Sophos Silk Screening
- A collection of American military designs.
- http://sophoswear.com/

Epic Skyriding Company
- Designs for paraglider pilots.
- http://www.epicsessions.com/

Aviation Gifts
- A collection of simple slogan shirts aimed at aviators and their families.
- http://www.aviation-giftshop.com/

TriStar
- Aviation art from your favorite American airlines, past and present.
- http://www.skyshirts.com/

Airplane T-Shirts
- Dozens of multicolor designs covering general aviation, warbirds, homebuilts, ultralights, and helicopters.
- http://www.airplanetshirts.com/

Leatherneck Air Corp
- Aviation related T-Shirts. Also has airplane pictures.
- http://www.leatherneckaircorp.com

Check Six Enterprises
- Original designs by pilot/artist Russ Hopf. Images range from homebuilts to jets, through many eras of flight.
- http://www.cygrfx.com/check6/