Cincinnati-based Enerfab, LLC is a privately held industrial company founded in 1901, with a 125-year history shaped by skilled craft labor and a strong safety culture. Today, more than 4,000 employees support industrial customers across the United States through fabrication, construction, and maintenance work. Its roots remain visible in a long association with the food and beverage sector, including early tank manufacturing for breweries.
ASME U – Unfired Pressure Vessel
certification
ASME U2 – Division 2 Pressure Vessels
certification
ASME S – Power Boilers
certification
ASME PP – Pressure Piping
certification
NB – Registration of Boilers & Pressure Vessels
registration
R – Metallic Repairs & Alterations (Shop & Field)
certification
ASME Section IX Welding Procedures
compliance_program
Enerfab, LLCA Cincinnati company with roots reaching back to 1901, Enerfab has spent 125 years growing from a sealing-wax business into a national industrial contractor. Its history is especially tied to tank fabrication, beginning with brewer’s pitch and later extending to the large vertical tanks and aseptic storage systems it pioneered. Today, more than 4,000 employees support industrial projects across the United States.BRIDGEVILLE, PA
PCI ServicesFamily-owned and operated in Cincinnati since 1896, PCI Services designs, fabricates, installs, and maintains mechanical systems for commercial and industrial facilities. Four generations of Fennell family leadership have carried the company from its Newport mechanical-contracting roots into a regional contractor known for industrial piping, HVAC work, and in-house fabricated mechanical skids. Its Cincinnati operation includes a 55,000-square-foot fabrication and assembly facility, while its safety program reports a 0.62 EMR over the past decade.CINCINNATI, OH
Honhorst ServicesCincinnati’s Jos. Honhorst Co. has been part of the city’s industrial story since German immigrant Joseph Honhorst founded it in 1876. Now operated by Industrial Reliability and Repair, the company continues its long fabrication tradition from Dalton Avenue while serving commercial and industrial customers across the Tri-State. Honhorst also provides around-the-clock emergency support for facility equipment.CINCINNATI, OH
The Thomas J. Dyer CompanyFounded in 1908, The Thomas J. Dyer Company is an employee-owned mechanical and plumbing contractor that installs building systems, handles process and industrial piping, and fabricates specialty components for complex projects across the United States. Its Cincinnati fabrication operation gives the company an unusual in-house reach, with a 36,000-square-foot shop producing custom skids and thousands of pipe spools each month. TJ Dyer is part of the Grote Enterprises family of companies and was recognized with a 2021 ACI Safety Excellence Award.CINCINNATI, OH