Learn More About M&S Precision

M&S Precision™ is a full-service machine shop located in Queensbury, New York. We are dedicated to producing parts with fast, reliable service to meet each one of our customer’s needs. We take pride in being a fast-paced company with quality, reliability, and customer service being our main goals.

M & S Precision™ is owned and operated by David McDonald and Michael Spirowski. Together, we started this company in October 2005. Our company first consisted of the two of us and a small 840-sq. ft. garage. Currently, we have expanded 3 times and more than tripled in size with twelve full time employees and a new 8000-sq. ft. facility tailored to fit our needs. We take great pride in the parts we produce and in our customer’s satisfaction. Our goal is to keep both our customer and employees happy while expanding our business to its fullest potential.

Our Team

  • Michael Spirowski - Partner
  • David McDonald - Partner
  • Jo-Lynn Spirowski - Office Manager
  • Jeffery Smith - Shop Supervisor

Contact our team to get your custom project started.  Call us today at (518)747-1193 or tell us how we can help!


Excellence in Small Business Award 2014
2014 M&S Precision™ was nominated for the Excellence in small Business Award by our local lending Company, Glens Falls National Bank. We were recognized as a growing small business in the Capital Region. This was an honor to receive as an accomplishment for all our hard work and dedication.


In 2016 M&S Precision™ obtained our FFL-M for manufacturing. With this, we can manufacture most of your firearm needs, and, or personalize your firearms for most custom modifications. Please contact us for more specific information regarding any needs you may have.