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© 2025 TrioAutopilots.com. All rights reserved. TrioAutopilots.com is owned and operated by Grumman Parts as the exclusive authorized distributor of the Trio Pro Pilot autopilot system for certificated aircraft, granted by Trio Avionics, Inc. and The STC Group, LLC.

The STC (SA04230CH) and associated FAA documentation are the property of The STC Group, LLC.

The Trio Pro Pilot autopilot system is designed, manufactured, and supported by Trio Avionics, Inc. All product designs, control software, firmware, schematics, and documentation remain the intellectual property of Trio Avionics, Inc. and are protected under applicable copyright and trademark laws.

Trio® and Pro Pilot® are registered trademarks of Trio Avionics, Inc. All documents, branding, software, and manuals referenced or linked on this site remain the intellectual property of their respective owners.

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