Best General Contractors in Slidell, LA

15 companies listed · 14 in Slidell · 1 open 24/7 · 4 open weekends · 11 rated 4.5+

Data verified October 21, 2026

Southern Home Improvement Center

Southern Home Improvement Center

4.7 109 reviews
“I can't express how amazingly smooth the process of getting my roof repaired/replaced with southern home improvement in Slidell was.”
Free consultationLicensedSince 1988
58431 Pearl Acres Rd
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E.c.o. Builders

E.c.o. Builders

5.0 7 reviews
“Great work and attention to detail.”
InsuredSince 1973Serves Southeast Louisiana, St. Tammany, Gulf CoastFamily-ownedLicensedLocally owned
2990 Gause Blvd E
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K B Kaufmann & Co Inc

K B Kaufmann & Co Inc

5.0 2 reviews
“One of the best Contractors on the North Shore.”
BBB A+Since 1994Financing
3173 E Terrace Ave
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Jaymar Construction

Jaymar Construction

5.0 5 reviews
“I will continue to work with them in the future and reccomend them when possible.”
BBB accreditedSince 1980Locally owned
335 Carr Dr
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Coastal Marine Contractors Llc

Coastal Marine Contractors Llc

4.9 7 reviews
“For all of towing and Marine construction needs”
Open 24 hoursSince 2007
330 Bayou Liberty Rd
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Kostmayer Construction LLC

Kostmayer Construction LLC

4.3 5 reviews
“I Helped Build a few of their Projects.”
Since 1997
1080 Old Spanish Trail #10
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Listed for homeowners in and around Slidell, LA, these 15 companies take on multi-trade work, from a single addition to a whole-floor renovation. What each one says about licensing, hours and the work it takes on comes from its own website; ratings and quotes come from public reviews.

Area overview: Slidell, LA

Of the 15 companies we list here, 14 are in Slidell itself and 1 comes from Pearl River (5 mi). 13 of the companies on this page have a rating, from 4.0 to 5.0 across 299 reviews; 1 has 50 or more reviews and 11 are rated 4.5 or higher. 1 is open around the clock; 4 are open on Saturdays and 3 on Sundays. 4 show a license on their websites and 3 have a BBB rating of A or A+. Domain records put 13 websites of the companies on this page at ten or more years old; the oldest dates from 1997. 1 offers emergency call-outs; 1 offers financing or payment plans; 4 give free estimates and 6 are family- or locally-owned. We have a website on file for all 15 of the companies on this page; 13 publish a contact page; 8 list a public email and 1 takes bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.

Why do some of these firms sit outside Slidell?

Only 14 of the 15 companies here are based in Slidell. The rest come from other towns within 10 mi. Crews travel to the work, so the office address matters less than whether they will send the same people every morning and what travel time does to the price.

Cobalt Construction

Cobalt Construction

Since 2007Family-owned
1130 Fremaux Ave
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E. J. Milligan Construction LLC

E. J. Milligan Construction LLC

5.0 9 reviews
“They made my construction project easy and painless...”
Insured & bondedSince 2003Serves Gulfport, Mississippi, Biloxi, MississippiLicensed
1897 Gause Blvd W box 6660
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Tony's Home Improvement

Tony's Home Improvement

5.0 4 reviews
“Not to be confused with Tony's Home Improvement which is located in Picayune, MS.”
Free consultationSince 2015
3814 Arrowhead Dr
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Casey Civil LLC

Casey Civil LLC

4.0 1 review
Since 2010
1080 Old Spanish Trail
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Savoie Construction

Savoie Construction

5.0 3 reviews
“We're so pleased with the level of workmanship and materials which have lasted for years.”
Free consultationSince 1977Family-ownedCash only
3735 Pontchartrain Dr
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Accurate Construction Services LLC

Accurate Construction Services LLC

5.0 3 reviews
“Adam and the team at Accurate are professional, honest and efficient.”
Since 2017
119 Matthews Dr
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Harrison Foundations LLC

Harrison Foundations LLC

Free estimatesInsuredSince 1970LicensedFamily-owned
56269 Vaultz Rd
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Corso Contractors

Corso Contractors

Since 2000Family-owned
540 Johnny F. Smith Blvd
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Ultimate Gutters

Ultimate Gutters

4.7 23 reviews
“Craig and his crew was very detailed and professional and kind I recommend these guys to anyone who need there patio screened in and there fast too awesome job ultimate gutters I was very pleased with your work!”
10% offFree estimates15+ yearsServes South Louisiana, MississippiBBB A+
Pearl River, LA · 5 mi from Slidell
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HomeGeneral ContractorsLouisianaSlidell, LA

Why these companies made our list

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