Founders in San Francisco.
Verified emails & direct dials.
Find and reach verified Founders at San Francisco companies across technology, SaaS, and biotech. Filter by industry, company size, and tech stack, then get their verified email and direct dial.
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Build a San Francisco Founder list in minutes
Verified Founders at San Francisco companies, filtered exactly how you need them
Verified Founder emails
Every San Francisco Founder email is multi-source verified with a live deliverability check and automatic refund on any bounce.
Direct dials
Reach San Francisco Founders by verified work email and direct-dial mobile, not a generic switchboard.
Filter by industry
Narrow San Francisco Founders to technology, SaaS, and biotech — plus company size, revenue, funding, and tech stack.
AI briefings & signals
Get an AI company briefing and buying signals for each San Francisco account before you reach out.
Export & CRM sync
Export San Francisco Founders to CSV or push them to your CRM on paid plans.
10,000 free credits
Start building your San Francisco Founder list today — 10,000 credits every month, no card required.
Frequently asked questions
How many Founders are in San Francisco?
Sendburg has thousands of verified Founders at San Francisco companies across technology, SaaS, and biotech, refreshed continuously. Start free to see the live count for your exact filters.
Are the San Francisco Founder emails verified?
Yes. Every San Francisco Founder email is multi-source verified with a live deliverability check and an automatic credit refund on any bounce.
Can I filter San Francisco Founders by industry?
Yes. Filter San Francisco Founders by industry, company size, revenue, funding stage, and technology stack with 50+ filters.
Can I export San Francisco Founders?
Yes. Export to CSV or push them to your CRM on paid plans. The free plan includes 10,000 credits per month.
Start free today
10,000 free credits every month. No credit card. No annual contract.
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