Services Our Work Safety News About ENGIE Companies Home > Companies > H.T. Lyons About Services Locations News H.T. Lyons H.T. Lyons is part of ENGIE MEP Services Northeast, a mechanical, HVAC, distributed energy, and project delivery solutions-provider subsidiary of ENGIE North America. ENGIE MEP is five companies with nearly 750 employees serving the Northeast U.S. H.T. Lyons is a full-service and award-winning mechanical contractor serving Pennsylvania, New York, Delaware, New Jersey and Connecticut. We serve business segments including colleges & universities, commercial, government, healthcare, industrial, entertainment, high-tech and life sciences. H.T. Lyons offers a full complement of engineering, design, construction, maintenance and energy solutions. We are a single-source provider for everything from $40 million design-build projects to a simple plumbing repair and have been serving our clients since 1973. Our extensive in-house capabilities allow us to offer our clients the highest quality and most cost-effective building services in the industry. As an ENGIE MEP Solutions company, we have the resources and backing to handle the largest design-build, design-assist, industrial and commercial projects with confidence. Count on us to deliver the expertise and experience to keep your facility operating reliably and efficiently. Some of Our Services Affiliations Our Services Construction Planning & Design Energy Solutions Fabrication & Offsite Construction Specialty Services Building Services Our Locations Pennsylvania, Maryland, Delaware & New Jersey Headquarters 7165 Ambassador Drive Allentown, PA 18106 Phone: 610-530-2600 Fax: 610-530-2635 795 East Lancaster Ave., Suite 208 Villanova, PA 19085 89 Headquarters Plaza North Suite 1475 Morristown, NJ 07960 Albany & Capital Region, New York 3 Rexford Way Halfmoon, NY 12065 Phone: 518-785-4800 Fax: 518-785-6376 NY Hudson Valley Region and Western Connecticut 167 Meyers Corners Road Suite 102 Wappinger Falls, NY 12590 Phone: 845-896-1145 Fax: 845-896-1289 Map Satellite Keyboard shortcuts Map data ©2021 Google Terms of Use Report a map error Featured Article Facility Energy Use & Cost Saving Checklist Energy Use & Cost Saving Checklist Following is a checklist for facility owners and managers of energy usage and cost saving solutions that range from no cost to major capital investments. Click on the image below to view and/or download... Read More Featured Project GlobalFoundries We installed high-purity process piping for tools used in the production of chips on silicon wafers in a semiconductor manufacturing facility. GlobalFoundries produces semiconductor chips for a variety of clients. Production equipment was installed in 300,000 square feet of clean… Read More Contact this ENGIE MEP Services Northeast company now Contact Careers Copyright© 2021. All rights reserved. Privacy Policy Legal Notice