Diamond Infrastructure Solutions

United States

Diamond Infrastructure Solutions is an industrial infrastructure company focused on owning, operating, and maintaining essential assets that support large manufacturing and petrochemical sites along the U.S. Gulf Coast.

The company provides site services and shared utilities, including power, steam, water and wastewater management, as well as pipeline and logistics infrastructure, environmental services, and other mission-critical systems for energy and chemical customers. Its portfolio spans on-site and regional assets designed to enable reliable operations, regulatory compliance, and long-term asset stewardship for complex industrial facilities.

Latest news on Diamond

7 May 2026
Diamond Infrastructure Solutions issues RFQ for Freeport power and steam modernization

RFQ seeks developers to replace two legacy cogeneration plants at Freeport with advanced baseload power and steam facilities (operational ~2032); proposals due June 25, 2026.

2 September 2025
Dow Announces Increased Macquarie Stake in Diamond Infrastructure Solutions

Dow receives $540M as Macquarie raises its stake in Diamond Infrastructure Solutions to 49%, enhancing their strategic partnership and expanding service offerings across multiple sectors.

2 September 2025
Dow Announces Increased Macquarie Stake in Diamond Infrastructure Solutions

Dow gains $540M as Macquarie raises its stake in Diamond Infrastructure Solutions to 49%, enhancing their strategic partnership and expanding service offerings across multiple sectors.