Armstrong International – Intelligent Solutions in Steam, Air and Hot Water
UtilitiesMichigan, United States501-1000 Employees
Armstrong International, Inc. operates in the utilities sector, delivering system solutions for thermal utilities used across a broad mix of industries. Its offerings help customers improve operational efficiency and reliability, with applications spanning food and beverage processing, chemicals and refining, healthcare, education, and industrial manufacturing. The company also owns or operates and maintains utility plants for Fortune 500 energy users, illustrating its scale and the scope of its engineering services. The enterprise emphasizes simplifying business processes for customers while pursuing energy conservation as a broader objective. Headquartered in Three Rivers, Michigan, the company is a global, family-owned business with five generations of ownership and a history extending roughly 110 years. It maintains a culture that prioritizes rapid decision-making and direct action by its people, aiming to keep interactions straightforward and efficient. In November 2025, Armstrong announced expansion plans for its manufacturing site in Herstal, Belgium, reflecting ongoing international growth.
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