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Aluminum Supply Company Logo with brushed stainless steel Extruded Aluminum Round Tubes
Excess prime material at a discount.
Click here for list .pdf>>

MSI Logo
A MHC Company.

Something Big is Coming

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 14001:2004.
View Certificate: C2008-02695-R2»
View Environmental Quality Policy»

ASCO is also certified with an ISO 9001:2008.
View Certificate: C2011-02659»
View Quality Policy»

Full Certification List»

Supplier Performance Expectations»

ASCO Updates

Open House 2016


Join us July 19, 2016 at our shop in Detroit.  We’ll show you what we do and give you some food.  RSVP NOW>>>

Website/Email Migration


Starting 4-22-16 @ 5PM our email and website services will be redirected. This change should go with minimal loss of service.  If you have any issues contacting us or finding the information you require; please do not hesitate to contact us at 1-800-899-2726.

Construction Trade Show


Be sure to visit ASCO/MSI at the CAM Construction and Design Tradeshow February 3rd, 2016 at booth: 105. Click Here»

ASCO Surplus Update


Be sure to check out our surplus list for great deals on prime material.  The list has been updated through December.  To download (.pdf) Click here»

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»

Avondale Middle School
Auburn Hills, 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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