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Steven Sinofsky

Investor

Board Partner at Andreessen Horowitz · Board director at Everlaw · Board director at Product Hunt · Board director at Tanium

United States

Writes $10K – $250K checks · typically $100K

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About

Steven Sinofsky is a business and product development executive who spent his career at Microsoft, beginning as a software design engineer in 1989 and rising to senior leadership roles in Office and the Windows division, where he oversaw major releases including Windows 7, Windows 8, and Surface through 2012. He co-authored "One Strategy: Organization, Planning, and Decision Making" with Harvard Business School professor Marco Iansiti, drawing from his experience leading the Windows team. Sinofsky currently works as an independent investor and advisor, maintains a focus on technology's role in developing markets, and is the author of "Hardcore Software: Inside the Rise and Fall of the PC Revolution."

Likely email· guessed from name + firm domain, not firm-published

Board director at Everlaw

Intro paths

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In turn, Steven can intro founders to Everlaw's investors below.

Everlaw's investors · 9

Andreessen HorowitzMenlo Park · $500K – $50M checks · since 2018CapitalGSan Francisco · $75M – $100M checks · since 2020H.I.G. CapitalMiamiH.I.G. Growth PartnersMiami · since 2021K9 VenturesPalo Alto · $250K – $750K checks · since 2018Menlo VenturesSan Francisco · $1M – $20M checks · since 2018Mudita VentureDetroit · $250K – $2M checksOVO FundMenlo Park · $250K – $750K checksUlu VenturesPalo Alto · $2M checks

Co-founders at Everlaw

ASAjeet Shankar
Ajeet ShankarExecutive Officer, Director
ASAJ Shankar
AJ ShankarFounder & CEO

Board director at Product HuntYC S14

Intro paths

YC

Product Hunt went through Y Combinator (Summer 2014) — Steven sits on its board, so any YC alum in your network can reach them through the company's founders.

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In turn, Steven can intro founders to Product Hunt's investors below.

Product Hunt's investors · 16

Andreessen HorowitzMenlo Park · $500K – $50M checks · since 2014BetaworksNew York · $250K – $750K checks · since 2014Betaworks Ventures Management, LlcNew York · $250K – $750K checks · since 2014Cowboy VenturesPalo Alto · $500K – $3M checks · since 2014Greylock PartnersSan Francisco · $100K – $200M checks · since 2014GV (Google Ventures)Mountain View · $250K – $50M checks · since 2014Initialized CapitalSan Francisco · $1M – $5M checks · since 2014Ludlow VenturesOak Park · $50K – $1M checks · since 2014Slow VenturesSan Francisco · $50K – $1M checks · since 2014Sound VenturesSanta Monica · since 2014Stanford UniversityStanford · since 2014StartXPalo Alto · $10K – $1M checks · since 2014SV AngelSan Francisco · $150K – $20M checks · since 2014Tuesday CapitalSan Francisco · since 2014Vayner Fundsince 2014Y CombinatorSan Francisco · $500K checks · since 2014

Co-founders at Product Hunt

RHRyan Hoover
Ryan HooverFounder

Board director at Tanium

Intro paths

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In turn, Steven can intro founders to Tanium's investors below.

Tanium's investors · 13

Andreessen HorowitzMenlo Park · $500K – $50M checks · since 2015Baillie GiffordEdinburgh · since 2020Brilliant Phoenix CapitalVancouverEQUIAMSan Francisco · $1M – $10M checksGeodesic CapitalSilicon ValleyIVP (Institutional Venture Partners)San Francisco · $15M – $75M checksJuniperoMiamiOmega Venture PartnersSilicon ValleySalesforce VenturesSan Francisco · $5M – $50M checks · since 2020T. Rowe PriceBaltimore · since 2020Teachers' Venture GrowthToronto · $50M – $250M checksTPGSan Francisco · since 2018Wellington ManagementBoston · $5M – $50M checks

Co-founders at Tanium

OHOrion Hindawi
Orion HindawiExecutive Officer, Director
DHDavid Hindawi
David HindawiExecutive Officer, Director

Experience

  1. Hardcore Software: Inside the Rise and Fall of the PC RevolutionAuthorcurrent2020 — presentRedmond, Washington, United States
  2. EverlawBoard Membercurrent2016 — presentRemote
  3. TaniumAdvisory Board Membercurrent2014 — presentOakland, California, United States
  4. BoxAdvisorcurrent2013 — presentLos Altos, CA, USA
  5. Andreessen HorowitzBoard Partnercurrent2013 — presentRemote
  6. Product HuntBoard Member2014 — 2016Remote
  7. Local Motion, IncBoard Member2013 — 2015Remote
  8. Harvard Business SchoolExecutive in Residence2013
  9. MicrosoftPresident, Windows Division2006 — 2012
  10. MicrosoftSenior vice president, Windows and Windows Live product development2006 — 2009
  11. MicrosoftSenior vice president, Office product development2003 — 2006
  12. MicrosoftSenior vice president, Office product development2004 — 2005Beijing, China
  13. MicrosoftVice president, Office product development1997 — 2003
  14. MicrosoftDirector of program management, Office Product Unit1994 — 1997
  15. MicrosoftTechnical Assistant1993 — 1994
  16. MicrosoftSoftware Design Engineer / Project Lead1989 — 1993
  17. One Strategy: Organization, Planning, and Decision MakingAuthor2009
  18. Harvard Business SchoolVisiting Scholar1998Cambridge, MA
  19. Cornell UniversityResident Advisor1985 — 1987Ithaca, New York, United States
  20. Cornell UniversityStudent Terminal Operator1983 — 1987Ithaca, New York, United States
  21. Martin Marietta Data SystemsSummer Intern1984Greater Orlando
  22. FreelanceProgrammer1982Orlando, Florida, United States
  23. Godfather's PizzaPizza Cook1981 — 1982Altamonte Springs, Florida, United States
  24. Sports UnlimitedRetail Salesworker1980Altamonte Springs, Florida, United States

Skills & more

Product ManagementEnterprise SoftwareCloud ComputingSoftware DevelopmentC#SaaSSoftware Engineering.NETJavaCAgile MethodologiesWeb Services
+8 moreWindowsStart-upsBusiness IntelligenceC++Executive ManagementDistributed SystemsSQLMicrosoft SQL Server

From Steven's professional profile.

Deals · 2

EverlawBoard seat

via Andreessen Horowitz · filed Jul 2018 · $25.3M raise

TaniumBoard seat

via Andreessen Horowitz · filed May 2015 · $64M raise

Attribution from SEC filings, press coverage, and firm rosters.

Other disclosed investments

Investor

BoxFieldbookLocal MotionProduct HuntSochatSpreadsheet.comSugar

Sources: SEC Form D filings · curated public sources.

Colleagues at Andreessen Horowitz

Adam Alpert
Founder at Pangea.app
Aditya Mehta
Founder at Suggestr
Aiden Slavin
Policy at a16z crypto
Alex Immerman
Partner at Andreessen Horowitz
Alex Rampell
General Partner at Andreessen Horowitz
Ali Yahya
General Partner at a16z crypto
Alisha Litman
Events at a16z crypto
Andrew Chen
General Partner at Andreessen Horowitz

Frequently asked questions

Who is Steven Sinofsky?
Steven Sinofsky is a business and product development executive who spent his career at Microsoft, beginning as a software design engineer in 1989 and rising to senior leadership roles in Office and the Windows division, where he oversaw major releases including Windows 7, Windows 8, and Surface through 2012. He co-authored "One Strategy: Organization, Planning, and Decision Making" with Harvard Business School professor Marco Iansiti, drawing from his experience leading the Windows team. Sinofsky currently works as an independent investor and advisor, maintains a focus on technology's role in developing markets, and is the author of "Hardcore Software: Inside the Rise and Fall of the PC Revolution."
Where does Steven Sinofsky work?
Steven Sinofsky is Board Partner at Andreessen Horowitz and Board director at Everlaw and Board director at Product Hunt and Board director at Tanium.
What check size does Steven Sinofsky write?
Steven Sinofsky typically writes checks of $10K – $250K.
What boards does Steven Sinofsky sit on?
Steven Sinofsky holds tracked board seats at Everlaw, Tanium.
What companies has Steven Sinofsky invested in?
Investments tracked here include Box, Everlaw, Fieldbook, Local Motion, Product Hunt, Sochat, Spreadsheet.com, Sugar, Tanium.
Where did Steven Sinofsky go to school?
Steven Sinofsky studied at Cornell University (BA, cum laude, Chemistry, Computer Science); University of Massachusetts Amherst (MS, Computer Science); Lake Brantley High School (Diploma).

Same school

Shared employers

Also worked at Local Motion, Inc1

Louis ChatriotFounder at Alma