We are GBCA, the voice of the Philadelphia region’s building construction industry.

We are GBCA


General Building Contractors Association (GBCA) advances the union commercial, industrial, and institutional construction industry by serving members as the leader in labor relations, education, advocacy, safety, and networking opportunities.

GBCA members are the leaders of Philadelphia’s union commercial construction industry.

A Construction Industry Resource


GBCA provides workplace safety trainings, resources, and toolbox talks.

Education &

GBCA enables the skills and innovation required to build Philadelphia’s skyline.

News & Thought Leadership

GBCA shares news and ideas that will impact the construction industry.

A Voice for the Construction Industry


GBCA works with elected officials and policy makers to voice our industry’s concerns.


GBCA maintains collaborative relationships with the region’s labor leaders, building trades, and fellow construction trade associations.

Work Opportunities

GBCA wants more Philadelphians to know about highly sought-after, family-supporting careers in the construction industry.

We are a Community

Make Connections

At GBCA events, members can form long-lasting business and industry relationships.

Next Gen Leaders

The Construction Leadership Council builds up professional skills and networks.

Be Seen

GBCA members can sponsor GBCA events or advertise in GBCA publications.

Become a Member

For over 130 years, GBCA members have built Philadelphia’s skyline.
Now is the time to join this legacy of building excellence.

Thank You to Our Partners

Stay Informed

Get the latest information on industry news, safety & events.