Founded in 1897, HEINZMANN GmbH & Co. KG develops and manufactures engine-management, turbine-control and emission-management systems for combustion engines, generators and turbines. Based in the Black Forest, the company also supplies retrofit solutions for demanding industrial applications, with systems used in thousands of installations worldwide. HEINZMANN operates as part of a global group with 420 employees and a sales and service presence in 40 countries.
ISO 9001:2015 Quality Management System
ISO 14001:2015 Environmental Management System
ATEX Production Quality System
VDMA Blue Competence
Compliance program
Centrax Gas TurbinesFounded in 1946 by engineers who worked with jet-engine pioneer Sir Frank Whittle, Centrax designs, manufactures and services Siemens Energy gas-turbine generator packages from its Newton Abbot base. Its systems produce 3 to 15 MW for combined heat and power, standby and grid-support applications, while the company provides a full service from engineering and assembly through maintenance and overhaul. Centrax has installed more than 400 units across 30 countries and employs over 250 people, with ISO-certified quality, environmental and workplace-safety systems.LEBANON, OH
API Heat TransferWith roots reaching back to Schmidt’s founding in Bretten, Germany, in 1879, API Heat Transfer has spent more than 150 years building thermal-engineering expertise across a global manufacturing network. Today, the company designs and makes heat exchangers and thermal systems for high-uptime industrial operations, with engineering support extending from initial design through aftermarket service.BUFFALO, NY
Stelter & BrinckFounded in 1922, Harrison-based Stelter & Brinck designs and manufactures custom industrial process-heating and environmental equipment, including process air heaters and combustion systems. Now a third-generation company, it has grown from a manufacturer’s representative into a full OEM with thousands of units installed worldwide. Its in-house team test-fires and tunes equipment before shipment, while combustion specialists provide global field service and ongoing support.HARRISON, OH
TAPROGGE Gesellschaft mbHFounded in 1953 from a power-plant challenge, TAPROGGE Gesellschaft mbH develops and manufactures systems that keep large industrial water circuits and heat exchangers operating efficiently. Its chemical-free approach controls fouling during operation, while more than 18,000 installed systems and a global network of 380 employees support customers in over 100 countries. The family-owned company is rooted in Wetter (Ruhr) but works worldwide on water, energy and resource efficiency.FARMINGDALE, NY