Newark, DE
- Glass and window contractor
- Roofing contractor
- Address
- 645 Dawson Drive, 19713
- Phone
- +1-800-367-5151
- Website
- advancemyhome.com
Construction company directory
Construction Companies in Delaware
Our directory lists 11 construction companies in Delaware across 7 cities, built from OpenStreetMap office records and the ENR Top 400 Contractors list. Wilmington has the most listings. Each listing shows only the facts on record.
- Companies
- 11 companies
- Cities
- 7 cities
Which cities in Delaware have the most construction companies?
Wilmington has the most construction companies in Delaware, with 4 listings, followed by Dover. Pick a city to see every company listed there.
Which construction companies are listed in Delaware?
These are all of the 11 construction companies listed in Delaware, with ranked contractors first.
Wilmington, DE
- Roofing contractor
- Address
- 209 Main Street, 19804
- Phone
- +1 302-463-8294
- Website
- beckerschimneyandroofing.com
Dover, DE
- Plumbing contractor
- Address
- 4282 North Dupont Highway, 19901
- Phone
- +1-302-613-0703
- Website
- benjaminfranklinplumbing.com
Wilmington, DE
- Roofing contractor
- Address
- 412 Meco Drive, Suite 2, 19804
- Phone
- +1 302-402-3495
- Website
- cklewiscontractors.com
Wilmington, DE
- Landscaping contractor
- Address
- 978 South Market Street, Suite B, 19801
- Phone
- +1-302-332-8239
- Website
- greenacresde.com
Dover, DE
- HVAC contractor
- Address
- 4282 N Dupont Hwy, 19901
- Phone
- +1-302-307-6649
- Website
- onehourheatandair.com
Millville, DE
- Roofing contractor
- Address
- 35380 Atlantic Avenue, Suite B, 19967
- Phone
- +1 410-881-2028
- Website
- askresortexteriors.com
Wilmington, DE
- Roofing contractor
- Address
- 412 Meco Drive, 19804
- Phone
- +1 302-478-9267
- Website
- tycosgencon.com
Lewes, DE
- HVAC contractor
- Address
- 17553 Nassau Commons Boulevard, 19958
- Phone
- +1 302-856-9300
- Website
- atlanticrefrigeration.com
Ocean View, DE
- Flooring and tile contractor
- Address
- 111 Atlantic Avenue, Suite 8, 19970
- Phone
- +1 833-432-4669
Harbeson, DE
- HVAC contractor
- Address
- 26451 Lewes Georgetown Highway, 19951
- Website
- hyettrefrigeration.com
What are the most common construction trades in Delaware?
The most listed trade in Delaware is roofing contractors, with 5 companies. A company can be listed under more than one trade.
- Roofing contractors5 listingsRoofing website design
- HVAC contractors3 listingsHVAC website design
- Plumbing contractors1 listingPlumber website design
- Landscaping contractors1 listingLandscaping website design
- Glass and window contractors1 listingHome services website design
- Flooring and tile contractors1 listingFlooring website design
How do I check a contractor's license in Delaware?
Search the Delaware Contractor Registry by company name or license number before you hire. Delaware registers contractors as businesses rather than issuing a tested license. Electricians and plumbers are licensed separately by the Division of Professional Regulation.
Check a license in DelawareLicensing rules checked October 2026. Requirements change, so confirm on the state site.
FAQ
Construction companies in Delaware: FAQs
How many construction companies are in Delaware?
Our directory lists 11 construction companies in Delaware, from OpenStreetMap office records and the ENR Top 400 Contractors list.
Which cities in Delaware have the most construction companies?
Wilmington (4), Dover (2), Harbeson (1), Lewes (1) and Millville (1) have the most listings in Delaware.
How do I check a contractor's license in Delaware?
Delaware registers contractors as businesses rather than issuing a tested license. Electricians and plumbers are licensed separately by the Division of Professional Regulation. Search the Delaware Contractor Registry by company or license number before you hire.
What construction trades are most common in Delaware?
The trades with the most listings in Delaware are roofing contractors (5), hvac contractors (3), plumbing contractors (1) and landscaping contractors (1).
For construction companies
Run a construction company in Delaware? Get a website that wins these searches.
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Office locations © OpenStreetMap contributors, available under the Open Database License. Company rankings from the ENR Top 400 Contractors (2026).
