Fleet & Crew

Our top notch crew members

Welcome to the Fleet!

Lead Dog : Martin Fass

Marty is the founder and president of Black Hound Aviation, LLC. He retired in 2007 after a 27 year career as a Navigator and RPA pilot in the USAF. He holds an ATP, MEI, FAA Gold Seal CFI, CFII, certification and is a 2-time NAFI Master CFI. His military career instilled in him a love of aviation that began with his earning his Navigator Wings, and flying USAF C-130, T-43, and the OC-135 aircraft. Marty transitioned into the USAF's drone program and was a Chief Instructor and Expeditionary Squadron Commander for the RQ-4A Global Hawk. He is a regular presenter and facilitator at the EAA's IMC club at the San Marcos airport.


Chief Flight Instructor: Gary White

Gary is a 22 year Vietnam Veteran of the USAF. He rose from the enlisted ranks as a Link Trainer instructor, became a Weather Officer and then worked in the USAF's manned and unmanned space program as a Program Manager and a Mission Director. Gary holds a MSEE degree from the Air Force Institute of Technology and a BS degree in Meteorology from Texas A&M. Gary specializes in working with students pursuing their instrument and flight instructor ratings and certificates. He is the co-facilitator with Marty for the local EAA Instrument Meteorological Club, and coordinates with the flight instructors at Black Hound to ensure the highest quality of training. Gary also interfaces with the San Marcos Airport management team and control tower personnel on safety and other related issues.


Flight Instructor: Jonathan Ausmus
Flight Instructor: Manuel S. DaSo (Sebastian)

Jonathan Ausmus is a CFI and has been a pilot since 2006- he tries to fly every opportunity he gets! He brings unique experiences to the table as he was formerly an aerial applicator of pesticides and fertilizer for a company South of Houston where he was able to build extensive flight time over the years. Jonathan prides himself on his attention to detail, commitment to safety and of course having fun while instructing students.

 Sebastian is a CFII/A&P and an active duty Air Force flight instructor stationed at Randolph AFB. He enlisted at the age of 18 as an engine mechanic on B-52’s, then A-10’s. Later, he earned his commission and attended Undergraduate Pilot Training (UPT) where he flew T-6’s and T-1’s. Sebastian has flown the E-3 AWACS and RQ-4 Global Hawk operationally with over 960 combat and combat support hours, as well as Beech 1900’s for Gulfstream International Airlines. He holds an A.A.S. in Aircraft Systems Maintenance Technology from the Community College of the Air Force, an A.S. in Aviation Maintenance Technology and a B.S. in Aeronautical Science, both from Embry-Riddle, where he also worked as an A&P mechanic, and is currently working on a M.A.S. in Aeronautical Science from Embry-Riddle. Sebastian also holds multiple type ratings, including B707, B720, BE400 and MU300.


Flight Instructor: Mike Duc (Duke)
Operations Manager: Jacquelyn Nash

Mike Duc (Duke) is a retired Air Force Officer who started his career in 1972 as a jump forward air controller in the Air Force. Deciding it was more fun to fly than jump from planes he went to the Air Force Academy Prep school and earned an appointment to the Air Force Academy. He graduated and went on to fly T38’s as an instructor and later the A-10 and just recently retired from Southwest Airlines. He earned a Masters degree in Aero Management from Embry Riddle in 1987 and taught as an adjunct instructor. Mike earned his CFI/CFII/MEI in 1981 and brings over 37 years of aviation experience to Black Hound Aviation.


Jacquelyn is a student pilot here at Black Hound Aviation, leaving behind a career in insurance to chase her dreams in aviation. Around the office, she manages aircraft and instructor schedules as well as assisting new students and renters with scheduling. In addition, she helps to ensure all aircraft receive timely maintenance and required inspections.

Call us or text us at: 



Open 7 days a week:

Call or text anytime! 


Our office is located at the

San Marcos Regional Airport (KHYI) 

Formerly Redbird Skyport FBO 

2080 Airport Dr, San Marcos, TX 78666


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