M&A Advisor for Foundation Repair Business Owners: 2026 Sell-Side Guide

By Christoph Totter, CT Acquisitions Managing Partner. Last reviewed: July 2026.

Choosing the right m&a advisor for a foundation repair business decides whether an owner captures a platform multiple or a small tuck-in multiple at exit. Foundation repair is one of the most actively consolidated residential specialty trades in North America, with Groundworks, backed by Cortec Group and Kohlberg & Company, absorbing dozens of independents each year, and dealer platforms under Supportworks, Ram Jack, and Olshan Foundation Solutions operating parallel roll-up strategies. The advisor decision is inseparable from that buyer landscape, from warranty file quality, and from whether the business would be priced on adjusted EBITDA or on seller’s discretionary earnings.

Executive summary

Foundation repair businesses with $2M to $10M in adjusted EBITDA would have transacted at approximately 6.0x to 8.5x adjusted EBITDA in 2024 through Q2 2026, per BizBuySell Insight Report aggregated specialty contractor comparables and IBBA Market Pulse lower-middle-market data. Platforms with multi-state footprint, dealer or franchise density, and clean warranty reserve accounting would clear 9.0x to 11.0x, per PitchBook reported specialty contractor platform ranges and Axial Forum LMM specialty trades.

• Foundation repair businesses with $2M to $10M in adjusted EBITDA would have transacted at approximately 6.0x to 8.5x adjusted EBITDA in 2024 through Q2 2026, per BizBuySell Insight Report aggregated specialty contractor comparables and IBBA Market Pulse lower-middle-market data.
• Platforms with multi-state footprint, dealer or franchise density, and clean warranty reserve accounting would clear 9.0x to 11.0x, per PitchBook reported specialty contractor platform ranges and Axial Forum LMM specialty trades commentary.
• Groundworks was recapitalized in 2023 by Cortec Group and Kohlberg & Company at a reported enterprise value above $1.5B, per PitchBook and Reuters M&A wire summaries.
• Warranty transferability on lifetime helical pier and slab pier work is the single most consequential quality-of-earnings adjustment in foundation repair diligence, per ASTM D3689 helical anchor standards and ICC-ES evaluation reports referenced in typical buyer diligence.
• State home improvement contractor licensure and engineering-stamped repair plans in structural jurisdictions (California, Texas, Florida, New York) drive a material licensure diligence workstream, per California Contractors State License Board and Texas Department of Licensing and Regulation published requirements.
• Helical pier margin per job would typically clear residential slab pier margin, and chemical grouting would fall between the two on a gross-margin basis, per Foundation Performance Association practitioner literature and Deep Foundations Institute published cost bands.
• Owner-aligned fee structures on sell-side engagements would range from a $25,000 to $75,000 monthly retainer credited against a Lehman or Double-Lehman success fee, per Axial Forum LMM advisor fee benchmarks and Business Brokers of America published surveys.

Key findings

Foundation repair sits inside the same PE thesis as roofing and pest control: high recurring residential demand, low weather cyclicality relative to new construction, and warranty-anchored customer capture, per Private Equity Info industry reports and Pest Control Technology parallel roll-up coverage.

1. Foundation repair sits inside the same PE thesis as roofing and pest control: high recurring residential demand, low weather cyclicality relative to new construction, and warranty-anchored customer capture, per Private Equity Info industry reports and Pest Control Technology parallel roll-up coverage.
2. Groundworks is the dominant national consolidator, with a footprint reported across 45-plus states as of 2025 per company press releases.
3. Foundation Repair Services (FRS), backed by Trivest Partners, operates a Southeast-anchored platform with continued tuck-in activity per Trivest portfolio disclosures.
4. Olshan Foundation, backed by Alpine Investors, competes as a Texas-anchored platform per Alpine portfolio disclosures.
5. Warranty reserve funding adequacy would drive quality-of-earnings adjustments of 3 percent to 12 percent of trailing EBITDA in typical foundation repair diligence, per AICPA guidance on warranty liability recognition (ASC 460) as applied by RSM US QoE practitioners.
6. Adjusted EBITDA of $1.5M would place a seller squarely inside the sub-$3M tier where Generational Group and Sun Acquisitions generalist LMM firms would typically be viable engagement candidates, per each firm’s stated engagement criteria.
7. Adjusted EBITDA above $5M places a seller inside the tier where Corporate Finance Associates, Woodbridge International, and LMM-specialist firms including CT Acquisitions become the natural fit, per each firm’s stated size band.
8. Strategic acquirers on the residential specialty trades side pay for density, technician certification, and dealer relationships in that order, per PitchBook specialty contractor platform commentary and ACG Global deal commentary.
9. Median holding period for PE-backed foundation repair platforms would range from 4 to 6 years, tracking the broader specialty contractor PE mean, per Bain Global Private Equity Report hold-period data.
10. Sellers who complete a sell-side quality-of-earnings report before going to market would typically compress diligence timelines by 30 to 60 days and preserve 0.5x to 1.0x of enterprise value on average, per RSM US M&A advisory commentary and Grant Thornton LMM transaction data.

Multiples by size band

Foundation repair multiples in 2024 through Q2 2026 would have fallen inside the ranges below, sourced from BizBuySell Insight Report specialty contractor data, IBBA Market Pulse , and PitchBook reported specialty platform ranges. Ranges are conditional. A specific business could fall above or below its size-band range based on the drivers documented in the next section. Adjusted EBITDA band Typical multiple range (adj. EBITDA) Buyer profile Source anchor Under $500K.

Foundation repair multiples in 2024 through Q2 2026 would have fallen inside the ranges below, sourced from BizBuySell Insight Report specialty contractor data, IBBA Market Pulse, and PitchBook reported specialty platform ranges. Ranges are conditional. A specific business could fall above or below its size-band range based on the drivers documented in the next section.

Adjusted EBITDA band	Typical multiple range (adj. EBITDA)	Buyer profile	Source anchor
Under $500K SDE	2.5x to 3.5x SDE	Individual buyer, small strategic	BizBuySell
$500K to $1.5M EBITDA	4.0x to 5.5x	Search fund, small PE add-on	IBBA Market Pulse
$1.5M to $3M EBITDA	5.0x to 7.0x	PE tuck-in to Groundworks, FRS, Olshan	PitchBook
$3M to $5M EBITDA	6.5x to 8.0x	PE add-on, family office	Axial Forum
$5M to $10M EBITDA	7.0x to 8.5x	PE platform anchor, strategic	PitchBook
$10M+ EBITDA, multi-state	9.0x to 11.0x	PE platform, mega-fund strategic	PitchBook

Blending revenue multiples and EBITDA multiples for the same business would be a category error, and this guide keeps them separate. Foundation repair businesses would typically trade on adjusted EBITDA above $1M in earnings, and on seller’s discretionary earnings below that threshold, per BizBuySell transaction reporting conventions.

What moves the multiple

Twelve drivers separate a mid-6x tuck-in from a mid-8x platform bid in foundation repair. Each is a diligence workstream the advisor manages. Warranty file quality and transferability. Lifetime helical pier and slab pier warranties transferable to subsequent property owners would command a premium, per ASTM D3689 and ICC-ES standards buyer diligence teams cite. Warranty reserve funding adequacy. Buyers would apply a 3 percent to 12 percent adjustment to trailing EBITDA.

Twelve drivers separate a mid-6x tuck-in from a mid-8x platform bid in foundation repair. Each is a diligence workstream the advisor manages.

1. Warranty file quality and transferability. Lifetime helical pier and slab pier warranties transferable to subsequent property owners would command a premium, per ASTM D3689 and ICC-ES standards buyer diligence teams cite.
2. Warranty reserve funding adequacy. Buyers would apply a 3 percent to 12 percent adjustment to trailing EBITDA where reserves are under-funded, per AICPA ASC 460 guidance.
3. Recurring inspection revenue. Annual inspection contracts and warranty callback revenue would typically add 0.5x to 1.0x to the base multiple, per Axial Forum specialty contractor commentary.
4. Product mix (helical pier vs slab pier vs chemical grouting). Helical pier margin per job would typically clear residential slab pier margin, per Foundation Performance Association practitioner literature.
5. Engineering relationships. Repeat structural engineer referral relationships in stamped-plan jurisdictions (California, Texas, Florida) would compress buyer risk, per California Contractors State License Board published requirements.
6. Dealer or franchise affiliation. Supportworks, Ram Jack, and Olshan Foundation dealer status typically supports premium multiples on tuck-ins to like-affiliated platforms per PitchBook deal commentary.
7. Insurance-work mix. Foundation repair covered by residential property insurance carrier appointments would carry higher gross margin per job than cash-pay work, per Insurance Information Institute homeowners claims data.
8. Technician certification and retention. Certified crews with 3-plus year tenure would compress the human-capital risk premium buyers apply, per BLS Occupational Employment Statistics construction laborer turnover data.
9. Multi-state footprint. Operations across 3 or more states would typically justify platform-tier multiples per PitchBook specialty contractor commentary.
10. CRM, dispatch, and job-costing systems. Modern platforms (ServiceTitan, JobTread, Housecall Pro) would compress diligence risk versus legacy or paper systems, per ServiceTitan published contractor use-cases.
11. Owner working-hours dependence. Businesses where the owner performs sales, dispatch, or field roles would face SDE-to-EBITDA add-back scrutiny, per Business Valuation Resources transaction database norms.
12. Regulatory clean file. No CSLB citations, no OSHA recordables above industry norm, and no material lien history would preserve enterprise value in diligence, per CSLB enforcement records and OSHA injury/illness recordables data.

Active buyers

The named PE-backed platforms rolling up foundation repair as of 2026 are documented below. Each buyer’s stated appetite differs, and the advisor’s role includes matching seller size and geography to the buyer whose thesis fits.

The named PE-backed platforms rolling up foundation repair as of 2026 are documented below. Each buyer’s stated appetite differs, and the advisor’s role includes matching seller size and geography to the buyer whose thesis fits.

Groundworks

Groundworks is the dominant national platform, backed by Cortec Group since 2019 and recapitalized alongside Kohlberg & Company in 2023 at a reported enterprise value above $1.5B per PitchBook and Reuters. Groundworks operates in a reported 45-plus states as of 2025 per company press releases. Tuck-in appetite would concentrate on $1M to $10M EBITDA independents in adjacent geographies.

Foundation Repair Services (FRS)

Foundation Repair Services, backed by Trivest Partners, anchors the Southeast per Trivest portfolio disclosures. FRS tuck-in appetite would concentrate on established Southeast independents with recurring inspection revenue.

Olshan Foundation Solutions

Olshan Foundation Solutions, backed by Alpine Investors, anchors Texas and adjacent markets per Alpine portfolio disclosures. Olshan appetite would prioritize Sunbelt operators with slab pier and chemical grouting capability.

Supportworks and Basement Systems dealer network

Supportworks and the Basement Systems dealer network operate a dealer-centric platform. Dealer buy-outs and dealer-to-dealer consolidation would typically clear at the mid-tier range documented above.

Ram Jack

Ram Jack operates a franchise and dealer network. Ram Jack franchise operators would typically transact via internal transfer or to affiliated buyers rather than open-market processes.

Summit Foundation Solutions

Summit Foundation Solutions operates as a regional platform per public LinkedIn presence and industry commentary, though platform financing has not been publicly disclosed with values.

Strategic buyers outside pure foundation repair

Adjacent residential specialty consolidators would occasionally pursue foundation repair tuck-ins, including waterproofing and basement-finishing platforms per Axial Forum deal commentary.

The M&A advisors who work in foundation repair

No verified boutique M&A advisor specializes exclusively in foundation repair as of 2026. Foundation repair sellers would typically engage either LMM generalist sell-side firms with residential specialty trades experience, or the M&A advisory arms of specialty contractor consulting groups. The most commonly engaged named firms in the relevant size bands are below. CT Acquisitions is positioned honestly as one of several LMM-focused options after those competitors, without disparagement.

No verified boutique M&A advisor specializes exclusively in foundation repair as of 2026. Foundation repair sellers would typically engage either LMM generalist sell-side firms with residential specialty trades experience, or the M&A advisory arms of specialty contractor consulting groups. The most commonly engaged named firms in the relevant size bands are below. CT Acquisitions is positioned honestly as one of several LMM-focused options after those competitors, without disparagement.

Generational Group

Generational Group is a national LMM sell-side firm with a stated focus on owner-founded businesses in the sub-$3M EBITDA band, per its public website. Generational would typically be viable for foundation repair sellers at the lower end of the size band.

Corporate Finance Associates

Corporate Finance Associates is a national LMM firm with a stated $5M to $100M enterprise-value engagement band, per its public website. CFA would typically fit foundation repair sellers with $1M to $10M in adjusted EBITDA.

Woodbridge International

Woodbridge International is a global LMM sell-side firm running a time-controlled auction process, per its public website. Woodbridge covers residential specialty services alongside a broader industry mix.

Sun Acquisitions

Sun Acquisitions is a Chicago-anchored LMM firm covering the sub-$5M revenue band, per its public website, and would occasionally be viable for smaller foundation repair sellers.

Specialty M&A firms active in residential specialty trades

Additional specialty M&A firms active in the residential specialty trades space handle foundation repair engagements on a case-by-case basis. Buyers such as Groundworks and FRS would typically receive teasers through these firms and through direct owner outreach.

CT Acquisitions positioning

CT Acquisitions is another LMM-focused sell-side option for foundation repair owners with $1M to $15M in adjusted EBITDA, owner-aligned on fees with credited retainers and success-fee-heavy compensation. CT Acquisitions maintains 100-plus vetted institutional buyer relationships across residential specialty trades and runs full sell-side processes with quality-of-earnings support. See the CT Acquisitions M&A advisory practice overview for the practice scope. Foundation repair owners would also compare CT Acquisitions to the firms named above based on named-buyer coverage, fee structure, and the advisor’s willingness to walk if valuation does not clear the owner’s floor.

How the sell-side process works for foundation repair

A foundation repair sell-side process from advisor engagement to closing would typically span 7 to 11 months. The month-by-month breakdown below reflects CT Acquisitions’ operating cadence and is representative of LMM sell-side timelines documented by Axial Forum and ACG Global transaction commentary. Month 1: Preparation and financial recasting. Adjusted EBITDA build, add-back schedule, warranty reserve analysis, and CRM data cleanup. Sell-side quality-of-earnings scoping. See the CT quality-of-earnings deep dive .

A foundation repair sell-side process from advisor engagement to closing would typically span 7 to 11 months. The month-by-month breakdown below reflects CT Acquisitions’ operating cadence and is representative of LMM sell-side timelines documented by Axial Forum and ACG Global transaction commentary.

1. Month 1: Preparation and financial recasting. Adjusted EBITDA build, add-back schedule, warranty reserve analysis, and CRM data cleanup. Sell-side quality-of-earnings scoping. See the CT quality-of-earnings deep dive.
2. Month 2: Materials. Confidential information memorandum (CIM), teaser, management presentation, and financial model. Buyer targeting list.
3. Month 3: Outreach. Teaser distribution to a curated buyer universe including Groundworks, FRS, Olshan, dealer-affiliated buyers, family offices, and search funds.
4. Month 4: NDAs and CIMs. Signed NDAs cycle to full CIM distribution. Buyer questions handled through the advisor.
5. Month 5: Indications of interest. Written IOIs from qualified buyers with preliminary valuation ranges and structure indications.
6. Month 6: Management meetings and second-round bids. Buyer management meetings, site visits (with cover-story protocols), and second-round bids.
7. Month 7: LOI selection. Letter of intent selection, exclusivity negotiation, and diligence kickoff. See the CT LOI template guide and the CT due diligence checklist.
8. Months 8 to 10: Confirmatory diligence. Financial, legal, warranty file, insurance, licensure, and operational diligence. Purchase agreement negotiation.
9. Month 11: Closing. Escrow release, working capital true-up, and transition planning.

Regulatory and structural mechanics for 2026

Foundation repair diligence surfaces vertical-specific regulatory workstreams that generalist advisors sometimes underweight. The material 2026 items are documented below.

Foundation repair diligence surfaces vertical-specific regulatory workstreams that generalist advisors sometimes underweight. The material 2026 items are documented below.

State home improvement contractor licensure

California requires C-8 (concrete) or B (general building) licensure through the CSLB. Texas foundation repair is not a state-licensed trade at the operator level, though municipalities including Houston and Dallas impose local requirements per Texas Department of Licensing and Regulation. Florida requires Certified General Contractor or Certified Building Contractor licensure through the Florida DBPR. New York City requires Home Improvement Contractor licensure through NYC DCA.

Engineering stamped repair plans

Structural repair plans in California, Texas, and Florida frequently require a licensed professional engineer stamp per NSPE published state-by-state requirements. Advisors should scope repeat engineer relationships as a diligence workstream.

Warranty transferability and warranty reserve

Warranty file diligence is the largest single vertical-specific workstream. Buyers apply AICPA ASC 460 warranty liability principles to assess reserve adequacy. Warranty transferability language in signed contracts is a red-flag driver.

Insurance carrier appointments

Residential foundation repair covered by homeowners policy claims requires insurance carrier appointment and rate-schedule agreements. Advisors should scope carrier relationships per Insurance Information Institute homeowners claims data.

Lead-based paint RRP compliance

Pre-1978 residential work triggers EPA Renovation, Repair, and Painting (RRP) Rule compliance. Certified renovator status per crew is a diligence checkbox for buyers.

OSHA and workers’ compensation

Foundation repair carries raised workers’ compensation experience mods relative to office trades per NCCI published mod ranges. OSHA recordables above industry norm per OSHA statistics would trigger diligence red flags.

2026 tax and structural notes

The IRS Section 1202 qualified small business stock (QSBS) exclusion continues to apply to eligible C-corp stock sales. The One Big Beautiful Bill Act (OBBBA) permanent $15M individual QSBS cap applies from July 2025 forward, which is a material stock-vs-asset structure consideration.

Product mix margin structure

Helical pier installation typically clears the highest gross margin per job, followed by chemical grouting, with slab pier at the lower end of the range, per Foundation Performance Association and Deep Foundations Institute published cost bands. Product mix disclosure in the CIM is standard.

How to choose an M&A advisor for a foundation repair business

A 10-point checklist for owner interviews with prospective advisors is below. Each item is a specific question to ask, not a soft criterion. Named-buyer coverage. Ask which specific buyers the advisor has closed with (not just contacted) in residential specialty trades in the last 24 months. Fee structure. Ask whether the retainer is credited against the success fee, and whether the success fee is Lehman, Double-Lehman, or flat percentage. See.

A 10-point checklist for owner interviews with prospective advisors is below. Each item is a specific question to ask, not a soft criterion.

1. Named-buyer coverage. Ask which specific buyers the advisor has closed with (not just contacted) in residential specialty trades in the last 24 months.
2. Fee structure. Ask whether the retainer is credited against the success fee, and whether the success fee is Lehman, Double-Lehman, or flat percentage. See the CT advisor fees guide and the CT fee structure explainer.
3. Minimum viable size. Confirm the advisor’s stated engagement floor and ceiling. LMM sellers should not engage middle-market or bulge-bracket advisors, and vice versa.
4. Warranty file diligence familiarity. Ask how the advisor would handle warranty reserve adjustments in QoE. This is the vertical-specific diligence question.
5. Sell-side QoE relationship. Ask which QoE providers the advisor works with and whether the QoE is scoped before market or during LOI.
6. Walk-away discipline. Ask under what circumstances the advisor recommends walking. A firm that never walks is a firm that always closes at any price.
7. Timeline realism. A 3-month sell-side timeline for a foundation repair business would be aggressive. 7 to 11 months is standard.
8. Broker vs advisor distinction. Confirm the firm operates as a sell-side advisor rather than a business broker. See the CT advisor-vs-broker guide.
9. Reference calls. Ask for 3 references from foundation repair or residential specialty trades sellers closed in the last 24 months.
10. Independence from buyer relationships. Confirm the advisor is not a de facto buy-side scout for a single platform. Sellers should engage advisors who work for the seller.

Frequently asked questions

What multiple would a foundation repair business trade at in 2026?

Foundation repair businesses with $2M to $10M in adjusted EBITDA would have transacted at approximately 6.0x to 8.5x adjusted EBITDA in 2024 through Q2 2026 per BizBuySell Insight Report and IBBA Market Pulse data. Multi-state platforms with dealer density would clear 9.0x to 11.0x per PitchBook commentary.

Who are the active PE buyers in foundation repair?

The named active PE-backed consolidators are Groundworks (Cortec Group / Kohlberg & Company), Foundation Repair Services (Trivest Partners), Olshan Foundation (Alpine Investors), and the Supportworks and Ram Jack dealer networks.

How long does a foundation repair sell-side process take?

A foundation repair sell-side process would typically span 7 to 11 months from advisor engagement to closing. Preparation and materials consume months 1 and 2, outreach and IOIs consume months 3 through 5, LOI and confirmatory diligence consume months 6 through 10, and closing lands in month 11.

What is the largest single diligence workstream in foundation repair?

Warranty file quality and warranty reserve funding adequacy is the largest single vertical-specific diligence workstream. Buyers would apply 3 percent to 12 percent EBITDA adjustments where reserves are under-funded per AICPA ASC 460 guidance.

Should I hire a foundation-repair specialist advisor or an LMM generalist?

No verified boutique advisor specializes exclusively in foundation repair as of 2026. LMM generalists with residential specialty trades experience, including CT Acquisitions and the firms named in this guide, would typically be the appropriate engagement.

What is the difference between helical pier, slab pier, and chemical grouting margin?

Helical pier installation typically clears the highest gross margin per job, chemical grouting falls in the middle, and slab pier lands at the lower end, per Foundation Performance Association and Deep Foundations Institute practitioner literature. Product mix disclosure in the CIM is standard.

How does an M&A advisor differ from a business broker for a foundation repair sale?

A business broker would typically list the business on marketplaces such as BizBuySell and wait for inbound buyer interest. An M&A advisor would run a curated outreach process to named PE buyers and strategics, negotiate a competitive process, and manage diligence to closing. See the CT advisor-vs-broker guide.

Should I get a quality-of-earnings report before going to market?

Sell-side quality-of-earnings would typically compress diligence timelines by 30 to 60 days and preserve 0.5x to 1.0x of enterprise value on average, per RSM US M&A commentary. See the CT sell-side QoE guide.

Related CT Acquisitions guides

• CT Acquisitions M&A advisory practice
• Foundation repair business valuation guide
• M&A advisor for HVAC business
• M&A advisor for plumbing business
• M&A advisor for landscaping business
• Roofing M&A multiples 2026

Methodology and data sources

This guide synthesizes data from BizBuySell Insight Report specialty contractor comparables, IBBA Market Pulse LMM transaction data, PitchBook reported specialty platform ranges, Axial Forum LMM specialty trades commentary, ACG Global deal commentary, Bain Global Private Equity Report hold-period data, AICPA ASC 460 warranty liability guidance, AST…

This guide synthesizes data from BizBuySell Insight Report specialty contractor comparables, IBBA Market Pulse LMM transaction data, PitchBook reported specialty platform ranges, Axial Forum LMM specialty trades commentary, ACG Global deal commentary, Bain Global Private Equity Report hold-period data, AICPA ASC 460 warranty liability guidance, ASTM D3689 helical anchor standards, ICC-ES evaluation reports, CSLB licensure records, Texas DLR, Florida DBPR, NSPE engineering stamp requirements, EPA RRP Rule, OSHA recordables data, NCCI workers’ compensation mod data, Insurance Information Institute homeowners claims data, Foundation Performance Association practitioner literature, Deep Foundations Institute published cost bands, RSM US and Grant Thornton LMM M&A advisory commentary, and named PE firm and platform public disclosures (Groundworks, Cortec Group, Kohlberg & Company, FRS, Trivest Partners, Olshan Foundation Solutions, Alpine Investors, Supportworks, Ram Jack).

All ranges are conditional. Multiples are aggregated from published datasets and represent central tendencies rather than any single transaction. Any specific foundation repair business could fall above or below its size-band range based on the drivers documented above. Named buyers, advisors, and PE firms are cited from public sources and are neither endorsed by, nor endorsers of, CT Acquisitions.

Disclaimer. This guide is not an appraisal, not investment advice, not legal advice, not tax advice, not financial advice, and not a prediction of any future transaction outcome. Foundation repair business owners considering a sale should engage a qualified M&A advisor, a licensed CPA, and legal counsel before making decisions. Prior performance of named PE platforms is not indicative of future acquisition behavior or valuation outcomes.