Founded in 1952, Glenn O. Hawbaker, Inc. is a heavy and highway contractor that builds and rehabilitates roads, bridges, and development sites across the region. The Pennsylvania-based company combines construction operations with its own network of 19 aggregate facilities and seven asphalt plants, supporting projects from local paths to the Interstate system. GOH has grown to more than 1,000 employees at 48 locations serving five states.
IA Construction CorporationFounded in 1924 as a manufacturer of cold-mix road material, IA Construction Corporation has grown into a regional road-construction company producing aggregates and asphalt while building and paving transportation infrastructure. From its western Pennsylvania roots, the company serves projects across Pennsylvania, New York, and Maryland, ranging from local roadwork to major interstate and airport contracts. Its Franklin operation has included an AMRL-inspected aggregate and soils laboratory since 2002, supporting quality testing for both IA and outside clients.237310FRANKLIN, PA
Tresco CompaniesFor more than 50 years, family-owned Tresco Companies has supplied its own asphalt and concrete while paving everything from Pennsylvania highways to residential roads across Western Pennsylvania. Its multiple plants and Tar Wars Trucking fleet let the company manage material production, delivery, and installation under one roof, including work as a PennDOT business partner on major roadway projects. Tresco says it has completed more than 1,000 projects across the region.237310PITTSBURGH, PA
Joseph McCormick Construction Co., IncSince Joseph McCormick began building storm sewers in 1896, the family-owned Erie-area company has grown into a heavy highway contractor and asphalt producer serving public agencies, commercial developments, and local businesses. Its Wesleyville plant supports paving work alongside site development and underground infrastructure projects, and the company now operates six construction crews. Owen McCormick has been the sole owner since 1999.237310ERIE, PA
H&K Group, IncFounded in 1968 as Haines & Kibblehouse, H&K Group, Inc. is a family-led, vertically integrated heavy civil construction and construction-materials company serving the Mid-Atlantic. Its operations include producing asphalt and aggregates, building materials, and delivering heavy civil contracting services across the region. The company grew from its original family business into a group of affiliated companies while retaining its local operating presence.EASTON, PA