By Greg Allan, tradesman and creator of Data First Coaching
Why does an HVAC business feel busy but broke even when the calendar is full?
The calendar being full of split system installs, ducted jobs and warranty callbacks does not mean the business is making money. Most owners judge how the business is doing by how busy it feels, and busy is not the same as profitable. The number that tells the truth is the gap between what a job earns on paper, the gross margin once equipment and refrigerant and materials are paid for, and what actually lands in the bank once wages, vehicle running costs, insurance and the rest are covered, the net margin.
An HVAC technician out on the tools every day through the summer peak can be completely unaware of that gap, because the work never stops long enough to look at it. Memory says flat out and doing fine. The numbers, pulled from the jobs actually invoiced that quarter, often say something quite different. That gap is where the real answer to growth, or the real cause of the squeeze, usually starts.
Why doesn't adding more technicians fix the growth problem by itself?
Hiring another technician before the margin gap is understood can make a thin business thinner, not stronger. A business with a healthy gap between gross and net margin can absorb a new hire, a slower ramp up period and the equipment supply lead times that come with winning bigger ducted or commercial maintenance work. A business with a thin gap needs far more hours and far more deliberate effort to get to the same place, even running exactly the same plan.
Many HVAC businesses grow for a while on word of mouth and renewed service agreements alone, and that works, until it does not. There is a ceiling on how much word of mouth and referral work can carry a business, and no amount of busyness during the next hot summer breaks through it. Growth beyond that ceiling has to be created on purpose, usually by freeing up time, most often through hiring, and that only works once the margin gap is already understood.
What does a good business coach for HVAC technicians actually look at first?
A good coach starts with your gross profit margin, the one number that tells you how much room a job actually has in it, not your pipeline, your reviews or how booked out next week looks. The pace at which your business can grow is set by the gap between that gross margin and what actually reaches the bank, not by how much you want to grow or how many commercial maintenance contracts you are chasing.
When that gap is tight, a coach who knows HVAC work will ask harder questions before telling you to take on bigger ducted installs or tender for a new site contract. Bigger jobs with a thin margin can tie up a refrigerant handling licence holder and a crew for weeks and leave less in the bank than a season of smaller, better priced split system jobs. The decision to chase bigger work, hire, or hold, should come from that number, not from how full the calendar looks.
How can AI agents change what a coach can show you?
An AI agent is software that does a job the way you would do it yourself, using your own prices, your own wording and your own rules, and the value for an HVAC technician is time back for billable work. A data first coach looks at where your own non-billable hours actually go, chasing warranty callback paperwork, confirming service agreement renewals, following up quotes that stall during the winter lull, and works out where an agent can take that load on exactly the way you already do it.
That matters because growth has to come from somewhere, and for most HVAC businesses it comes from freed up time rather than from working longer hours in summer. The shift from reacting to the phone and the roster to actively going out and generating new ducted and commercial work can feel uncomfortable the first time an owner does it. That discomfort is usually a sign real growth is underway, not a reason to go back to reactive work.
What should you ask a business coach before you hire them?
Ask whether they have actually run a trade business, whether they will start from your own job and finance data rather than a generic worksheet, and whether their fix goes into the system that caused the problem or just treats the symptom again next quarter. Ask what they do when the answer to a growth question is not simply hire someone.
A coach worth paying for an HVAC business should be able to explain, in plain terms, how gross and net margin interact with your pricing on split systems, ducted work and maintenance contracts, and how that changes the advice they give on hiring another technician or chasing a bigger job.
What are the warning signs of a coach who won't help an HVAC business?
The clearest warning sign is a coach who leads with a sales pitch rather than a question about your numbers. Other signs include a coach who has never run a trade business, advice that reads the same whether the business does residential split systems or large commercial ducted installs, and a habit of answering every problem with hire someone without ever asking what the margin on that work actually looks like.
How does Data First Coaching approach this?
Greg Allan's Data First Coaching starts from the owner's own job and finance data through the Trade Business Intelligence, not from a conversation about how the business feels it is going. For an HVAC technician that means looking first at the gap between gross and net margin on the actual jobs run, because that gap is usually where a hiring decision, a pricing problem or a growth plateau really starts, not where it shows up. Greg puts it plainly: growth often means finding “something stopping that same function happening as you scale” and fixing that, even when “it hurts to go to the gym for the first time”. The how of that work is taught inside the Academy, among owners who are open minded, innovative and willing to share, because the Trade Business Intelligence is powered by every member for every member.
Looking for a business coach who starts from your numbers? HVAC Business Coach or every answer for HVAC technicians.

