Contact Us

Whether you are an existing client or considering MacKay Manufacturing Inc. as a manufacturing partner, we welcome hearing from and meeting you. MacKay Manufacturing Inc.’s office hours are 7:00 am to 3:30 pm (PST), Monday through Friday. Shift managers will respond to your phone call, fax or email outside of these hours.


10011 E. Montgomery Dr.
Spokane Valley, WA 99206

Mailing Address

P.O. Box 11278
Spokane Valley, WA 99211-1278

509-922-7742 phone
509-922-8308 fax
800-535-3422 toll-free

Send Us a Message

Mike - President
Katie - Vice President
Chadd - Sales NPI
Bruce - General Manager
Shannon - Human Resources