Construction Businesses for Sale in Ontario | Buy & Invest Today
Discover your next big opportunity with DealStream’s comprehensive marketplace of construction businesses for sale in Ontario. Whether you’re looking to buy an established general contractor in Toronto, a specialized trades firm in Ottawa or a turnkey heavy-civil operation elsewhere in the province, our up-to-date listings feature detailed financials, growth projections and seller insights. Browse now to secure a profitable Ontario construction company and build your future success.
Showcased Deals
HVAC Service & Rental Co. / Reputable w Strong MRR
We represent a well-established and reputable residential HVAC services and water heater rental provider for the Southern Ontario golden horseshoe market (the “Company”) that is seeking acquisition. Founded by the principals in 1992, the Company serves a growing base of residential consumers with HVAC...
Muskoka Construction Management Company
Full service construction manager servicing Muskoka and surrounding regions. ~40 Full time employees Revenue 2020: $17M Revenue 2021: $27M Revenue 2022: $32M Est Revenue $40MM (2023) Est EBITDA $1.7MM (2023) Company owns more than $700K of tools and equipment ($530K of equity) Company owns...
All Matching Deals
HVAC Service & Rental Co. / Reputable w Strong MRR
We represent a well-established and reputable residential HVAC services and water heater rental provider for the Southern Ontario golden horseshoe market (the “Company”) that is seeking acquisition. Founded by the principals in 1992, the Company serves a growing base of residential consumers with HVAC...
Muskoka Construction Management Company
Full service construction manager servicing Muskoka and surrounding regions. ~40 Full time employees Revenue 2020: $17M Revenue 2021: $27M Revenue 2022: $32M Est Revenue $40MM (2023) Est EBITDA $1.7MM (2023) Company owns more than $700K of tools and equipment ($530K of equity) Company owns...
Windows and Railings Manufacturer in GTA: Retire
Booming Manufacturing business in the Heart of Toronto Industry Focus: Specializes in the design, manufacturing, and installation of aluminum railings and windows for high-rise buildings. Established: Business was founded in 2003, with a window division launched in 2021 to complement the railing...
Retirement – HVAC & Mechanical Business for Sale
• Well-managed and profitable HVAC & Mechanical services business with a strong operating history spanning over 100 years. • Primarily serves the residential market, with diversified revenue streams from new installations, service contracts, parts sales, and repairs. • Recognized as a trusted, go-to...
Restoration and Renovation Contractor
From simple residential renovation projects to large scale commercial Construction and Energy projects, this contractor is a reliable and trusted resource for all building needs, providing a vast range of maintenance and renovation services. As an emergency restoration company, it consistently operates...
Top-Performing Painting Contractor For Sale
Business Description: This well-established painting business operates across Southern Ontario and has a strong track record of consistent revenue and profitability. The company services a diversified base of residential and commercial clients with repeat business. Operations are well-structured and...
Kitchen & Bath Business – ON
Overview • Established in 2011, this premier full-service interior renovation company specializes in high-quality kitchen, bathroom, and cabinet refacing projects. With expert craftsmanship, personalized design, and outstanding customer service at its core, the business operates through a turnkey model...
Road Cleaning Services Business in South Ontario
• Business Overview Established commercial services business operating primarily in the construction and municipal sector. Provides essential maintenance and cleanup services including: Sweeping (30% of revenue), Flushing (20% of revenue), Vac Truck Services (50% of revenue), which includes flushing,...
Engineering& Environmental Business in E. Ontario
• Business Overview * Established in the mid-1990s, the business operates as a dual-division professional services firm combining engineering consulting, architectural technology, and environmental consulting under one platform. * The engineering division delivers integrated mechanical and electrical...
Specialty Trade Contracting Business in Ontario
Business Overview • Established Legacy: With over 50 years in operation, this business is a leading and well-established operator in Ontario’s trade contracting industry. • Comprehensive Services: The business operates as a leading specialty contractor, providing high-performance solutions for infrastructure...
Motivated Seller:Established Roofing Business GTA
Business Overview • Established Legacy: With over 30 years in operation, this business has built a solid reputation and a trusted name in the roofing industry • Comprehensive Services: Specializing in new construction and re-roofing, the business caters to a loyal residential client base Deal Highlights •...
Motivated Seller-Electrical Business in Hamilton
• Well Established & Reputable Electrical Contracting business in Hamilton & Niagara region, in operation for approximately 30 years • The business enjoys exceptionally high customer retention, reflecting its focus on quality and client service. • The Business has a multi-year track record of revenues,...
Electronics & Automation Equipment Manufacturer
Overview • The company is a long-standing manufacturer of access system and revenue control solutions with a robust dealer network across North America. Its diverse product range, certified quality standards, and in-house fabrication capabilities ensure both reliability and scalability. Supported by...
Commercial Electrical Contractor in GTA
*Company: Based in Greater Toronto Area (GTA) – well established with 35 years in operation *Industry and Revenues: Mainly from well-known industrial and commercial general contractors or major clients with an approximate split of 50/50% between projects and services. Around 40% of the revenues are...
Remote– Established Kitchen Renovation Business
Overview Established for over 15+ years, this Top-Rated & Award-Winning Home-Based Business is a specialized provider of custom modular cabinetry solutions and the profitable ‘cabinet refacing’ service for kitchens, vanities, and other residential spaces. Its streamlined model enables efficient project...
Profitable Bathroom Renovation Franchise
This is a rare chance to acquire a successful and well-known home renovation franchise business specializing in bathroom solutions. The company provides high-quality, custom remodelling services that meet the growing demand for modern, accessible, and functional bathroom spaces. With a streamlined...
Profitable Construction Cladding & Exterior System
Business Description This established Greater Toronto Area–based company operates within the construction industry, specializing in the design, fabrication, and installation of exterior cladding systems for residential and commercial buildings. The business functions as a reliable specialty trade partner...
Demolition Business in GTA
Business Overview *Specializes in commercial, industrial, and selective demolition, including hazardous materials abatement. *Services include demolition, hazardous materials abatement, and site preparation, all delivered using top-tier equipment, including remote-controlled demolition robots. *A...
Retirement-Profitable Industrial Electric Business
Established Reputation for Quality and Reliability in Industrial Electrical Contracting: Founded over 50 years ago, this industrial electrical contractor is based in the western GTA and services clients from the west through to the central GTA. The Company has built a strong reputation for quality workmanship,...
GTA Home Renovation Contractor: Owner Retiring
Business Overview *Long-established residential renovation contractor: established in the 1940s, the business specializes in interior and exterior renovations. *Service model: high-touch project management with licensed subcontractors; strong on-site presence from start to finish. *Reputation-driven:...
Turnkey Full-Service Building Analytics Company
Founder-led team remains in place to support execution and accelerate growth Turnkey energy intelligence platform supported by proprietary EMIS software and integrated sensors Backed by national clients (Largest Canadian Telecom provider and Largest REIT) and a pipeline exceeding $11M+ Government-funded...
Commercial Electrical Contracting Business
This is an exceptional opportunity to acquire a profitable electrical contracting company with 40+ years of proven success and an outstanding reputation built on quality workmanship and customer satisfaction. The business provides comprehensive electrical services across commercial and industrial sectors,...
Electrical Contractor in Waterloo/Kitchener Area
• Company: Very profitable, well-established Electrical contractor with 17y+ history • Consistent Performance: For the last 3 years (Y2022-2024) the average revenue was $1.88M/y and the average of seller’s discretionary earnings (SDE) was approximately $432k/y. • Loyal Client base: Strong/long...
Turnkey Garage Flooring Franchise - Immediate Cash
Why start from scratch when you can hit the ground running and generate profit from day one? This is a rare opportunity to acquire a home service business in premium garage flooring transformation in a high-demand, exclusive territory—with the infrastructure, systems, and customer base already in...
Profitable Flat-Roofing Contractor with 30+ Years
An established and consistently profitable commercial and industrial roofing company for sale with 30+ years in operation, this business is a true turn-key opportunity for a qualified acquirer. The company has built a trusted brand around flat-roof expertise, delivering reliable performance for property...
Tips for Buying Construction Businesses In Ontario
Understand Regulatory and Licensing Requirements
One of the most critical factors in buying a construction business in Ontario is ensuring full compliance with industry regulations and licensing. Before making any purchase, thoroughly review the business’s current licenses, permits, and legal standing with bodies such as the Ministry of Labour and the Workplace Safety and Insurance Board (WSIB). Failure to maintain proper certifications can result in hefty fines, work stoppages, or even losing the right to operate. This due diligence will not only protect you from inheriting past liabilities but will also give insight into how professionally the current owners have operated the business.
Assess the Pipeline and Reputation
Evaluating the company’s current project pipeline and market reputation is key to understanding future revenue streams and risk exposure. Examine active contracts, scope of work, and diversity of clients—ideally, the business should not be overly reliant on just one or two major clients or sectors. Beyond financial documents, speak directly with customers, suppliers, and subcontractors to gauge satisfaction and confirm the strength of these relationships. A business with a solid reputation and repeat clientele in Ontario’s competitive construction sector is a promising acquisition.
Scrutinize Equipment, Staff, and Safety Protocols
Construction businesses rely heavily on reliable equipment and skilled personnel. When assessing a target company, inspect the quality, age, and maintenance records of all major assets, such as vehicles and heavy machinery. Interview key staff to understand their expertise and willingness to stay post-transaction—this often determines operational continuity. Additionally, review the company’s health and safety policies to confirm compliance with Ontario’s stringent construction safety regulations, as a solid track record here greatly reduces your risk of future incidents or claims.
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