General contractors in Alton, IL

21 general contractors listed in Alton, Illinois. 20 with a phone number and 17 with a website.

Alton accounts for 0.2% of the general contractors listed in Illinois.

Quick answer

Alton, IL has 21 general contractors listed on USA Business Search. 20 list a phone number and 17 list a website. The most listings are in ZIP codes 62002.

Updated October 2026

ATW Contracting

225 Dorris St, Alton, IL 62002 · Claim or fix

Call (618) 929-6825 Website

Buffalo Jump Design

119 Market St, Alton, IL 62002 · Claim or fix

Call (888) 959-2303 Website

Campbell’s Construction & Restoration

907 E Broadway, Alton, IL 62002 · Claim or fix

Call (618) 406-5409 Website

CBC Home Inspections

642 E 4th St, Alton, IL 62002 · Claim or fix

Call (618) 560-9986 Website

Cook Portable Warehouses

3687 E Broadway, Alton, IL 62002 · Claim or fix

Call (618) 462-5784 Website

Greg's Place

2018 State St, Alton, IL 62002 · Claim or fix

Call (618) 462-5976 Website

Morse Home Improvement

2320 Morning Star Dr, Alton, IL 62002 · Claim or fix

Call (618) 465-0505 Website

Rent Sheds Alton

3687 E Broadway, Alton, IL 62002 · Claim or fix

Call (618) 514-2687 Website

Rob's Concrete

3312 Mayfield Ave, Alton, IL 62002 · Claim or fix

Call (618) 978-5222 Website

Sheppard Morgan & Schwaab Inc

215 Market St, Alton, IL 62002 · Claim or fix

Call (618) 462-9755 Website

Skyline Towers Apartments

3113 Washington Ave, Alton, IL 62002 · Claim or fix

Call (618) 465-1444 Website

Stutz Excavating Inc

3837 Fosterburg Rd, Alton, IL 62002 · Claim or fix

Call (618) 259-2485 Website

Bk's Lawn Care & Landscaping

2513 Merchant St, Alton, IL 62002 · Claim or fix

Call (618) 830-3920 Website

Hart Contracting

215 Herbert St, Alton, IL 62002 · Claim or fix

Call (618) 465-3704 Website

Backyard Dreams

317 Homer M Adams Pkwy, Alton, IL 62002 · Claim or fix

Call (618) 462-6110 Website

Tuff Shed/WoodMaster Alton IL

3687 E Broadway St, Alton, IL 62002 · Claim or fix

Call (618) 960-0107 Website

Strategic Government Business Consulting Group Ltd.

200 W 3rd St, Alton, IL 62002 · Claim or fix

Website

J.S. Handyman and Construction

2701 Salu St, Alton, IL 62002 · Claim or fix

Call (618) 610-2949

Radcliff Masonry

222 Main St, Alton, IL 62002 · Claim or fix

Call (618) 465-5735

Barnhart Contracting, Inc

1328 Central Ave, Alton, IL 62002 · Claim or fix

Call (618) 462-3538

T&J trucking & excavating

4061 E Pelot Ln, Alton, IL 62002 · Claim or fix

Call (618) 610-4175

How to choose a contractor in Alton

Get two or three written bids with the same scope.
Ask for proof of liability insurance and workers' comp.
Tie payments to finished stages of the work, never all up front.

Check the business: confirm a company's registration with the state in our Illinois business lookup guide, and licensed trades in the contractor license lookup guide.

Common questions

How many general contractors are listed in Alton, Illinois?

USA Business Search shows 21 general contractors in Alton. 20 list a phone number and 17 list a website.

Which ZIP codes do these listings cover?

They include ZIP codes 62002.

How do I choose a contractor in Alton?

Get two or three written bids with the same scope. Ask for proof of liability insurance and workers' comp. Tie payments to finished stages of the work, never all up front. Check the license or registration through the Illinois business lookup guide.

How do I add or fix a listing?

Listings are free. Use Add your business, or the Claim or fix link on any listing.

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