Foundation problems at older lake camps are common and often deferred longer than they should be. Stone foundations, post-and-pier supports, and older poured concrete walls on seasonal properties all deteriorate under Maine's freeze-thaw cycles, seasonal moisture load, and long periods of vacancy.

Many camps around Sebago Lake were built on stone foundations or post-and-pier supports in the early to mid-twentieth century. These were adequate for their time but are susceptible to settling, moisture infiltration, and frost damage over decades. Visible signs — cracks in interior walls, doors or windows that no longer close properly, uneven floors, or a foundation wall that appears to be moving inward — should be assessed by a qualified contractor before the problem worsens.

Foundation repair is distinct from basement waterproofing, though the two are related. A contractor who specializes in waterproofing may not handle structural stabilization, and a structural contractor may not handle drainage and water management systems. Describe your specific symptoms when calling — this helps the contractor determine whether the issue is structural movement, water infiltration, or both.

Foundation work on properties near Sebago Lake or connected water bodies may require permits or setback review depending on the scope. Any excavation within 100 feet of a water body is subject to Maine Shoreland Zoning review. Contact your town's code enforcement office before scheduling significant foundation work on a lakefront property.

For acute basement flooding or water intrusion, see the Basement Flooding & Water Removal page. The providers there handle emergency water extraction; the providers on this page handle the structural and waterproofing work that follows.

Contact contractors directly

Direct contact — no middleman, no service fees. No contractors on this page are currently paid listings. All listings are in alphabetical order. Listings do not reflect recommendations or endorsements.

Atlantic Structural

Maine — serving statewide

Phone: (207) 558-5923

Email: info@atlanticstructural.com   Website: atlanticstructural.com

Structural repair of damaged, compromised, or distressed buildings and their foundations throughout Maine. Specializes in stabilization, repair, lifting, leveling, and shoring of damaged structures. Also performs building elevations and foundation replacements — relevant for lakefront properties that have settled or are subject to flooding risk. Stone foundation repair experience.

The Basement Improvements

Southern and Central Maine — serving the lake region and surrounding communities

Phone: (207) 716-0698

Website: thebasementimprovements.com

Foundation inspection, repair, and stabilization for bowing walls, cracks, and sinking foundations throughout Southern and Central Maine. Free estimates. Comprehensive foundation inspection before any repair work. Services include leaning wall repair, crack sealing, and sinking foundation correction.

Summit Foundation Solutions

Auburn, ME — serving Central Maine

Phone: (207) 751-9088

Email:   Website:

Foundation repair and stabilization serving Central Maine. Auburn-based — accessible for properties in the lake region's eastern and central communities including Casco, Raymond, and Windham. Contact for scope and service area confirmation.

TC Hafford Basement Systems

12 Homestead Dr, Wells, ME — serving Windham and Greater Portland area

Phone: (207) 509-3015

Website: tchaffordbasementsystems.com

Foundation repair, basement waterproofing, crawl space encapsulation, and structural stabilization. Explicitly lists Windham in their service area. Warrantied solutions for bowing walls, foundation cracks, and water intrusion. Free estimates. Also handles concrete leveling and crawl space insulation. Useful for lake region properties with both water intrusion and structural movement issues.

Describe your specific symptoms when calling — whether the issue is structural movement, water infiltration, or both determines which contractor is the right fit. For emergency water extraction, see the Basement Flooding & Water Removal page. Confirm service area and permitting requirements before scheduling.

Category registry — placement availability

This category currently has no paid placements. All three positions are available for foundation and structural repair contractors serving the Sebago Lake and Western Maine Lake Region.

First-Call position

Category lead

One position. Top of listing order with extended description.

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Secondary visibility

Up to two positions. Below First-Call, above alphabetical entries.

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Standard listing

Directory entry

Listed with clickable contact details above unpaid alphabetical entries.

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Administrative inquiries: info@sebagolakecontractorindex.com  ·  207-291-0613

Also on this index

Local supporters

HH

Habitat for Humanity of Greater Portland

Portland, ME  ·  (207) 772-2151 ext. 104  ·  habitatportlandme.org

Low- to no-cost home repair for qualifying homeowners. Serves Cumberland County including the Sebago Lake region.

KR

Krainin Real Estate Sales & Rentals

Raymond, ME  ·  207-655-3811  ·  krainin.com

Serving the Sebago Lakes region since 1976. Nearly 200 waterfront properties and a team of local brokers who know every camp and cottage on the lake.

CI

Chalmers Insurance Group

Fryeburg, ME  ·  800-360-3000  ·  chalmersinsurancegroup.com

View full list of local supporters →

This is a public resource directory. Contractors listed are independent businesses — verify service area, licensing, insurance, scope, and permitting requirements directly. Foundation work near water bodies may require review under Maine Shoreland Zoning — contact your town's code enforcement office before scheduling. Listings do not reflect recommendations or endorsements. No contractors on this page are currently paid listings. We do not employ, recommend, verify, or guarantee any contractor. Index last updated: May 2026.