Top accounting companies in Canada
| 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 | Deloitte Llp | Canada | Toronto | 8 Adelaide St W Suite 200 | Ontario | M5H 0A9 | deloitte.***** | 1858 | $3,871,033,400 | 7,600 | Partnership of unknown type | 409 | N/A |
| 2 | Deloitte Management Services LP | Canada | Toronto | 200-8 Adelaide St W | Ontario | M5H 0A9 | deloitte.***** | 2007 | $1,293,971,000 | 7,000 | Partnership of unknown type | 409 | N/A |
| 3 | Pricewaterhousecoopers Llp | Canada | Toronto | 18 York St Suite 2500 | Ontario | M5J 0B2 | pwc.***** | 1960 | $1,201,544,500 | 6,500 | Partnership of unknown type | 65 | N/A |
| 4 | Kpmg Llp | Canada | Toronto | 333 Bay St Suite 4600 | Ontario | M5H 2S5 | home.***** | 1998 | $924,265,000 | 5,000 | Partnership of unknown type | 50 | N/A |
| 5 | Ernst & Young Llp | Canada | Toronto | 3100-100 Adelaide St W | Ontario | M5H 0B3 | eylaw.***** | 2013 | $610,014,900 | 3,300 | Partnership of unknown type | 313 | N/A |
| 6 | Bdo Canada & Associates LTD | Canada | Toronto | 36 Toronto St Suite 600 | Ontario | M5C 2C5 | mtcg.***** | 1983 | $498,444,000 | 2,400 | Corporation | N/A | N/A |
| 7 | Groupe Normandin INC | Canada | Québec City | 2335 Boul Bastien | Québec | G2B 1B3 | restaurantnormandin.***** | 1997 | $477,675,500 | 2,300 | Corporation | 53 | N/A |
| 8 | Raymond Chabot Grant Thornton S.e.n.c.r.l. | Canada | Montréal | 600 Rue de la Gauchetière O Bureau 2000 | Québec | H3B 4L8 | rcgt.***** | 1995 | $465,090,148 | 2,516 | Corporation | 127 | N/A |
| 9 | Bdo Canada Llp | Canada | Toronto | 20 Wellington St E Suite 500 | Ontario | M5E 1C5 | bdo.***** | 1921 | $406,676,600 | 2,200 | Partnership of unknown type | 154 | N/A |
| 10 | Adp Canada CO | Canada | Toronto | 3250 Bloor St W 6th Fl Suite 1600 | Ontario | M8X 2X9 | locations.***** | 2002 | $369,706,000 | 2,000 | Corporation | 498 | N/A |
| 11 | Doane Grant Thornton Llp | Canada | Toronto | 200 King St W Fl 20 | Ontario | M5H 3T4 | grantthornton.***** | 1999 | $351,169,320 | 2,590 | Partnership of unknown type | 206 | N/A |
| 12 | O.I. Employee Leasing INC. | Canada | Brantford | 188 Mohawk St | Ontario | N3S 2X2 | oigroup.***** | 1992 | $103,842,500 | 500 | Corporation | N/A | 2837943 |
| 13 | Mallette S.e.n.c.r.l. | Canada | Québec City | 3075 Ch Des Quatre-bourgeois Bureau 200 | Québec | G1W 5C4 | mallette.***** | 1994 | $83,183,850 | 450 | Partnership of unknown type | 30 | N/A |
| 14 | La Societe Des Medecins De L'universite De Sherbrooke S.e.n.c.r.l. | Canada | Sherbrooke | 2216-3001 12e Av N | Québec | J1H 5N4 | usherbrooke.***** | 1995 | $65,622,815 | 355 | Partnership of unknown type | 2 | N/A |
| 15 | Rsm Us Llp | Canada | Mississauga | 81 Lakeshore Road E | Ontario | L5G 4S7 | N/A | N/A | $64,698,550 | 350 | N/A | N/A | |
| 16 | Payworks INC | Canada | Winnipeg | 80 Payworks Way | Manitoba | R3Y 2L5 | payworks.***** | 2023 | $56,195,312 | 304 | Corporation | 11 | 14961056 |
| 17 | Hogg Shain & Scheck Professional CORPORATION | Canada | Toronto | 2235 Sheppard Ave E Unit 800 | Ontario | M2J 5B5 | hss-ca.***** | 1975 | $52,959,675 | 255 | Corporation | N/A | N/A |
| 18 | Greco Management INC | Canada | Hamilton | 21 Teal Ave | Ontario | L8E 2P1 | grecobros.***** | 1990 | $48,805,975 | 235 | Corporation | N/A | N/A |
| 19 | Richter S.e.n.c.r.l. | Canada | Montréal | 1981 Av Mcgill College Suite 11e | Québec | H3A 2W9 | richter.***** | 1994 | $46,213,250 | 250 | Partnership of unknown type | N/A | N/A |
| 20 | Demers Beaulne S.e.n.c.r.l. | Canada | Montréal | 1800 Av Mcgill College Bureau 600 | Québec | H3A 3J6 | demersbeaulne.***** | 1995 | $46,213,250 | 250 | Partnership of unknown type | 3 | N/A |
| 21 | Centre De Services De Paie Cgi INC | Canada | Montréal | 1611 Boul Cremazie E | Québec | H2M 2P2 | cgi.***** | 2001 | $44,364,720 | 240 | Corporation | 372 | N/A |
| 22 | Welch Llp | Canada | Ottawa | 123 Slater St Fl 3 | Ontario | K1P 5H2 | welchllp.***** | 2007 | $44,364,720 | 240 | Partnership of unknown type | 11 | N/A |
| 23 | Baker Tilly Wm Llp | Canada | Vancouver | 900-400 Burrard St | British Columbia | V6C 3B7 | bakertilly.***** | 2005 | $41,537,000 | 200 | Partnership of unknown type | 2 | N/A |
| 24 | Dale Matheson Carr-Hilton Labonte Llp | Canada | Vancouver | 1500-1140 Pender St W | British Columbia | V6E 4G1 | dmcl.***** | 2006 | $41,537,000 | 200 | Partnership of unknown type | N/A | N/A |
| 25 | Macalpine And Company INC | Canada | Woodstock | 40 Wellington St S | Ontario | N4S 3H3 | macarthurapp.***** | 2000 | $39,875,520 | 192 | Corporation | N/A | N/A |
Showing 25 of 31,280 companies
Request Free SampleAccounting companies in Canada by province
31,280 accounting companies across 13 Canadian provinces and territories. Hover any province to see its share of the Canadian accounting companies market.
Accounting companies in Canada by employee size
| Bracket | Companies | Share |
|---|---|---|
| 1-4 | 25,291 | |
| 5-9 | 3,720 | |
| 10-19 | 1,183 | |
| 20-49 | 712 | |
| 50-99 | 130 | |
| 0 or Unknown | 105 | |
| 100-199 | 90 | |
| 200-499 | 28 | |
| 500-999 | 13 | |
| 1.000-4.999 | 7 | |
| 5.000-9.999 | 1 |
Accounting companies in Canada by revenue
| Bracket | Companies | Share |
|---|---|---|
| 100.001 to 499.999 | 16,981 | |
| 500.000 to 999.999 | 10,607 | |
| 1.000.000 to 4.999.999 | 2,156 | |
| 0 or Unknown | 1,184 | |
| 5.000.000 to 9.999.999 | 218 | |
| 10.000.000 to 49.999.999 | 104 | |
| 1 to 100.000 | 13 | |
| 100.000.000 to 499.999.999 | 7 | |
| 50.000.000 to 99.999.999 | 5 | |
| 1.000.000.000 or more | 3 | |
| 500.000.000 to 999.999.999 | 2 |
SIC and industry classification for Canadian accounting companies
Canadian accounting companies fall under SIC code 8721. The list above covers every active Canadian company tagged with this code plus closely related codes, so the province and revenue breakdowns reflect the entire sector rather than a sample.
Closely related business services
Frequently asked questions about accounting companies in Canada
Our list tracks 31,280 active accounting companies across all ten Canadian provinces and three territories, sourced from federal Corporations Canada (ISED) and provincial business registries and verified monthly. The exact count changes as firms register, dissolve and merge.
The province with the most accounting companies is Ontario, followed by Quebec, British Columbia, Alberta and Manitoba. The full province breakdown above shows the share each Canadian province and territory holds.
Canadian accounting companies are primarily covered by SIC code 8721. The list above covers every active Canadian company tagged with this code plus closely related codes. The platform link beside each result lets you filter by sub-code or by SIC major group.
Yes. Apply your filters (province, size, revenue, etc.) on the platform, preview the result, then export the full filtered list as CSV or Excel. Larger exports are delivered by email link. Request a free sample first if you want to evaluate the data before you buy.
Every record includes the firm name, full business address, primary phone, business email (where available), website, BN, employee size, revenue band, founding year and SIC classification. Records are sourced from federal Corporations Canada and provincial registries and re-verified monthly.
Monthly. Each refresh removes firms that have dissolved and adds new registrations from the latest federal and provincial registry feeds. The "Last updated" line at the top of this page shows the most recent refresh date.
13 Canadian provinces and territories have at least one active accounting companie in our list. The province with most accounting companies is Ontario, followed by Quebec, British Columbia, Alberta and Manitoba. Use the interactive province map above to compare any two provinces by share of the Canadian accounting companies market.
