Fundraising Fox
Roy Thiele-Sardiña
InvestorCo-founder and Partner at HighBar Partners · Chairman at Blazent
Menlo Park, California, United States
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145 people in our graph share verified history with Roy — schools, employers, funds. One of them is your warm intro.
David ChaikenunlockedRoy: together at Promptu (2005–2006)
Roy: together at Blazent
×4Roy: together at HighBar Partners
×4Roy: together at Workshare
About
Co-founder and Partner with over 25 years founding, investing in and running technology companies. Previously a Managing Director at Steelpoint Capital and Executive-in-Residence at Mayfield Fund, and co-founder/CEO of Ingrian Networks and Tasmania Networks. Holds a BS from University of Wisconsin-Madison and an MBA from NYU Stern.
Chairman at Blazent
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Experience
- AVRIX Systems Inc.Founder & CEOcurrent2026 — presentMenlo Park, CA
- HighBAR VenturesFounder & Managing Partnercurrent1996 — presentMenlo Park, CA
- BlazentChairman (Acting CEO OCT-2021 to Present)current2009 — present
- PromptuChairman, Board Member & Advisorcurrent2005 — presentMenlo Park, CA
- Virtana (Formerly Virtual Instruments)Board Membercurrent2016 — presentSan Jose, CA
- Virtana (Formerly Virtual Instruments)Board Member2014 — 2016San Jose CA
- West Bay Sanitary DistrictDistrict Board Membercurrent2011 — presentMenlo Park, CA
- The California - Spain Chamber of CommerceMembercurrent2010 — present
- HighBar PartnersCo-Founder & Partner2010 — 2025Menlo Park CA
- ZettasetExecutive Chairman & Board Member2012 — 2024Mountain View, CA
- Clustrix, Inc. (acquired by MariaDB Corporation)Board Member2013 — 2022San Francisco Bay Area
- Xangati (Acquired by Virtana)Board Member2013 — 2016San Jose CA
- Regroup.comBoard Member2007 — 2015
- Soonr (acquired by AutoTask)Board Member2010 — 2015
- Vyatta, Inc (Acquired by Brocade)Board Member2011 — 2012Belmont CA
- PTI Marketing Technologies (Acquired by Ricoh)Board Member1999 — 2012Greater San Diego Area
- dotFXAdvisor2009 — 2011
- Critical PathChairman & Board Member2007 — 2010
- WorkshareBoard Member & Advisor2006 — 2009
- Ingrian Networks (Acquired by SafeNet)Co-Founder, President & CEO, Chairman2000 — 2008
- Boingo WirelessBoard Member2006 — 2008
Skills & more
Management72Strategy73Strategic Planning17Leadership6SaaS33Enterprise Software99Software as a Service (SaaS)1Sales Management2Early-Stage Startups2Turn Around Management1Start-ups99Venture Capital67
+12 more
Strategic PartnershipsProduct ManagementEntrepreneurshipCloud ComputingMergersProduct MarketingBusiness StrategyBusiness DevelopmentMobile DevicesMergers & AcquisitionsCross-functional Team LeadershipProduct DevelopmentLanguages English · Spanish
- Pilots License - SEL, MEL, Instrument Rated — FAA
From Roy's professional profile.
Colleagues at HighBar Partners
Frequently asked questions
- Who is Roy Thiele-Sardiña?
- Co-founder and Partner with over 25 years founding, investing in and running technology companies. Previously a Managing Director at Steelpoint Capital and Executive-in-Residence at Mayfield Fund, and co-founder/CEO of Ingrian Networks and Tasmania Networks. Holds a BS from University of Wisconsin-Madison and an MBA from NYU Stern.
- Where does Roy Thiele-Sardiña work?
- Roy Thiele-Sardiña is Co-founder and Partner at HighBar Partners and Chairman at Blazent.
- Where did Roy Thiele-Sardiña go to school?
- Roy Thiele-Sardiña studied at NYU Stern School of Business (MBA, Statistics & Decision Support Systems); University of Wisconsin-Madison (BS, Electrical Computer Engineering (School of Engineering) and Computer Sciences (L&S)); Franklin High School.
Founder mafias
NYU Stern School of Business mafia220
Also came through, then founded or led a company.
Boingo Wireless mafia7
Also came through, then founded or led a company.
Chuck DavisBoard DirectorFounded Fandango +1Paul HsiaoMember Board of DirectorsFounded PipeDreams +1Henry LiuDirector, Ad Platform EngineeringFounded Glide +1Sky DaytonFounderFounded EarthlinkSam BhagwatSoftware EngineerFounded MastraAthreya AnandSoftware Engineering InternFounded hardware intelligence
Clustrix mafia7
Also came through, then founded or led a company.
Same school
Also attended NYU Stern School of Business831
Luna SchmidInvestor at GV (Google Ventures)Kaz TeradaVenture Advisor at Monta Vista CapitalNeil FongManaging Director Asia at Burda Principal InvestmentsMax WechterSenior Director of AI at Lerer HippeauTom MonahanFormer Chairman & CEO, CEB at MissionOGKrupa VankayalaPartner, People & HR at Sapphire Ventures
+ 825 more
Also attended University of Wisconsin-Madison628
Zhenyu TangInvestment Director at Intel CapitalDougAdvisor at Clear VenturesDan RuchPartner at Rho VenturesJoe HayesInvestor at LightbankGeorge RobertsInvestor at OpenView Venture PartnersBret L. BostwickMD, FAAP, FACMG, Venture Advisor at Breyer Capital
+ 622 more
Also attended Franklin High School1
Shared employers
Also worked at Blazent4
Also worked at The California - Spain Chamber of Commerce3
Also worked at Workshare8
Nat FalconerVenture Partner at Cornerstone VCSimon AclandFounder & Chairman at Green Angel VenturesMark HadfieldFounder at PersimmonBarrie HadfieldCEO, Co-founder at Mindset AIChristine DaviesCXO, Co-founder at Mindset AIWill EvansCTO, Co-founder at Mindset AI
+ 2 more
Also worked at Boingo Wireless13
Chuck DavisOperating Partner at TCVTamara SteffensManaging Director at Thomson Reuters VenturesIsabel WrubelInvestor at HeadlineSky DaytonVenture Partner at Craft VenturesKajal BhargavaInvestor at Berkeley Angel NetworkPaul HsiaoGeneral Partner at Canvas Ventures
+ 7 more