1972 – Kirkhill Aircraft Parts Company was founded. The company first began with a license agreement with McDonnell-Douglas to distribute about 600 proprietary spare parts. Sales were just under $600,000 the first year.
is now
As of December 1, 2018, Avio-Diepen has been integrated with Proponent.
We're Only As Good As the Information We Have
Sharing your feedback and suggestions with us helps make Proponent a better aerospace distributor and a better partner to you.
is now