Case Study: HVAC Company Doubles Revenue With Year-Round Digital Marketing

Seasonality is the silent killer of HVAC businesses. You know the pattern: summer is chaos (80+ degree days, every phone line ringing), winter picks up again (furnaces failing, heat pumps struggling), and the shoulder seasons — spring and fall — are a ghost town. You lay off techs in October, scramble to rehire in May, and the cycle repeats.

This case study follows an HVAC company in the Dallas-Fort Worth area that was trapped in this cycle. They went from $400,000 per year with brutal seasonal swings to $850,000 per year with consistent revenue across all four seasons. Here is how we did it.

The Before: Feast or Famine

When this HVAC company (we will call them “Comfort Zone HVAC” — name changed for client privacy) came to Contractor Bear in early 2024, their business profile looked like this:

The owner, a 15-year HVAC veteran, described his business this way: “July through September, I cannot answer the phone fast enough. October through March — except a few weeks around Christmas when furnaces break — I am wondering if I should get a part-time job.”

This pattern was not just stressful. It was expensive. Laying off and rehiring a technician costs $4,000 to $8,000 in recruiting, training, and lost productivity. Equipment sits idle during slow months while lease payments continue. Cash reserves built during summer get drained by winter overhead. The business was profitable on paper, but the cash flow roller coaster made growth impossible.

The Diagnosis

We audited Comfort Zone’s marketing and identified three core problems:

Problem 1: No maintenance agreement marketing. They had 45 maintenance agreements, but they were not actively marketing this service. Maintenance agreements are the single best tool for smoothing revenue seasonality — they generate recurring revenue and create touchpoints for upselling during slow periods.

Problem 2: Zero shoulder-season content. Their website had pages for “AC Repair” and “Furnace Repair” — the services people search for during peak seasons. There was nothing targeting shoulder-season searches like “AC tune-up,” “furnace inspection,” “indoor air quality testing,” “duct cleaning,” or “energy audit.” Homeowners do search for these services in spring and fall, but Comfort Zone was invisible for those queries.

Problem 3: Reactive marketing only. Their entire marketing strategy was reactive — they boosted Facebook posts when business was slow. There was no proactive strategy to build pipeline before the slow season hit. By the time October arrived and leads dried up, it was too late to start marketing. SEO takes months. The time to plant seeds for fall revenue is in the spring.

For more on seasonal marketing strategies, read our HVAC seasonal marketing strategy guide and our seasonal marketing calendar for contractors.

The Strategy

Comfort Zone signed up for the Contractor Bear Dominate plan ($5,000/month + 10% revenue share). The higher tier was appropriate because they needed paid ads management alongside organic marketing to address the seasonality problem aggressively.

The Year-Round Marketing System

We built Comfort Zone’s marketing around four pillars, each designed to generate revenue in specific seasons:

Pillar 1: Emergency and Repair (Peak Seasons)

• Google Ads targeting “AC repair near me,” “furnace not working,” and other emergency terms
• SEO for emergency service pages across 30+ DFW cities
• Google Local Service Ads for maximum visibility during heat waves and cold snaps

Pillar 2: Maintenance Agreements (Year-Round)

• Dedicated landing page for maintenance plan signups
• Email campaigns to existing customers promoting annual maintenance
• Google Ads targeting “AC tune-up,” “furnace inspection,” “HVAC maintenance plan”
• Content marketing: “Why HVAC Maintenance Saves You Money,” “What’s Included in an HVAC Tune-Up”

Pillar 3: Shoulder-Season Services (Spring and Fall)

• 60+ pages of content targeting spring and fall searches: indoor air quality, duct cleaning, energy audits, insulation assessment, smart thermostat installation, UV light purification, whole-house dehumidifiers
• These services have lower ticket values individually but they keep techs busy and create upgrade opportunities

Pillar 4: Equipment Replacement (Year-Round, Higher Ticket)

• Content and ads targeting homeowners researching new systems: “How much does a new AC cost in Dallas?”, “Best heat pump brands 2024,” “Should I repair or replace my furnace?”
• Equipment replacement marketing runs year-round because the research-to-purchase cycle is 30 to 90 days
• Customers who start researching in September buy in November. Those researching in March buy in May

The Maintenance Agreement Push

We made maintenance agreement growth a top priority because it is the single highest-leverage activity for smoothing HVAC revenue seasonality.

Here is what we implemented:

For new customers: After every repair or installation, the automated follow-up sequence includes a maintenance agreement offer. “You just spent $800 on an AC repair. For $199/year, you get two tune-ups, priority scheduling, and 15% off all repairs. Want to make sure this does not happen again?”

For existing customers: Email and direct mail campaign to their database of 1,200+ past customers offering a maintenance agreement with a first-year discount.

For website visitors: Every service page on the website includes a maintenance agreement call-out. “Save 15% on this repair with a Comfort Zone Maintenance Plan.”

For Google searchers: Dedicated Google Ads campaign targeting “HVAC maintenance plan Dallas,” “AC tune-up near me,” and similar terms. These are lower-competition keywords with excellent conversion rates because the searcher has already decided they want maintenance — they are looking for a provider.

The Results

Revenue Growth

The most dramatic improvement was in Q4 — traditionally their worst quarter. Revenue went from $70,000 to $195,000, a 179% increase. This was driven by maintenance agreement work (tune-ups and inspections booked in September for October-November delivery), equipment replacement projects that started as fall research, and shoulder-season services like duct cleaning and indoor air quality.

Maintenance Agreement Growth

Going from 45 to 198 maintenance agreements was transformational. Each agreement generates $199/year in direct revenue, plus an average of $350 in upsold repairs and $1,200 in equipment upgrades over the customer’s lifetime. The 198 agreements represent a lifetime customer value of roughly $345,000 in future revenue.

Shoulder Season Revenue

Shoulder-season revenue more than doubled, driven by maintenance tune-ups, duct cleaning, IAQ services, and equipment research-to-purchase conversions.

Operational Impact

The revenue smoothing had cascading benefits beyond the top-line numbers:

No more layoffs. Comfort Zone kept all three technicians employed year-round for the first time in the company’s history. By month 8, they hired a fourth technician.

Better cash flow. Instead of living off summer reserves through the winter, revenue in every month exceeded $50,000. The owner stopped worrying about making payroll in November.

Higher employee morale. Techs who know they have steady work year-round perform better, stay longer, and provide better customer service. Comfort Zone’s technician retention went from an industry-average 18 months to 30+ months (and counting).

Equipment utilization. Trucks that used to sit idle in October were now running duct cleaning and maintenance calls five days a week.

The Marketing Cost

Transparency matters. Here is what Comfort Zone paid for these results:

Revenue increase attributable to marketing: $450,000 (from $400K to $850K, net of organic referral growth)

ROI: 2.66x on total marketing spend — or put another way, every $1 spent on marketing generated $2.66 in additional revenue.

The ROI looks lower than Jake the plumber’s case study because Comfort Zone’s marketing spend was higher (Dominate plan + significant ad spend). But the absolute dollars are far more impressive — $450,000 in incremental revenue for a $169,200 marketing investment. The owner’s take-home income roughly doubled.

Key Takeaways for HVAC Companies

1. Maintenance agreements are your most powerful tool. Growing from 45 to 198 agreements did not just smooth revenue — it created a predictable baseline that reduced financial stress and enabled confident hiring decisions. If you are not aggressively marketing maintenance plans, you are leaving the easiest revenue on the table.

2. Shoulder seasons are opportunity, not downtime. There are homeowners searching for duct cleaning, indoor air quality, energy audits, and pre-season tune-ups in April and October. If your website does not have content targeting these searches, you are invisible during the months when you need visibility most.

3. Equipment replacement marketing runs year-round. Homeowners research HVAC systems 30 to 90 days before buying. If you only market emergency services, you miss the high-ticket replacement projects that happen outside peak season.

4. Proactive beats reactive. Starting shoulder-season marketing in the shoulder season is too late. The content, SEO, and ad campaigns need to be built months in advance. Plant in spring, harvest in fall.

For more HVAC-specific strategies, check out our HVAC marketing calendar and our maintenance plan marketing guide. We help HVAC companies in markets from Phoenix to Houston build these same year-round systems through our HVAC growth solutions.

Ready to Break the Seasonal Cycle?

If your HVAC business is trapped in the feast-or-famine pattern, we can help you build a year-round revenue engine.

• View our pricing plans
• Contact us for a free strategy session
• See results across all trades