DER Services, Inc provides rapid response to engineering issues. To keep our work more efficient, within budget, and on schedule, we can complete our review and approval with faxes, e-mails, digital pictures or drawings most of the time for our remote customer. We also provide onsite support at our customer’s request.  Our staff is prepared to react to your business needs by providing 24×7 engineering supports.  DER Services provides the following engineering or certification services to the aviation industry:

Engineering Design


Structural Repairs and Modifications

FAA Certification


Complete STC Management, Liaison between Applicant and FAA

Interior Modification


LOPAs and EEL, 9g and 16g configurations

Structural Analysis


Damage Tolerance and Fatigue, Classical, FEA, Decompression