Tower Design Engineering has developed significant experience in avionics Validation & Verification processes. We understand DO254 as it applies to PLDs. We understand DO254 as it applies to PCB design & system level box applications, we were the first in the industry to apply DO254 to board and box level airborne Complex Electronic Hardware specific to the B787 Dreamliner. We participated in the successful certification of the B787 Dreamliner for DO254. Tower Design Engineering has developed experience with aircraft avionics Software Validation & Verification. We understand DO178B as it applies to airborne embedded software. We participated in the successful certification of the B787 Dreamliner for DO178B. We have proven our understanding by successfully obtaining FAA airborne certification via DO254 & DO178B for our customer's B787 Dreamliner avionics.