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We are an aircraft parts distribution and solutions company focused on our customers.

We know you need a partner to deliver high-quality aircraft parts, global scale & partnerships, and reliable on-time performance  — and these are important parts of our business. But we think you deserve more from your aerospace distributor.

You deserve expertise, you deserve flexibility, you deserve creativity — you deserve a true partner.

We are Proponent®, and we work hard to be that partner.