Raj Shekhar Singh
InvestorCo-founder & General Partner at Z21 Ventures
San Francisco, California, United States
Writes $500K – $1M checks
About
Raj Shekhar Singh is a serial entrepreneur-turned-investor focused on the US–India technology corridor who combines operator-led experience with board and operating roles, positioning himself as entrepreneur, investor and builder.
Contact· self-published, not guessed
Invests in
AI & Machine LearningDeep TechEnterprise SoftwareHardwareHealthtechSaaS
Experience
- LivSYTBoard Membercurrent2025 — presentSan Francisco Bay Area
- ZimeBoard Membercurrent2024 — presentSan Francisco Bay Area
- HEN NozzlesBoard Observercurrent2024 — presentSan Francisco Bay Area
- Z21 VenturesFounder and General Partnercurrent2022 — presentSan Francisco Bay Area
- International Battery CompanyCo-Founder and CRO2022 — 2024San Francisco Bay Area
- Hen NozzlesAdvisory Board Member2022 — 2024
- Humbi HealthAdvisory Board Member2022 — 2024
- OpsLyftSeed Investor and Advisory Board Member2020 — 2024
- Explorex (Explorex Technologies, Inc)Seed Investor and Advisory Board Member2019 — 2024
- Hyperspec AICo-Founder & Chief Operating Officer2022San Francisco Bay Area
- Hyperspec AISeed Investor2019 — 2022San Francisco Bay Area
- InnovaccerSenior Vice President - Head of Product2018 — 2022San Francisco Bay Area
- InnovaccerVice President Customer Success and Delivery2017 — 2018San Francisco Bay Area
- McKinsey & CompanyEngagement Manager2016 — 2017San Francisco Bay Area
- McKinsey & CompanyAssociate2014 — 2016San Francisco Bay Area
- InnovaccerAdvisor2012 — 2014Berkeley
- National University of SingaporeSummer Intern Reseacher2007Singapore
Skills & more
Climate Change39Biotechnology32Mathematical Modeling23Statistics18Earth Science19Biofuels17Data Analysis19Entrepreneurship10Programming10Start-ups9Research7Science5
+12 more
Biochemical EngineeringMolecular BiologyEnergyMicrobiologyGroundwaterHydrologic ModelingData AssimilationModelingManagementStrategic PlanningMatlabCLanguages Bengali · Chinese · English · Hindi
- NSF I-Corps — National Science Foundation (NSF)
From Raj's professional profile.
Colleagues at Z21 Ventures
Abhinav Shashank
Co-Founder and General Partner at Z21 Ventures
Anand Akela
Venture Advisor at Z21 Ventures
Ankit Bhangar
Venture Advisor at Z21 Ventures
Dibyendu Rana
Venture Advisor at Z21 Ventures
Jyotika Gupta
Co-Founder and Partner at Z21 Ventures
Ritik Singh
Analyst at Z21 Ventures
Shachi Shah
Principal at Z21 Ventures
Sudarshan Ravi Jha
Co-Founder and Partner at Z21 Ventures
Frequently asked questions
- Who is Raj Shekhar Singh?
- Raj Shekhar Singh is a serial entrepreneur-turned-investor focused on the US–India technology corridor who combines operator-led experience with board and operating roles, positioning himself as entrepreneur, investor and builder.
- Where does Raj Shekhar Singh work?
- Raj Shekhar Singh is Co-founder & General Partner at Z21 Ventures.
- What does Raj Shekhar Singh invest in?
- Raj Shekhar Singh invests in AI & Machine Learning, Deep Tech, Enterprise Software, Hardware, Healthtech, SaaS.
- What check size does Raj Shekhar Singh write?
- Raj Shekhar Singh typically writes checks of $500K – $1M.
- Where did Raj Shekhar Singh go to school?
- Raj Shekhar Singh studied at University of California, Berkeley (Doctor of Philosophy (PhD)); Indian Institute of Technology, Kharagpur (Bachelor of Technology (BTech)); University of California, Berkeley, Haas School of Business (Management of Technology).
Founder mafias
University of California, Berkeley mafia538
Also came through, then founded or led a company.
Steve WozniakBSFounded AppleTony XuB.S.Founded DoorDashAravind SrinivasDoctor of Philosophy - PhDFounded PerplexityAli GhodsiPost-docFounded DatabricksRyan PetersenBAFounded FlexportDavid FriedbergBAFounded Climate +2
+ 531 more
McKinsey & Company mafia337
Also came through, then founded or led a company.
Elad GilConsultantFounded Brain Co.Tony XuBusiness AnalystFounded DoorDashAlexandre ProtAssociateFounded Smartven +1Inaki BerenguerAssociateFounded InfiniteWatch +2Ryan XueManagement ConsultantFounded Andco +2Max AhrensFellow InternFounded Maihem +2
+ 330 more
Techstars mafia238
Also came through, then founded or led a company.
David CummingsTechstars Boulder Accelerator 2012Founded Undaunted +4Jeremy AchinCloud Class 2013Founded Neo Cybernetica +2TJ ParkerTechstars Boston Accelerator 2013Founded Tjparker +2Spencer RascoffMentorFounded HeyLibby +2Sanjiv SanghaviTechstars New York City Accelerator 2012Founded Texture +2Brandon PatonMentorFounded Glider +2
+ 231 more
University of California, Berkeley, Haas School of Business mafia117
Also came through, then founded or led a company.
Ivan ZhouBachelor of Science (B.S.)Founded Decagon +2Keith LendenMBAFounded Boundless Bio +2Jay ParrishMBAFounded ROME Therapeutics +1Nanxi LiuFounded Nanoly Bioscience +1Patrick SigristVenture Capital Executive ProgramFounded IORQ +1Victor HoBachelor of Science (BS)Founded Fivestars +1
+ 110 more
Indian Institute of Technology, Kharagpur mafia55
Also came through, then founded or led a company.
Surojit ChatterjeeB. Tech (Honors)Founded Ema +1Nalin GuptaB.Tech + M.Tech (Dual Degree)Founded Cignara +1Ankit ParasherBachelor of Technology (B.Tech.) honsFounded LetsTransport +1Aman MishraB .TechFounded Unsiloed Ai +1Adnan AbbasFounded Unsiloed Ai +1Sudarshan Ravi JhaDual DegreeFounded LetsTransport
+ 48 more
Same school
Also attended University of California, Berkeley1,453
Byron DeeterPartner at Bessemer Venture PartnersSteve WozniakCo-founder of AppleTony XuCo-founder & CEO of DoorDashAravind SrinivasCo-founder & CEO of Perplexity AIAli GhodsiCo-founder & CEO of DatabricksRyan PetersenFounder & CEO of Flexport
+ 1,447 more
Also attended Indian Institute of Technology, Kharagpur124
Deep NisharInvestment Team at General CatalystSomnathTechnology Partner and Chief Data Scientist at Clear VenturesMoiz SaifeePartner, Analytics at Correlation VenturesIndra SinghalOperating Partner at EMERGENT VENTURESVasu MurthyCPO Fellow at Mighty CapitalAntra SaxenaAssociate at Kae Capital
+ 118 more
Also attended University of California, Berkeley, Haas School of Business616
Mark FiorentinoInvestor at Index VenturesRishi ModiInvestor at GV (Google Ventures)Yibo NianInvestment Director at Intel CapitalZhenyu TangInvestment Director at Intel CapitalHariFellow at Clear VenturesDennisDirector of Trading at Pantera Capital
+ 610 more
Shared employers
Also worked at HEN Nozzles1
Also worked at Explorex (Explorex Technologies, Inc)1
Also worked at Innovaccer13
Priyanka MitraPartner at M12 (Microsoft's Venture Fund)Dev KharePartner at Lightspeed Venture PartnersNagraj KashyapGeneral Partner at Touring CapitalAbhinav ShashankCo-Founder and General Partner at Z21 VenturesDipty DesaiVenture Partner at Elevate CapitalAlexander PiresDirector at Atlantic Vantage Point
+ 7 more
Also worked at McKinsey & Company1,549
Elad GilSolo general partner investing through Gil CapitalJim BreyerFounder & CEO of Breyer CapitalAnn Miura-KoCo-founding Partner at FloodgateJeremy LiewPartner at Lightspeed Venture PartnersMike SpeiserManaging Director at Sutter Hill VenturesJeremy LevinePartner at Bessemer Venture Partners
+ 1,543 more