Roll-up operators
The First 90 Days After Acquiring a Trades Business
Post-close integration playbook for HVAC, plumbing, and home-service rollups — owner transition, employee retention, customer communication, and systems.
17 min read · Updated September 19, 2025
Closing day is when risk begins, not when it ends. Forty percent of acquisitions underperform in year one because buyers underestimate integration complexity. In trades businesses, the assets walk out the door every night — technicians, dispatchers, the owner who held every customer relationship for 20 years. Your first 90 days determine whether you bought a business or bought a job.
Day 1–7: stabilize, don't change
Resist the urge to rebrand trucks, change phone numbers, or install new software on day one. Customers call the number they know. Technicians follow the routines they trust. Your job in week one is visibility and listening: meet every employee, ride along on jobs, answer the phone yourself, and identify the three people who actually run the operation.
- Announce the transition to employees in person before any customer communication.
- Keep the seller on payroll for at least 30 days visible to the team.
- Do not change pricing, service areas, or scheduling rules in week one.
- Document every customer complaint and every operational bottleneck you observe.
Day 8–30: customer and employee retention
Send a personal letter to the top 50 customers by revenue: who you are, why you bought the business, commitment to same quality and team. Call the top 10 personally. For employees, clarify: no layoffs planned, same pay, same benefits for 90 days minimum, and a 30-minute 1:1 with every team member to hear their concerns.
The seller should introduce you to every commercial account over $10K annual revenue. These relationships are personal. A generic 'new ownership' email loses accounts. A handoff call — seller and buyer together — retains 90%+ of commercial revenue when done right.
The lead tech problem
If your best technician was planning to leave when the seller retired, you may not know until week three. Have retention bonuses ready: $2K–$5K stay bonuses for key techs, paid at 90 days. Cheaper than replacing them.
Day 31–60: systems and quick wins
- Implement basic CRM or field service software if none exists (ServiceTitan, Housecall Pro, Jobber).
- Fix the top 3 operational pain points employees identified in week one.
- Launch Google review request process — immediate reputation boost, low cost.
- Renegotiate supplier accounts with your combined volume if rolling up.
Identify tuck-in targets for month 60+
Browse same-trade operators in your metro for the next acquisition.
Day 61–90: measure and plan
By day 90 you should know: actual SDE run-rate vs. seller's claims, customer retention percentage, employee turnover, and backlog trend. Compare to your QoE projections. If SDE is within 10%, you're on track. If revenue dropped more than 15%, diagnose immediately — pricing change, lost employees, or lost accounts.
Roll-up operators: day 90 is when you start sourcing tuck-in #2 with credibility. You now have trucks, a brand, and a story — 'we acquired [seller's company] and kept the whole team.' That story opens doors with neighboring owners considering retirement.
Integration metrics dashboard
- Weekly revenue vs. same week prior year.
- Customer count active in last 90 days.
- Employee headcount and turnover.
- Average ticket size and close rate on estimates.
- Google review count and average rating trend.
Communication templates that work
Employee announcement (day 1, in person): introduce yourself, confirm no planned layoffs for 90 days, same pay and benefits, open-door for concerns. Customer letter (week 1): same team, same phone number, same quality commitment — your name and direct email for questions. Vendor introduction (week 2): confirm AP contact, payment terms unchanged, request meeting with top three suppliers.
Avoid rebranding trucks or uniforms in the first 90 days unless the seller brand is toxic. Brand equity in trades is local trust built over decades — preserve it until you have operational control.
When integration goes wrong
Revenue drop over 15% in month two: diagnose before reacting. Common causes: seller stopped selling (they were the best salesperson), key tech left, or you changed pricing. Do not cut marketing in panic — that's when competitors capture share. Employee exodus: exit interview every departure, implement stay bonuses immediately if pattern emerges.
Seller transition length
Minimum 90 days seller consulting, ideally 6 months part-time. The seller knows which customers are fragile, which techs are flight risks, and which suppliers offer net-30 vs COD. Pay for this knowledge — it's cheaper than losing one commercial account.
Technology migration without disruption
If replacing dispatch software, run parallel systems for 30 days. Train dispatchers on the new system before cutover. Export customer history and job notes — losing job history destroys technician trust. Schedule migration during slow season if possible; never migrate in peak HVAC summer or first freeze week.
Day 90 board review agenda
Present to investors or partners: revenue vs. plan, SDE run-rate, employee retention, customer churn, integration milestones completed, and tuck-in pipeline status. Honest reporting in month three builds credibility for the next acquisition.
Cash flow during integration
Do not drain cash paying down seller note early or funding unnecessary capex in month one. Maintain 60 days payroll in reserve. Trades businesses are cash-sensitive — a slow week plus payroll plus your new truck payment creates a crisis. Monitor weekly cash position, not monthly P&L, for the first quarter.
Building trust with the existing team
Learn names by day three. Eat lunch in the break room, not at your desk. Ask technicians what would make their job easier before proposing changes. The fastest way to lose a trades business post-close is to be the MBA in the office who has never held a wrench. Respect the craft — your job is to fund growth and remove obstacles, not to tell a 20-year tech how to diagnose a compressor.
Document every promise you make to employees in writing. Verbal assurances forgotten by week six become lawsuits by month twelve. When in doubt, over-communicate.
Schedule a day-60 retrospective with your integration lead (or yourself): what worked, what didn't, what to change before tuck-in number two. Integration is a skill — the second acquisition integrates faster if you capture lessons from the first.
Celebrate small wins publicly — first five-star review under new ownership, first month revenue above prior year. Morale drives retention in trades businesses more than pizza parties.
Source your next tuck-in while you integrate
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