Keystone Helicopter, Division of Sikorsky Global Helicopters 
110 East Stewart Huston Drive
Coatesville, PA 19320

Keystone Helicopter is a 27 acre tract situated within the Bellaire Business Center Sadsbury Township, Chester County.  The project involved the development of an Administrative Building, Hangar Building, Paint Compostie Building, and an Aircraft Delivery Center totaling 185,000 SF Site Development including design of all structures, parking, loading, run up pads, storm water design, utilities and landscaping.  Approvals included; Sadsbury Township, PADEP, FAA, and the CCCD.  Currently D.L. Howell is engineering for Keystone the expansion of the run up pads and converting the detention basin to underground pipe storage.

KEY PERSONNEL:    
Denny L. Howell, II PE - President
Bryan D. Kulakowsky, PE - Senior Engineering Manager
Joseph S. Russella, Jr. - Director of Operations

STATUS OF CONTRACT:  
Complete – project under construction