Established 30+ Year Commercial Plumbing & HVAC Company
Full acquisition analysis: financials, market context, valuation, risk assessment, and 100-day integration plan.
View Original Listing ↗At a Glance
A 30-year-old commercial plumbing and HVAC contractor serving the high-growth Central Texas market with $6.5M in revenue and 32 employees. The business operates dual service and construction divisions, maintains bonding capability, and serves commercial, multifamily, residential, government, and new construction clients. Established operational systems include ServiceTitan, vendor relationships, and project management infrastructure. Located in Williamson County, a rapidly expanding market with 8.5% annual property value growth and robust commercial development. The company is positioned in a fragmented market but faces intense labor competition and regulatory licensing dependencies that create execution risk for buyers.
Key Strengths
- 30-year operating history with established reputation among general contractors and property managers
- Dual revenue streams (service + construction) provide diversification across market cycles
- High-growth Williamson County market: 8.5% property value growth, 4.9% employment growth, $184.7B total market value
- Bonding capability enables pursuit of larger commercial and government contracts
- ServiceTitan implementation indicates operational maturity and customer data infrastructure
- 11,000 SF facility with lease through 2030 provides operational stability
- Active backlog supports near-term revenue visibility
- Women-owned business certification in progress opens supplier diversity opportunities
Key Questions
- What is the dollar value of active backlog and average project duration?
- Who holds the Responsible Master Plumber (RMP) license? Will this person stay post-acquisition?
- What percentage of revenue comes from top 10 customers? Are any GC relationships at risk if ownership changes?
- How much recurring service contract revenue vs. one-time project work? What is the monthly recurring revenue base?
- What is the aged accounts receivable schedule? Any concentration in slow-paying commercial clients?
- How many licensed journeymen and master plumbers on staff? What is current retention rate?
- What is the fleet composition, age, and replacement schedule? Are vehicles included in sale price?
- Are there outstanding mechanics liens, warranty claims, or litigation?
- What percentage of work is prevailing wage (government) vs. commercial rates?
- How seasonal is cash flow? Does construction backlog create lumpy quarterly cash needs?
- What is workers' compensation mod rate? Any significant claims history?
- Is the $500K inventory current and turning regularly, or is there obsolete stock?
Reconstructed P&L
| Line Item | Amount | % Revenue | Benchmark |
|---|---|---|---|
| COGS (Materials) | –$2,340,000 | 36.0% | Industry avg: 36.0% |
| Direct Labor | –$2,210,000 | 34.0% | Industry avg: 34.0% |
| Gross Profit | $1,950,000 | 30.0% | Calculated |
| Vehicle / Fleet | –$195,000 | 3.0% | Industry range: 2-5% |
| Insurance (GL, WC, Auto) | –$162,500 | 2.5% | Industry range: 2-4% |
| Office / Admin / Software | –$130,000 | 2.0% | Industry range: 1-3% |
| Marketing | –$65,000 | 1.0% | Industry range: 0.5-3% |
| Rent / Facilities | –$130,000 | 2.0% | Industry range: 1-4% |
| Other Overhead | –$97,500 | 1.5% | Industry range: 1-3% |
| Depreciation | –$26,000 | 0.4% | Industry range: 0.3-0.5% |
| EBITDA (Est.) | $1,170,000 | 18.0% | Benchmark: 15–20% healthy |
| Estimated SDE | ~$1,350,000 | 20.8% |
SBA Financing Model
Estimated SDE of ~$1,350,000 can support SBA 7(a) debt service on a $8,500,000 acquisition. Assuming 10% down ($850,000) and a 10-year term at ~10.5% SBA rates, annual debt service is approximately $1,238,703. Estimated pre-tax income to owner: ~$111,297+ after debt service.
Cash Flow Reality Check
Cash Conversion Cycle
Working Capital Recommendations
- Establish Revolving Credit Facility: Secure $500K-$750K working capital line with regional bank or credit union to bridge Q2/Q3 peak season cash needs without depleting operating reserves.
- Implement Progress Billing on Large Projects: Require 30% deposits and bi-weekly or milestone-based progress billing on all projects >$100K to reduce working capital float and improve cash conversion cycle.
- Accelerate AR Collections: Implement 2%/10 Net 30 early payment discount for commercial customers. Dedicate admin resource to AR follow-up; target reduction from 30 days to 21 days DSO (saves ~$160K working capital).
- Optimize Inventory Management: Implement just-in-time ordering for non-critical materials. Negotiate vendor-managed inventory (VMI) with top 3 suppliers to reduce on-hand inventory from $500K to $350K-$400K.
How Sticky Is the Revenue?
Customer Concentration (Est.)
Revenue Retention Estimate: Est. 75-80% annual retention driven by recurring service contracts and repeat GC relationships. Construction projects are one-time but GC relationships generate repeat bidding opportunities.
Estimated percentage of revenue retained after an ownership transition, based on industry benchmarks and business characteristics.
Churn Risk Factors
What's This Business Worth?
| Method | Low | Mid | High |
|---|---|---|---|
| EBITDA Multiple | $4,700,000 | $5,265,000 | $5,850,000 |
| SDE Multiple | $4,725,000 | $5,265,000 | $5,805,000 |
| Revenue Multiple | $4,550,000 | $5,200,000 | $5,850,000 |
Premium Factors
Discount Factors
Market & Comparable Transactions
Williamson County is one of the fastest-growing counties in the United States, with a population of 747,468 and a total market value of $184.7B in 2025 (up 8.5% YoY). Employment grew 4.9% annually to 358,000 workers, and median property values reached $447K in 2024, up 7.8% YoY. This growth fuels sustained demand for commercial plumbing and HVAC services across multifamily, commercial, and government construction. However, the market faces an acute skilled labor shortage requiring 10,000+ new skilled workers annually through 2040 with insufficient supply. The average plumber age is 58, and the U.S. is projected to be 550,000 plumbers short by 2027. Master plumber wages jumped 21% YoY to $82,700 median, creating margin pressure. The market structure is highly fragmented with 50-100+ active contractors, dominated by independent operators and small family-owned businesses. PE-backed platforms like Apex Service Partners (Wrench Group) are actively consolidating the Austin metro region, creating both acquisition opportunity and competitive pressure.
| Comparable | Revenue | Multiple | Location |
|---|---|---|---|
| North Texas-based new construction plumbing contractor with 30+ years operating history, strong builder relationships, recurring service revenue | $5.8M projected 2026 | Est. 3.5x-5.0x EBITDA | North Texas |
| Small West Houston residential/commercial plumbing contractor, 6+ years operating, established client base, 1099-based model | $420K gross | 1.6x SDE ($675K ask on $245K SDE) | West Houston |
| P3 Services (Stellex Capital) acquired Schrader Plumbing as add-on acquisition | Undisclosed | Est. 4.5x-6.0x EBITDA (PE add-on range) | Dallas, TX |
Bull Case
Williamson County's explosive growth trajectory creates a multi-year tailwind for commercial construction and service demand. The company's 30-year track record, bonding capability, and established GC relationships position it to capture outsized share of large commercial and multifamily projects. Dual service + construction revenue streams provide counter-cyclical balance: service work stabilizes cash flow during construction downturns, while construction projects drive top-line growth during expansions. The fragmented competitive landscape with 50-100+ small operators creates roll-up opportunity for a well-capitalized buyer to consolidate market share through aggressive hiring and competitor acquisitions. Women-owned business certification unlocks supplier diversity contracts with major corporations and government entities, a significant untapped revenue channel. The 11,000 SF facility with lease through 2030 provides runway for 2x revenue growth without relocation costs. ServiceTitan CRM infrastructure enables data-driven operations and customer retention. With proper capital and management, this business could reach $10M+ revenue within 3-5 years.
Bear Case
The asking price of $8.5M (6.3x EBITDA, 7.3x SDE) is 40%+ above market for a business of this size and risk profile. After SBA debt service of $1.24M annually, the buyer nets only $111K in annual cash flow — unacceptable return on $850K down payment. The business is critically dependent on retaining the Responsible Master Plumber (RMP) license holder; loss of this individual requires immediate replacement or the company cannot legally operate or pull permits in Texas. The 30-day transition period is grossly insufficient for a complex commercial contractor with 32 employees, active project backlog, and intricate GC relationships. Acute skilled labor shortages in Central Texas create existential workforce retention risk: master plumber wages jumped 21% YoY, and 25-35% of the workforce is immigrant labor facing enforcement-related attrition. Customer concentration is undisclosed but likely high in commercial contracting, where top 5-10 GC relationships can represent 40%+ of revenue. Loss of a single major GC relationship post-acquisition could crater cash flow. The $500K inventory is not included in the purchase price but is required for operations, adding hidden working capital needs. Information quality is poor: no EBITDA disclosed in listing, no customer concentration data, no backlog value quantified, no detail on recurring service contracts vs. one-time project work. A buyer faces significant execution risk with limited visibility into the true economics.
Who You're Up Against
| Company | Type | Est. Revenue | Threat Level |
|---|---|---|---|
| Atech Plumbing | Independent | Est. $3M-$5M | Established local operator with Georgetown HQ serving multi-county area; strong residential and commercial reputation; direct competitor for service contracts and small commercial projects. |
| Lantz Home Services | Independent | Est. $5M-$8M | Multi-service operator (plumbing, HVAC, electrical) with 50+ years combined experience; broad geographic footprint across Round Rock, Georgetown, Cedar Park, Leander; competes on bundled service offerings. |
| Apex Service Partners / Wrench Group | PE-Backed | $3B+ platform (75 brands, 46 states, 13,000+ employees) | Largest U.S. residential HVAC/plumbing/electrical platform; relocated Dallas HQ in 2025; active acquirer in Texas metros including Austin; represents long-term consolidation threat and potential acquirer. |
| Local Independent Plumbers (50+ firms) | Independent | Est. $100K-$2M each | Fragmented market of small operators competing on price for residential and light commercial work; limited ability to execute large commercial projects but erode service market share. |
Competitive Advantages
Moat Assessment
Moderate moat driven by bonding capability, 30-year reputation, and established GC relationships. Bonding is a structural barrier to entry for large commercial projects, limiting competition to 10-15 qualified contractors in Williamson County. However, the business lacks true proprietary advantages: no long-term service contracts, no proprietary technology, and customer relationships are personal (tied to current ownership and key employees). GC relationships are sticky but not exclusive — competitors can underbid on projects. Service contracts provide recurring revenue but face commoditization pressure. PE-backed platforms threaten to erode moat through scale, capital, and aggressive recruiting. Overall, this is a good business with defensible market position but not an exceptional business with insurmountable competitive advantages.
Risk Scores & Due Diligence
Due Diligence Priorities
- 1. RMP License and Key Employee Retention: Identify Responsible Master Plumber. Verify employment agreement, non-compete, and willingness to stay 12-24 months post-close. Confirm backup licensed journeymen/masters. RMP loss = business cannot operate legally in Texas.
- 2. Customer Concentration and GC Relationships: Obtain 3-year customer revenue detail. Identify top 10 customers by revenue. Interview top 5 GC relationships to assess loyalty and likelihood of continuing post-acquisition. Quantify recurring service contract base vs. one-time projects.
- 3. Backlog Validation and Project Profitability: Obtain detailed backlog report with project names, values, start/end dates, and gross margins. Verify all projects are under contract (not just bids/proposals). Assess project completion risk and working capital needs.
- 4. Quality of Earnings Analysis: Engage QofE firm to reconstruct 3-year P&L. Normalize owner compensation ($180K add-back). Identify one-time expenses, warranty claims, and non-recurring items. Reconcile reported $1.18M SDE to reconstructed $1.35M SDE.
- 5. Workforce and Labor Cost Analysis: Obtain org chart with names, titles, tenure, and compensation. Identify licensed vs. unlicensed workers. Assess retention risk and wage inflation exposure. Review workers' comp mod rate and claims history (past 5 years).
- 6. Bonding and Surety Capacity: Review surety bond program: current capacity, annual aggregate, single project limits, and collateral requirements. Confirm transferability to new ownership. Assess impact of ownership change on bonding capacity.
- 7. Inventory and Working Capital: Conduct physical inventory count. Assess obsolescence and turnover. Confirm $500K valuation. Model working capital needs: AR aging (30 days DSO), AP (20 days DPO), and inventory turns. Estimate peg at $715K minimum.
- 8. Legal and Regulatory Compliance: Review all TSBPE licenses (master, journeyman, apprentice). Verify no licensing violations or disciplinary actions. Review mechanics lien history, warranty claims, litigation, and contract disputes (past 5 years).
- 9. Facility and Lease Review: Review lease agreement (11,000 SF, $12,399/month, expires 10/31/2030). Confirm no personal guarantees or change-of-control provisions. Assess adequacy for current operations and 2x revenue growth scenario.
- 10. Technology and Systems Assessment: Audit ServiceTitan implementation: modules in use, data quality, integration with accounting. Review estimating/project management software. Assess IT infrastructure and cybersecurity posture.
What Needs to Transfer
Potential Deal Breakers
- Loss of Responsible Master Plumber (RMP) during transition — business cannot operate without RMP designation in Texas
- Surety refuses to transfer bonding capacity or requires prohibitive collateral — eliminates ability to bid/execute large commercial projects
- Top 3 general contractors (representing est. 25% of revenue) refuse consent to contract assignment or terminate relationships post-acquisition
- Discovery of material undisclosed liabilities: outstanding mechanics liens, warranty claims, or litigation exceeding $100K
100-Day Integration Playbook
- Execute retention bonuses for RMP and top 5 project managers/service techs (pool $50K-$100K over 12 months)
- Accompany owner to top 10 customer meetings within first 30 days; formalize relationships and introduce new ownership
- Hire experienced commercial construction CFO or controller to oversee project accounting, job costing, and cash management
- Implement weekly project review meetings with all active jobs >$50K to identify margin leakage and completion risk
- Audit all active backlog: verify contracts, assess profitability, identify problem jobs requiring remediation
- Implement standardized estimating templates and job costing discipline to improve gross margin from 30% to 33%+
- Launch proactive service agreement sales campaign targeting existing commercial customers: goal 50 new maintenance contracts generating $25K-$50K MRR
- Renegotiate supplier contracts leveraging $6.5M annual purchasing volume; target 2-3% material cost reduction ($47K-$70K annual savings)
- Optimize fleet utilization and maintenance schedule; defer major replacements until Year 2 to preserve cash
- Expand HVAC service capabilities by hiring 2-3 additional certified HVAC techs to capture summer cooling season demand
- Finalize women-owned business certification; pursue supplier diversity contracts with major Austin-area corporations and government entities
- Expand into adjacent Williamson County markets (Liberty Hill, Jarrell, Granger) with lightweight service/repair presence
- Pursue government and municipal contracts (schools, county facilities, infrastructure) leveraging bonding capability
- Invest in digital marketing and lead generation to reduce reliance on GC relationships; target $100K marketing spend for $500K+ incremental service revenue
- Evaluate tuck-in acquisitions of smaller plumbing/HVAC contractors (sub-$2M revenue) to acquire talent and customer lists
Value Creation Waterfall (3-Year Outlook)
Our Verdict
Verdict: Conditional — Proceed to LOI
This is a solid business in an exceptional market, but the asking price of $8.5M is 40%+ overvalued. At $8.5M, the buyer earns only $111K annual cash flow after debt service — unacceptable return on $850K down payment. Fair value is $5.3M-$5.9M (4.5x-5.0x EBITDA). The business faces significant execution risk: critical dependency on retaining the RMP license holder, acute skilled labor shortages driving wage inflation, and only 30 days of seller transition support for a complex commercial contractor. Customer concentration is undisclosed, and the $500K inventory is not included in the purchase price. However, the 30-year operating history, bonding capability, dual service + construction revenue streams, and Williamson County's explosive growth trajectory create significant upside for a capable operator. Recommend countering at $6.8M-$7.2M with extended transition (90+ days), RMP retention bonus ($50K-$100K over 12 months), and inventory included or separately negotiated working capital peg. Pass if seller will not negotiate meaningfully.
Recommended Next Steps
- Request detailed financial package: 3-year P&L, balance sheet, tax returns, aged AR/AP, customer revenue detail, backlog report
- Schedule on-site visit: tour facility, meet RMP and key managers, observe operations, assess fleet and equipment condition
- Engage industry-specific QofE firm (construction/trades focus) for financial reconstruction and normalization
- Conduct preliminary background checks on owner and company: TSBPE license verification, litigation search, lien search
- Interview 3-5 top customers (with seller permission) to assess relationship strength and post-acquisition retention likelihood
- Model working capital needs and SBA financing feasibility at various price points ($6.8M, $7.2M, $8.5M ask)
- Prepare Letter of Intent (LOI) at $6.8M-$7.2M with 90-day seller transition, RMP retention provisions, and inventory carve-out or separate negotiation
- If seller rejects LOI, walk away — insufficient margin of safety at $8.5M asking price
Suggested Offer Structure
$6.8M-$7.2M all-in (5.8x-6.2x EBITDA), structured as $680K-$720K down (10%), $6.12M-$6.48M SBA 7(a) loan, with 90-day seller transition, $75K RMP retention bonus over 12 months, inventory purchased separately at cost or negotiated working capital peg.
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Related Resources
Sources
BizBuySell Listing #2507134 · Williamson County Appraisal District 2025 Market Analysis · Texas State Board of Plumbing Examiners (TSBPE) Licensing Requirements · U.S. Bureau of Labor Statistics — Plumber Wage Data 2024 · Austin Business Journal — Central Texas Construction Labor Market Analysis · Private company transaction comps: North Texas plumbing contractor, West Houston plumbing contractor, Stellex/P3 Services acquisitions