Since 1999, Aviation Consulting & Engineering Solutions, Inc. (ACES, Inc.) has provided aircraft certification services, test services, engineering designs, structural repair support, stress analysis and flame retardant application for the private, business, and commercial aviation industries. These services are for both fixed wing aircraft and rotorcraft. ACES, Inc. provides FAA DER (Designated Engineering Representative) approved design data for replacement seat cushions for most dynamic seats (commonly referred to as 16g seats) to 14 CFR § 23.562  and 25.562.