Steven Siwinski is a Principal at Accel-KKR, whose known portfolio counts 14 companies.
Is Steven Siwinski a fit for your startup?
Paste your website. AI checks the fit and scores every other investor too.
Investment focus
- Stage
- GrowthLate-StageSeed
Contacts
Affiliated funds' portfolios
Principal at Accel-KKR, whose known portfolio counts 14 companies
- LeagueApps
- Identity Digital
- Submittable
- LeanDNA
- Humanforce
- Appspace
- Exxat
- Ntracts
- Ocuco
- SingleTrack
- Staritas
- StoreForce
- and 2 more
Investor Profile
The listing covers sectors AI, Commerce, Consumer and FinTech, and focus areas Analytics, CRM Systems, Cloud Infrastructure and Data Analytics. Startups operating in these areas may find Steven Siwinski relevant.
Accel-KKR appears in Growth, Late-Stage and Seed rounds across its known deals.
The firm portfolio and the focus above give founders context on whether Steven Siwinski matches their raise.
Colleagues at Accel-KKR
Showing 20 of 30
Jim Breyer
Co Founder
Austin, United States
Tim Armstrong
Vice President
San Francisco, United States
Dean Jacobson
Managing Director
Menlo Park, United States
Patrick Fallon
Managing Director & Chief Operating Officer
Burlingame, United States
David Cusimano
Managing Director
Atlanta, United States
Nishant Patel
Principal
San Francisco, United States
Joseph Porten
Managing Director
Menlo Park, United States
Julian Kulkarni
Senior Advisor
Dublin, Ireland
Tom Barnds
Managing Partner
Menlo Park, United States
Pablo Colomar Roig
Vice President
Mexico City
Gregory Williams
Managing Director
Menlo Park, United States
John Crowell
Principal
Mexico City
Annebelle Hardens
Operating Team
United Kingdom
Brandon Shintani
Investor
Ridgewood, United States
Maurice H.
Managing Director
United Kingdom
Christopher McMullan
Vice President
United States
Adam Malinowski
Principal
United Kingdom
Tyler Buckingham
Vice President
Atlanta, United States
Annie Asrari
Principal
Waltham, United States
Park Durrett
Managing Director
Menlo Park, United States
Frequently asked questions
Who is Steven Siwinski?
Steven Siwinski is a private equity investor based in New York City, United States, listed as Principal at Accel-KKR. The known portfolio of that firm counts 14 companies. That portfolio belongs to the firm, not to Steven Siwinski personally.
What does Steven Siwinski invest in?
Listed sectors include AI, Commerce, Consumer and FinTech; listed focus areas include Analytics, CRM Systems, Cloud Infrastructure and Data Analytics. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Steven Siwinski invest at?
Accel-KKR appears in Growth, Late-Stage and Seed rounds across its known deals, and Steven Siwinski is listed there as Principal. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Steven Siwinski listed at?
Steven Siwinski is listed as Principal at Accel-KKR. 30 other people in the database share a firm with Steven Siwinski.
How do I contact Steven Siwinski?
An email address, a phone number and a LinkedIn page are on file for Steven Siwinski. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
Skip the browsing. Let AI find your ideal investors in one minute.
Paste your startup website and AI picks your best-fit investors out of 135,000+ profiles.
Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal