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Service Business Guide

HVAC

Step-by-step guide to starting an HVAC business from scratch. Startup costs, equipment, pricing, and how to get your first customers.

Startup Cost

$15,000-$50,000

Monthly Revenue

$8,000-$25,000

Difficulty

Hard (license required)

First Client

1-2 months

Why This Business

HVAC is one of the highest-margin trades you can enter. When a homeowner’s AC dies in July or their furnace goes out in January, they’re not shopping for the lowest price — they’re calling the first licensed HVAC company they can reach. Emergency calls routinely bill at $150-250/hour plus parts, and they’re non-negotiable.

Beyond emergency work, HVAC has built-in recurring revenue: annual maintenance agreements. Sign a homeowner up for a $200-350/year service plan and you get a maintenance visit (preventive work that catches problems early) plus priority service rights. Build 200 maintenance contracts and you have $40,000-70,000 in guaranteed annual revenue before you take a single repair call.

The trades shortage is real. HVAC technicians are retiring faster than new ones are entering the field. If you have your EPA 608 certification and HVAC experience, starting your own company is the clearest path to building real wealth in this industry.

What You Need to Start

Licensing: Federal law requires EPA Section 608 certification to handle refrigerants. Most states also require a contractor’s license — requirements vary, so check your state’s licensing board. In some states you’ll need to work under a licensed contractor until you qualify for your own license.

Tools: HVAC gauge manifold set, refrigerant scale, recovery machine, vacuum pump, nitrogen tank and regulator, multimeter, wire stapler, sheet metal tools, and hand tools. Expect $3,000-8,000 for a solid professional tool kit.

Vehicle: A cargo van with roof rack and organized shelving. You’ll carry refrigerant tanks, equipment, and replacement parts. Budget $15,000-25,000 for a reliable used van.

Insurance: General liability ($1M minimum) plus EPA refrigerant handling compliance. Workers’ comp when you hire. Budget $1,500-3,000/year.

Step-by-Step Roadmap

Month 1: Secure your EPA 608 cert (if you don’t have it), get your state contractor’s license, form an LLC, and get insurance. This is non-negotiable — unlicensed HVAC work can result in fines and lost work orders.

Month 1-2: Set up your Google Business Profile, get business cards, and reach out to general contractors and property managers who need a reliable HVAC sub. Property management companies with 50+ units are gold — they need HVAC year-round.

Month 2-3: Start offering tune-ups and maintenance at competitive rates. This gets you into homes, builds your Google reviews, and gives you opportunities to upsell repairs and replacements.

Month 3-6: Push maintenance agreements hard. Every tune-up is a conversation about annual service plans. At $250/agreement with 100 clients, that’s $25,000 in recurring annual revenue.

Startup Costs Breakdown

ItemCost
EPA 608 certification$20-100
State contractor’s license fees$200-800
LLC formation$50-200
General liability insurance$1,500-3,000/yr
Professional tool set$3,000-8,000
Work vehicle (cargo van, used)$15,000-25,000
Initial refrigerant inventory$500-1,500
Marketing basics (website, cards)$500-1,000
Total$20,770-39,600

How to Get Your First 10 Customers

Property managers are your highest-value first clients. One property management company with 100 units can generate 20-30 service calls per year. Visit them in person, leave your card, and follow up. Offer them a preferred rate in exchange for exclusivity on their portfolio.

Home warranty companies (American Home Shield, Choice Home Warranty) subcontract HVAC work to local technicians. Apply as a service provider. The rates aren’t amazing but the volume is consistent, which helps while you build your own client base.

Angi and Thumbtack generate HVAC leads quickly. Budget $300-600/month in lead costs in the first 3 months — HVAC leads are expensive but the average job revenue justifies it.

Ask every service call client about a maintenance agreement. “I can come back in the spring and do a full system check — we’ll catch any issues before the summer heat. It’s $199 for the year and you get priority scheduling.” A 30% conversion rate on this offer compounds fast.

Seasonal promotions work. In early spring, send postcards or run Google ads for “AC tune-up specials.” In fall, do the same for furnace checks. Seasonal urgency drives action.

Pricing Guide

  • Diagnostic / service call: $75-150
  • AC tune-up / maintenance visit: $80-150
  • Furnace tune-up: $80-150
  • Annual maintenance agreement: $200-350/year
  • Refrigerant recharge (per pound): $50-100
  • Capacitor replacement: $150-300
  • Blower motor replacement: $400-800
  • AC unit replacement (2-3 ton): $3,500-6,000 installed
  • Furnace replacement: $2,500-5,000 installed
  • Full HVAC system (AC + furnace): $6,000-12,000 installed

Emergency/after-hours premium: 1.5-2x standard rates. Always charge it — it reflects the real cost of emergency availability.

Common Mistakes to Avoid

Not building maintenance agreements early. Repair-only businesses are feast or famine. Maintenance agreements smooth your income and give you predictable scheduling. Start selling them from day one.

Buying too much inventory upfront. Stock the most common parts (capacitors, contactors, ignitors, basic motors) but don’t try to carry everything. Supplier same-day delivery exists in most markets.

Skipping the written estimate. Always get signed approval before starting repair work beyond the diagnostic. Customers who feel surprised by bills don’t come back and don’t leave good reviews.

Competing with the big box HVAC companies on price. You can’t win that war. Win on response time, communication, and trustworthiness instead.

Not tracking your effective hourly rate. If a job takes 4 hours and you charged $300, you made $75/hour before costs. Know your numbers on every job.

How WeLead Lab Helps

“HVAC repair near me,” “AC not working [city],” “furnace tune-up [neighborhood]” — these are emergency searches from people who need help right now. WeLead Lab builds your professional website and manages your local SEO so you rank for these searches when intent is highest. Our $300/month website + SEO package pays for itself with a single equipment replacement job. Most of our HVAC clients recoup the annual fee in the first two weeks they’re live.

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Ready to Launch Your HVAC Business?

WeLead Lab builds your professional website, sets up your Google Business Profile, and runs AI-powered SEO — all for $300/month. Your hvac business deserves to be found online.

What you get for $300/month:

  • ✅ Professional website built & maintained
  • ✅ Your own .com domain (included forever)
  • ✅ Ongoing AI-powered local SEO
  • ✅ Google Business Profile setup & management
  • ✅ Monthly ranking & traffic reports
  • ✅ Unlimited content updates (24hr turnaround)
  • ✅ 4 social media posts/month

No setup fee. No contracts. Cancel anytime.