|John M. Provorse
- (Structures Engineer) President & Founder DER Associates - Mr. Provorse is an
Aircraft and Helicopter Structures Engineer, as well as a retired
Structures DER. He holds a B.S.M.E. from Oklahoma State
University and M.S.M.E. from the Wichita State University. His experience
extends to over 41 years and includes employment at Beechcraft, Boeing,
Cessna, and Learjet. Mr. Provorse is a licensed private pilot and
has been a member of ASME for over 43 years.
|Jocy Prochaska -
(Business Manager/Director of Operations) Ms. Prochaska holds a Bachelors of Science degree from
Southwestern College specializing in Human Resources and Business.
She has accumulated over 300 hundred credit hours at various
colleges and also holds an Associates degree in Accounting from
Central Business College. She has been working in the aircraft
industry for over 20+ years and handles our Certification, and
Management requirements, as well as our STC/PMA issues.
DER Associates has numerous DERs, & DARs on staff in our area and
around the U.S. to bring you (the customer) the exact skill set you are
looking for to complete your modification and repair. Our DERs hold
many different disciplines from (Structures, Fuels, Electrical,
Mechanical, Software, Interior, etc.). We have several RS DERs
on staff also to help with those Repair Specifications, so feel free to
call for help on both aircraft and helicopters. We will set you up with the appropriate DER or DAR in our office,
just give us a ring.