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    MD: Bladensburg (HQ)

    (301) 927-8300

    4700 Annapolis Road, Bladensburg, MD 20710, USA

    Mon-Fri 6:30AM to 4:00PM Saturday 6:30AM to 12:00PM Sunday CLOSED

    Get In Touch with someone at MD: Bladensburg (HQ)
    (301) 927-8300






      Response time within 4 hours

      Since 1926 More than just blocks

      Learn More Get inspired

      Products & ServicesAggregates

      Gravel, rock, sand, and stone in array of colors, sizes, and gradations by the bag, scoop, and ton


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      Products & ServicesConcrete

      Ready mix, precast/prestressed, volumetric, and premixed bags


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      Products & ServicesOutdoor Living

      Hardscapes, patios, walkways, pavers, natural stone, stone veneers, and retaining walls


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      Products & ServicesInsulation

      Rigid foam board insulation and waterproofing solutions


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      Products & ServicesMasonry

      Block, brick, natural stone, mortar, grout, and veneers including matching services


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      Products & ServicesSteel

      Structural fabrication, beams, rebar, and miscellaneous.


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      Products & ServicesTool and Accessories

      Hand tools, power tools, safety equipment, seasonal products, and anything else you need to get the job done


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      AboutBay Ready Mix

      Delivering more sustainable ready mix concrete to Baltimore, Washington, the Eastern Shore, and everywhere in between. We offer various concrete mixes including colored concrete, footer mixes, wall mixes, flat work mixes, and shotcrete. For smaller jobs, volumetric trucks are also available under the Ernest Maier flag.


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      Bay Ready Mix


      Bay Ready Mix

      Delivering more sustainable ready mix concrete to Baltimore, Washington, the Eastern Shore, and everywhere in between. We offer various concrete mixes including colored concrete, footer mixes, wall mixes, flat work mixes, and shotcrete. For smaller jobs, volumetric trucks are also available under the Ernest Maier flag.


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      AboutConcrete Building Systems

      Producing PCI-certified precast structural and prestressed concrete elements for the mid-Atlantic since 1981. Specializing in double tees.


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      Concrete Building Systems


      Concrete Building Systems

      Producing PCI-certified precast structural and prestressed concrete elements for the mid-Atlantic since 1981. Specializing in double tees.


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      AboutEM Block

      The best and most trusted masonry block manufacturer and distributor of masonry, hardscaping, and stormwater products serving metropolitan Baltimore and Washington from our yards in Bladensburg (HQ), Baltimore, and Gaithersburg. Family-owned and operated for nearly 100 years.


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      EM Block


      EM Block

      The best and most trusted masonry block manufacturer and distributor of masonry, hardscaping, and stormwater products serving metropolitan Baltimore and Washington from our yards in Bladensburg (HQ), Baltimore, and Gaithersburg. Family-owned and operated for nearly 100 years.


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      AboutEM Steel

      Ernest Maier’s Steel Division are capable metal fabricators and installers for both structural and miscellaneous steel. The division also stocks I-beams, rebar, angle irons, and other custom metals.


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      EM Steel


      EM Steel

      Ernest Maier’s Steel Division are capable metal fabricators and installers for both structural and miscellaneous steel. The division also stocks I-beams, rebar, angle irons, and other custom metals.


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      AboutGomoljak

      An Annapolis institution offering brick, block, hardscapes, aggregates, and accessories for masonry contractors. A large showroom is on site showcasing these products.


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      Gomoljak


      Gomoljak

      An Annapolis institution offering brick, block, hardscapes, aggregates, and accessories for masonry contractors. A large showroom is on site showcasing these products.


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      AboutParker Block

      Serving the Delmarva peninsula since 1929 with quality block, masonry, hardscaping, ready mix concrete, and precast lintels. The ready-mix operation is capable of serving Millsboro, Salisbury, the beach towns, and the surrounding areas.


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      Parker Block


      Parker Block

      Serving the Delmarva peninsula since 1929 with quality block, masonry, hardscaping, ready mix concrete, and precast lintels. The ready-mix operation is capable of serving Millsboro, Salisbury, the beach towns, and the surrounding areas.


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      AboutSkyline Brick

      Skyline serves Charlottesville, Richmond, and the surrounding area with the highest quality masonry, block, and hardscaping materials. Keeping Thomas Jefferson’s original brick aesthetic very much alive.


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      Skyline Brick


      Skyline Brick

      Skyline serves Charlottesville, Richmond, and the surrounding area with the highest quality masonry, block, and hardscaping materials. Keeping Thomas Jefferson’s original brick aesthetic very much alive.


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      Architects & Engineers

      Finding the right color, shape, or product is critical. Ernest Maier’s dedicated sales staff makes this easy. Ernest Maier also offers an array of better building choices to meet sustainability goals and continuing educational credits.

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      Contractors

      The Ernest Maier Family is the only place you need to shop. Stocking all of the products for your next job, as well as offering credit and delivery.

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      Homeowners

      Take the opportunity to get inspired with Ernest Maier as you upgrade your outdoors. Our sales professionals are able to help you make your space just right or fix that nagging drainage issues.

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      Property Owners

      Looking to build, expand, refresh, or renovate? Ernest Maier offers an array of products to affordably bring your vision to life.

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      Wicomico County Inventory Building – Salisbury, MD
      Chocolate Grey Columns
      Pool Deck
      Worcester County Detention Center – Snow Hill, MD
      Custom Blend Veneer 2
      Slate Flagstone
      Lake George Fireplace

      Ready To Start Your Next Project?

      Wisdom from the FieldResilience is in Vogue


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      Wisdom from the FieldSalt: Good on Steak, Bad on Roads


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      Wisdom from the FieldCommon failures in the installation of pavers, hardscapes, and patios [part 1 of 3]


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      EM Block 4700 Annapolis Road, Bladensburg, MD 20710, USA (301) 927-8300 info@emcoblock.com
      Concrete Building Systems, Parker Block 9283 Old Racetrack Road, Delmar, DE, USA (302) 846-3645 waltoday@cbs-incorp.com
      Parker Block 30243 Millsboro Highway, Millsboro, DE, USA (302) 934-9237 rex@parkerblock.com
      Gomoljak 1841 McGuckian Street, Annapolis, MD, USA (410) 263-6744 rwillis@emcoblock.com
      Bay Ready Mix 11035 Guilford Road, Annapolis Junction, MD, USA (240) 568-0000 sales@bayreadymix.com
      Bay Ready Mix, EM Block 95 Stahls Point Rd, Baltimore, MD 21226, USA (301) 927-8300 info@emcoblock.com
      Parker Block 214 S Division St, Fruitland, MD 21826, USA (410) 742-3135 rex@parkerblock.com
      EM Block 14 Chestnut Street, Gaithersburg, MD, USA 301-590-1700 gburgcounter@emcoblock.com
      EM Steel 4 Meem Ave, Gaithersburg, MD 20877, USA (301) 590-1770 steeloffice@emcoblock.com
      Bay Ready Mix 1422 Bloomingdale Road, Queenstown, MD, USA (240) 568-0000 sales@bayreadymix.com
      Skyline Brick 3900 Seminole Trail, Charlottesville, VA 22911, USA (434) 973-0535 info@skylinebrick.com
      Skyline Brick 189 Keezletown Road, Mount Sidney, VA, USA (434) 973-0535 info@skylinebrick.com
      Skyline Brick 171 Industrial Drive, Troy, VA 22974, USA (434) 973-0535 info@skylinebrick.com

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