Contact coverage
37 of 50 company records include email or phone signals across company or employee fields.
- 33 with email signals
- 26 with phone signals
- 50 with LinkedIn profiles
- 81 visible employee profiles
Top Publishing Companies In Ontario
Browse 50 publishing companies in Ontario, including 44 with websites, 50 with employee estimates, 37 with contact signals. Featured companies include Postmedia Network Inc., Harlequin, Nelson Education.
Quick answer
This page covers 50 publishing companies in Ontario. Featured records include Postmedia Network Inc., Harlequin, and Nelson Education. 37 companies show email or phone contact signals (74% of the list).
List coverage
Market and location mix
Top observed locations include Toronto, Ontario, Canada, Ottawa, Ontario, Canada, and Ontario, Canada.
- Common industries: publishing
- 50 records include employee-size estimates
- 44 records include websites
Representative companies
Examples from the current list include Postmedia Network Inc., Harlequin, and Nelson Education.
- 100% of companies have LinkedIn profile links
- Use the company rows below to compare websites, locations, employee estimates, and contact signals.
About this company market
This directory brings together 50 publishing companies in Ontario for side-by-side comparison of company identity, location, employee estimates, founding year, and available contact coverage.
Across the current source records, commonly observed industries include publishing and the most frequent recorded locations are Toronto, Ontario, Canada, Ottawa, Ontario, Canada, and Ontario, Canada. Representative companies include Postmedia Network Inc., Harlequin, and Nelson Education. Coverage varies by company, so blank fields remain hidden rather than being inferred.
List highlights
- Largest employee estimate
- Postmedia Network Inc.
- 7.50K estimated employees in the available record.
- Earliest founded
- University Of Toronto Press
- Founded in 1901, the earliest populated founding year in this list.
- Most employee profiles
- Indigo Books & Music
- 5 employee profiles connected to the company record.
- Most represented location
- Toronto, Ontario, Canada
- 27 company records use this location.
Top company records at a glance
A source-backed comparison of the first 10 records in this list.
| Rank | Company | Location | Employees | Founded | Coverage |
|---|---|---|---|---|---|
| #1 | Postmedia Network Inc. | Toronto, Ontario, Canada | 7.50K | 2010 | email and phone |
| #2 | Harlequin | Toronto, Ontario, Canada | 3.00K | 1949 | email and phone |
| #3 | Nelson Education | Toronto, Ontario, Canada | 376 | 1914 | email and phone |
| #4 | Scholastic Canada Ltd. | Markham, Ontario, Canada | 210 | 1957 | Company record |
| #5 | Penguin Random House Canada | Toronto, Ontario, Canada | 188 | 2013 | Company record |
| #6 | Multi-Health Systems Inc. (Mhs) | Toronto, Ontario, Canada | 176 | 1983 | email and phone |
| #7 | Annex Business Media | Toronto, Ontario, Canada | 176 | 1997 | email and phone |
| #8 | Indigo Books & Music | Burlington, Ontario, Canada | 128 | Not listed | email and 5 employee profiles |
| #9 | University Of Toronto Press | Toronto, Ontario, Canada | 176 | 1901 | phone |
| #10 | Black Card Books | Stouffville, Ontario, Canada | 113 | 2010 | email and 5 employee profiles |
Company records in this list
- Companies listed:
- 50
- With websites:
- 44
- With LinkedIn profiles:
- 50
- With employee estimates:
- 50
- With contact signals:
- 37
- Visible employee profiles:
- 81
- Profiles with contact signals:
- 81
- With founding years:
- 42
Postmedia Network Inc.
Publishing
Postmedia Network Inc., a wholly owned subsidiary of Postmedia Network Canada Corp. (TSX:PNC.A, PNC.B), is the largest publisher by
Ontario, Canada
1.13K employees
Founded 2010
- Location:
- Ontario, Canada
- Employees:
- 1.13K
- Website:
- postmedia.com
- City:
- Toronto
- Founded:
- 2010
Harlequin
Publishing
Harlequin is one of the world's leading publishers of books for women
Ontario, Canada
740 employees
Founded 1949
- Location:
- Ontario, Canada
- Employees:
- 740
- Website:
- harlequin.com
- City:
- Toronto
- Founded:
- 1949
Nelson Education
Publishing
Nelson Education Ltd. is Canada’s leading educational publisher providing innovative products and solutions for learners of all ages.
Ontario, Canada
664 employees
Founded 1914
- Location:
- Ontario, Canada
- Employees:
- 664
- Website:
- nelson.com
- City:
- Toronto
- Founded:
- 1914
- Location:
- Ontario, Canada
- Employees:
- 210
- Website:
- scholastic.ca
- City:
- Markham
- Founded:
- 1957
- Location:
- Ontario, Canada
- Employees:
- 188
- Website:
- penguinrandomhouse.ca
- City:
- Toronto
- Founded:
- 2013
Multi-Health Systems Inc. (Mhs)
Publishing
Multi-Health Systems operates as a developer of innovative scientific technology solutions.
Ontario, Canada
185 employees
Founded 1983
Annex Business Media
Publishing
Annex Business Media is the largest business-to-business media company.
Ontario, Canada
144 employees
Founded 1997
- Location:
- Ontario, Canada
- Employees:
- 144
- Website:
- annexweb.com
- City:
- Toronto
- Founded:
- 1997
- Location:
- Ontario, Canada
- Employees:
- 128
- City:
- Burlington
Indigo Books & Music Employee emails
University Of Toronto Press
Publishing
University of Toronto Press is Canada’s academic publisher and university press in North America.
Ontario, Canada
124 employees
Founded 1901
- Location:
- Ontario, Canada
- Employees:
- 124
- Website:
- utorontopress.com
- City:
- Toronto
- Founded:
- 1901
- Location:
- Ontario, Canada
- Employees:
- 113
- Website:
- bookologybootcamp.com
- City:
- Stouffville
- Founded:
- 2010
Black Card Books Employee emails
Mcgraw-Hill Canada
Publishing
McGraw-Hill Education is committed in providing highest quality for their education, enjoyment, and professional development.
Ontario, Canada
110 employees
Founded 1909
- Location:
- Ontario, Canada
- Employees:
- 110
- Website:
- mheducation.ca
- City:
- Toronto
- Founded:
- 1909
Mcgraw-Hill Canada Employee emails
- Location:
- Ontario, Canada
- Employees:
- 89
- Website:
- brunico.com
- City:
- Toronto
- Founded:
- 1986
Mcgraw-Hill Ryerson
Publishing
mcgraw-hill ryerson record includes category: publishing, location: Whitby, Ontario, Canada, employee estimate: 86.
Ontario, Canada
86 employees
Founded 1909
- Location:
- Ontario, Canada
- Employees:
- 86
- City:
- Whitby
- Founded:
- 1909
Mcgraw-Hill Ryerson Employee emails
Newcom Media Inc.
Publishing
Newcom Media is a Canadian publishing company.
Ontario, Canada
82 employees
Founded 1987
Harpercollins Canada
Publishing
harpercollins canada record includes category: publishing, location: Toronto, Ontario, Canada, employee estimate: 79.
Ontario, Canada
79 employees
Founded 1989
- Location:
- Ontario, Canada
- Employees:
- 79
- City:
- Toronto
- Founded:
- 1989
Harpercollins Canada Employee emails
- Location:
- Ontario, Canada
- Employees:
- 76
- Website:
- itworldcanada.com
- City:
- Scarborough
- Founded:
- 1984
Snapd Inc.
Publishing
snapd is an organization that specializes in community-based advertising, public relations, networking, and marketing initiatives.
Ontario, Canada
73 employees
Founded 2005
Cforp
Publishing
It is an organization dedicated to the development, growth and improvement of French-language education.
Ontario, Canada
68 employees
Founded 1974
House & Home Media
Publishing
House & Home offers to take inside the most beautiful and unique homes across the country.
Ontario, Canada
66 employees
Founded 1986
- Location:
- Ontario, Canada
- Employees:
- 66
- Website:
- houseandhome.com
- City:
- Toronto
- Founded:
- 1986
Dundurn Press
Publishing
Dundurn Press is a publishing agency that sells fiction books through its web portal with the blogging platform.
Ontario, Canada
66 employees
Founded 1972
- Location:
- Ontario, Canada
- Employees:
- 66
- Website:
- dundurn.com
- City:
- Toronto
- Founded:
- 1972
Canadian Science Publishing
Publishing
Aan independent, not-for-profit scholarly publisher dedicated to serving the needs of researchers.
Ontario, Canada
64 employees
Founded 1929
- Location:
- Ontario, Canada
- Employees:
- 64
- Website:
- cdnsciencepub.com
- City:
- Ottawa
- Founded:
- 1929
- Location:
- Ontario, Canada
- Employees:
- 61
- Website:
- blackcardbooks.com
- City:
- Stouffville
- Founded:
- 2010
Jmir Publications
Publishing
JMIR Publications is the leading ehealth publisher
Ontario, Canada
57 employees
Founded 1999
- Location:
- Ontario, Canada
- Employees:
- 55
- Website:
- randomhouse.ca
- City:
- Toronto
- Founded:
- 1944
Pink Triangle Press
Publishing
Pink Triangle Press publishes LGBT media, news, arts, culture, entertainment, LGBT activism and community sponsorship news.
Ontario, Canada
54 employees
Founded 1971
- Location:
- Ontario, Canada
- Employees:
- 54
- Website:
- pinktrianglepress.com
- City:
- Toronto
- Founded:
- 1971
Pink Triangle Press Employee emails
- Location:
- Ontario, Canada
- Employees:
- 51
- Website:
- technokids.com
- City:
- Burlington
- Founded:
- 1993
Rubicon Publishing Inc.
Publishing
Rubicon is an award-winning publisher of K–12 learning resources for students and educators.
Ontario, Canada
49 employees
Founded 1987
- Location:
- Ontario, Canada
- Employees:
- 49
- Website:
- rubiconpublishing.com
- City:
- Oakville
- Founded:
- 1987
Rubicon Publishing Inc. Employee emails
Kids Can Press
Publishing
Kids Can Press is a publishing company that publishes children’s books, non-fiction, fiction, and graphic novels.
Ontario, Canada
48 employees
Founded 1973
- Location:
- Ontario, Canada
- Employees:
- 48
- Website:
- kidscanpress.com
- City:
- Toronto
- Founded:
- 1973
Firefly Books
Publishing
A North American publisher and distributor of non-fiction books.
Ontario, Canada
48 employees
Founded 1977
- Location:
- Ontario, Canada
- Employees:
- 48
- Website:
- fireflybooks.com
- City:
- Richmond Hill
- Founded:
- 1977
Firefly Books Employee emails
- Location:
- Ontario, Canada
- Employees:
- 47
- City:
- Ottawa
- Founded:
- 1966
Revue De Droit D'ottawa | Ottawa Law Review Employee emails
Toronto Life Magazine
Publishing
Toronto Life Publishing Company Limited is a mobile app developer company and developed an app Toront Life: Best Restaurants.
Ontario, Canada
44 employees
Founded 1966
- Location:
- Ontario, Canada
- Employees:
- 44
- Website:
- torontolife.com
- City:
- Toronto
- Founded:
- 1966
Ecw Press
Publishing
ecw press record includes category: publishing, location: Toronto, Ontario, Canada, employee estimate: 43, website: ecwpress.com.
Ontario, Canada
43 employees
Founded 1974
- Location:
- Ontario, Canada
- Employees:
- 43
- Website:
- ecwpress.com
- City:
- Toronto
- Founded:
- 1974
- Location:
- Ontario, Canada
- Employees:
- 43
- City:
- Toronto
- Founded:
- 1987
Newcom Business Media Inc. Employee emails
- Location:
- Ontario, Canada
- Employees:
- 42
- Website:
- mediaclassified.ca
- City:
- Vaughan
- Founded:
- 2007
- Location:
- Ontario, Canada
- Employees:
- 41
- Website:
- muse-magazine.com
- City:
- Kingston
- Founded:
- 2010
- Location:
- Ontario, Canada
- Employees:
- 40
- Website:
- mcclungs.ca
- City:
- Toronto
- Founded:
- 1992
Mcclung's Magazine Employee emails
- Location:
- Ontario, Canada
- Employees:
- 39
- Website:
- commercead.com
Commerce Ad & Marketing Inc Employee emails
- Location:
- Ontario, Canada
- Employees:
- 36
- Website:
- ccsenet.org
- City:
- Toronto
- Founded:
- 2006
Canadian Center Of Science And Education Employee emails
- Location:
- Ontario, Canada
- Employees:
- 36
- Website:
- postcity.com
- City:
- North York
- Founded:
- 1989
- Location:
- Ontario, Canada
- Employees:
- 35
- Website:
- houseofanansi.com
- City:
- Toronto
- Founded:
- 1967
House Of Anansi Press Employee emails
The Scientist
Publishing
The Scientist is a reports on the most exciting discoveries and innovative trends across the spectrum of life science research.
Ontario, Canada
35 employees
Founded 1986
- Location:
- Ontario, Canada
- Employees:
- 35
- Website:
- the-scientist.com
- City:
- Midland
- Founded:
- 1986
Goomba Stomp
Publishing
goomba stomp record includes category: publishing, location: Ontario, Canada, employee estimate: 35, website: goombastomp.com.
Ontario, Canada
35 employees
Founded 2016
- Location:
- Ontario, Canada
- Employees:
- 35
- Website:
- goombastomp.com
- Founded:
- 2016
Goomba Stomp Employee emails
Underknown
Publishing
Underknown is a digital-first factual media company based in Toronto
Ontario, Canada
34 employees
Founded 2016
- Location:
- Ontario, Canada
- Employees:
- 34
- Revenue:
- 2.54M
- Website:
- underknown.com
- City:
- Toronto
- Founded:
- 2016
Underknown Employee emails
- Location:
- Ontario, Canada
- Employees:
- 34
- City:
- Toronto
Chapters Indigo Employee emails
How this list was built
- 1 Companies are included when source records match publishing companies in Ontario.
- 2 Coverage counts are calculated from fields that are present in the current source record for each company.
- 3 The top-record comparison preserves the current list order; highlights compare only populated source fields.
- 4 Blank fields are omitted instead of filled with placeholder text.
- 5 Source records are refreshed when upstream records change; a per-page refresh timestamp is not available yet.
Frequently asked
- What is included in this publishing companies in Ontario list?
- It includes 50 company records with available company names, websites, locations, LinkedIn links, employee estimates, and contact signals when those fields are present.
- How does AeroLeads choose companies for this page?
- Companies are included when AeroLeads source records match publishing companies in Ontario; empty fields are hidden so the page shows only available evidence.
- Which companies are examples from this list?
- Representative records include Postmedia Network Inc., Harlequin, and Nelson Education.
- Which listed publishing companies has the largest employee estimate?
- Postmedia Network Inc. has the largest populated employee estimate in the current list at 7.50K. Employee figures are source estimates and may change.
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