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Aluminum Supply Company Logo with brushed stainless steel Extruded Aluminum Round Tubes

MSI Logo
A MHC Company.

Laser Cut Fabrication ASCO - New Catalog - 2019

Aluminum Supply Company, Inc. (ASCO) is a second-generation, family-owned business based in Detroit, Michigan. Since 1948, we have built an impeccable reputation by consistently providing quality materials and exceptional service to our customers.

ASCO's highly experienced, highly knowledgeable staff and endless network of industry resources ensures that we can meet the needs of any job of any size requiring extrusions, sheet stock and plate, or fabrication. Material we specialize in handling include steel, stainless steel, aluminum, and copper.

  • We provide

    • Standard/ Custom Extrusions
    • Standard/ Specialty Sheet and Plate
    • Custom Fabrication
    • Project Assistance
    • Custom Finishing
  • We serve

    • Glazing Contractors
    • Roofing Contractors
    • Masonry and Millworkers
    • Display Manufacturers
    • General Contractors

Woman Owned Business EnterpriseAluminum Supply Company is a certified Woman Owned Business Enterprise, Detroit Based Enterprise, Small Business Enterprise, and Wayne County Based Enterprise.

Perry Johnson Registrars, Inc.Aluminum Supply Company is in conformance with ISO 14001:2015.
View Certificate: C2019-02771»
View Environmental Quality Policy»

ASCO is also certified with an ISO 9001:2015.
View Certificate: C2019-02772»
View Quality Policy»

Full Certification List»

Supplier Performance Expectations»

ASCO Updates

Sheet Stock Flier


Our latest flier has general information about our sheet metal and fabrication:
asco-sheetstock-web (.pdf 765KB)



ASCO is fully functional. We have a webpage to keep you up to date: COVID Info

2021 ASCO Linecard


Our updated linecard is available: 2021 ASCO Linecard (.pdf 147KB)

Mailing List Sign Up


Stay up to date about our products and services by signing up for the ASCO Mailing List. <<SIGNUP>>

ASCO Completed Construction Project Spotlight

Recent Projects We've Supplied

Detroit, MI
See details»

St. Joseph Mercy Ann Arbor,
Ypsilanti, MI
See details»

Detroit Public Schools,
Detroit, MI
See details»

Aluminum Supply Company, along with Marshall Sales Inc., are subsidiaries of Marshall Holding Company. For more information about MHC: Click Here
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