Electrician vs. Plumber vs. HVAC vs. Roofer: Which Trade Business Makes the Most?

business-models-one-question-which-puts-the-most-money-in-your-pocket”>Four Trades, Four Business Models, One Question: Which Puts the Most Money in Your Pocket?

Before you scroll: the calculator below is running in your browser right now. For the full feature set — saved scenarios, history, exports — open the dashboard.

I built Digital Dashboard Hub after spending years looking for tools that actually worked without a spreadsheet degree. Here’s what I’ve learned:

If you’re considering starting a trade business — or you’re already in one trade and wondering if the grass is greener — this is the comparison I wish existed when I started researching. I pulled data from franchise disclosures, trade association reports, owner interviews, and Bureau of Labor Statistics to build a true apples-to-apples comparison of the four most common trade businesses.

The short answer: there’s no single winner. Each trade dominates in a different dimension. But when you stack up revenue ceiling, startup cost, scaling difficulty, and seasonal risk, clear patterns emerge that should guide your decision.

The Master Comparison Table

Electrician: The Tech-Proof Trade

Electrical work has the strongest long-term demand outlook of the four trades. Solar installations, EV charger installations, smart home wiring, and data center construction are creating new revenue streams that didn’t exist a decade ago. An electrician who can install a Tesla wall connector or wire a solar panel system is booked out weeks in advance in most markets.

Revenue model: Electricians earn on a mix of service calls ($150-$500 for troubleshooting and repairs), small projects ($500-$3,000 for panel upgrades, outlet installations, fixture swaps), and large projects ($5,000-$50,000+ for new construction wiring, solar, or commercial work). The revenue per job is lower than plumbing or HVAC, but the work is steady year-round with minimal seasonal dips.

Scaling advantage: Electrical work is relatively modular — you can train an apprentice to handle basic tasks (outlet installation, fixture replacement) within months, freeing you for higher-revenue work. This makes delegation easier than plumbing, where diagnostic skill takes years to develop.

The downside: Licensing requirements are the strictest of any trade. Most states require 8,000+ hours (4-5 years) of supervised experience plus a master electrician exam to work independently. This long runway delays your ability to earn top dollar or start a business.

Plumber: The Emergency Revenue King

Plumbing generates the highest per-call revenue of any residential trade because emergencies are frequent and urgent. A burst pipe at 2 AM isn’t optional — the homeowner will pay whatever it takes to stop the water. Emergency service rates run $200-$500 just for showing up, plus parts and labor.

Revenue model: Service calls ($200-$800), drain cleaning ($150-$400), water heater replacement ($1,500-$4,000), repipes ($4,000-$15,000), and bathroom/kitchen rough-ins ($3,000-$8,000). The mix of small emergency calls and large renovation projects creates diverse revenue that smooths out seasonal variation.

Scaling advantage: Plumbing has moderate recurring revenue through drain maintenance contracts and water heater maintenance plans. These create predictable income alongside the variable service call revenue. A shop with 200 maintenance contracts at $15/month generates $36,000/year in baseline revenue before any service calls.

The downside: Plumbing is the most physically demanding of the four trades long-term. Crawl spaces, sewer lines, and heavy pipe work take a toll. Multiple plumber business owners I interviewed said their knees and back were the reason they stopped doing field work — not business success.

HVAC: The Recurring Revenue Machine

HVAC has the best recurring revenue model in the trades, and it’s not close. Every residential HVAC system needs biannual maintenance (spring AC tune-up, fall furnace inspection). A maintenance contract costs $150-$300/year per home. Build a base of 500 contracts and you have $75,000-$150,000 in predictable annual revenue before touching a single repair call.

Revenue model: Maintenance contracts ($150-$300/year), service calls ($150-$600), system replacements ($5,000-$15,000 residential, $20,000-$100,000+ commercial). The replacement revenue is where the big money lives — a single commercial HVAC installation can be a $50,000+ job.

Scaling advantage: HVAC businesses sell more easily than other trade businesses because of the maintenance contract base. A buyer isn’t just purchasing your trucks and tools — they’re purchasing a stream of recurring revenue. HVAC businesses typically sell for 3-5x annual owner benefit, compared to 1-3x for other trades.

The downside: HVAC is the most seasonal of the four trades. Summer and winter are slammed. Spring and fall can be slow. A 6-truck HVAC company might have 50+ calls per day in July and 8 per day in October. Managing cash flow across seasonal peaks and valleys requires discipline and planning. Startup costs are also the highest because HVAC equipment (recovery machines, vacuum pumps, refrigerant, gauges) is expensive and specialized.

How the DDH Trade Business Revenue Calculator Handles This

Choosing between trades — or evaluating whether to start a trade business at all — requires modeling your specific market conditions, not just looking at national averages.

The DDH Trade Business Revenue Calculator lets you build revenue projections for any trade. Input your service rates, average jobs per week, maintenance contract count, seasonal adjustment factors, and overhead costs. It generates monthly cash flow projections that show the seasonal revenue pattern — critical for HVAC and roofing businesses where 60-70% of revenue comes in 5-6 months.

The employee scaling model shows what happens to your bottom line as you add trucks and technicians. Each additional crew increases revenue but also adds payroll, vehicle costs, and management overhead. The calculator finds the sweet spot — the crew size where your owner income per hour invested is maximized.

Roofer: The High-Revenue, High-Risk Outlier

Roofing is the outlier in this comparison. It has the lowest barrier to entry (no license required in most states), the lowest employee wages, and the highest per-job revenue ($5,000-$15,000 for a residential reroof). It also has the highest physical toll, the worst seasonal impact, and the most weather-related uncertainty.

Revenue model: Almost entirely project-based. A residential reroof generates $8,000-$15,000 in revenue with material costs of $3,000-$6,000. After labor and overhead, net profit per job runs $2,000-$5,000. A solo roofer with a small crew completing 3-4 roofs per month can gross $30,000-$60,000/month during peak season.

The storm chasing factor: Hail storms and wind events create explosive demand. Roofers in storm-affected areas can see 6 months of revenue compressed into 6 weeks. Some roofers follow storms regionally — they’re called storm chasers, and the most aggressive ones gross $500,000+ annually. The trade-off: constant travel, insurance claim disputes, and a reputation problem that affects the entire industry.

The downside: Roofing has the highest injury rate of any trade. Falls are the leading cause of death in construction. The work is physically brutal — carrying 70-pound bundles of shingles up ladders in 95-degree heat. Most roofers transition off the tools by age 40-45, either into management or out of the trade entirely. If your business plan requires you to personally roof houses for 20 years, your body will veto that plan.

The Verdict: Which Trade Wins in Each Dimension?

My Recommendation: The 20-Year View

If I were 22 and choosing a trade today, I’d go electrical. The demand outlook is the strongest (solar, EVs, data centers, smart homes), the physical toll is the lowest, and the licensing barrier — while annoying — creates a moat that keeps competition manageable.

If I were 30 with some capital and wanted to build a business quickly, I’d go HVAC. The maintenance contract model creates a business that generates revenue while I sleep, and the higher startup cost filters out casual competitors.

If I needed income fast with minimal investment, I’d start in roofing and use the cash to fund a transition into electrical or HVAC within 2-3 years. Roofing builds capital quickly, but it’s not a 20-year career for your body.

The Practical Takeaway

Step 1: Research licensing requirements in your state for your top 2 trade choices. Some states have reciprocity agreements that let you transfer licenses — worth knowing if you might relocate.

Step 2: Talk to 3 business owners in your chosen trade and ask: “What does your monthly revenue look like in your slowest month vs. your busiest?” The seasonal spread determines your cash flow planning needs.

Step 3: Model your trade business in the DDH Trade Business Revenue Calculator to project your first-year revenue, monthly cash flow, and break-even point based on your specific market and pricing.

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