List of Construction companies in Ontario
Ontario has approximately 8,691 Construction companies as of March 13, 2026. The highest concentrations are in cities such as Toronto (637), Mississauga (565), Brampton (407), positioning Ontario as a key regional market for city-level and statewide B2B campaigns.
Ontario, contributing around 29.5% of all 29,462 Construction companies in Canada, making it one of the largest and most important state-level markets for targeted outreach. Around 44.8% of Construction companies in Ontario have email addresses, 94.7% have phone numbers, and 43.3% include both — with 68.6% also having a website.
Businesses in this dataset are well-represented on social media: 1,953 have Facebook pages, 2,065 are on Instagram, 990 have LinkedIn profiles, 566 use X (formerly Twitter), 563 maintain YouTube channels. Over 4,939 Construction companies have been rated by real users, making this dataset a strong fit for reputation management and review-based outreach. This dataset helps target Construction companies across Ontario efficiently.
| 8691 Number of Construction companies | |
| 3894 Email addresses | |
| 8234 Phone numbers | |
| 5961 With Websites | |
| 990 LinkedIn Profiles |
| 1953 Facebook Profiles | |
| 2065 Instagram Handles | |
| 566 X Handles | |
| 563 YouTube Channels | |
| 3761 Phone and Email |
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Data updated on March 13, 2026
$ 89 $178 (Discount: 50% OFF)
Download sample list of Construction companies in Ontario
Find new clients and close more deals with the world s best business leads provider. You can download Construction companies email and phone number lists for your sales teams. Here is a random sample of 0 records for you to look at the fields and the data that we provide.
| NAME | Address | City | State | Country | Phone | Website | Review Count | Review Scores | Google URL | Youtube | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
How many Construction companies are there in the Ontario?
Construction companies in the Ontario
Last updated: March 13, 2026
Approximately 44.8% of Construction companies in Ontario have email contacts, while 94.7% have phone numbers, giving strong contact coverage for regional sales and marketing.
Data last updated March 13, 2026
94.7%
8,234 Construction companies in Ontario with Phone Number
44.8%
3,894 Construction companies in Ontario with Email Address
43.3%
3,761 Construction companies in Ontario with Phone and Email
Distribution by Location
Number of Construction companies across different territories
The Construction companies market in Ontario is highly concentrated in key cities such as Toronto (7.3%), Mississauga (6.5%), Brampton (4.7%), making these areas the most competitive and opportunity-rich markets.
City | Construction companies | % of Total |
|---|---|---|
| Toronto | 637 | 7.3% |
| Mississauga | 565 | 6.5% |
| Brampton | 407 | 4.7% |
| North York | 362 | 4.2% |
| Ottawa | 336 | 3.9% |
| London | 209 | 2.4% |
| Richmond Hill | 200 | 2.3% |
| Etobicoke | 182 | 2.1% |
| Scarborough | 174 | 2.0% |
| Hamilton | 172 | 2.0% |
| Markham | 171 | 2.0% |
| Concord | 166 | 1.9% |
| Woodbridge | 127 | 1.5% |
| Oakville | 121 | 1.4% |
| Burlington | 117 | 1.3% |
| Cambridge | 117 | 1.3% |
| Windsor | 109 | 1.3% |
| Kitchener | 98 | 1.1% |
| Barrie | 96 | 1.1% |
| Vaughan | 90 | 1.0% |
These figures highlight that Construction companies businesses are concentrated in economically active cities, making them prime targets for large-scale outreach campaigns.
How to Use the List of Construction companies in Ontario
Explore various use cases for leveraging our contact database.
Territory Sales & Regional Prospecting
Phone coverage across Ontario is solid — 94.7% of construction companies have phone numbers in this dataset. Your team can start calling Ontario-based prospects immediately, without spending time sourcing or validating contacts first.
Statewide Email Campaigns
44.8% of construction companies in Ontario have an email address on record. That's enough coverage to run full-state email sequences — from initial outreach to follow-up — hitting every major market and regional hub in a single campaign.
Multi-Channel Outreach Across Ontario
43.3% of construction companies in Ontario have both phone and email on record. Rather than running separate lists per channel, your team can coordinate calls, emails, and follow-ups against the same contacts from one dataset.
Regional Ad Targeting
68.6% of construction companies in Ontario have a listed website — a strong signal of digital presence. Use those records to build lookalike audiences or upload the full list as a custom audience on Facebook, Google, or LinkedIn for precise, state-level ad targeting.
Pitching Services to Ontario Businesses
67.3% of construction companies in Ontario are rated 4 stars or higher by real customers — a prime segment for reputation management tools, review platforms, and any service that helps businesses maintain or grow their online presence statewide.
Ontario's share of the national Construction companies market makes it a standalone opportunity — large enough to justify a dedicated state-level outreach strategy.
Top Cities in Ontario
List of Construction companies in Ontario with Social Media Accounts
23.8% on Instagram — indicating high social adoption across the state, supporting both organic and paid strategies
Explore Related Construction companies by Location
Around 68.6% of Construction companies in Ontario have an active website, ideal for agencies and SaaS tools looking to scale their reach across a single high-value state.
Data last updated March 13, 2026
68.6%
5,961 Construction companies in Ontario that have a website
31.4%
2,730 Construction companies in Ontario that do not have a website
Download sales qualified leads of Construction companies in the Ontario
Download this data in CSV, Esri Shapefile, Excel, GeoJSON, or KML (Google Earth) file formats.
With 5,850 Construction companies rated 4 stars or above, Ontario is a strong market for reputation management and statewide review outreach strategies.
1,801
1-star rated Construction companies in Ontario
311
2-star rated Construction companies in Ontario
396
3-star rated Construction companies in Ontario
911
4-star rated Construction companies in Ontario
4,939
5-star rated Construction companies in Ontario
Frequently Asked Questions
Answers of the most common questions about our dataset
How many Construction companies are there in Ontario?
There are 8,691 Construction companies in Ontario as of the latest update. This makes Ontario an active market for B2B outreach and lead generation in the Construction companies industry.
How many Construction companies in Ontario have email addresses?
3,894 Construction companies in Ontario have verified email addresses — giving you a strong foundation for direct email outreach and drip campaigns.
How many Construction companies in Ontario have phone numbers?
8,234 Construction companies in Ontario include phone numbers. Of those, 3,761 also have email addresses, making them ideal for multi-channel outreach.
Which cities in Ontario have the most Construction companies businesses?
The top cities by Construction companies count are Toronto (637), Mississauga (565), Brampton (407). These markets represent the highest concentration of prospects and are strong targets for priority outreach and regional campaign planning.
Is this dataset suitable for statewide outreach to Construction companies in Ontario?
Absolutely. The dataset covers 8,691 Construction companies businesses across Ontario, giving you full statewide coverage for email, phone, and digital campaigns without geographic gaps.
What data fields are included for each Construction companies in Ontario?
Each record typically includes business name, address, phone number, email, website, social media handles (Facebook, Instagram, LinkedIn, X, YouTube), and customer ratings where available.
How can I access the complete Construction companies list for Ontario?
You can purchase and instantly download the full dataset from this page. A free sample is also available so you can review the data quality and structure before buying.
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