Sean Klimczak, Blackstone Infrastructure

Sean Klimczak is the Global Head of Infrastructure and a Senior Managing Director at Blackstone. See contact routes.

About Sean Klimczak

Sean Klimczak is the Global Head of Infrastructure and a Senior Managing Director at Blackstone, having joined the firm in 2005 and founded its Infrastructure business in 2017. He oversees Blackstone Infrastructure Partners L.P. and focuses on transportation, energy transition, and digital infrastructure sectors globally. While specific check sizes and lead/follow behavior are not publicly detailed, he serves on various Investment Committees for the infrastructure franchise. Notable portfolio investments under his execution include Cheniere Energy Partners, Fisterra, PQ Energy, and Meerwind. Klimczak has helped establish Blackstone’s Energy Transition business in 2011 and previously worked at Madison Dearborn Partners and Morgan Stanley. There is no publicly available distinctive point of view or published writing by him beyond direct testimony in regulatory proceedings.

Sean Klimczak at a glance

Organization
Blackstone Infrastructure Partners
Location
New York, NY, USA
Investor type
Private Equity

Frequently asked about Sean Klimczak

What does Sean Klimczak invest in?
We have not verified a stated sector or stage focus for Sean Klimczak at Blackstone Infrastructure Partners (New York, NY, USA). The profile lists the organization, location and investors we track alongside them.
How do I contact Sean Klimczak?
Sean Klimczak's published profile links (website, LinkedIn or X where available) are listed on the StartupFundraising.com investor profile.
Where is Sean Klimczak based?
Sean Klimczak is based in New York, NY, USA.

This profile is part of the StartupFundraising investor database: focus, portfolio history, disclosed location and contact routes, refreshed as new filings and rounds are ingested. Founders use it to check fit before reaching out and to find investors in New York.

SEC Filing Activity

SEC Form D filings name Sean Klimczak as a related person of one fund (2024–2025). Each entry links to the original filing on sec.gov.

Form D filings identify related persons of the issuing fund. Being named on a filing does not by itself evidence an investment in any company.

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