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Composer, pianist and musical director John McMahon was born in Perth Amboy, New Jersey and attended
North Hunterdon Regional High School where they did three plays and two musicals a year.
He went to
Catholic University of America in Washington, D.C. to study opera but ended up
musical directing three USO tours, entertaining troops in Germany and Iceland.
He was a member of the Sigma Pi Delta Fraternity.

Since moving to New York, he has been in constant demand as a pianist, vocal coach, composer and conductor,
working with many performers such as
Heather MacRae, Helen Schneider, Phyllis Pastore, Mary Foster Conklin,
Charles Cermele, Liliane Montevecchi,
Mr. Ruby Rims, Florence Henderson, Andre De Shields, the late Tony Randall,
Jo Anne Worley, Sylvia Miles,
Baby Jane Dexter, Laura Bell Bundy,
Elaine Brier,
Jil Aigrot, Priscilla Lopez, Lea DeLaria
and the late great Bruce Hopkins
and has performed in almost every major room in NYC including
Don’t Tell Mama, The Laurie Beechman Theatre, B. B. King’s, The Iridium,
Birdland, The Metropolitan Room, The Duplex and Feinstein’s 54 Below

He musical directed the improv group
Chicago City Limits, where he got to play for Bill Irwin and Robin Williams
as guests and then toured the college circuit with them. Theater credits include the Broadway production of
"Prince of Central Park", and the revival of the Gershwin musical "Oh! Kay!".
Off-Broadway, he was seen playing for the hit musical
"Ruthless!" and the revue Whoop Dee Doo!
He was the musical conductor and co-creator of the musical revue
"Bottoms Up!"

He directed the original revue of the music of
"Rick Crom's Absolutely Rude!",
and musical directed his Star Trek parody musical "Space Trek”, along with
directing the NYC premiere of
Benjamin Bradford's romantic comedy “Where Are You Going Hollis Jay?”
He composed original
music for the Valley of the Dolls spoof
"Below the Valley of the Dolls" and has collaborated with
Broadway lyricist Ira Gasman ("The Life") on several cabaret songs.

Bistro Award Winner, he is a frequent cabaret and piano bar performer,
and can be heard on the soundtrack of the critically acclaimed Japanese made-for-television movie "A Table for Two".
He is especially proud of his 20+ year association with legendary New York performer
Ruby Rims
and his yearly Christmas benefit for hospitalized children, “TeddyCares,” which received the 2005 Nightlife award.

He has written the music for the musical
"Satan's School for Girls" with lyricist Harry Ewan,
which was nominated for a Jeffrey award for its Chicago run at the
Circle Theater,
after a successful run at
the Dudley Riggs Theater in Minneapolis.
Two shows he musically directed,
"Lovely" and "Rick Crom's What in the World?" won the 2002 Nightlife award.
John also was named "Best of 2002" by Cabaret Hotline for his ongoing reveling at Sunday Brunches with Kelly Briggs.

His jazz arrangement of Sondheim's "The Ballad of Sweeney Todd"
can be heard on Lea Delaria's CD
"Play it Cool”, which was voted the number one jazz album
by The London Times, on Warner Brother's Jazz Label.

John has appeared on
The Phil Donahue Show, playing for Mr. Ruby Rims
The Rachael Ray Show, accompanying Rosie O’Donnell.

His original revue, written with lyricist Jay Jeffries,
"That's My New York!" opened at Judy's Chelsea in March of 2001,
which won a 2002 Manhattan Association of Cabarets
(MAC) award for the song "Where's Shirley?"
and Cabaret Hotline Online's Best of 2001. With Jeffries, he has written a “Sex And The City”-inspired musical
"Friends Like These" telling the tales of the lives and loves of four best friends living in New York.
"Friends Like These" won the
2007 Award for Most Promising Musical,
for their participation in a reading series at the Players Theater in NYC.

On June 20, 2017, John made his Carnegie Hall debut
as part of a tribute to Dietz and Schwartz called “That’s Entertainment.”

McMahon and Jeffries’ latest musical
LOVE AND OTHER FABLES is romantic screwball comedy about
the life of the ancient Greek fabulist, Aesop, written as a love letter to the musicals of the Golden Era of Broadway.
A concert of the score was presented on April 9, 2017 at the famed Feinstein’s/54Below in NYC.

AIM: jmcmpiano