Sebastián Castro Galnares
InvestorFounderGeneral Partner at alpha4 ventures
New York
Writes $100K – $5M checks · typically $1.5M
FoundedKushki Group
Find your path to Sebastián
936 people in our graph share verified history with Sebastián — schools, employers, funds. One of them is your warm intro.
Kyle DohertyunlockedSebastián: together at Massachusetts Institute of Technology (2004)
×3Sebastián: together at YPO
×8Sebastián: together at Massachusetts Institute of Technology
Experience
- KushkiCofounder and Presidentcurrent2015 — present
- Abundance360Membercurrent2024 — present
- YPOMembercurrent2024 — presentMexico City, Mexico
- alpha4 venturesGeneral Partnercurrent2016 — present
- YaEstá.comBoard Member2013 — 2019
- LeafFounder & Chief Product Officer (Acquired by Heartland Payment Systems)2013 — 2014
- LeafFounder & Chief Operating Officer2011 — 2013Cambridge, MA
- Photovoltaic Research Laboratory at the Massachusetts Institute of TechnologyGraduate Researcher2008 — 2010
- Photon Consulting & Massachusetts Institute of TechnologyConsultant2008
- Universidad Politécnica de MadridResearcher2008
- General ElectricEngineering research intern2007
Skills & more
Prototyping2Prototype2Energy11Engineering24Renewable Energy5Entrepreneurship53Start-ups47Product Development26Business Strategy22Research6Data Analysis11User Experience4
+12 more
Consumer ElectronicsMobile InternetSolar EnergyMobile ApplicationsBusiness DevelopmentMobile DevicesProduct ManagementSustainabilityE-commerceStrategic PartnershipsConsumer TechnologyVenture CapitalLanguages English · Portuguese · Spanish
- New Space Economy: Technologies, Products, Services, and Business Models — MIT Professional Education
From Sebastián's professional profile.
Colleagues at alpha4 ventures
Network1
Investors connected to Sebastián in public investor directories — a warm-intro map.
Frequently asked questions
- Who is Sebastián Castro Galnares?
- General Partner at alpha4 ventures
- Where does Sebastián Castro Galnares work?
- Sebastián Castro Galnares is Founder of Kushki Group and General Partner at alpha4 ventures.
- What check size does Sebastián Castro Galnares write?
- Sebastián Castro Galnares typically writes checks of $100K – $5M.
- What companies did Sebastián Castro Galnares found?
- Sebastián Castro Galnares founded Kushki Group.
- Where did Sebastián Castro Galnares go to school?
- Sebastián Castro Galnares studied at Massachusetts Institute of Technology (Masters of Science, Mechanical Engineering - Energy Science); Massachusetts Institute of Technology (Bachelor of Science, Mathematics).
Founder mafias
Massachusetts Institute of Technology mafia1,221
Also came through, then founded or led a company.
Elad GilPhDFounded Brain Co. +1Hemant TanejaMinorFounded Hippocratic AINat FriedmanBachelor of ScienceFounded XamarinBrad FeldS.B.Founded TechstarsMatt HuangB.S.Founded Paradigm +1Delian AsparouhovDropoutFounded Nightingale +1
+ 1,214 more
Same school
Also attended Massachusetts Institute of Technology2,000
Hemant TanejaCEO & Managing Director of General CatalystNat FriedmanCo-lead of Meta Superintelligence Labs; co-founder of NFDGBrad FeldCo-founder of Foundry and TechstarsMatt HuangCo-founder and Managing Partner at ParadigmDelian AsparouhovPartner at Founders Fund and co-founder of VardaDrew HoustonCo-founder & CEO of Dropbox
+ 1,994 more
Shared employers
Also worked at Kushki6
Also worked at Abundance36013
Peter DiamandisPhysician, entrepreneur, and futurist inspiring leaders to think exponentially and create a future of abundanceBarbaros OzbugutuExperts | Leadership Management at 212Ipek CeliksozExperts | Venture Partner at 212Natalie MonbiotInvestor at Blue Tulip VenturesBill PowellCo-Founder & Managing Partner — IC Chair at Anthropy PartnersGhaith YafiFounding Partner at BY Venture Partners
+ 7 more
Also worked at YPO459
Alex ChachavaInvestor at Leta CapitalRaoul Oscar FianoInvestor at DN CapitalRouven DresselhausInvestor at Cavalry VenturesRobert CoppedgeChief Executive Officer at Echo Health VenturesDan MalvenVenture Partner at Alpha PartnersTien WongTech investor, entrepreneur, and CEO; Chairman & CEO of Opus8
+ 453 more
Also worked at Universidad Politécnica de Madrid26
Álvaro Meliá NavarroCFO at Mouro CapitalBaturay KayaPartner at Bek VenturesBorja VázquezInvestor at Enzo VenturesSergio Loarte CastroInvestor at Creator FundPedro GuerraPartner at Civeta InvestmentSophie DingrevilleInvestment Partner at Clean Growth Fund
+ 20 more

































