Stack Capital
Growth equityToronto · Growth–Late Stage · 10 people tracked
Investment thesis
Stack Capital Group aims to democratize access to private-market investing by allowing everyone — not just institutional investors — to participate in the growth of attractive private businesses. It offers an actively managed and diversified portfolio designed to reduce risk, combined with the liquidity of a TSX public listing and oversight from an experienced, aligned leadership team.
Source: firm website, verified Aug 3, 2026.
Team · 10 people
from the firm's website & curated
What they invest in
from 12 of 17 portfolio companiesAI & Machine Learning ×5Enterprise Software ×5Cloud Computing ×4Deep Tech ×3Fintech ×3Data & Infrastructure ×2Energy ×2SaaS ×2
HQs:United States×8Australia×2
Who they back
founder profiles across 11 portfolio companiesFounding team size:solo founder×32 founders×13 founders×24+ founders×5
Where their founders studiedfrom 22 founders with education data
University of California, Berkeley ×4Massachusetts Institute of Technology ×3Birla Institute of Technology and Science, Pilani ×2Harvard University ×2The University of Western Australia ×2University of Toronto ×2
Where their founders worked beforefrom 25 founders with career history
Google ×3Stanford University ×3Adobe ×2BITS360 ×2Facebook ×2
8 founders hold a PhD · 4 hold an MBA (of 21 with degree data)
Investments · 17 tracked
founders shown can be your intro pathBolt Financial is a San Francisco fintech providing merchants with one-click online checkout software.
Co-investorsActivant CapitalBallistic VenturesBollinger Investment GroupDigital HorizonDigital Horizon VCDreamers VC+19 more
Design platform; Blackbird invested when it was just an idea and in every round since.
SocialSurry Hills, Nsw, AU
Melanie Perkins(Co-founder & CEO)inClifford Obrecht(Executive Officer, Director)Melanie Joy Perkins(Executive Officer, Director, Promoter)Clifford James Obrecht(Executive Officer, Director, Promoter)Cliff Obrecht(Co-founder & COO)inCameron Adams(Co-founder & CPO)in
Co-investors500 GlobalAirTree VenturesAlkeon InnovationAlpha Square GroupAltra VentureAthletic Ventures+35 more
Crusoe builds energy-first AI infrastructure, using innovative and renewable energy sources to power hyperscale AI factories and a cloud platform for AI workloads.
AI & Machine LearningCloud ComputingEnergyDenver, US
Cully Cavness(Co-founder, President and Chief Strategy Officer)inChase Lochmiller(Co-founder, CEO and Chairman of the Board of Directors)in
Co-investorsAbstract VenturesACTIVATE CAPITAL PARTNERSAdvaita CapitalAir Street CapitalAlkeon InnovationAvenir Growth Capital+33 more
Databricks provides a unified platform for data engineering, analytics, and artificial intelligence, enabling organizations to build and deploy data and AI applications on cloud infrastructure.
AI & Machine LearningCloud ComputingData & InfrastructureEnterprise SoftwareSan Francisco, US
Ali Ghodsi(Co-founder & CEO)inIon Stoica(Executive Officer, Director, Promoter)Matei Zaharia(Executive Officer, Director, Promoter)inReynold Xin(Founder)inPatrick Wendell(Founder)inAndy Konwinski(Founder)in
Co-investors137 VenturesA.Capital VenturesAglae VenturesAlkeon InnovationAltra VentureAmplify Partners+71 more
Travel technology company partnered with Capital One Travel.
Montreal
Frederic Lalonde(Founder & CEO)
Co-investorsAccompliceBrightspark VenturesCapital One VenturesDream Maker VenturesDrive CapitalInovia Capital+6 more
Locus Robotics builds warehouse automation using autonomous mobile robots to support fulfillment and logistics operations.
Enterprise SoftwareLogistics & Supply ChainRoboticsAndover, US
Michael Johnson(Executive Officer, Director)Bruce Welty(Executive Officer, Director)Al Dekin(Founder)inMike Johnson(Founder)inJason Walker(Founder)inRick H. Faulk(Executive Officer)
Co-investorsDefined VCG2 Venture PartnersNext47Scale Venture PartnersBONDGoldman Sachs+2 more
Co-investorsAtlanticBattery VenturesClear VenturesG SquaredKinnevikNew Enterprise Associates (NEA)+3 more
OpenAI is an AI research and deployment company focused on developing artificial general intelligence (AGI) with emphasis on safety and beneficial outcomes for humanity.
AI & Machine LearningCloud ComputingEnterprise SoftwareSan Francisco, US
Sam Altman(Co-founder & CEO)Elon Musk(Co-founder & former Co-chair / board member)Greg Brockman(Co-founder & President)inIlya Sutskever(Co-founder & Chief Scientist)inWojciech Zaremba(Co-founder)inJohn Schulman(Co-founder (departed 2024))
Co-investorsA.Capital VenturesA'Z AngelsAdvent InternationalAlpha Wave GlobalAndreessen HorowitzAnti+54 more
Postman is an API platform that helps developers build, test, and manage APIs throughout their lifecycle.
AI & Machine LearningCloud ComputingDeep TechDeveloper ToolsEnterprise SoftwareSaaSSan Francisco, US
Abhinav Asthana(CEO and co-founder)inAnkit Sobti(Co-founder)inAbhijit Kane(Co-founder)in
Co-investorsBattery VenturesInsight PartnersNexus Venture Partners83NorthAltra VentureCoatue Management+13 more
Prove offers a business onboarding and verification solution that reduces manual input by validating business entities, EIN/TIN, and documents while connecting an individual applicant to a business through mobile device and phone number authentication.
CybersecurityFintechSaaS
Co-investorsMassMutual VenturesOak HC/FTRelay VenturesRRE VenturesSandbox Industries
PsiQuantum builds fault-tolerant quantum computers using photonic qubits and semiconductor manufacturing processes.
Deep TechHardwareQuantum ComputingSemiconductorsMoreton Bay, AU
Prof. Jeremy O'Brien(Co-founder & Executive Chairman)Prof. Terry Rudolph(Co-founder & Chief Architect)Dr. Pete Shadbolt(Co-founder & Chief Scientific Officer)Prof. Mark Thompson(Co-founder & Chief Technology Officer)Jeremy O'Brien(Founder)inPete Shadbolt(Director)
Co-investorsBlackbird VenturesC4 VenturesCold Start VenturesFounders FundFPVHARPER COURT VENTURES+23 more
Shield AI develops AI pilot systems for military applications including aircraft, drones, ships, satellites, and submarines.
AI & Machine LearningDefense TechSan Diego, US
Brandon Tseng(President & Co-Founder)inRyan Tseng(President, Co-Founder & Chief Strategy Officer)inAndrew Reiter(Co-Founder)inKingsley Afemikhe(Executive Officer)Gary Steele(Chief Executive Officer)in
BoardKeith Dunleavy(Director)
Co-investors645 VenturesAdvaita CapitalAlpha PartnersAltra VentureAndreessen HorowitzBeyond Capital+34 more
Varo is a digital bank offering FDIC-insured deposits, no-fee checking accounts, early direct deposit, credit-building cards, and cash advances to U.S. consumers.
FintechSan Francisco, US
Colin Walsh(Director)inGavin Michael(CEO)Rishi Oberoi(Executive Officer)Marina Gracias(Executive Officer)Elizabeth Gilson(Executive Officer)
BoardDavid Coulter(Director)
Co-investorsDeclaration PartnersEvolution VC PartnersGallatin Point CapitalInvestXNext Legacy PartnersPROOF+4 more
X-energy develops advanced nuclear energy technology, including small modular high-temperature gas reactors and TRISO fuel.
CleantechDeep TechEnergyRockville, US
Carter Lawson(Secretary)J. Clay Sell(Chief Executive Officer)Gregory Goff(Director)Kamal Ghaffarian(Chairman of the Board)Daniel Gross(Director)Kathleen Hyle(Director)
Co-investorsG SquaredGula Tech AdventuresIBXIndustrious VenturesThe Venture CollectiveEmerson Collective Investing
On-chip error-resistant photonic qubits.
Christian Weedbrook(Founder)in
Co-investorsBessemer Venture PartnersGolden VenturesIn-Q-TelInnovative Solutions CanadaOMERS VenturesRadical Ventures+1 more
Portfolio news
latest coverage across their companies
Databricks · techcrunch.com · Aug 13, 2026
OpenAI · techcrunch.com · Aug 12, 2026
Hopper · shopback.com · Aug 7, 2026
Shield AI · intelligence360.news · Jul 17, 2026
Postman · finance.yahoo.com · Jul 17, 2026
Crusoe Energy · arti-trends.com · Jul 6, 2026
Locus Robotics · castleplacement.com · Jun 10, 2026
Xanadu Quantum Technologies Inc · stocktitan.net · Apr 9, 2026
Frequently asked questions
- How many investments has Stack Capital made?
- Stack Capital has 17 tracked investments.
- What stage does Stack Capital invest at?
- Stack Capital invests at the Growth, Late Stage stages.
- Where is Stack Capital located?
- Stack Capital is headquartered in Toronto, CA.
- Who does Stack Capital co-invest with?
- Stack Capital most often shares deals with Altra Venture, Junipero, Battery Ventures, among 184 tracked co-investors.
Media · Podcasts & interviews
featuring the teamStack Capital Stock - CEO Interview with Jeff Parks
Blaze Capital · Jeff Parks
Talking FTX, Crypto, and Investing with Jimmy Vaiopoulos from Stack Capital | Episode 010
The Journeycast · Jimmy Vaiopoulos
Images
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