Information from Mike Stanyard, NWNY Dairy, Livestock, and Field Crops team: 

Interested in growing malting barley? Here are the contacts for all the active malt houses in New York.

East Cost Malts, Dryden, NY
Art Fives, Rachel Fives, Alex Johnson, and Michael Johnson
917-656-9336; email

Farmhouse Malt, Newark Valley, NY
Marty and Natalie Mattrazzo
607-227-0638; email

Germantown Beer Farm, Germantown, NY
Dennis and Jeanette Nesel
845-489-3450; email

Niagara Malt, Cambria, NY
Bob Johnson and Brenda Young
716-861-9887; email

New York Craft Malt, LLC, Batavia, NY
Ted Hawley
585-813-5389; email

Pioneer Malting Inc., Rochester, NY
Paolo Filippetti, Adamo Filipepetti, and Andrew Suppo
585-313-8657; email

Queen City Malting, Buffalo, NY
Adam Patterson and Bob Patterson
716-481-1313, 716-481-4439; email

A PDF of this list can be found on the NWNY Dairy, Livestock, and Field Crops team website.