WHS Incorporated began in 1987 as Wayne Haller Services . Today, we're proud to be known throughout the Greater Philadelphia area as the premier mobile and modular construction services company.

Our Company

Clients depend on us for quality construction delivered on time and on budget. From standard system-built plans to custom designs, we're able to provide the results you need.

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Design and engineering are just the beginning. We provide full site preparation, construction, installation and setup services, including all on-site plumbing and electrical connections.

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Tell us what you need and let WHS deliver.

That's the approach that has made us the go-to company for customers throughout the region who need modular or mobile construction. We've proudly served residential, commercial and industrial clients on projects ranging from 800 sq.ft. to 800,000sq.ft..


Your Vision and Our Experience

You know what you need. We know how to deliver it on time, on budget, every time. For modular and mobile construction, WHS Incorporated brings over 30 years of proven experience to every job.

With hundreds of satisfied clients, we're ready to provide the references you need before you get started. It takes a long time to build a reputation like ours and we're proud to have you speak directly with our past clients.