company

Tallgrass

Tallgrass is a company that has operated in Wyoming for more than a decade and is a Blackstone portfolio company.

Grants and gifts by Tallgrass

Recipient	Amount	Announced	Purpose
Yellowstone National Park Read the story	$105 million	Oct 19, 2026	Conservation and Stewardship Fund for conservation, research, infrastructure improvements and visitor access

Key facts

Ownership: Blackstone portfolio company, through Blackstone Infrastructuresource
Wyoming operations: Operating in Wyoming for more than a decadesource
Project near Cheyenne: Building an AI power hub near Cheyenne, Wyomingsource
Gift announcement: Announced the $105 million Conservation and Stewardship Fund with the National Park Service and Yellowstone Foreversource

WYDE coverage of Tallgrass

WYDE Newsroom has published one article about Tallgrass, on Oct 19, 2026. Tallgrass is a donor in 1 story. The most recent is Yellowstone $105 million gift: is it the largest private gift in National Park Service history?.

Philanthropy

Yellowstone $105 million gift: is it the largest private gift in National Park Service history?

Yellowstone National Park will receive $105 million from Tallgrass. Officials call it the largest single private gift in National Park Service history. This story could not verify that ranking.

Oct 19, 2026 · 4 min read · Donor

Reported alongside Tallgrass

Blackstone · in 1 story with Tallgrass
Yellowstone Forever · in 1 story with Tallgrass
Yellowstone National Park · in 1 story with Tallgrass

Sources

Track the institutions that move money.

Data-driven coverage every Friday.