Stephen Sofen, Executive Advisor at Ascenta Capital is an active investor based in Lexington, Massachusetts. This profile covers what Stephen Sofen backs, at which stage, and how founders can reach out in 2026.
Stephen Sofen is an Executive Advisor at Ascenta Capital and advises biopharma and venture funds with expertise in biotech development and manufacturing.
Stephen Sofen invests in Healthcare & Biotech and Biotech & Pharma, typically at Early Stage Venture and Late Stage Venture.
- Investor type
- VC
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- Healthcare & BiotechBiotech & Pharma
- Location
- Lexington, Massachusetts
- Typical check
- $3.8M
How to reach Stephen Sofen
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Round Funded. "Stephen Sofen." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/stephen-sofen
Frequently Asked Questions
Who is Stephen Sofen?
Stephen Sofen, Executive Advisor at Ascenta Capital is an active investor based in Lexington, Massachusetts. Stephen Sofen invests in Healthcare & Biotech and Biotech & Pharma, typically at Early Stage Venture and Late Stage Venture.
What does Stephen Sofen invest in?
Stephen Sofen invests in Healthcare & Biotech and Biotech & Pharma, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Stephen Sofen invest at?
Stephen Sofen typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Stephen Sofen's typical check size?
Stephen Sofen typically writes checks around $3.8M. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.