Contractors in Dover, Delaware

This list comes from State of Delaware business license records (opens another website) for Dover addresses. Last updated Nov 2, 2026. A license is not an endorsement, and a listed business may have closed or moved. AskDover is independent. It is not the city or the state, and no business pays to be listed.

All business types

436 listed, in order by name.

• 3LD PROPERTY SERVICE, LLC

  Resident contractor

• 4 ELEMENTS ELECTRICAL SERVICE LLC

  Resident contractor

• 42 EXTERIORS, LLC

  Resident contractor

• A & S HVAC LLC

  Resident contractor

• A 1 HOME IMPROVEMENTS

  Resident contractor

• A TO Z HOME REPAIR

  Resident contractor

• A&L CONCRETE LLC

  Resident contractor

• A-FAB PROPERTIES, LLC

  Resident contractor

• A-FAB PROPERTY PROFESSIONALS

  Construction manager

• A.T.M. CONSTRUCTION, LLC

  Resident contractor

• AAA TREE SERVICES & LANDSCAPING

  Resident contractor

• AAROWS MASONRY LLC

  Resident contractor

• ABOVE & BEYOND REMODELING

  Resident contractor

• ACCENT PROPERTY MANAGEMENT LLC

  Resident contractor

• ACCURATE INSULATION OF DELAWARE

  Resident contractor

• AD PROFESSIONAL TREE SERVICE LLC

  Resident contractor

• ADVANTECH

  Resident contractor

• AFFORDABLE ASPHALT & SLCTNG LLC

  Resident contractor

• ALAN CONSTRUCTION LLC

  Resident contractor

• ALL SURFACE FLOORING AND COATING

  Resident contractor

• ALPHA GENERAL CONTRACTOR LLC

  Non-resident contractor

• ANTHONY CONSTRUCTION LLC

  Resident contractor

• ANY HOUR ELECTRIC

  Resident contractor

• ARCH STONE ACQUISITIONS LLC

  Resident contractor

• ARMANDO SOLUTION LLC

  Resident contractor

• AROUND THE HOUSE SERVICE'S

  Resident contractor

• ARY CONSTRUCTION LLC

  Resident contractor

• ASHERS CONSTRUCTION LLC

  Resident contractor

• AUTOMATION INSTALLATION MECHANIC

  9 E LOOCKERMAN ST STE 311, Dover, DE

  Non-resident contractor

• AVALOTIS PAINTING COMPANY INC

  1131 N DUPONT HWY, Dover, DE

  Resident contractor

• AVENUE HOMES LLC

  Resident contractor

• AYJ CONSTRUCTION LLC

  Resident contractor

• B & A HOME IMPROVEMENT GENERAL SERVICES LLC

  Non-resident contractor

• B & H BUILDERS LLC

  Resident contractor

• B & N FLATWORK LLC

  Resident contractor

• B & T BUILDERS LLC

  Resident contractor

• B B BUILDER LLC

  Resident contractor

• B&B CONTRACTORS LLC

  Resident contractor

• B&R CONSTRUCTION LLC

  Resident contractor

• BARAHONA REMODELING LLC

  Resident contractor

• BB&SC CLEANING SERVICES LLC

  Resident contractor

• BELTON SERVICES LLC

  Resident contractor

• BEST CHOICE FLOORING LLC

  Resident contractor

• BIDDLE'S CONTRACTING

  Resident contractor

• BIDDLE'S HOME SOLUTIONS LLC

  Resident contractor

• BILL'S HOME CARE SERVICES LLC

  Resident contractor

• BILLS EXTRA HAND LLC

  Resident contractor

• BLACK DIAMONDS INVESTMENTS LLC

  Resident contractor

• BLAIR MUNDORF GENERAL CONTR LLC

  Resident contractor

• BLAKES OVERHEAD DOOR LLC

  Resident contractor