Ohmstede Ltd.

"Ohmstede is the only company that offers fully integrated turnaround and specialty maintenance services with state-of-the-art shell and tube heat exchanger fabrication and repair under "one roof." We're the largest U.S. manufacturer of shell and tube heat exchangers, including replacement tube bundles, channels and shells. Ohmstede earns our customers' trust every day, offering a single point of accountability to oversee your total project needs in the field to the shop and back again."