Where Engineering Starts and Quality is Delivered
About McNally Industries

Defense Equipment Manufacturing & Value Engineering

We support Department of Defense Program Offices and Prime Contractors worldwide with a broad range of manufacturing, assembly, and value-added engineering services for Ships, Ground Vehicles, Aircraft and Soldier Systems

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Aircraft Helicopter Sustainment Blade Clamps Specialty tools

Engineering & Product Development

McNally Industries brings product design, value engineering, and reverse engineering experience to solve today’s challenges as well as issues associated with obsolescence and Diminishing Manufacturing Sources and Material Shortages (DMSMS).


Close tolerance machining, certified welding, complex assembly and test – McNally Industries is an ISO 9001 and AS9100 certified full-service manufacturer and an essential member of the Defense Industrial Supply Base. Our customers have come to rely on our experience, unparalleled quality, and dedication to getting the job done.

Complex Machined Parts difficult materials finsishings

Assembly and Test

From subassemblies with a few parts to assemblies with a few hundred, McNally Industries works with each customer to establish assembly procedures, test stand designs, and test methods to ensure products work the first time and every time.

News and Events

  • McNally Industries Announces Two New additions To Its Board Of Directors
    GRANTSBURG, Wis., March 23, 2020 /PRNewswire/ — McNally Industries, LLC (“McNally”), a precision systems manufacturer to defense and industrial markets based in Grantsburg, Wisconsin is pleased to announce the addition of General Robert B. Neller and Mr. Dionel […]
  • Ribbon Cutting Ceremony for New Building Expansion
    McNally Industries is very excited to take occupancy of our new assembly and test facility.  The new 17,500 square foot facility is located on the parcel of land directly north […]
  • McNally’s Building Expansion is Underway
    To accommodate the continuing growth of McNally’s business we have launched a new 17,500 square foot assembly and test facility.  The expansion will provide the space needed to accommodate the […]