Jeffrey Silverstein
Partner, Andreessen Horowitz
Co-investors
Investors who frequently co-invest with Jack Altman. Browse free; unlock a verified email when you need it.
246 investors
Partner, Andreessen Horowitz
Unknown, Independent
Partner, Dragonfly Capital Partners
General Partner, Andreessen Horowitz
Managing Partner, Upload Ventures
General Partner, Meritech Capital Partners
Angel, Vouch Insurance
Partner, Antler
Managing Director, Insight Partners
General Partner, Balderton Capital
Angel, Independent
Angel, Independent
Partner, Sequoia Capital
Investor, Headline (formerly e.ventures)
Managing Director, Insight Partners
Partner, Accel
Partner, Concrete Rose Capital
Managing Partner, WndrCo LLC
Angel, Stripe
Partner, Radical Ventures
Partner, Andreessen Horowitz
Investor, Dyrdek Machine
Partner, TCV
Investor, Todd and Rahul's Angel Fund
Angel, Independent
Partner, Matrix Partners India
Partner, Susa Ventures
Investor, Uncommon Ventures
Angel, Sacramento Angels
General Partner, Hidden Capital
Principal, Index Ventures
Partner, Operator Collective
Unknown, Sandwith Ventures, LLC
Partner, Fifth Down Capital
Angel, Plaid
Managing Director, Adverb Ventures
Partner, Rebel Fund
Managing Director, Sixth Street
Partner, Bessemer Venture Partners
Partner, Accel
General Partner, Notion Capital
General Partner, Ben Tossell's Rolling Fund
General Partner, Kearny Jackson
Partner, Two Sigma Ventures
Partner, Two Sigma Ventures
Managing Partner, SaaS Venture Capital
Partner, Astanor Ventures
Partner, Group 11
Managing Partner, Convective Capital
Partner, Craft Ventures
Partner, Propeller VC
Partner, OpenView Partners
Partner, ATX Venture Partners
Managing Partner, Exponent Founders Capital
General Partner, Alex Angels (Alexandria Angel Network)
Angel, Independent
Partner, ScOp Venture Capital
Managing Partner, Deerfield Management
Angel, Independent
Principal, 8VC
Investor, Greylock
Managing Partner, Headline (formerly e.ventures)
Angel, Independent
Managing Partner, Saga
General Partner, Ribbit Capital
General Partner, Antler
General Partner, DCVC (Data Collective)
Investor, Independent
Angel, Independent
Partner, Teamworthy Ventures
General Partner, Fuel Capital
Investor, Verified Capital
Partner, Scale Venture Partners
General Partner, Coatue
General Partner, Norwest Venture Partners
General Partner, GV (Google Ventures)
Managing Director, O'Shaughnessy Ventures
General Partner, Lakehouse Ventures
Managing Director, Insight Partners
Investor, MKT1 Capital
Managing Partner, Casa Verde Capital
Venture Partner, Craft Ventures
Partner, Picus Capital
General Partner, Andreessen Horowitz
Partner, Kleiner Perkins
Partner, Moderne Ventures
Angel, Independent
Unknown, Wild Ventures
Partner, Trust Ventures
General Partner, Next Level Ventures
Investor, Two Sigma Ventures
Principal, Menlo Ventures
Partner, Sarona Ventures
Partner, QED Investors
Scout, Sequoia Capital
Unknown, Italic
Partner, Lightspeed Venture Partners
Partner, M12 - Microsoft's Venture Fund
Managing Director, NewCo
Venture Partner, Crosslink Capital
Investor, foobar.vc
General Partner, Andreessen Horowitz
Managing Partner, Section 32
Angel, Independent
General Partner, Meritech Capital Partners
Partner, Shine Capital
Investor, Earl Grey Capital
Partner, rocketship.vc
Unknown, FIRE DEPT.
General Partner, Ribbit Capital
Angel, Independent
Partner, First Round Capital
Managing Director, Merus Capital
Partner, Lightspeed Venture Partners
Partner, Fuel Capital
Partner, Basis Set Ventures
General Partner, Coatue
General Partner, Union Square Ventures
Unknown, General Catalyst
Partner, Craft Ventures
Unknown, Lookout
Partner, 83North
Scout, Sequoia Capital
Unknown, Voterbase
Angel, Independent
Partner, First Round Capital
Partner, Alt Capital
Investor, YLEM
General Partner, Meritech Capital Partners
Venture Partner, Resolute Ventures
Angel, Independent
Principal, FJ Labs
Partner, monashees
Partner, Sequoia Capital
General Partner, Amplify Partners
Unknown, Y Combinator
Managing Partner, Kapor Capital
Partner, Sunshine Lake
Managing Partner, Peak Venture Capital (Peak Ventures)
General Partner, Footwork
Managing Partner, Unshackled Ventures
Unknown, Xtripe Angels
General Partner, Autopilot Fund
Unknown, Datavant
Unknown, Allen Institute for Artificial Intelligence Incubator (AI2)
Partner, Kleiner Perkins
Managing Director, Nexus Venture Partners
Investor, Coatue
Partner, Andreessen Horowitz
Principal, Amplify Partners
General Partner, Greylock
Managing Director, Insight Partners
General Partner, Footwork
Principal, Haystack
Principal, Scale Venture Partners
Venture Partner, Next Coast Ventures
Partner, Long Journey Ventures
General Partner, Vista Venture Partners
General Partner, Emergence Capital
General Partner, Matrix
Partner, OMERS Ventures
General Partner, A* Capital (A Star Capital)
Managing Partner, South Park Commons
Partner, BoxGroup
Managing Partner, Forerunner Ventures
Investor, Addition
Managing Director, Bam Ventures
General Partner, Credo Ventures
Principal, YOBE Ventures
Managing Partner, Lerer Hippeau
Partner, Learn Capital
Partner, Twelve Below
Partner, Spero Ventures
Investor, Greenoaks Capital
Partner, Banter Capital
Partner, Uncork Capital
Partner, Unshackled Ventures
Managing Partner, Indicator Ventures
Partner, Khosla Ventures
General Partner, Andreessen Horowitz
Principal, First Round Capital
Partner, Bedrock Capital
General Partner, Susa Ventures
General Partner, Allison Pickens Ventures, formerly The New Normal Fund
Unknown, Hanabi Capital
Partner, Forerunner Ventures
President, Coinbase Ventures
Partner, Khosla Ventures
Angel, Independent
Angel, Independent
General Partner, Bond
Partner, Sequoia Capital
Investor, Buckley Ventures
Partner, Accel
Partner, NextView Ventures
Managing Partner, Alpha Bridge Ventures
General Partner, Jackson Square Ventures
Venture Partner, Lightspeed Venture Partners
Partner, Y Combinator
General Partner, Supercharge.vc
General Partner, CRV
Venture Partner, Inovo VC
Managing Partner, Gradient Ventures
Partner, Freigeist
Partner, Broadway Venture Partners
General Partner, Andreessen Horowitz
President, Y Combinator
Partner, Homebrew
Partner, A24
Managing Partner, Boldstart Ventures
Principal, Amplify Partners
Venture Partner, Lightspeed Venture Partners
Partner, Sequoia Capital
General Partner, Boldstart Ventures
Unknown, Thumbtack
Venture Partner, Obvious Ventures
Angel, Todd and Rahul's Angel Fund
Managing Partner, YOBE Ventures
General Partner, ICONIQ Capital
Partner, Lightspeed Venture Partners
General Partner, CRV
Managing Director, Forefront Venture Partners
Managing Partner, Daft Capital
Partner, TechSquare Labs
Partner, Craft Ventures
Managing Partner, Blockchain Founders Fund
Partner, Standard Capital
Partner, Anthemis Group
General Partner, Independent
Partner, First Round Capital
Investor, Greycroft
General Partner, Coatue
General Partner, AngelPad
Partner, AIX Ventures
Partner, Y Combinator
Partner, Lux Capital
General Partner, Canaan Partners
Angel, Independent
Managing Director, Insight Partners
General Partner, Greylock
Partner, Accel
Scout, Sequoia Capital
Managing Partner, Red Swan Ventures
Managing Partner, Active Capital
Unknown, Jude AI
Paid once and never thought about it again. way faster than stalking LinkedIn all day.
grabbed the free climate list first, then upgraded. no sub to cancel, love that.
the CSV saved me a whole weekend tbh.
Emails didnt bounce. worth it on its own.
No login, no monthly bill, just the data. exactly what i needed.
solid US/UK coverage but my niche was thin, maybe a dozen that actually fit. the ones i got were correct tho.
was skeptical so tried the free 15. checked out, booked 3 calls that week.
Fewer names than the big dbs but every one actually invests. less noise.
spent 2 weeks guessing email patterns like an idiot. shouldve just started here.
dropped straight into my CRM, right columns and all. clean.
the AI search kinda got what i meant by seed climate leads. not perfect but quick.
2 of my first 10 bounced which annoyed me, verified should mean verified. support sorted it next day and the rest landed, but rocky start ngl.
79 bucks for the whole db forever vs 99/mo id forget to cancel. easy call.
Did what it said. the emails worked.
wanted phone numbers too but for cold email it nailed it. no account needed, rare these days.
datas good, search is a bit hit and miss. ended up filtering by sector and finishing in sheets. got there.
Leave a review
Let others know what you think.