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ca-on · Williamstown

Companies in Williamstown, Ontario

305 companies on the Ontario Business Registry, ServiceOntario records, filed with a Williamstown principal address. Each row links to the company’s full profile; anything missing here can be found in search.

Williamstown at a glance

live counts
305
companies on file
1987–2026
registration years charted
2023
busiest year · 16 registrations
Williamstown registrations by year1987–2026
Williamstown registrations by year1987: 5 companies1988: 3 companies1989: 4 companies1990: 2 companies1991: 5 companies1992: 1 companies1993: 6 companies1994: 9 companies1995: 4 companies1996: 4 companies1997: 3 companies1998: 9 companies1999: 13 companies2000: 3 companies2001: 4 companies2002: 1 companies2003: 3 companies2004: 7 companies2005: 5 companies2006: 7 companies2007: 9 companies2008: 6 companies2009: 7 companies2010: 9 companies2011: 5 companies2012: 10 companies2013: 6 companies2014: 10 companies2015: 8 companies2016: 6 companies2017: 3 companies2018: 7 companies2019: 9 companies2020: 9 companies2021: 9 companies2022: 9 companies2023: 16 companies2024: 12 companies2025: 9 companies2026: 5 companies5101520
19871997200720162026
Williamstown registrations by year
Itemcompanies
19875
19883
19894
19902
19915
19921
19936
19949
19954
19964
19973
19989
199913
20003
20014
20021
20033
20047
20055
20067
20079
20086
20097
20109
20115
201210
20136
201410
20158
20166
20173
20187
20199
20209
20219
20229
202316
202412
20259
20265
Largest cities in OntarioWilliamstown highlighted
  1. Canada414,518
  2. Brampton228,443
  3. Markham109,527
  4. Scarborough97,839
  5. Richmond Hill84,702
  6. North York82,636
  7. Oakville72,630
  8. Williamstown305
Largest cities in Ontario
Itemcompanies
Canada414,518
Brampton228,443
Markham109,527
Scarborough97,839
Richmond Hill84,702
North York82,636
Oakville72,630
Williamstown305

Registrations before 1987 (43 companies) are left off the year chart. Filings without a registration date are counted in the total but not on the chart.

Companies 1–50 of 305

A–Z by legal name
CompanyBusiness categoryRegistry numberRegisteredStatusCity
1000063233 ONTARIO INC.—10000632332021-12-28ActiveWILLIAMSTOWN
1000173134 ONTARIO INC.—10001731342022-04-11ActiveWILLIAMSTOWN
1000182272 ONTARIO INC.—10001822722022-04-21ActiveWILLIAMSTOWN
1000228737 ONTARIO INC.—10002287372022-06-10ActiveWILLIAMSTOWN
1000296873 ONTARIO INC.—10002968732022-08-27ActiveWILLIAMSTOWN
1000392686 ONTARIO INC.—10003926862023-01-01ActiveWILLIAMSTOWN
1000491674 ONTARIO INC.—10004916742023-03-30ActiveWILLIAMSTOWN
1000513078 ONTARIO LTD.—10005130782023-04-21ActiveWILLIAMSTOWN
1000526410 ONTARIO INC.—10005264102023-05-04ActiveWILLIAMSTOWN
1000601325 ONTARIO LIMITED—10006013252023-07-20ActiveWILLIAMSTOWN
1000647026 ONTARIO INC.—10006470262023-09-08ActiveWILLIAMSTOWN
1000758930 ONTARIO INC.—10007589302024-01-05ActiveWILLIAMSTOWN
1000943943 ONTARIO INC.—10009439432024-07-05ActiveWILLIAMSTOWN
1001094720 ONTARIO INC.—10010947202024-12-18ActiveWILLIAMSTOWN
1001237501 ONTARIO INC.—10012375012025-05-16ActiveWILLIAMSTOWN
1001423631 ONTARIO INC.—10014236312025-11-24ActiveWILLIAMSTOWN
1001480223 ONTARIO INC.—10014802232026-01-22ActiveWILLIAMSTOWN
1001664235 ONTARIO INC.—10016642352026-07-02ActiveWILLIAMSTOWN
1023100 ONTARIO INC.—10231001993-04-28InactiveWILLIAMSTOWN
1036273 ONTARIO LIMITED—10362731993-09-16ActiveWILLIAMSTOWN
1036274 ONTARIO LIMITED—10362741993-09-16ActiveWILLIAMSTOWN
1036285 ONTARIO LIMITED—10362851993-09-16ActiveWILLIAMSTOWN
1055702 ONTARIO INC.—10557021994-02-02InactiveWILLIAMSTOWN
1075644 ONTARIO INC.—10756441994-08-19ActiveWILLIAMSTOWN
10765970 CANADA INC.—19952332018-05-03WILLIAMSTOWN
1083416 ONTARIO INC.—10834161994-06-01InactiveWILLIAMSTOWN
1127724 ONTARIO INC.—11277241995-04-21ActiveWILLIAMSTOWN
114880 CANADA INC.—7351001987-08-12WILLIAMSTOWN
117526 CANADA INC.—5285421982-09-23WILLIAMSTOWN
1278214 ONTARIO INC.—12782141998-03-05InactiveWILLIAMSTOWN
1278580 ONTARIO INC.—12785801998-04-15InactiveWILLIAMSTOWN
1323862 ONTARIO INC.—13238621999-01-11InactiveWILLIAMSTOWN
1327277 ONTARIO INC.—13272771998-12-07ActiveWILLIAMSTOWN
1329890 ONTARIO LIMITED—13298901998-12-31InactiveWILLIAMSTOWN
1332661 ONTARIO INC.—13326611999-03-11InactiveWILLIAMSTOWN
1338224 ONTARIO INC.—13382241999-02-16InactiveWILLIAMSTOWN
1343725 ONTARIO INC.—13437251999-05-18ActiveWILLIAMSTOWN
1352747 ONTARIO INC.—13527471999-05-12ActiveWILLIAMSTOWN
1362132 ONTARIO INC.—13621321999-06-25ActiveWILLIAMSTOWN
1362133 ONTARIO INC.—13621331999-06-25InactiveWILLIAMSTOWN
1364490 ONTARIO INC.—13644901999-09-28InactiveWILLIAMSTOWN
13779092 CANADA INC.—10001173762022-02-15WILLIAMSTOWN
1454370 ONTARIO INC.—14543702001-02-09InactiveWILLIAMSTOWN
1507765 ONTARIO LIMITED—15077652002-01-02ActiveWILLIAMSTOWN
15627338 CANADA INC.—10007488572023-12-21WILLIAMSTOWN
15673968 CANADA INC.—10007727132024-01-10WILLIAMSTOWN
1576432 ONTARIO LIMITED—15764322004-05-10ActiveWILLIAMSTOWN
15999367 CANADA INC.—10008829632024-05-02WILLIAMSTOWN
1618121 ONTARIO INC.—16181212004-05-13InactiveWILLIAMSTOWN
1618245 ONTARIO INC.—16182452004-08-18ActiveWILLIAMSTOWN

Williamstown registrations by year

59 years

Other cities in Ontario

60 largest