Fast, Easy, And Reliable - Aircraft Parts Partner.

At Proponent, we understand that one distributor, including us, cannot do everything. We leverage our strengths to provide our customers with the greatest outcome. It’s all about doing what we do best to create the value our customers and suppliers strive to achieve.

We Provide Customers with Unique Aircraft Parts Solutions.

Our approach is different: we take the time to understand your unique needs and business dynamics. By delving deep into your requirements, we leverage our strengths to deliver the greatest value, whether it’s higher parts availability, increased efficiency, or improved costs.

Contact us today to discuss how we can help keep your fleet flying through customized aircraft parts and service solutions.

We Connect Suppliers to Aftermarket Customers.

As a stable employee-owned company, suppliers trust us to add value to their products. Our transparent, mutually beneficial supplier partnerships give you access to market insights you can use to enhance your products, reach new markets and build long-lasting relationships with customers.

Our Customers Rely on Us to Enable Their Aviation Business Success.

Aviation companies around the world trust us to provide them with services and solutions that meet their unique needs. Through our partnerships with the biggest parts manufacturers and suppliers, we are able to provide the parts you need to ensure your aircraft fleet stays flying.

An Employee Owned Company

As an Employee Shared Ownership (ESOP) company for more than 30 years, our employees are our shareholders, and we want what is best for them. Our continued success demonstrates that what is best for our employees is what is best for our customers and suppliers.

Our NPS Strategy

Tracking our Net Promoter Score® (NPS®) is one important tool we use to make sure we’re always encouraging your feedback, acting on it, and holding ourselves accountable to our commitments.

Our NPS Strategy

Tracking our Net Promoter Score® (NPS®) is one important tool we use to make sure we’re always encouraging your feedback, acting on it, and holding ourselves accountable to our commitments.

NPS SCORE: DECEMBER 2022

A Global Network For
Fast and Efficient Distribution.

With 12 locations globally and 7 distribution centers strategically placed in North America, Europe, and Southeast Asia, we can quickly and efficiently deliver your parts to your customers, 24/7. Our industry-leading market-demand intelligence insights, combined with our proprietary forecasting and inventory management system, optimizes inventory for availability and customer satisfaction.

US: Proponent Warranty and Repair

US: Connecticut

US: Florida

US: California

US: Helicopter Services

Europe: UK

Europe: Netherlands

Europe: Germany

Europe: Spain

Asia: Guangzhou

Asia: Hong Kong

Asia: Singapore

Download a printable copy of our locations

Our Regions

Americas

Our corporate headquarters and largest warehouse are located in Brea, California, where our company began and half our workforce lives. Additionally, we have three facilities across the United States, enabling us to serve customers in the Western Hemisphere and beyond.

Our Regions

Americas

Our Regions

Americas

Our Regions

Europe

Our European operations are run out of an office 30 minutes outside Amsterdam in the Netherlands, which is also home to our second-largest warehouse. Our office in Spain and distribution facility in the UK, as well as a distribution facility in Dubai, allow us to provide service to customers in Europe, Africa, and the Middle East.

Our Regions

Europe

Our Regions

Europe

Our Regions

Asia

We have a facility in Hong Kong, China, and our third-largest warehouse and Asian headquarters are in Singapore. We opened our facilities in Singapore in 2020, and continue to grow our Asian workforce to provide service to our Asia-Pacific customers.

Our Regions

Asia

Our Regions

Asia

We Deliver More Than Products.
We Deliver Solutions Unique to You.

We deliver more than products to our customers. We deliver unique solutions in the form of the quality parts and supplies that are vital to your aviation business. Being able to quickly deliver parts worldwide is one thing. Being able to quickly deliver product solutions that meet your unique needs is what we do.