Sebastián Castro Galnares
InvestorGeneral Partner at alpha4 ventures
New York
Writes $100K – $5M checks · typically $1.5M
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
Education
- Massachusetts Institute of TechnologyMasters of Science, Mechanical Engineering - Energy Science2008 — 2010
- Massachusetts Institute of TechnologyBachelor of Science, Mathematics2004 — 2008
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.
Same school
Also attended Massachusetts Institute of Technology977
Fred WilsonCo-founder & Partner at Union Square VenturesAileen LeeFounder & Managing Partner of Cowboy VenturesHemant TanejaCEO & Managing Director of General CatalystBrad FeldCo-founder of Foundry and TechstarsMatt HuangCo-founder and Managing Partner at ParadigmDelian AsparouhovPartner at Founders Fund and co-founder of Varda
+ 971 more
Shared employers
Also worked at Kushki5
Also worked at Abundance3609
Peter DiamandisCo-Founder & Partner at BOLD LongevityBarbaros OzbugutuExperts | Leadership Management at 212Ipek CeliksozExperts | Venture Partner at 212Natalie MonbiotInvestor at Blue Tulip VenturesGeorge BandarianFounder, General Partner at Untapped VenturesGhaith YafiFounding Partner at BY Venture Partners
+ 3 more
Also worked at YPO168
Alex ChachavaInvestor at Leta CapitalRaoul Oscar FianoInvestor at DN CapitalJeff BergerVenture Partner at FJ LabsRouven DresselhausInvestor at Cavalry VenturesRob CoppedgeChief Executive Officer at Echo Health VenturesDan MalvenVenture Partner at Alpha Partners
+ 162 more
Also worked at Universidad Politécnica de Madrid10
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
+ 4 more
Colleagues at alpha4 ventures
Network1
Investors connected to Sebastián in public investor directories — a warm-intro map.

























