We safely provide planning, scheduling, design, fabrication, construction and safety services.

As a premier mechanical contracting company with over 45 years of experience, McKamish serves a variety of markets and performs work on projects both large and small. McKamish focuses on building excellence and personalized service, and has provided contracting and fabrication on projects as diverse as hospitals, universities, research laboratories, sports venues, food processors, steel mills, power plants, manufacturing facilities, water and amusement parks, and more. The company also maintains a solid reputation as a dedicated, family owned business with close ties to the community and to their employees.

OPCMIA has represented and trained plasterers and cement masons for the purpose of protecting and promoting the quality of our industry and the livelihood of our members.

The Burns & Scalo partnership began over five decades ago in 1956, when John T. Scalo and Richard "Duke"​ Burns shared a common vision: to be the very best at whatever they did. Beginning as a two-man residential roofing company, Burns & Scalo quickly grew into a successful operation in the Pittsburgh region. The company has experienced consistent growth and was nationally recognized in 2015 as the top commercial roofing contractor in the nation, employing over 250 people regionally. Burns & Scalo is headquartered in Pittsburgh, Pennsylvania and serves the entire Mid-Atlantic / Eastern seaboard region with a branch office strategically located in Columbus Ohio. The company celebrated its 65th year in business in 2021 and welcomed the third generation into the business. Burns & Scalo operates together with 7 distinct and strategic additional Scalo-owned companies.

Grae-Con is a full service industrial and commercial general contractor/construction manager, completing over 100 million dollars worth of construction work annually throughout the Great Lakes Region in five states. But getting the most value for your construction dollar goes beyond building . . . Grae-Con goes beyond building, focusing on the people, the processes and the procedures that can give you a maximum return on your investment. With more than 750 years of combined experience, we've honed our processes and become the construction experts you can count on to make your project a success every time. It all comes down to our self-performed general contracting and systematic approach. We perform all our own site surveying, site utility installation, process equipment installation, millwright work, concrete, masonry, steel erection, industrial process piping, electrical and carpentry work. We work one-on-one in collaboration with our clients to make informed decisions and ensure we deliver your desired end result. As a family-owned business, in its fourth generation of leadership under the Gribben family, Grae-Con prides itself in building and developing the places in which people worship, work, learn and play throughout upper and mid Ohio Valley and beyond.

Century Steel Erectors is an AISC Advanced Certified Steel Erector and a PCI Certified Erector. We offer steel erection and precast concrete erection services, as well as heavy rigging, crane rental, and heavy hauling services in Pennsylvania, Ohio, West Virginia, and over much of the Eastern United States. Century Steel Erectors has been in business for over 35 years. Our safety performance is top rated and our staff has the experience necessary to complete projects large and small. Over the years, Century Steel’s collaborative efforts with fabricators and general contractors have provided substantial value, engineering ideas benefiting owners throughout the country. We surpass rugged industry standards for quality, safety, and productivity. We look forward to opportunities to work with you! Our goal is to add value to your projects and make a substantial contribution toward the success of the entire construction process.

Valley Electric Company is an electrical contractor that provides Electric Services and associated systems and services including Aerial, Excavation, Data and Telecommunications, Security and Fire, and Video Surveillance and Access Control to commercial, industrial, institutional and residential customers in the greater Pittsburgh area.

DiMarco Constructors is a general contracting enterprise that has been serving a variety of public sector and private clients for over 50 years. Employing a winning combination of state-of-the-art tools with proven methodologies has made us a leader throughout the geographic areas and market sectors we serve. Now in our fourth generation, DiMarco Constructors has completes over $100,000,000 in projects annually. Ours is a long history of building quality projects completed, on time and within budget, pays off in numerous benefits for both clients and end users.

Welcome to the International Union of Bricklayers and Allied Craftworkers (BAC), one of the oldest, most respected and highly skilled trade unions in the United States and Canada. Learn more about our proud history. Today’s BAC members are continuing the proud tradition of craft excellence and union solidarity started by our founders over a century ago. As you go through our website, you’ll see the range of training, benefits and services that BAC members are able to access. Members are encouraged to actively participate in the Union by attending local or chapter meetings, asking questions, making suggestions, expressing their concerns and voting in elections. The information on this website is only a part of our story and what we have to offer masonry craftworkers and contractors. Welcome to the International Union of Bricklayers and Allied Craftworkers!

MOC, Inc. was founded in 1984. Our purpose was to take sound and proven operations and maintenance practices and apply them in a comprehensive, building-wide approach. The result was a company that could not only operate and maintain the mechanical and electrical components of a building, but also take a comprehensive approach to treat a building as an integration of systems, each with a unique relationship to the others. We provide operations, maintenance, repair, and management of the following systems and services. • Heating and Cooling Plants • Heating and Cooling Systems • Air Handling Systems • Automatic Temperature Controls • Domestic Water Systems • Sanitary & Storm Water Systems • Sprinkler & Fire Suppression Systems • Steam Systems • Fire Detection Systems • Process Piping & Controls • Food Service Operations • Preventive Maintenance Systems • Energy Management • Environmental Compliance • Electrical Systems

Greyfox Services, Inc. started in 1996 servicing the Cable Television markets in the greater Pittsburgh area by providing cable technicians to Adelphia Communications and, later, Comcast Cable. Today we have nearly 130 employees and contractors with 110 company vehicles. We provide field technicians for major cable television, data, and digital telephone service providers such as Comcast (Xfinity), Time Warner Cable, Armstrong Cable, and Atlantic Broadband. We have Technicians in Ohio (Cleveland, Ashland, Boardman, Medina, South Point), Pennsylvania (Butler, Connesville, Grove City, Meadville, Uniontown, Zelienople), Maryland (Rising Sun), Delaware (Middletown) and West Virginia (Huntington, Hamlin). Greyfox Services is also a trusted provider of affordable products and installation services for home video, audio, security and home automation systems. Our reputation has made us the vendor of choice for such home builders as Maronda Homes, Brennan Builders, Sosso Fine Custom Homes & Remodeling, Kaclick Builders and Sota Home Living. Our mission is to build consumer confidence everyday by focusing on superior customer service while maintaining the professionalism and high quality that have earned us our reputation. Greyfox has grown into a company that provides superior customer service and has built consumer confidence through a professional, reliable and motivated workforce. Our technicians have been recognized by our clients for the quality of their work and for their customer service skills, Greyfox Services has achieved “King of the Hill” awards and paid bonuses to our field technicians for outstanding customer service.