

Notable investments

WorldYou.comDoorDashSymbolica AIAva

In their words

Day One Ventures - Investing in startups and leading their communicationsInvesting in startups and leading their communicationsdayoneventures.com
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

Alert me when Day One Ventures is active

One email when this firm shows new activity. Nothing else.

On these lists

Questions

What stage does Day One Ventures invest in?

Day One Ventures reports entry at pre-seed, seed, series a.

How much does Day One Ventures invest?

Day One Ventures has not reported a check size.

Does Day One Ventures lead rounds?

Day One Ventures has not reported a lead preference.

Who are the partners at Day One Ventures?

Drake Rehfeld, Masha Bucher, Sanjiv Sanghavi.

Is Day One Ventures active right now?

No recent activity since September 2026.

Work at Day One Ventures? Claim or correct this profile.