Investing Profile

Carmichael Roberts(1)

VCInvestor
Business Lead, Investment Committee, Breakthrough Energy Ventures
breakthroughenergy.org/team/b...Boston, Massachusetts
Photo of Carmichael Roberts, Investor at Breakthrough Energy Ventures
Your Intro Paths to Carmichael Roberts

Signal uses Gmail to reveal intro paths. Email content is never read.

Sign in with Google →

Carmichael Roberts's investing connections

Picture

1 Investor

Connected to Grant Allen (Giant Ventures).

Networks Carmichael is a member of
Harvard University Network
402 CONNECTIONS
Duke University Network
126 CONNECTIONS
Massachusetts Institute of Technology - Sloan School of Management Network
56 CONNECTIONS

Find Carmichael Roberts on

cb
Current Investing Position
Breakthrough Energy Ventures Investor
Investment Range
$500K - $50.0M
Sweet Spot
$25.0M
Investments On Record
162

Carmichael Roberts is on these Sector & Stage Rankings

Carmichael Roberts's Investments On Record (83)

CompanyStageDateRound SizeTotal Raised
Rumin8
Series UnknownMar 2026$3M
SeedJan 2023$12M
$20M
Co-investors: Mark Cupta (Prelude Ventures)
Sygaldry Technologies
Series AMar 2026$110M
$140M
Co-investors: Nicolas Dessaigne (Y Combinator)
ZeroAvia
Series UnknownDec 2025
Series CSep 2023$120M
Series BDec 2021$35M
Series AJun 2021$13M
Series AMar 2021$24M
Series ADec 2020$21M
$210M
Co-investors: Matt Eggers (Prelude Ventures), Kevin Eggers (AP Ventures), Aviram Jenik (Rabbit Ventures), Ihar Mahaniok (Geek Ventures), Devin Whatley (Ecosystem Integrity), Adrian Chan (The March Group)
Fervo Energy
Series EDec 2025$460M
Series UnknownJun 2025$100M
Series CAug 2022$140M
Series BApr 2021$28M
$970M
Co-investors: Joshua Posamentier (Congruent Ventures), JB Straubel
Stoke Space
Series DOct 2025$860M
Series CJan 2025$260M
Series BOct 2023$100M
Series ADec 2021$65M
$1.3B
Co-investors: Morgan Beller (NFX), Alexis Ohanian (Curated), Kevin Weil (OpenAI), Peter Bordes (Trajectory Ventures), Kyle Vogt (Cruise Automation, Inc.), Charlie Songhurst, Trevor Blackwell, Thomas Tull, Justin Mateen
Fourth Power
Series ASep 2025$20M
Series ADec 2023$19M
$39M
Co-investors: Zachary Bogue (DCVC (Data Collective))
Commonwealth Fusion Systems
Series BAug 2025$860M
Series BDec 2021$1.8B
$2.9B
Co-investors: Vinod Khosla (Khosla Ventures), Chris Sacca (Lowercarbon Capital), Randy Glein (DFJ), Mario Costantini (NEVA SGR), Matias Mosse (Starlight Ventures), Mike Schroepfer (Gigascale Capital), Steve Jurvetson (Baruch Future Ventures), John Doerr (Kleiner Perkins), Nader Motamedy (Safar Partners), Maryanna Saenko (Baruch Future Ventures), Hisham Elhaddad (HOF Capital), Sam Englebardt (Galaxy Digital), Eric Schmidt (Innovation Endeavors), Stanley Druckenmiller
Planted
Series AJul 2025$12M
Series AJun 2024$20M
$32M
Co-investors: Rajesh Swaminathan (Khosla Ventures), Mark Gudiksen (Piva Capital), Joanne Wilson (Gotham Gal Ventures), Ben Lin

Carmichael Roberts's Experience

Founder and Managing Partner Material Impact2016 - Present
Member Breakthrough Energy VenturesPresent
Director Zero Mass WaterPresent
Co-Founder and Lead Director Arsenal MedicalPresent
Lead Director Foro Energy2009 - 2018
General Partner North Bridge Venture Partners2007 - 2017
Co-Founder, President and CEO Surface Logix1999 - 2005
Business Development Geltex Pharmaceuticals, Inc.1998 - 1999
Special Programs Manager reporting to EVP and GM of Performance Chemicals Business Dow Chemical Corp (formerly Union Carbide Corporation)1995 - 1999

Carmichael Roberts's Education

Massachusetts Institute of Technology - Sloan School of Management Master of Business Administration (MBA)
Harvard University NSF Postdoctoral Fellow
Duke University Doctor of Philosophy (PhD) 1995 BS 1990