Where is Altimeter Adirondack located?

Altimeter Adirondack is headquartered in Boston, US.

Altimeter Adirondack

Venture capitalActively deploying

Boston · 4 people tracked

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1,073 people in our graph share verified history with the Altimeter Adirondack team — schools, employers, funds. One of them is your warm intro.

Christine Samsunlockedknows Matthew Tolve · together at White Oak Global Advisors (overlapped)

×2knows the team · via Altimeter Capital

×4knows the team · via Ropes & Gray LLP

×5knows the team · via The L Suite (TechGC)

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Fund manager profile

Altimeter Adirondack is a venture fund manager based in Boston. SEC filings show 2 venture funds on record, most recently Altimeter Adirondack Fund II, L.P. ($167.5M offering) filed February 2026.

Source: SEC EDGAR Form D filings. Firm website data not yet available.

Boston, US

Founded

2025

Team · 4 people

from public directories

Brad Gerstner· General Partner· Menlo Park, CAin 𝕏

Brad Gerstner founded Altimeter Capital in 2008 and runs it as a crossover firm spanning public and private technology investing, with signature positions in Snowflake and ByteDance. He also launched Invest America, the initiative behind federally seeded investment accounts for American children, and co-hosts the BG2 podcast with Bill Gurley.

John Kiernan· General Partner· Boston, Massachusetts, United Statesin

John Kiernan III is a finance professional who has served as Chief Financial Officer and Partner at Altimeter Capital since October 2011. Before joining Altimeter, he worked as a Principal at Partners Capital Investment Group LLC from 2007 to 2011. Earlier in his career, he held Manager roles at KPMG Advisory and at Deloitte. He built his background in accounting and advisory work before moving into investment management. He holds a Bachelor of Business Administration in Accounting from the University of Notre Dame.

John Kiernan III· General Partner· Boston, Massachusetts, United Statesin

Matthew Tolve· General Partner· San Francisco, California, United Statesin

Frequently asked questions

Where is Altimeter Adirondack located?: Altimeter Adirondack is headquartered in Boston, US.

Media · Podcasts & interviews

featuring the team

Brad Gerstner: "Anthropic Kicked OpenAI's Ass" | All-In Podcast

Frontier Cut · Brad Gerstner

All things AI w @altcap @sama & @satyanadella. A Halloween Special. 🎃🔥BG2 w/ Brad Gerstner

Bg2 Pod · Brad Gerstner

AI Bubble, Stablecoin Boom, and Runnin' Down a Dream | BG2 w/ Bill Gurley and Brad Gerstner

Bg2 Pod · Brad Gerstner

NVIDIA: OpenAI, Future of Compute, and the American Dream | BG2 w/ Bill Gurley and Brad Gerstner

Bg2 Pod · Brad Gerstner

"Who is behind all this negativity" on AI, says Altimeter Capital's Brad Gerstner

CNBC Television · Brad Gerstner

Brad Gerstner on the market, tech and the flood of mega IPOs

CNBC Television · Brad Gerstner

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Investors & VC Firms in North America Investors & VC Firms in United States Investors & VC Firms in Boston

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Funds

Altimeter Adirondack Fund II, L.P.vintage 2026 · 17 LPs · 506(b)$167.5Mraised

Altimeter Adirondack Fund I, L.P.vintage 2025 · 77 LPs · 506(b)$149.3Mraised

Source: SEC Form ADV Schedule D and EDGAR Form D filings. Amounts raised (or offered) as filed.