Founded in Buffalo in 1950, Hohl Industrial Services is an employee-owned industrial and marine contractor that fabricates, installs, moves, and maintains heavy equipment and structures across the eastern Great Lakes and beyond. Its millwright and rigging crews take on demanding industrial projects, while its shop handles complex structural and custom metal fabrication, including hydropower work. Since becoming 100% employee-owned through an ESOP in 2020, Hohl has continued operating with the long experience and direct accountability of a company built over more than 75 years.
ISO 9001:2015
ASME National Board R Certificate of Authorization
AISC Building Fabricator – Advanced (Major)
AISC Bridge Fabricator
AISC Hydraulic Metal Structure Fabricator
AISC Fracture Critical Endorsement
AISC Erector – Advanced
AISC Metal Deck Endorsement
AISC Bridge Endorsement
AISC Quality Control Program
Compliance program
100% Employee-Owned ESOP
HFW IndustriesFamily-owned HFW Industries has worked from Buffalo since 1950, when it began as Hard Face Welding & Machine Co. and established the long-running, hands-on character that still defines the business. Today, a team of more than 55 employees serves industrial customers by manufacturing and rebuilding critical equipment, with its one-source approach keeping major repair work under one roof. HFW has operated its 65,000-square-foot Buffalo facility since 1965 and has held ISO 9001 registration since 2011.BUFFALO, NY
STS Steel, IncFounded in 1984 by two structural engineers, STS Steel fabricates structural steel and plate for complex buildings, bridges, hydraulic structures and other demanding projects. The Schenectady company works from a 62,000-square-foot former American Locomotive Company heavy-fabrication shop and has grown to more than 60 employees, shipping pieces that require substantial lifting capacity and exacting tolerances. STS became 100% employee-owned through an ESOP established in 2009 and holds AISC certifications covering building structures, advanced bridges and hydraulic steel structures.SCHENECTADY, NY
AHS-KY, INCFounded in West Virginia in 1995, AHS-KY fabricates heavy industrial equipment, machines large components, and repairs and manufactures hydraulic systems for demanding industrial operations. The company has grown from a custom hose and industrial-supply business into a three-facility operation serving customers nationwide, including on-site maintenance for steel mills and railroads. Its 70,000-square-foot machining facility and 55,750-square-foot fabrication facility support work ranging from obsolete-part replication to 200-ton industrial builds, and AHS achieved ISO 9001 certification in 2025.IRONTON, OH
Industrial Power SystemsFounded in 1985, family-owned Industrial Power Systems is a Rossford, Ohio general, specialty, and EPCM contractor that delivers industrial projects from design through construction and ongoing service. IPS self-performs work across its disciplines and operates a 100,000-square-foot fabrication facility with 11 acres of secured outdoor storage, enabling controlled prefabrication and field installation. Its 24/7 service group supports commercial and heavy-industrial facilities after construction, while its certified welders, ASME-stamped shop, and in-house design team support demanding process and manufacturing work.BALTIMORE, OH