Grantsville: (301) 895-8121

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Lavale: (301) 895-8066
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Engineer-Certified Sheds

Built To Last In Grantsville, MD

Casselman Sheds Gallery

At Casselman Sheds, we provide unmatched quality at an affordable price with our custom portable buildings. Whether you’re looking for a garden shed, detached home office or a garage, our professional shed builders will take care of it. 

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Grantsville Factory
  • 17608 Bittinger Rd
    Grantsville, MD 21536
  • (301) 895-8121
  • 8:30AM - 4:30PM Mon-Fri
    Lot accessible 24/7 to browse.
Lavale Sales Lot
  • 17001 National Hwy
    Lavale, MD 21502
  • (301) 895-8066
  • 9AM - 5PM Mon & Thurs
    Lot accessible 24/7 to browse.
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We understand you might not want to shop for your new shed or portable building with a salesperson pressuring you. At Casselman Sheds, that doesn’t happen anyway, but we keep our lots available and open 24 hours for you to browse our build quality without any pressure whatsoever.

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