Engineering

Woolf Steel, Inc. is a family owned and operated structural steel fabrication company. Based in Central Pennsylvania, Woolf Steel has provided steel products and related services to commercial construction projects throughout the Mid-Alantic region for over 80 years.

With locations in or near most major metropolitan cities throughout the United States, we combine top-grade building products with superior professional installation services for residential and commercial builders and homeowners. We are the nation’s largest insulation installer and install the building products below:

Various types of insulation
Gutters
Garage Doors
Fireplaces
And more

Being innovative – this does not just apply to our products. We also work together with you to break new ground. Personal and customer-specific, from an individual product right up to a complete solution. Wherever you are in the world.

Schneider Electric develops connected technologies and solutions to manage energy and process in ways that are safe, reliable, efficient and sustainable. The Group invests in R&D in order to sustain innovation and differentiation, with a strong commitment to sustainable development.

From our humble start as a Depression-era welding shop whose technological leadership would revolutionize bridge building, to our current status as a vibrant, diverse, and growing organization of business units, the High®companies always have been committed to innovation, industry leadership, environmental stewardship, and helping meet the needs of our community.

Welcome to Gannett Fleming. We’re glad you’re here. For more than 100 years, we’ve been a leader in global infrastructure solutions with a focus on planning, design, technology, and construction management services for a diverse array of markets and disciplines. Across more than 60 offices, 2,000+ highly qualified professionals are united in an unyielding commitment to deliver excellence to every client and every project, every day.