Definitive Building Inc.
Ellicott City, Maryland
MHIC No. 121952 - MHBR No. 5358
Phone: (410) 707-7511
Decks • Porches • Kitchens • Baths • Basements • Additions in Maryland
Definitive Building, Inc., established in 2002, is a Howard County based construction and remodeling company focusing on residential homes. DBI’s project types range from trim packages and builtins, to entertainment center and rec room design and building, to house additions and home construction from start to finish.

Definitive building is your source for new construction of decks, porches, kitchens and baths, remodeling including finished basements and outdoor structures in Frederick MD, Prince Georges County, Anne Arundel County, Baltimore County, Southern Carroll County and all of Howard County Maryland including Columbia, Clarksville, Ellicott City, Glenelg, Glenwood, Laurel, Mt Airy & Woodbine.

Definitive Building provides design and consultation for home remodeling projects in Howard County, Carroll County, Baltimore County, Frederick and surrounding areas including the following construction projects:

  • Finishing of basements
  • Recreation Rooms / Game Rooms
  • Entertainment Rooms / Home Theater Rooms
  • Wet Bars
  • Built Ins - Bookshelves, Cabinets and more
  • Playrooms
  • Full Bathrooms


Enhance / Update / Remodeling of Kitchens and Bathrooms

Upgrade home interiors by adding custom trim packages:

  • Chair Rail
  • Crown molding
  • Wainscoting
  • Mantles
  • Built Ins
  • Outdoor entertainment areas for your Backyard
  • Decks – wood or no maintenance deck
  • Screened Porches / Porch Railings
  • Gazebos
  • Expand living space with sunroom or garage
Contact Definitive Building Inc. at 410-707-7511.

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Definitive building is your source for new construction of decks, porches, kitchens and baths, remodeling including finished basements and outdoor structures in Frederick MD, Prince Georges County, Anne Arundel County, Baltimore County, Southern Carroll County and all the following parts of Howard County, Maryland:

Annapolis Junction
Brookeville
Clarksville
Columbia
Cooksville
Dayton
Elkridge
Ellicott City
Fulton

Glenelg
Glenwood
Granite
Halethorpe
Hanover
Henryton
Highland
Ilchester
Jessup

Laurel
Lisbon
Marriottsville
Mount Airy
Oella, Savage
Simpsonville
Sykesville
West Friendship
Woodbine, Woodstock

20129
20701
20723
20759
20763
20777
20794
20833
21036
21041
21042
21043
21044
21045
21046
21075
21076
21104
21150
21163
21723
21737
21738
21765
21771
21784
21794
21797