Registered Construction Contractors in Delaware

This is a registry of businesses certified as construction contractors in the State of Delaware. Information on an individual's professional licensing is available through the Division of Professional Regulation.

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3 BROTHERS HELP LLC

Certificate No. DE-2025-000012043

Trade Name (DBA): Premier Home Solutions

Valid until: 02/17/2026

NAICS Code(s): 238310, 238320, 238330

Wilmington, DE

Resident

Valid for Private work only

ARUANNO ENTERPRISES INC

Certificate No. DE-2021-000000887

Trade Name (DBA): Paul Davis Restoration of Northern Delaware

Valid until: 07/15/2026

NAICS Code(s): 562910

Middletown, DE

Resident

Valid for Private work only

B SQUARE CONSTRUCTION INC

Certificate No. DE-2021-000002509

Trade Name (DBA): Pole Building Outfitters

Valid until: 08/10/2026

NAICS Code(s): 236220, 238130, 238140, 238160, 238190, 238210, 238220, 238310, 238320, 238330, 238350, 238910

Ridgely, MD

Non-Resident

Valid for both Private and Public Work

COLLISON CONTRACTING LLC dba Pink Electrical Services

Certificate No. DE-2022-000005543

Trade Name (DBA): Pink Electrical Services

Valid until: 06/08/2027

NAICS Code(s): 238210

Clayton, DE

Resident

Valid for Private work only

DARBY WILLIAM

Certificate No. DE-2022-000004401

Trade Name (DBA): Pro-Cut Tree Service

Valid until: 01/06/2026

NAICS Code(s): 541320

Dover, DE

Resident

Valid for both Private and Public Work

EMPIRE CONSTRUCTION GROUP LLC

Certificate No. DE-2024-000010682

Trade Name (DBA): PRO EXTERIORS

Valid until: 06/27/2026

NAICS Code(s): 238160

Milton, DE

Resident

Valid for Private work only

EPIC DESIGN & CONSTRUCTION CO

Certificate No. DE-2021-000000332

Trade Name (DBA): Purofirst of Metropolitan Washington

Valid until: 07/07/2026

NAICS Code(s): 238310, 238320, 238350, 562910

Rockville, MD

Non-Resident

Valid for Private work only

FINNERTY LLC

Certificate No. DE-2022-000004661

Trade Name (DBA): Paradigm Pools

Valid until: 02/08/2026

NAICS Code(s): 561730

West Chester, PA

Resident

Valid for Private work only

GUNTON CORPORATION

Certificate No. DE-2024-000010644

Trade Name (DBA): Pella Window and Door

Valid until: 06/17/2025

NAICS Code(s): 238190

Bedford Hts, OH

Non-Resident

Valid for Private work only

JoMac LLC

Certificate No. DE-2021-000000879

Trade Name (DBA): Play Structure Plus

Valid until: 07/15/2026

NAICS Code(s): 238990

Middletown, DE

Resident

Valid for Public work only

M ALLEN LLC

Certificate No. DE-2021-000003278

Trade Name (DBA): Precise Plumbing

Valid until: 09/28/2025

NAICS Code(s): 238220

Elkton, MD

Non-Resident

Valid for both Private and Public Work

McPhae Trade Services

Certificate No. DE-2022-000006935

Trade Name (DBA): Price Plumbing LLC

Valid until: 10/20/2026

NAICS Code(s): 238220

Dover, DE

Resident

Valid for both Private and Public Work

Mechanical Testing, Inc.

Certificate No. DE-2023-000008615

Trade Name (DBA): ProTAB

Valid until: 08/18/2025

NAICS Code(s): 238220

Clifton Park, NY

Non-Resident

Valid for both Private and Public Work

Nooter Construction Company

Certificate No. DE-2021-000000024

Trade Name (DBA): Pharmaceutical Procurement & Logistics

Valid until: 07/01/2027

NAICS Code(s): 213112, 237120, 238210, 238220

Trevose, PA

Non-Resident

Valid for both Private and Public Work

ORTEP OF PENNSYLVANIA INC

Certificate No. DE-2021-000004025

Trade Name (DBA): Petro Home Services

Valid until: 11/17/2025

NAICS Code(s): 238220

Southampton, PA

Non-Resident

Valid for both Private and Public Work

P & B PARTITIONS INC

Certificate No. DE-2022-000007257

Valid until: 12/29/2025

NAICS Code(s): 238310

West Berlin, NJ

Non-Resident

Valid for both Private and Public Work

P & C ROOFING INC

Certificate No. DE-2021-000000018

Valid until: 07/01/2025

NAICS Code(s): 238160

New Castle, DE

Resident

Valid for both Private and Public Work

P & P ARTEC INC.

Certificate No. DE-2024-000010614

Valid until: 06/10/2026

NAICS Code(s): 238990

Wood Dale, IL

Non-Resident

Valid for Public work only

P & R MASONRY RESTORATION INC

Certificate No. DE-2025-000012002

Valid until: 02/24/2026

NAICS Code(s): 238140

Folcroft, PA

Non-Resident

Valid for both Private and Public Work

P BOYD & SONS, LLC

Certificate No. DE-2024-000010985

Valid until: 08/13/2025

NAICS Code(s): 238140, 238160

New Castle, DE

Resident

Valid for Private work only

Disclaimer

Contractors listed on this Public Lookup are contractors who have properly registered and have been considered compliant with laws of the State of Delaware's Department of Labor. If a contractor is not on this registry, they either have not submitted an application to the Department to review at this time, or they have been removed. If a contractor was previously listed as compliant on this site and is no longer listed, it means either the contractor may have not reregistered their application, their application is currently being reviewed, or the contractor may have been suspended and/or their certificate has been revoked from the Registry by the Department. If you are seeking to know whether a contractor not listed on this site is compliant, you may call the Department at 302-430-7739 for the status of the contractor.