"Today he is recognized  - and I don't say this lightly  - as one of the most important American painters of his Generation“.

- Prof Dr Manfred Schneckenburger, Art Critc and Documenta Kassel, Curator 1977 and 1987, Germany 

"From Robert Henri, Willem de Kooning, Arshile Gorky to Jean-Michel Basquiat, Jansen is an american, or better a newyorker, to the marrow. I think he represents, together with british artists Cecily Brown and Peter Doig, the best part of the great contemporary art, that is rising, in terms of criticism, audience “

- Paola Manazza Art critic/Founder of Artslife.com Italy 

"As we spoke to the artist, Marcus Jansen, I told him I believed he was the originator of a new movement which I called “Urban Expressionism” and that I believed that there will be many followers in this new style. But there will only be one Marcus Jansen.

- Jerome A. Donson (Art Historian and Director of the American Vanguard Exhibitions Europe 1961, MOMA, New York) USA