Commercial Construction
- Manufacturing companies174
- Senior living operators119
- Commercial building owners and developers95
- Commercial property management firms50
- Hotel owners and management groups50
Portland-South Portland has 1,663 businesses with 20 or more people on site across the categories commercial trades sell to, and it leans toward hotels and senior living and nursing more than the U.S. as a whole. Here is how each trade's market looks, where the buildings are and when to call.
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Ranked by larger buildings per contractor against up to 100 markets (only markets with 10 or more contractors in a trade are ranked; n/r means not ranked). A higher rank means more buildings worth calling for every competitor working them.
| Trade | Contractors | 1-yr change | Larger buildings | Per contractor | Rank | Eligible targets | Push months |
|---|---|---|---|---|---|---|---|
| Commercial Construction Largest buyer group: manufacturing companies | 92 | 0 | 581 | 6.3 | #23 | · | Year-round |
| Commercial Roofing Largest buyer group: retail stores | 11 | +2 | 955 | 86.8 | #22 | · | Feb–Apr |
| Fire Protection Largest buyer group: restaurants | 18 | -2 | 946 | 52.6 | #28 | · | Year-round |
| Commercial Painting & Coatings Largest buyer group: retail stores | 14 | -2 | 1,054 | 75.3 | #37 | · | Feb–Apr |
| Commercial Cleaning & Janitorial Largest buyer group: ambulatory health care: physician, dental, outpatient and urgent care | 218 | -8 | 762 | 3.5 | #61 | · | Year-round |
| Commercial Electrical Largest buyer group: retail stores | 88 | -5 | 868 | 9.9 | #69 | · | Year-round |
| Commercial HVAC & Mechanical Largest buyer group: medical and dental office buildings | 81 | -3 | 649 | 8.0 | #77 | · | Apr–Jun, Sep–Nov |
| Paving & Asphalt Largest buyer group: retail stores | 34 | -3 | 997 | 29.3 | #82 | · | Feb–Apr |
| Commercial Landscaping Largest buyer group: retail stores | 481 | -7 | 1,044 | 2.2 | #92 | · | Feb–Apr |
| Commercial Flooring Largest buyer group: ambulatory health care: physician, dental, outpatient and urgent care | 9 | 0 | 681 | 75.7 | n/r | · | Year-round |
Every trade has its own target list. Here are the five largest target industries for each program in the Portland-South Portland metro, with local location counts; each guide lists all ten and who your SDR asks for.
Locations with 20 or more employees, U.S. Census Bureau, County Business Patterns 2023. Property management and similar categories count every company, whatever its size.
Named, sourced projects current as of 2026-09, and the trades each one puts to work.
Northeastern University's Roux Institute campus on the 13.5-acre former B&M Baked Beans site on Portland's waterfront, including a 250,000 sq ft academic and research building, a renovated historic bean factory and a parking garage for more than 600 cars.
A 250,000 sq ft research building carries large HVAC, electrical and fire protection scope through 2027, followed by flooring and painting, and a campus opening in 2028 needs cleaning and grounds contracts.
WMTW, 2026-03-18 →A new 55,000 sq ft recycling facility plus an 11,000 sq ft renovation and expansion at Ecomaine in Portland, raising sorting capacity to 25 tons per hour while the existing plant keeps running.
Industrial sorting lines need heavy electrical service and controls, and a building that stays in operation during construction needs phased roofing, fire protection and site paving work.
Waste Dive, 2026-05-20 →A four-story, 60,000 sq ft support building next to Pier 2 at General Dynamics Bath Iron Works in Bath, Sagadahoc County, with mechanics' workspace, workshops, a lunchroom, an auditorium and lockers.
A four-story building used around the clock by shipyard crews needs ongoing HVAC service, electrical maintenance, and heavy-use cleaning and floor care.
Mainebiz, 2026-04-14 →Renovation of an 8,000 sq ft building on Sweetser's Saco campus in York County into a 16-bed secure facility for youth residential psychiatric treatment.
Converting a building into a secure treatment setting means HVAC, electrical and fire alarm upgrades plus durable flooring and paint, and a 16-bed residential unit needs daily cleaning once open.
Spectrum News Maine, 2026-07-02 →A 12,000 sq ft addition to American Steel & Aluminum's manufacturing facility in Saco that will double the company's cutting capacity and add about 30 jobs.
An industrial addition brings new construction, electrical service for cutting equipment and roofing, then adds square footage to maintain.
Office of U.S. Senator Susan Collins, 2026-08-14 →Health systems, campuses, large employers and industrial parks hold the biggest concentrations of commercial buildings here. Each fact links to its source, checked 2026-10.
MaineHealth says Maine Medical Center has a total of 929 licensed beds across its Portland, Biddeford and Sanford locations and employs about 9,000 care team members.
A Level I trauma campus in Portland plus community hospitals in Biddeford and Sanford carry steady mechanical, life-safety, cleaning and flooring work.
MaineHealth →Wikipedia says USM's 210,000 square foot, 580-bed Portland Commons dorm opened in August 2023, alongside a 500-space parking garage.
Campuses in Portland and Gorham with residence halls, a parking garage and classroom buildings need cleaning, HVAC, grounds and snow-season paving work.
Wikipedia →WGME reported IDEXX, one of Maine's largest employers, broke ground on a new 135,000 square foot building on its Westbrook campus expected to bring up to 600 jobs.
A corporate and laboratory campus with office, lab and parking needs janitorial, HVAC, electrical and landscape service.
WGME →Maine Public reports nearly 2.6 million people flew in and out of the Jetport in 2025, breaking the prior year's record by more than 150,000 passengers.
The terminal, parking garage and airfield buildings need cleaning, HVAC service, electrical and pavement work.
Maine Public →Mainebiz reports the shipyard has nearly 8,000 civilian workers and needs to hire more than 700 workers annually to meet Navy demand.
A federal shipyard with dry docks, shops and support buildings runs heavy electrical, mechanical, roofing and fire protection systems.
Mainebiz →Mainebiz describes the park on Route 25 as the fourth largest industrial park in southern Maine, with over 325 acres of industrial zoned land and 62 tenants.
Sixty-two tenants in industrial and flex buildings means many separate owners buying roofing, paving, electrical and fire protection work in one park.
Mainebiz →Compared with the national mix, Portland-South Portland over-indexes on hotels, senior living and nursing and golf courses and country clubs. The fastest-growing categories over the past year: medical, dental and outpatient offices (+54), grocery stores (+1) and warehousing and distribution (+1).
| Category | Sites with 20+ | All establishments | vs. U.S. mix | 1-yr change |
|---|---|---|---|---|
| Restaurants | 392 | 1,641 | 0.98x | -19 |
| Retail stores | 370 | 2,392 | 0.95x | -49 |
| Medical, dental and outpatient offices | 214 | 1,301 | 0.83x | +54 |
| Manufacturing plants | 174 | 708 | 0.85x | -7 |
| Senior living and nursing | 119 | 329 | 1.44x | 0 |
| Wholesale distributors | 92 | 615 | 0.95x | -70 |
| Grocery stores | 68 | 308 | 0.82x | +1 |
| Hotels | 50 | 230 | 1.71x | -5 |
| Auto dealerships | 42 | 99 | 0.81x | -7 |
| Bank and credit union offices | 37 | 356 | 0.94x | -5 |
| Trucking companies | 26 | 175 | 0.40x | -7 |
| Private K-12 schools | 24 | 41 | 0.68x | -2 |
| Churches and religious organizations | 20 | 271 | 0.08x | 0 |
| Warehousing and distribution | 11 | 32 | 0.59x | +1 |
| Hospitals | 7 | 11 | 0.31x | 0 |
| Apartment and residential property managers | 7 | 119 | 0.71x | -1 |
| Golf courses and country clubs | 7 | 36 | 1.38x | +1 |
| Commercial property managers | 3 | 50 | 0.95x | -1 |
| Colleges and universities | 0 | 9 | 0.86x | -1 |
| Nonresidential building owners | 0 | 95 | 1.13x | +1 |
| Hosting and data processing companies | 0 | 27 | 1.15x | -20 |
Cumberland County holds 69% of the metro's larger business sites, so most programs start there and cover the rest of the metro for larger accounts.
| County | Larger business sites |
|---|---|
| Cumberland County | 1,112 |
| York County | 449 |
| Sagadahoc County | 49 |
Outdoor trades (roofing, paving, landscaping, exterior painting) work the months with lows of 40°F or above and sell in the months before. HVAC sells ahead of its heating and cooling peaks. Each trade page has its own calendar.
Maine does not license or regulate general contractors or trades such as roofing at the state level. Electricians, plumbers, and oil, solid fuel, propane and natural gas technicians are licensed by boards within the Office of Professional and Occupational Regulation, and fire sprinkler contractors are licensed by the Department of Public Safety.
Trade-by-trade rules are on each trade page. Confirm with Maine Office of Professional and Occupational Regulation (trade boards); Office of State Fire Marshal (fire sprinklers). Checked 2026-09-30.
Before you hire a sales development rep in Portland, price the whole job, not just the salary. Here is the local pay for sales representatives, and what a first year really costs once you add commission, payroll taxes and benefits, tools, recruiting and the manager time it takes to coach them.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025. Sales representatives of services, except advertising, insurance, financial services and travel (SOC 41-3091).
In-house adds $15,000 commission, 25% payroll taxes and benefits, $500/month tools, $5,000 recruiting and 4 manager hours a week at $75/hour, before ramp time or turnover. Abstrakt includes the SDR, management, tools and data.
Abstrakt's U.S.-based business development reps build a Portland target list around your trade, service area and ideal buildings, work it by phone, email, LinkedIn and direct mail, and book meetings with the people who sign. We will not run the same program for a direct competitor in your territory.
Selling into Maine? See the Maine outbound calling rules: do-not-call lists, calling hours and registration, so you know what a program here has to handle.
Yes. Abstrakt runs outsourced appointment setting for commercial trades across the Portland-South Portland, ME metro: our U.S.-based business development reps call the buildings, qualify the opportunity and book meetings with the person who signs. We run one program per trade per market.
Measured by larger buildings per contractor against the 100 markets we track (where a trade has at least 10 local contractors), commercial Construction (#23), commercial Roofing (#22) and fire Protection (#28) rank best in Portland.
Compared with the national mix, Portland-South Portland has more hotels (1.71x), senior living and nursing (1.44x) and golf courses and country clubs (1.38x). Those industries are the best-represented buyers for trades that serve them.
The metro covers Cumberland County, York County and Sagadahoc County. Cumberland County holds 69% of the larger business sites.
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