mattressunderground logo

Our Trusted Members

The business membership of this site is by invitation only and is only offered when we are satisfied that what they offer puts them in the upper tier of mattress manufacturers and retailers across North America.

Membership is not offered or accepted lightly and the logo which indicates our recommendation and their membership is in recognition of the fact that they have the knowledge and experience to help their customers make informed buying decisions and are among the best choices in the industry.

Read more about the approval process of TMU Trusted Members ==> Here

All TMU Members have agreed to provide a bonus or discount to the consumer members of this site (those who have made at least one post in our forum). Simply mention “The Mattress Underground” when you visit their store or use the discount code provided below when purchasing online.

NOTE: Most discounts and bonuses are on regular "mattress" purchases and in most cases can't be "stacked" with other lower promotions or sale prices. For full details please check the Details Page for each TMU Member

List All  Manufacturer-Retail Stores  Manufacturer-Online  Retailer Stores  Retailer Online

Arizona Premium Mattress

  • HQ Location: Phoenix, AZ
  • Country: Canada, United States
  • Type: Online , Local/Regional
  • Discount: 5% Off Mattress
    Discount Code: MU5
  • Arizona Sleep EZ Factory

  • HQ Location: Tempe, AZ
  • Country: Canada, United States
  • Type: Online , Local/Regional
  • Discount: NEW 10% off Mattresses (Code: MUG10)
    Default Discount: 5% Off Mattress (Code: MUG)
  • Bay Bed & Mattress

  • HQ Location: Santa Cruz, CA
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 5% Off Mattress (Code: The Mattress Underground)
  • Bedmasters Factory Direct & Outlet Store

  • HQ Location: Port Charlotte, FL
  • Country: United States
  • Type: Online
  • Discount: 5% Off Mattress (Code: The Mattress Underground)
  • Beloit Mattress Company

  • HQ Location: Beloit, WI
  • Country: United States
  • Type: Online
  • Discount: 5% Off Mattress
  • Christeli

  • HQ Location: Greenville, SC
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 5% Off product or highest current promotions
    Discount code: underground5
  • Comfort Sleep Systems

  • HQ Location: Branford, CT
  • Country: United States
  • Type: Online
  • Discount: Bedding Bonus
  • CozyPure

  • HQ Location: Norfolk, VA
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 5% Off Mattress
  • Custom Mattress Makers

  • HQ Location: Agawam, MA
  • Country: United States
  • Type: Online Local/Regional
  • Discount: 5% Off Mattress
  • Dormio Organic Beds

  • HQ Location: Mississauga/Oakville, Toronto, Kitchener, Vaughan/Woodbridge
  • Country: Canada
  • Type: Online , Local/Regional
  • Discount: 5% off Mattress
    Discount Code: dor-tmu
  • Flexus Comfort Mattress Company

  • HQ Location: Covina, CA
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 10% Off Mattress and/or adjustable Beds
    Discount Code: MU
  • FloBeds

  • HQ Location: Fort Bragg, CA
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 5% off Mattress
    Discount Code: TMU
  • Foam Sweet Foam

  • HQ Location: Fullerton, CA
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 10% Off Purchase (Code: MU10)
  • Fox Mattress

    Fox Mattress

  • HQ Location: Volusia County, FL
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattresses
  • Gardner Mattress

    Gardner Mattress

  • HQ Location: Salem, Woburn, Newton, MA
  • Country: United States
  • Type: Local/Regional
  • Discount: 10% off Mattress
    Discount Code: TMU10
  • Kiss Mattress by SleepEZ

  • HQ Location: Tempe, AZ
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: NEW 10% off Mattresses (Code: MUG10)
    Default Discount: 5% Off Mattress (Code: MUG)
  • Latex Mattress Factory

  • HQ Location: Tempe, AZ
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: TMU Discount: 5% Off Mattress (Code: MUG)
  • Luma Sleep

  • HQ Location: Apollo Beach, FL
  • Country: United States
  • Type: Online only
  • Discount: 15% off Mattress (Code: TMU15)
  • Magic Sleeper

    Magic Sleeper

  • HQ Location: Pottstown, PA
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 5% Off Mattress
  • Mattress Makers

  • HQ Location: San Diego/La Mesa, CA
  • Country: United States
  • Type: Online
  • Discount: 5% Off Purchase + 2 Free custom fill pillows (see more in details area)
  • Mattress To Go

  • HQ Location: Shelby Township, MI
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 5% Off Mattress
  • MFC

  • HQ Location: Delta, BC
  • Country: Canada
  • Type: Online , Local/Regional
  • Discount: 3% discount applied to the entire order includes shipping & taxes. (Averaging slightly more than 5% discount on the actual product)
    Discount Code: TMUD%
  • My Green Mattress

  • HQ Location: La Grange, IL
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: Default code 125 Off Mattress (Code: TMU125)
  • Nest Bedding

    Nest Bedding

  • HQ Location: San Francisco, CA
  • Country: Canada, United States
  • Type: Online , Local/Regional
  • Discount: UNDERGROUND150 ~ $150 off Alexander Contour & Signature Hybrid
    For additional discount codes click on the More Details link below
  • Oklahoma Mattress Company

  • HQ Location: Oklahoma City, OK
  • Country: United States
  • Type: Online
  • Discount: 5% Off Mattress
  • Parklane Mattresses

  • HQ Location: Tualatin, OR
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% off Mattress
    Discount Code: MU2018
  • Quality Sleep Shop

  • HQ Location: La Grange, IL
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 5% off Mattress
    Discount Code: TMU5%
  • Restmore Bedding

  • HQ Location: Winnipeg, MB
  • Country: Canada
  • Type: Online
  • Discount: 5% Off Mattress
  • Reverie

  • HQ Location: Bloomfield Hills, MI
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: Bedding Bonus + Please see the July 4th Promo by clicking the More Details link below
  • Richmond Bedding

  • HQ Location: Richmond, VA
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 5% Off Mattresses
  • Shovlin Mattress Factory

  • HQ Location: Fanwood, NJ
  • Country: United States
  • Type: Online
  • Discount: 5% Off Mattress
  • Sleep On Latex

  • HQ Location: Chicago, IL
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 5% Off Mattress
    For a Discount code: Please email Scott from The Mattress Underground team who is handing out discount codes. Use email address: TMUDiscounts (at) gmail.com
  • Sleeping Organic

  • HQ Location: Mount Pleasant, SC
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 7% Off your entire order
    Discount Code: underground2018
  • Spindle Mattress

  • HQ Location: Acton, MA
  • Category: Mfr. Direct: Mattresses / Foundations / Replacement Parts
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 200 Off Mattress (Code: phoenix)
  • Texas Mattress Makers

  • HQ Location: Houston, TX
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 5% Off Mattressess
  • The Mattress Factory

  • HQ Location: Fort Worth, TX
  • Country: United States
  • Type: Online
  • Discount: 5% Off Mattress
  • Urban Natural Home Furnishings

  • HQ Location: Paramus, NJ
  • Country: United States
  • Type: Online , Local/Regional
  • Discount: 5% off your online order
    Discount Code: 5UNDERGROUND