Award Winning

Operating System

TWIN MRO is ISO9001/AS9110 Certified with a Continuous Improvement based Operating System, "Lean MRO". "Lean MRO" is defined as Lean Maintenance Repair and Overhaul, which uses Lean Manufacturing tools customized for aerospace aftermarket. Our entire operations are continuously audited by the FAA, EASA, CAAC, Air Carriers, Original Equipment Manufacturers and other industry agencies and groups for quality, safety and overall performance.

Our system is relentlessly focused on customer delivery requirements using single piece flow while maintaining a high quality of service. As a result, we are consistently at the top of customer supplier rankings for overall value, quality and delivery performance. We routinely win Top Supplier awards for superior performance against our competition.

Below please find our Quality Documents as well as Market Feedback from many of our customers.

TWIN MRO Commercial Capabilities
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ISO9001 / AS9110 Certificate
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FAA Air Agency Certificate (Repair Station VP5R283N)
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FAA Operation Specifications
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EASA Approval Certificate (EASA.145.4962)
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CAAC Maintenance Organization Certificate (No. F00100393)
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Nadcap NDT Certificate
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Standard Warranty Policy
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Standard Purchase Order Terms and Conditions
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Market Feedback


We are very pleased with the quality of service that TWIN provides. We look forward to doing business with you for years to come.

Purchasing Manager

OEM Engine Center, Asia

TWIN is very responsive to our needs, provides exceptional customer service. Your team is available anytime of the day to support our needs.

Supply Chain Manager

OEM Parts Broker

I get great customer service, product, TAT & paperwork from TWIN. Thank you and please keep it up!

Principal Owner

Parts Broker, North America

It is a pleasure to work with Twin, the quality is outstanding and the support is the best. Keep up the good work!

Engine Center Supply Chain Director

OEM Engine Program, North America

I get great customer service, product, TAT from TWIN. Please keep it up!

Supply Chain Manager

Global Parts Broker, North America

We consistently get great customer service, product, TAT from TWIN.

Supply Chain Director

Airline Maintenance Center, North America

It is always a pleasure to work with Twin!

Outside Vendor Coordinator

OEM Engine Program, North America

TWIN is our best supplier - the most consistently reliable for TAT and Quality!

Supply Chain Manager

Airline Maintenance Center, Europe