Definitive Building Inc.
Ellicott City, Maryland
MHIC No. 121952 - MHBR No. 5358
Phone: (410) 707-7511

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Decks • Porches • Kitchens • Baths • Basements • Additions
Definitive Building, Inc., established in 2002, is a Howard County based remodeling and construction company focusing on the enhancement of residential properties. DBI’s projects range from visually enhancing trim packages and built-ins, to recreation room / entertainment centers, to additions and full house construction.

DBI was founded and is owned by Steve Kershner. A native of Howard County Maryland, Steve graduated from Hammond High School and was a business major at Howard Community College and the University of Maryland. He resides in Ellicott City and has focused DBI on providing excellent construction products to customers in Howard and surrounding counties.

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 and adding:
  • Recreation Rooms / Game Rooms
  • Entertainment Rooms / Home Theater Rooms
  • Built Ins - Bookshelves, Cabinets and more
  • Playrooms
  • Full Bathrooms

Enhance / Update / Remodeling of Kitchens and Bathrooms

Upgrade home interiors by adding custom trim packages:

  • Crown molding
  • Chair rail
  • Wainscoting
  • Built Ins
  • Mantles
  • Add outdoor entertainment / relaxation areas:
  • Decks – wood or no maintenance deck
  • Screened Porches / Porch Railings
  • Gazebos
  • Expand living space via an addition such as 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