List of Energy Companies in Canada

Last updated 21 October 2026

There are 25,644 energy companies in Canada, one in every 167 Canadian companies. Most of them are small: half have one to four people, and only 1,028 firms employ 50 people or more. Three in ten of all energy firms are based in Calgary, Edmonton, Toronto, Grande Prairie and Vancouver. Below you find the largest energy firms in Canada, the cities where they cluster, how many started this year and which are the oldest. The full list with addresses, phone numbers and email is in our Canadian company database or through the Company Data API.

25,644 companies indexed · Data counted on 21 October 2026

Companies25,6441 in167 Canadian companiesCities2,019Largest cityCalgary 4,051Sole traders1%Employees1-4 (52%)Revenue$1M-$5M (52%)Email20%Phone79%Website46%

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A live view of all 25,644 energy firms, sorted by revenue. Narrow it by region, city, employee size, revenue, legal form or founding year, or search a firm by name.

Cenovus Energy INCCenovus Energy INC

	Company Name	Country	City	Address 1	State/Province	Postal Code	Website	Founding Year	Yearly Revenue in U.S. Dollars	Employees Total	Business Legal Type - Description	Number of Companies in Group	Company Registration Number
1	Cenovus Energy INC	Canada	Calgary	225 6 Ave Sw Suite 4100	Alberta	T2P 1N2	cenovus.*****	2008	$38,690,382,464	6,925	Corporation	141	17567596
2	Enbridge INC	Canada	Calgary	200 Fifth Ave Pl, 425-1st St Sw	Alberta	T2P 3L8	N/A	1987	$38,117,265,536	11,500	Corporation	765	2276020
3	Suncor Energy INC	Canada	Calgary	150 6 Ave Sw	Alberta	T2P 3E3	suncor.*****	2024	$37,275,401,475	12,591	Corporation	219	15625041
4	Imperial Oil LIMITED	Canada	Calgary	505 Quarry Park Blvd Se	Alberta	T2C 5N1	imperialoil.*****	1880	$36,733,658,624	11,238	Corporation	1478	0296465
5	Canadian Natural Resources LIMITED	Canada	Calgary	400 4 Ave Sw	Alberta	T2P 0J4	cnrl.*****	1973	$25,416,737,792	10,272	Corporation	92	N/A
6	Cnr International (south Africa) LIMITED	Canada	Calgary	2500-855 2 St Sw	Alberta	T2P 4J8	cnrl.*****	2000	$15,857,529,450	8	Corporation	N/A	N/A
7	Tc Energy CORPORATION	Canada	Calgary	450-1 St Sw	Alberta	T2P 5H1	tcenergy.*****	2003	$9,816,409,472	7,100	Corporation	400	4148444
8	Syncrude Canada LTD	Canada	Calgary	150 6 Ave Sw	Alberta	T2P 3E3	syncrude.*****	1964	$9,272,910,000	5,000	Corporation	219	N/A
9	Waste Connections, INC	Canada	Woodbridge	6220 Hwy 7 Suite 600	Ontario	L4H 4G3	wasteconnectionscanada.*****	2016	$8,919,591,000	14,671	Corporation	876	N/A
10	Altagas LTD	Canada	Calgary	707 5 St Sw Suite 1300	Alberta	T2P 1V8	altagas.*****	2010	$8,873,332,736	1,632	Corporation	95	16630162
11	Gibson Energy INC	Canada	Calgary	1700-440 2 Ave Sw	Alberta	T2P 5E9	gibsonenergy.*****	1953	$8,397,124,606	475	Corporation	55	N/A
12	Fortis INC	Canada	St. John'S	5 Springdale St Suite 1100	Newfoundland and Labrador	A1B 3T2	fortisinc.*****	1987	$8,203,270,656	8,800	Corporation	146	N/A
13	Citic Canada Petroleum LIMITED	Canada	Yellowhead County	53115 Hwy 47	Alberta	T7E 3E9	N/A	2003	$7,974,702,600	4,300	Corporation	9	N/A
14	Crown Investments CORPORATION Of Saskatchewan	Canada	Regina	400-2400 College Ave	Saskatchewan	S4P 1C8	cicorp.*****	2001	$7,818,844,800	9,300	Corporation	1214	N/A
15	Secure Waste Infrastructure CORP	Canada	Calgary	2300-225 6 Ave Sw	Alberta	T2P 1N2	secure.*****	2007	$7,607,343,104	1,847	Corporation	85	N/A
16	Hydro One LIMITED	Canada	Toronto	483 Bay St 8th Fl South Tower	Ontario	M5G 2P5	hydroone.*****	2015	$6,434,253,675	9,600	Corporation	74	N/A
17	Emera Incorporated	Canada	Halifax	5151 Terminal Rd	Nova Scotia	B3J 3S8	emera.*****	1998	$6,245,659,800	7,418	Corporation	133	N/A
18	British Columbia Hydro And Power Authority	Canada	Vancouver	333 Dunsmuir St	British Columbia	V6B 5R3	bchydro.*****	1970	$5,916,733,808	5,702	Corporation	2917	N/A
19	Gfl Environmental INC	Canada	Vaughan	100 New Park Pl Suite 500	Ontario	L4K 0H9	gflenv.*****	2007	$5,604,285,184	4,000	Corporation	469	N/A
20	Transcanada Pipelines LIMITED	Canada	Calgary	450 1 St Sw	Alberta	T2P 5H1	tcenergy.*****	2000	$5,529,379,200	4,800	Corporation	400	3707121
21	Ontario Power Generation INC	Canada	Oshawa	1908 Colonel Sam Dr	Ontario	L1H 8W8	gm.*****	1998	$5,123,123,584	10,736	Corporation	146	N/A
22	Keyera CORP	Canada	Calgary	200-144 4 Ave Sw	Alberta	T2P 3N4	keyera.*****	2005	$5,088,509,175	1,098	Corporation	57	N/A
23	Enbridge Gas INC	Canada	Toronto	500 Consumers Rd	Ontario	M2J 1P8	enbridgegas.*****	2019	$4,607,816,000	4,000	Corporation	765	N/A
24	Bp Canada Energy Company Ulc	Canada	Calgary	240 4 Ave Sw	Alberta	T2P 4H4	bp.*****	1948	$3,894,622,200	2,100	Corporation	5194	N/A
25	Tourmaline Oil CORP	Canada	Calgary	2900-250 6 Ave Sw	Alberta	T2P 3H7	tourmalineoil.*****	2008	$3,828,528,717	270	Corporation	19	N/A

Showing 25 of 25,791 companies

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Where in Canada?

Calgary has the most energy companies in Canada (4,051), ahead of Edmonton (1,042), Toronto (1,011), Grande Prairie (615) and Vancouver (518). Together the five hold three in ten of them. Relative to their size, Nisku, Drayton Valley and Fort St John have the most: 13.4 to 20.6 times the national share.

Cities by number of firms

2,019 Canadian cities have at least one energy firm; 302 have ten or more; 863 have exactly one. Click a city to set the lens.

Only here

Where they cluster

Energy firms per 100 companies, in cities with at least 100 of them. The national share is 0.60. Nisku has 20.6 times the national share.

20.6×
15.7×
13.4×
12.4×
12.1×
11.0×
10.8×
7.9×
6.4×
4.8×
3.9×
3.3×
2.3×
1.8×

Dashed line: the national share. A filled dot is twice the national share or more.

By province 15 provinces

Province	Firms	%
Alberta	11,070	43%
Ontario	5,454	21%
British Columbia	2,924	11%
Québec	2,423	9%
Saskatchewan	1,131	4%
Nova Scotia	432	2%
Manitoba	407	2%
New Brunswick	234	0.9%
Newfoundland and Labrador	234	0.9%
Nouveau-Brunswick	53	0.2%

Show all 15

Firm sizes in Canada

Of the 25,258 Canadian energy firms with a known headcount, 13,224 (52%) have one to four people, 7,053 have five to nine, 3,953 have ten to 49 and 1,028 have 50 or more. Most firms turn over between $1 million and $5 million a year (11,101, 52%).

EU size bands · the grey line shows all Canadian companies

Micro under 1020,277 80%
Small 10 to 493,953 16%
Medium 50 to 249965 4%
Large 250+63 0.2%

Grey line: the share among all Canadian companies (88% have under ten staff).

2,184

firms turn over more than $5 million a year; 1,407 more than $10 million.

firms were entered in 2026.

How many energy companies are there in Canada?

Energy companies and energy firms in Canada

25,644

21 October 2026

There are 25,644 energy companies and energy firms in Canada in our data (21 October 2026). That is one in every 167 Canadian companies. About 2 new firms are entered in the register every month this year (19 so far in 2026).

Structure

Single-site firms: 20,269 79%
Head offices: 1,104
Branch offices: 4,271

Classification

Our platform filter is SIC major group 13, major group 29, major group 49.

12,823 of the 25,644 are corporations (Inc., Ltd., Corp.) (50%); 318 are sole traders. They come from Corporations Canada and our Canadian register data, through the Company Data API.

Largest energy firms in Canada

The biggest firms by staff and by revenue, the largest in Calgary, the biggest newcomers of 2026 and the oldest firms. Click a name for the record.

Suncor Energy is the largest energy firm in Canada by headcount. 1,028 firms employ 50 people or more; 548 employ 100 or more.

1Calgary12,591 staff
2Calgary11,238 staff
3Oshawa10,736 staff
4Calgary6,925 staff
5Vancouver5,702 staff
6Winnipeg5,567 staff
7Calgary4,772 staff
8Calgary4,254 staff
9Toronto3,967 staff
10Chalk River3,260 staff

By employee size · 25,258 firms with a known headcount

Employees	Firms	%
1-4	13,224	52%
5-9	7,053	28%
10-19	2,291	9%
20-49	1,662	7%
50-99	480	2%
100-199	328	1%
200-499	157	0.6%
500-999	48	0.2%
1,000+	15	<0.1%

52% have 1 to 4 people; 1,662 have 20 to 49; 1,028 have 50 or more.

By yearly revenue (USD)

Revenue	Firms	%
< $100K	21	<0.1%
$100K-$500K	2,393	11%
$500K-$1M	5,592	26%
$1M-$5M	11,101	52%
$5M-$10M	777	4%
$10M-$50M	897	4%
$50M-$100M	157	0.7%
$100M-$500M	216	1%
$500M+	137	0.6%

52% between $1 million and $5 million; 11,101 between $1M and $5M; 2,184 above $5M.

Energy firms in Calgary

Calgary has 4,051 energy companies and energy firms, 1.4% of all 292,372 Calgary companies and 131% above the national share. Half Calgary firms have fewer than five people; 234 have 50 or more. 4 new firms were entered in 2026, 433 date from before 1990.

Size

1-4 staff: 1,821 · 46%
5-9: 1,195 · 30%
10-19: 394 · 10%
20-49: 277 · 7%
50+: 234 · 6%

Legal form

Sole traders: 10 · 0.2%
Partnerships: 122 · 3%
Corporations (Inc., Ltd., Corp.): 2,753 · 68%
Other or none: 1,166 · 29%

Of the Canadian total: 15.8%
Of all Calgary companies: 1.4%
Against the national share: 2.3×

New

Entered 2026 so far: 4
Entered 2025: 9
Of Canada's 2026 entries: 21.1%

Old

Before 1990: 433 · 11%
1990 or later: 3,618 · 89%
Of Canada's pre-1990 firms: 18.8%

Reachable

Email: 694 · 17%
Phone: 3,253 · 80%
Website: 1,884 · 47%

Revenue (USD)

Under $100K: 4 · 0.1%
$100K-$500K: 397 · 11%
$500K-$1M: 913 · 24%
$1M and more: 2,428 · 65%

Largest

112,591
211,238
36,925
44,772
54,254

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How they compare

In other countries

Country	Firms	Per 1,000 cos.
The USA	371,409	5.8
India	299,102	7.7
France	264,554	18.4
Italy	81,126	11.6
Germany	70,674	10.4
Canada	25,644	6.0

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Free sample: energy firms in North America

How reachable are they?

Energy firms are easier to reach than the average Canadian company: 79% list a phone number and 46% a website.

Email5,013 20%
Phone20,248 79%
Website11,799 46%

Grey line: all Canadian companies (email 19%, phone 62%, website 38%).

The full list with these fields is in our Canadian company database.

The oldest firms in Canada

Our data holds 13 Canadian energy firms from before 1900, 114 from before 1950 and 2,307 from before 1990.

1834
1. Toronto
1858
1. Hawkesbury
1872
1. Toronto
1876
1. Orillia
1880
1. Collingwood
1880
1. Calgary

Older than you

Live tool

Move the slider to a year. Two live counts, scoped to this industry.

1990

2,307

Canadian energy firms date from before 1990

205

were entered in 1990

Sole traders or corporations (Inc.: how they are organised

One in eighty-one Canadian energy firms work as sole traders, against 2% of all Canadian companies. Half are corporations (Inc., Ltd., Corp.).

Sole traders3181%
Partnerships3741%
Corporations (Inc., Ltd., Corp.)12,82350%
No form on record or other12,12947%

Single-site: 79%
Head offices: 1,104
Branches: 4,271

All Canadian companies: 2% sole traders, 0.6% partnerships, 43% corporations (Inc., Ltd., Corp.).

Frequently asked questions

How many energy companies are there in Canada?

There are 25,644 energy companies and energy firms in Canada in our data, counted on 21 October 2026. That is one in every 167 Canadian companies.

Which is the largest energy firm in Canada?

Suncor Energy in Calgary, with 12,591 staff. By revenue Enbridge in Calgary leads with $46.4 billion a year.

Which Canadian city has the most energy companies?

Calgary, with 4,051, ahead of Edmonton (1,042), Toronto (1,011), Grande Prairie (615) and Vancouver (518). Relative to its size, Nisku has the most: 20.6 times the national share.

How many energy firms are there in Calgary?

4,051, which is 1.4% of all 292,372 Calgary companies and 131% above the national share.

How big is a typical energy firm?

Small. 52% of the 25,258 firms with a known headcount have one to four people; 1,028 have 50 or more. Most turn over between $1 million and $5 million a year.

Are Canadian energy companies sole traders or companies?

One in eighty-one (318) are sole traders, 1% are partnerships and 50% (12,823) are corporations (Inc., Ltd., Corp.).

How many energy firms started in 2026?

19 were entered in the Canadian register so far in 2026, after 47 in 2025. 17 of them are corporations (Inc., Ltd., Corp.).

What is the oldest energy firm in Canada?

Bechem Canada in Toronto, 1834, followed by Town of Hawkesbury Waterworks in Hawkesbury (1858) and Metropolitan Toronto Waterworks System in Toronto (1872). 13 firms date from before 1900.

Which industry code covers energy companies?

Our platform filters them on SIC major group 13 (oil and gas extraction), major group 29 (petroleum refining and related industries) and major group 49 (electric, gas, and sanitary services).

Can I download the full list?

Yes. All 25,644 firms with address, phone, email, legal form, employees, revenue and founding year, as Excel, CSV or through the API.

Discover more: related industries, in other countries

The lists closest to this one. Every industry and city in Canada is on the Canada page.

Energy

Europe

Americas

Asia Pacific

Africa and Middle East

Energy Companies in South Africa

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