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The Mattress Underground

quality manufacturers ~ knowledgeable retailers ~ educated consumers

The Mattress Underground (TMU) Endorsed Members

The commercial 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 Endorsed 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: All discounts and bonuses are on regular "mattress only" purchases and in most cases can't be "stacked" with other promotions or sale prices that already have a larger discount or with special promotional pricing on some mattresses.

Addable

  • HQ Location: Acton, MA
  • Category: Mfr. Direct: Mattresses
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress (Code: UNDERGROUND)
  • Arizona Premium Mattress Company

  • HQ Location: Phoenix, AZ
  • Category: Mfr. Direct: Mattresses / Foundations / Adjustable Beds / Accessories
  • Country: Canada, United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress (Code: MU5)
  • Bay Bed & Mattress

  • HQ Location: Santa Cruz, CA
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress
  • Bedmasters

  • HQ Location: Port Charlotte, FL
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattress (Code: MU5)
  • Beloit Mattress Company

  • HQ Location: Beloit, WI
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattress
  • Brooklyn Bedding

  • HQ Location: Phoenix, AZ
  • Category: Mfr. Direct: Mattresses / Foundations / Accessories
  • Country: Canada, United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress (Code: underground)
  • Buis Mattress

  • HQ Location: Holland, MI
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattress
  • Comfort Sleep Systems

  • HQ Location: Branford, CT
  • Country: United States
  • Type: Local/Regional
  • Discount: Bedding Bonus
  • CozyPure

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

  • HQ Location: New York, NY
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattress
  • Dormio Organic Beds

  • HQ Location: Mississauga/Oakville, Toronto, Woodbridge, ON
  • Country: Canada
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress
  • Dreamfoam Bedding

  • HQ Location: Phoenix, AZ
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: Pillow Bonus (Dreamfoam fulfilled only)
  • Escondido Mattress

  • HQ Location: Escondido, CA
  • Country: United States
  • Type: Local/Regional
  • Discount: Pillow Bonus (mattress over $500 only)
  • Flexus Comfort Mattress Company

  • HQ Location: Covina, CA
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress
  • FloBeds

  • HQ Location: Fort Bragg, CA
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress
  • FoamSweetFoam

  • HQ Location: Fullerton, CA
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 6% Off Mattress (Code: MU6)
  • Fox Mattress

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

  • HQ Location: Salem, Woburn, Newton, MA
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattress
  • Halstead Sofa and Mattress Makers

  • HQ Location: Calgary, AB
  • Country: Canada
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress
  • Kiss Mattress by SleepEZ

  • HQ Location: Tempe, AZ
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: Pillow Bonus
  • Latex Mattress Factory

  • HQ Location: Tempe, AZ
  • Category: Mfr. Direct: Mattresses / Foundations / Toppers / Accessories
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress
  • Luma Sleep

  • HQ Location: Apollo Beach, FL
  • Category: Retailer: Mattress / Foundations / Toppers / Pillows
  • Country: United States
  • Type: Online only
  • Discount: 10% or more off Mattress (Code: TMU10)
  • Magic Sleeper

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

  • HQ Location: Shelby Township, MI
  • Category: Retailer: Mattresses / Adjustable Beds / Accessories
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress
  • Mattressmakers

  • HQ Location: San Diego, CA
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattress
  • Memory Foam Comfort

  • HQ Location: Lantier, QC
  • Country: Canada
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress / Extra Slat Upgrade
  • Midwest Mattress

  • HQ Location: Ankeny, Urbandale, Des Moines, Ames, IA
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattress
  • My Green Mattress

  • HQ Location: La Grange, IL
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress (Code: MATUNDR)
  • Nest Bedding

  • HQ Location: Palo Alto, New York City, San Francisco, Studio City, Santa Monica, Albany/Berkeley, Chicago, CA & other
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 5% or more off Mattress (Code: UNDERGROUND5). They will also match any other larger discount
  • NovosBed

  • HQ Location: Online only
  • Country: Canada, United States
  • Type: Local/Regional , Online
  • Discount: $100 off mattress (Code: MU100)
  • Oklahoma Mattress Company

  • HQ Location: Oklahoma City, OK
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattress
  • Oso Sleep

  • HQ Location: Detroit, MI
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: $50 Off Mattress (Code: Underground)
  • Parklane Mattresses

  • HQ Location: Tualatin, OR
  • Country: United States
  • Type: Local/Regional
  • Discount: Position Pillow Bonus (mattress over $799 only)
  • Pure Crafted Beds

  • HQ Location: Lansing, MI
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress
  • Quality Sleep Shop

  • HQ Location: La Grange, IL
  • Country: United States
  • Type: Local/Regional
  • Discount: Bedding Bonus
  • Restmore Bedding

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

  • HQ Location: Bloomfield Hills, MI
  • Country: United States
  • Type: , Online
  • Discount: Bedding Bonus
  • Rocky Mountain Mattress

  • HQ Location: Conover, NC
  • Country: Canada, United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress
  • Scott Jordan Furniture

  • HQ Location: New York, NY
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattress
  • Sedona Sleep

  • HQ Location: Phoenix, AZ
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress (Code: MUDISCOUNT)
  • Shovlin Mattress Factory

  • HQ Location: Fanwood, NJ
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattress
  • Sleep Boutique

  • HQ Location: Calgary, AB
  • Country: Canada
  • Type: Local/Regional
  • Discount: 5% Off Mattress
  • Sleep EZ Factory

  • HQ Location: Tempe, AZ
  • Category: Mfr. Direct: Mattresses / Foundations / Toppers / Accessories
  • Country: Canada, United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress or Bonus Pillow on Special
  • Sleep On Latex

  • HQ Location: Chicago, IL
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress
  • SleepingOrganic

  • HQ Location: Mount Pleasant, SC
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress
  • Soaring Heart Natural Bed Company

  • HQ Location: Seattle, WA
  • Country: Canada, United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress (Code: mattunder)
  • Spindle Mattress

  • HQ Location: Acton, MA
  • Category: Mfr. Direct: Mattresses / Foundations / Replacement Parts
  • Country: United States
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress (Code: phoenix)
  • Sterling Mattress Factory

  • HQ Location: Herrin, IL
  • Country: United States
  • Type: Local/Regional
  • Discount: Bedding Bonus
  • Texas Mattress Makers

  • HQ Location: Houston, TX
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattress
  • The Mattress & Sleep Company

  • HQ Location: Edmonton, Calgary, AB
  • Country: Canada
  • Type: Local/Regional , Online
  • Discount: 5% Off Mattress (Code: MU5)
  • The Mattress Factory

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

  • HQ Location: Paramus, NJ
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattress
  • Yankee Mattress Factory

  • HQ Location: Agawam, Northampton, Greenfield, MA
  • Country: United States
  • Type: Local/Regional
  • Discount: 5% Off Mattress
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