His Telarc debut album, Revolutionary, was recorded as a CD and DVD at Trinity Church Wall Street in New York City and released September 23, 2008.

It includes his arrangement of the programmatic piano work by Modest Mussorgsky, and his own improvisatory "New York City Sessions".

[citation needed] An "early" recording, made in 2005 and financed by the Allen Organ Company, was titled notes from the underground.

[9] On August 26, 2014, Sony issued the DVD If You Could Read My Mind, containing performances and commentary by Carpenter recorded on an electronic touring organ.

[20][21] Since its premiere in March 2014,[22] he no longer has to learn a new instrument for every performance which he characterized as maddening,[23] and he now tours worldwide to venues that have never had an organ.

He returned to Britain the following day, and after a short detention at the airport, performed a reduced version of his planned recital.