Since its founding in Pittsburgh in 1961, SSM Industries has built its reputation on complex mechanical work, including an early expansion into nuclear power facilities during the 1970s. Today, the company supports commercial and industrial customers with HVAC and plumbing work, backed by more than three decades of service experience and a strong safety record recognized through regional awards.
ASME B31.1 Power Piping
ASME B31.3 Chemical Piping
ASME B31.4 Liquid Fuels Piping
ASME B31.5 Refrigeration Piping and Heat-Transfer Piping
ASME B31.8 Gas Transmission and Distribution Piping
ASME B31.9 Building Service Piping
ASME Section IX - ASME Brazing
ASME Section IX - ASME Welding
ASME NQA-1 / 10 CFR 50
AWS D1.1 Structural Welding Code - Steel
AWS D1.2 Structural Welding Code - Aluminum
AWS D1.3 Structural Welding Code - Sheet Metal
AWS D1.6 Structural Welding Code - Stainless Steel
AWS D9.1 Sheet Metal Welding Code
Certified Welders - SMAW, GTAW, GMAW, FCAW, GTAW
Certified Master and Journeymen Plumbers
Confined Space- Competent Persons
Crane Signaling and Rigging
ICRA – Infection Control Risk Assessment
NFPA-99 Health Care Facilities
NFPA-99C Medical Gas and Vacuum
ASSE 6010- Medical Gas Installers
OSHA 10 and 30
QC Inspection - AWS QC-1 and ASNT Level II – Certified Welding Inspectors
Refrigerant
Trench & Excavation – Competent Persons
UA Foreman
MASTERANDJOURNEYMANPLUMBERS
Quality certification
OSHA30
Quality certification
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
Gunning MechanicalFounded in 2005 by Dawn and Mike Gunning, Gunning Mechanical is a woman-owned, union Pittsburgh contractor building and maintaining commercial and industrial HVAC, piping and sheet-metal systems. Its in-house fabrication shop gives the company direct control over ductwork timing and quality, while certified tradespeople serve projects across Western Pennsylvania, Eastern Ohio and Northern West Virginia. The company’s safety program has earned repeated Master Builders’ Association recognition, including a 2024 Excellence in Safety award.238220CRANBERRY TOWNSHIP, PA
Geiger BrothersGeiger Brothers began in 1909 as J.A. Geiger’s one-man plumbing business and remains an employee-owned company more than a century later. Today, its 400-plus craftspeople carry that small-business origin into complex construction and engineering work for commercial, industrial, and institutional customers across the region. The company is particularly experienced with mission-critical facilities, including nuclear projects.JACKSON, OH
Ruthrauff | Sauer, LLCServing the tri-state area for over a century, Ruthrauff | Sauer, LLC is a full-service mechanical contractor that designs, builds and services HVAC and plumbing systems. Its single-source approach brings in-house engineering together with construction, fabrication and 24-hour service, so clients can coordinate a project through one mechanical team. The company also draws on more than seven decades of industrial and process-piping experience, including work in the Marcellus Shale industry since 2009.MCKEES ROCKS, PA