Ohmstede is the oldest and largest shell and tube heat exchanger manufacturer and repair Company in North America. With five full service shops strategically located along the Gulf Coast, Ohmstede is able to meet all your critical delivery needs whether for new equipment or repairs. Carbon steel or alloy, Ohmstede has over 100 years of experience to get the equipment you need with the quality you require.\r\n\r\nThrough Ohmstede Industrial Services (OIS) , we provide specialty call out services from each of our five shop locations. These specialty services include extraction, bolt torquing, field machining, and retubing of shell and tube and air cooled exchangers. Ohmstede has one of the most experienced turnaround teams in the business today and provides complete P3 planning and mechanical turnaround services including towers, trays, vessels, piping and exchangers. That is why for all your heat exchangers needs, the only name you need to know is Ohmstede.\r\n