Stanton Airfield
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Stanton Airfield Management and Maintenance Team

 The Historic Stanton Airfield team is made up of airport management, maintenance, flight instructors and volunteers.



John Quilling

airport manager

John joined the SYN staff in 2016 as the maintenance inspector having spent his career in aviation as a mechanic/inspector, both with the airlines and general aviation for 44+ years.

He is also a licensed pilot, aircraft owner and tow pilot. John was well versed in airport operations and became the Airport Manager for SYN that same year.


Mindi Joppru

Maintenance Administrator

Mindi joined our SYN team in 2019 with 23+ years of aviation experience in parts/stores purchasing/processes. She works directly with all vendors for our parts needs as well as coordinating the shop’s work order/invoicing process.


Toby Hanson

Lead Mechanic

Toby, like many, literally grew up around airplanes and flying. He learned how to fly and received his pilot's license here at SYN. He now owns his own aircraft and has been employed as a mechanic in the shop since 2017. He also jumps into the tow plane when needed.


Mason Lindenfelser

Chief flight Instructor/mechanic

Mason started his aviation career as a Civil Air Patrol cadet in Minnesota, becoming a licensed pilot. He joined our team in 2018 as a brand new flight instructor. He also works in the shop whenever possible as he gets on the job training for an aviation mechanic’s license.


Hank Geissler

Flight Instructor/mechanic

Hank retired from active duty with the U.S. Air Force as a pilot after a twenty year career. He went on to again retire from Western Airlines/Delta Airlines as a Captain in 1997. He then joined us here at SYN as a Flight Instructor/Mechanic and says he's now working on his fourth retirement. Hank simply enjoys flying.


Jay Biggs

Flight Instructor/mechanic

Jay started his aviation career in 1972 in California as a pilot and became a flight instructor during college. He went on to the airlines and became a captain on the Boeing 727, 737 and McDonnell Douglas DC-10 jets. He is also a glider pilot/owner and partner of a WWII biplane. Jay joined our team in 2017, and when not flight instructing, he helps out in the maintenance shop.


Aaron Brewster


Aaron started his aviation career in 2007 as a mechanic and has become specialized in sheet metal repair in the airline world. He joined SYN's shop part time in 2019 and enjoys the general aviation experience and the grass roots of aviation.