When was Blackstone founded?

Blackstone was founded in 1985.

Where is Blackstone's headquarters located?

Blackstone's headquarters is located in New York City (United States).

How big is Blackstone's investment team?

Blackstone has a team of 733, including 424 partners.

How many companies has Blackstone invested in?

Blackstone has invested in 333 companies, including OpenAI & Databricks.

Which companies has Blackstone invested in lately?

Alterra Property Group & Cyera are the latest investments by Blackstone.

Blackstone - 2026 Investor Profile, Portfolio, Team & Exits

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Blackstone is a private equity firm founded in 1985. It is primarily based in New York City, United States. As of Jun 2026, Blackstone is an active investor with a portfolio of 333 companies, comprising 333 funding rounds and 228 acquisitions. In the last 12 months, it has participated in 29 funding rounds and has made 10 acquisitions. The firm primarily invests in companies based in United States and India. Its portfolio is spread across a wide range of sectors from Enterprise Applications to Life Sciences. Its latest investment was a $***** Conventional Debt round in Alterra Property Group on Jun 08, 2026

A lot of funds co-invest with Blackstone, with names like Coatue sharing a substantial percentage of its portfolio.

Blackstone has a team of 733 people, including 424 partners.

Key Metrics

Founded Year

1985

Location

New York City, United States

Portfolio Companies

OpenAI, Databricks & 331 more

Portfolio Sectors

Enterprise Applications, Life Sciences

Portfolio Locations

United States, India & 19 more

Acquisition Deals

Urbaser, Arlington Industries & 226 more

Investment Deals

OpenAI, Databricks & 331 more

View Blackstone's full profile

Blackstone has a portfolio of 333 companies. They have invested in a total of 333 companies. Their most recent investment was in Alterra Property Group (Conventional Debt round) on Jun 08, 2026. Here are the most recent investments by Blackstone:

Date	Company	Round	Amount	Co-Investors
Jun 08, 2026	Alterra Property Group	Conventional Debt	1507	-
Jun 02, 2026	Cyera	Series G	5006	Evolution Equity Partners ... and 12 others
May 20, 2026	Mentari	Series D	7029	Off Track Betting Parlor ... and 12 others
May 11, 2026	VoltaGrid	Series D	9619	Halliburton

View all investments by Blackstone

Blackstone has acquired 228 companies. Their most recent acquisition was of Urbaser on Feb 12, 2026. Here are the most recent acquisitions by Blackstone:

Acquisition Date	Company	Short Description	Total Funding	Founded Year
Feb 12, 2026	Urbaser	Provider of environmental management services	-	1990
Jan 26, 2026	Arlington Industries	Limited information available	-	1949
Jan 06, 2026	Alliance	Provider of environmental compliance, air monitoring, and consulting services	-	2000
Nov 11, 2025	Carlton	Luxury hotels and resorts offering unforgettable experiences and exceptional service	$125M	1983

Here is the portfolio snapshot of Blackstone:

Investments by Year

The maximum number of investments were made in 2021

Acquisitions by Year

The maximum number of acquisitions were made in 2021

Portfolio by Location

Companies are primarily in United States and India

Portfolio by Sector

Companies are primarily in Enterprise Applications

Blackstone has a team of 733 members including 424 Partners and 30 Principals located in United States, United Kingdom and 15 more locations. Blackstone's team sits on the board of 17 companies.

Here is a list of top team members in Blackstone:

Name	Designation	Location	Board Memberships	Contact Details
Nicholas Galakatos	Partner	-	-	1 Email
William G Parrett	Partner	-	-	-
Harish Manwani	Partner	-	Pearson, Tata Communications and 4 more	-
Mathew Cyriac	Partner	India	Fino Paytech, ideaForge and 7 more	2 Emails, 1 Phone number
Stevi Petrelli	Partner	New York City	-	1 Email
Jonathan Kaufman	Partner	New York City	-	1 Email
Chaim Miller	Partner	Brooklyn	-	1 Email
Iliana Sobczak	Partner	New York City	-	1 Email
Raphael De Botton	Partner	London	-	1 Email
Adam Shah	Partner	New York City	-	1 Email
Atsuhiko Sakamoto	Partner	Japan	-	1 Email