On Mark Engineering
![](http://upload.wikimedia.org/wikipedia/commons/thumb/9/96/A-26A-1.jpg/220px-A-26A-1.jpg)
An A-26A Counter-Invader on display at Hurlburt Field, Florida
![](http://upload.wikimedia.org/wikipedia/commons/thumb/e/ed/Douglas_B-26B_N60XX_FLL_04.10.75_edited-2.jpg/220px-Douglas_B-26B_N60XX_FLL_04.10.75_edited-2.jpg)
On Mark Marksman C N60XX fitted with deepened pressurised fuselage, R-2800 engines and wing tip tanks
On Mark Engineering was an American aircraft remanufacturing company established in 1954 at Van Nuys Airport in California. Its most significant products were rebuilding military surplus A-26 Invaders into executive transports—the Marketeer with an unpressurized fuselage and the Marksman with fuselage pressurization. On Mark converted 41 Douglas B-26s into one YB-26K and 40 B-26K Counter-Invaders (later redesignated A-26A) for counterinsurgency missions with the US Air Force. On Mark also undertook conversion work of a Boeing 377 Stratocruiser into the prototype Pregnant Guppy for Aero Spacelines.
Products[]
- On Mark Executive
- On Mark Marketeer
- On Mark Marksman
- B-26K Counter-Invader
- Aero Spacelines Pregnant Guppy—prototype only
References[]
- Gunston, Bill (1993). World Encyclopedia of Aircraft Manufacturers. Annapolis: Naval Institute Press.
External links[]
![]() |
Wikimedia Commons has media related to On Mark aircraft. |
Categories:
- Defunct aircraft manufacturers of the United States
- Technology companies based in Greater Los Angeles
- Manufacturing companies based in Los Angeles
- Manufacturing companies established in 1954
- Technology companies established in 1954
- 1954 establishments in California
- Defunct manufacturing companies based in Greater Los Angeles
- Aeronautical company stubs