Sell Your HVAC Business
Make it worth more first. Then sell it on your terms.
A buyer pays for the business that will still be running after you leave: contracted income, a team that runs without you, and figures that hold up in due diligence. Rostone Operating Partners works inside heating, ventilation and air conditioning businesses to build exactly that, so the price reflects what you have built.
Whether a sale is twelve months away or five years away, the work starts in the same place: knowing what the business is worth today, and what would make it worth more.
What is your HVAC business worth?
A buyer values an HVAC business on the profit it can keep making without you, multiplied by how confident they are that it will. Two businesses with the same profit can sell for very different prices, because the multiple moves with risk.
What moves the multiple in heating, ventilation and air conditioning
Contracted income
Planned maintenance and service agreements a buyer can count on, compared with one-off installations they have to win again.
Spread of customers
How much rests on one main contractor, landlord or account.
Reliance on the owner
Who quotes, signs off technical work and holds the key relationships.
The team
Qualified engineers who stay, and someone other than you who can run them.
Accreditations and capability
Gas Safe, F-Gas, MCS and heat pump capability held in a way a buyer can rely on.
Figures a buyer can trust
Timely monthly accounts, with service and installation income shown separately.
The Deal Ready Score gives you a buyer’s-eye view of where your business stands on each of these, in a few minutes. For more on how value is built, read What is my HVAC business worth?
What a buyer checks
Before a buyer agrees a price, they test whether the business will hold together under a new owner. In an HVAC business, that comes down to nine questions.
Does the profit turn into cash?
Margins on installation and maintenance shown separately, with collections and retentions explained.
What income will still be there after the handover?
Written service agreements, renewal dates and how many customers renew.
How much would losing the biggest customer hurt?
And who holds that relationship.
What stops if the owner steps away?
Quoting, technical sign-off, key accounts and named responsibility for gas and refrigerant work.
Who can run the team without asking the owner?
A service manager or senior engineer with real authority.
Can the business take on more work without standards slipping?
Scheduling, job records, quality checks and capacity.
Why do customers choose this business?
Specialist capability, response times and reputation that stay after a sale.
Can the figures be relied on?
Monthly accounts that arrive on time and that someone other than the owner can produce.
Where will growth come from?
Installations that turn into maintenance agreements, and the capacity to deliver more.
Every weak answer is a reason to lower the price, add an earn-out or walk away. Every strong answer is evidence that protects the price.
Raise the value before you sell
A list of what a buyer checks is useful. Fixing each item is what changes the price. That is the work Rostone does: as an operating partner inside the business, not as an adviser who hands over a report and leaves.
A business that runs without you
Quoting, scheduling, technical sign-off and key accounts move to people and routines that do not depend on you. The 30-Day Disappearance Test shows how far there is to go.
A service agreement book a buyer can bank
A register of every agreement with its value, renewal date and notice period. Informal arrangements written up. Renewals tracked, and installations followed by a maintenance offer as standard.
Engineers who stay, and someone to lead them
Employment contracts in place, a skills matrix covering Gas Safe, F-Gas, unvented hot water and manufacturer accreditations, and a service manager or senior engineer who makes decisions.
Figures a buyer can trust
Monthly management accounts that arrive soon after month end, service and installation income split, and a clean path from winning work to getting paid.
Accreditations held the right way
A clear record of how Gas Safe registration, F-Gas certification and MCS certification are held, who the named responsible people are, and what a change of ownership would mean for each.
Capability for the work that is growing
Heat pump installation and servicing, driven by grant funding such as the Boiler Upgrade Scheme and by tightening building regulations, built into a team that can deliver it profitably.
The same changes make the business easier to run and more profitable while you still own it. If you decide not to sell, nothing is wasted.
How a sale works
A sale follows the same order every time. What changes is how long each stage takes, and that depends mostly on how ready the business is when it starts.
Preparation
The value work above, ideally one to three years before a sale.
Valuation and positioning
An evidence-based view of value, and the story a buyer needs to hear about why the business is worth it.
Information pack
Accounts, service agreement register, team and accreditation records, prepared before any buyer asks.
Confidential approaches
Buyers see an anonymous summary first, and the business is named only after they sign a confidentiality agreement.
Offers and heads of terms
Price, how much is paid at completion and how much later, the handover period and what happens to the team.
Due diligence
The buyer's accountants and lawyers test everything. Preparation is what stops the price falling at this stage.
Completion and handover
The legal agreement is signed, and you hand over on the agreed terms.
Confidentiality runs through every stage. Your engineers, customers and competitors hear about a sale only when you decide they should.
Your deal team
Selling a business takes several specialists, each brought in at the right moment. Rostone leads the operational and value work and coordinates the rest, so you deal with one partner rather than managing a crowd of advisers.
Operating partner (Rostone)
Raises the value, prepares the business and the evidence, and keeps the process on track.
When: from the first conversation
Accountant
Prepares the figures a buyer's accountants will test.
When: from the year before a sale
Corporate finance adviser
Approaches buyers, runs the competitive process and negotiates terms.
When: when the business is ready to go to market
Tax adviser
Advises on how the sale is structured and taxed.
When: before heads of terms are agreed
Solicitor
Drafts and negotiates the legal agreements.
When: from heads of terms to completion
Financial planner
Plans for what happens to the proceeds.
When: before and after completion
Rostone does not give tax, legal or regulated financial advice. We make sure you have the right specialists, and that they have what they need from the business.
How we work with you
Every step is agreed and priced before it starts, and none commits you to selling.
Your Deal Ready Score
A few minutes online gives you a buyer's-eye view of where the business stands.
Get your score →Fixed feeBusiness Value Session
A focused session on what the business is worth today, what a buyer would pick holes in and what to fix first.
About the session →Fixed feeBusiness Value Workshop
A working session with you and your senior team to agree the plan that raises the value, in the order that matters most to a buyer.
About the workshop →Priced to the plan, paid monthlyGRAX Business Improvement System
Rostone works alongside you as your operating partner, typically for twelve to twenty-four months, raising the value and preparing the business for a sale: the team, the service agreement book, the figures and the routines that let it run without you.
How it works →Through the sale
When you are ready, Rostone prepares the information pack, brings in the deal team and stays with you to completion and handover.
Guides and resources
Free material for HVAC owners thinking about value and a future sale.
Selling your HVAC business: what actually makes it sellable
The features that separate a business buyers compete for from one they pass on.
Read the article →ArticleExit planning
How to plan an exit years ahead, and the choices along the way.
Read the article →ArticleHow operational improvements increase business valuation
Why the way a business runs shows up in the price.
Read the article →WebinarHow Business Value is Built
A free 45-minute session on what buyers pay for.
Book your place →PodcastThe Business Value podcast
Conversations on building value and preparing for a sale.
Listen →CourseValuation course
Learn how buyers value a business, at your own pace.
Start the course →Frequently asked questions
How is an HVAC business valued?
A buyer starts from adjusted profit and applies a multiple that reflects risk. Contracted maintenance income, a spread of customers, a team that runs without the owner and reliable figures all lower the risk and lift the multiple. The Deal Ready Score shows where your business stands on each.
How long does it take to get a business ready to sell?
It depends on the gap between where the business is and what a buyer looks for. Some fixes take weeks, such as writing up informal service arrangements. Others, such as moving key relationships away from the owner, take a year or more to show up in the figures.
What happens if I decide not to sell?
Nothing is wasted. The work that raises value also makes the business more profitable and easier to run. It also lets you step back from the day to day while keeping ownership.
How is confidentiality protected?
Buyers see an anonymous summary first and learn the business’s name only after signing a confidentiality agreement. Your team, customers and competitors hear about a sale only when you choose to tell them.
What happens to my engineers when the business is sold?
In a sale of the company’s shares, the employer stays the same. In a sale of the business’s assets, the TUPE rules generally move employees to the new owner on their existing terms. Your solicitor will confirm how the rules apply to your sale.
What size of business does Rostone work with?
HVAC, heat pump and related businesses with turnover from around £1 million to £50 million. That covers owner-managed firms and larger businesses with a management team in place.
Does Rostone give tax or legal advice?
No. Rostone leads the operational and value work and brings in qualified tax, legal and corporate finance specialists at the right stage.
Start a confidential conversation
The best time to start is before a buyer is in the room. A 30-minute call is enough to understand where the business stands, what a buyer would see and what would make the biggest difference to the price. It is confidential and commits you to nothing.