Robert Day
InvestorGeneral Partner at Spring Lane Capital
Marblehead, Massachusetts, United States
Writes $20M – $100M checks · typically $40M
Experience
- Spring Lane CapitalCo-Foundercurrent2017 — presentGreater Boston
- EverFleet (formerly Spring Free EV)Chief Executive Officercurrent2025 — presentUnited States
- New England Clean Energy CouncilBoard member2012 — 2022Greater Boston
- Digital LumensBoard observer2009 — 2017Boston, MA
- Black Coral CapitalPartner2009 — 2016Boston, MA
- Cleantech Open NortheastChairman2011 — 2014
- Clean Economy Network Education FundCo-Chairman2010 — 2011
- Renewable Energy Business NetworkPresident2006 — 2009
- @VenturesPrincipal2007 — 2009
- Expansion Capital PartnersPrincipal2004 — 2006
- Bain & Company, Inc.Consultant2001 — 2004
- World Resources InstituteAssociate1996 — 1999
Skills & more
Investments31Cleantech99Carbon22Energy85Venture Capital99Biofuels7Renewable Energy99Start-ups99Energy Policy48Energy Efficiency59Strategy97Product Development22
+12 more
Strategic PlanningSolar EnergyPrivate EquityEntrepreneurshipSustainable EnergyDue DiligenceEnergy ConservationProject FinanceSmart GridFinancial ModelingGreen TechnologyBusiness DevelopmentFrom Robert's professional profile.
Colleagues at Spring Lane Capital
Ann Leng
CFO / COO at Spring Lane Capital
Christian Zabbal
Managing Partner, Co-Founder at Spring Lane Capital
Dan Firger
Advisory Board Member at Spring Lane Capital
Dereck Grey
Senior Vice President at Caliber
Eric Assouad
Principal at WP Global Partners
Janet Nova
General Counsel at RedBird Capital Partners
Jason Scott
Entrepreneur In Residence at Spring Lane Capital
Jihoon Hwang
Assistant Controller at Spring Lane Capital
Frequently asked questions
- Who is Robert Day?
- Partner, Co-Founder at Spring Lane Capital
- Where does Robert Day work?
- Robert Day is General Partner at Spring Lane Capital.
- What check size does Robert Day write?
- Robert Day typically writes checks of $20M – $100M.
- Where did Robert Day go to school?
- Robert Day studied at Northwestern University - Kellogg School of Management (MBA); Swarthmore College (BA, Economics and Political Science).
Founder mafias
Northwestern University - Kellogg School of Management mafia63
Also came through, then founded or led a company.
Kunal BahlExecutive ProgramFounded SnapdealAmir FaintuchMBAFounded Hourly +1Byron HewettMBAFounded Brava Diagnostics +1Remco van ZantenMBAFounded Zalando +1Wei LiMBAFounded Quantxbio +1
+ 57 more
Swarthmore College mafia9
Also came through, then founded or led a company.
Christopher GaetaBachelor of Science - BSFounded Insitehealth +1Sammy GreenwallBachelor’s DegreeFounded Lev +1Brian SmigaBachelor’s DegreeFounded ActioneerBryan BaumEconomicsFounded Blue Vision LabsMichael SiltonBachelor's degreeFounded Rainmaker Systems
+ 3 more
Same school
Also attended Northwestern University - Kellogg School of Management760
Jenny LeeSenior Managing Partner at Granite AsiaKunal BahlCo-founder of Snapdeal; co-founder of Titan CapitalCristina JunqueiraCo-founder of NubankAndy FligelSenior Managing Director at Intel CapitalDavid Clark GuillermoInvestments at Impact America FundGiuseppe DonvitoPartner at P101 Ventures
+ 754 more
Also attended Swarthmore College49
David KaufmanInvestor at Third Rock VenturesElena VibochManaging Director at General CatalystBrian SmigaVenture Partner, Co-Founder at Alpha PartnersChad KemmererAnalyst at Volition CapitalAlex ZhangInvestor at Matter Venture PartnersBryan BaumCo-Founder & Managing Partner at K5 Global
+ 43 more
Shared employers
Also worked at New England Clean Energy Council8
Joshua GrayVice President and Associate General Counsel at F-Prime Capital PartnersParker MundtPartner, Platform at Suffolk TechnologiesCarly JoosHead of Community at Suffolk TechnologiesDaniel GoldmanCo-Founder and Managing Director at Clean Energy VenturesAmy DuffuorCo-Founder and General Partner at Azolla VenturesMitch TysonInvestor at Clean Energy Venture
+ 2 more
Also worked at Digital Lumens2
Also worked at Cleantech Open Northeast14
Karen SheffieldFounder & Managing Partner at Pachamama VenturesKristina BurowManaging Director at ARCH Venture PartnersKris StokesTechnical Principal, New Earth Ventures at New Earth VenturesKevin BraithwaiteVP, Acceleration at NGIN Network for Global InnovationBrett BattlesPartner at AV8 VenturesPatricia SilvaVenture Partner at Satgana
+ 8 more









































