| Company | Address, phone, email | City | State | |
|---|---|---|---|---|
 | Vanguard Modular Building Systems | 3 Great Valley Parkway Suite 170, Malvern, PA 19355 Phone 610-240-8686 Toll Free 877-438-8621 Send Email | Malvern | Pennsylvania |
 | Acton Mobile Industries | 3655 Market Street Aston, PA 19014-0187 Phone 610-485-5100 | Philadelphia | Pennsylvania |
| Acton Mobile Industries | 44 Hess Road Leola, PA 17540 Phone 717-656-0939 | Harrisburg | Pennsylvania |
 | Modular Space Corporation | 4 Keener Drive Mechanicsburg PA 17050 Phone 717-766-6277 Send Email | Harrisburg | Pennsylvania |
| Modular Space Corporation | 3030 Unionville Pike Hatfield PA 19440 Phone 215-730-0371 Send Email | Philadelphia | Pennsylvania |
| Modular Space Corporation | 1020 Robb Hill Road Oakdale PA 15071 Phone 412-494-7659 Send Email | Pittsburgh | Pennsylvania |
 | Ritz-Craft Corporation | 15 Industrial Park Road, Mifflinburg, PA 17844 Phone 570-966-1053 Toll Free 800-326-9836 | Mifflinburg | Pennsylvania |
Modular prefab homes, modern prefabricated buildings, pre-built manufactured houses in United States
Pennsylvania
Modular prefab homes in Pennsylvania