M&A in consulting news in Canada

An overview of consulting news in the category M&A in consulting in Canada:

MNP adds accountancies in Vancouver and Calgary MNP, a mid-market accounting and consulting firm, has acquired Vancouver-based Sierra Accounting and Calgary-based Kassam Chartered Accountancy.
03 February 2026
CPCS acquires ports and maritime advisory firm Mille407 CPCS, an Ottawa-based infrastructure and transport sector management consultancy, has acquired Mille407 (1407), a France-based ports and maritime advisory firm.
28 January 2026
BDO acquires government grant consultancy GrantMatch BDO Canada, a mid-market accounting and consulting firm, has acquired GrantMatch, an Oakville, ON-based government grant advisory services firm.
27 January 2026
MNP buys Toronto CPA firm Kanish & Partners MNP, a national mid-market accounting and consulting firm, has acquired Kanish & Partners, a Toronto-based chartered professional accounting firm, effective January 19, 2026.
19 January 2026
Doane Grant Thornton adds CPA firms in Ontario, Saskatchewan, and BC Doane Grant Thornton, a national mid-market accounting and consulting firm, announced the addition of several CPA teams across the country: Andrew Fynn and his team (Markham, ON); Neamtan & Associate
12 January 2026
MNP acquires firms in Quebec and Saskatchewan MNP, a national accounting and consulting firm, has acquired MLSG, a Montreal-based CPA firm; Boisvert & Chartrand, a Joliette, QC-based CPA firm; and Green Finance, a Regina-based external finance a
06 January 2026
CGI buys Winnipeg IT consultancy Online Business Systems CGI, a Montreal-based IT consulting firm, has acquired Online Business Systems (OBS), a Winnipeg-based IT consulting firm.
04 December 2025
AtkinsRéalis acquires Australia-based ADG Engineers AtkinsRéalis, a Montreal-based design and engineering consultancy, has acquired ADG Engineers, an Australia-based engineering consultancy.
03 December 2025
Davies acquires SCM Insurance Services – its largest deal ever Davies, London-headquartered professional services firm focusing on the insurance industry, has agreed to acquire SCM Insurance Services, an Edmonton-headquartered claims processing and risk solutions firm.
13 November 2025
Mercer acquires compensation specialist Hexarem Mercer, a New York-headquartered human resources and asset management consulting firm, has acquired Hexarem, a Montreal-based HR consultancy focusing on compensation and governance advisory.
04 November 2025
MNP expands in Langley with acquisition of Jay Kang CPA MNP, a national mid-market accounting and consulting firm, has acquired Langley, BC-based Jay Kang CPA.
29 October 2025
Doane Grant Thornton adds C. Nancy Birtch and ProVerus Doane Grant Thornton, a national mid-market accounting and consulting firm, has acquired C. Nancy Birtch CPA, a North Bay, ON-area accountancy, and ProVerus LLP, a Red Deer, AB-based accountancy.
24 October 2025
Cofomo acquires Adnia Conseils Cofomo, a Montreal-based IT consulting firm, has acquired Adnia Conseils Inc., a Quebec-based business intelligence and analytics consulting firm.
16 October 2025
Doane Grant Thornton acquires four CPA firms Doane Grant Thornton (DGT), a mid-market accounting and consulting firm, has acquired four chartered professional accounting firms across Ontario, Alberta, BC, and New Brunswick: Gibb Widdis CPAs; Ca
26 September 2025
MNP acquires firms in British Columbia, Ontario and Quebec MNP, a Calgary-headquartered mid-market accounting and consulting firm, this month announced the acquisition of Shaun Raymond US Tax Services, a Vancouver-based tax consultancy; Tierney, Simpson & Pr
25 September 2025
Stone Point Capital and CPP Investments acquire majority of OneDigital Funds managed by Stone Point Capital and Canada Pension Plan Investment Board (CPP Investments) have acquired a majority stake of OneDigital, an Atlanta-based insurance broking and HR consulting firm
22 September 2025
Egis acquires environmental consultancy Ecometrix Egis, a Paris-headquartered architecture and engineering firm, has acquired Ecometrix, a Toronto-based environmental and water consulting firm.
17 September 2025
Englobe acquires Ottawa engineering consultancy LRL Associates Englobe, the engineering consulting arm of Colliers, has acquired LRL Associates, an Ottawa-based engineering firm.
12 September 2025
SLR acquires renewables specialist Powerhaus Consulting SLR , a UK-based environmental and sustainability consulting firm, has acquired Powerhaus Consulting, a Toronto-based electrical engineering and design consultancy focusing on renewable ene
10 September 2025
J.S. Held buys fire engineering and building code specialist GHL Consultants J.S. Held, a US-based technical and forensic advisory firm, has acquired GHL Consultants Ltd., a Vancouver-based fire engineering and building code consulting firm.
13 August 2025
CIMA+ hires Mathieu Bélanger as VP for earth and environment CIMA+, a Laval, QC-headquartered engineering consulting firm, has hired Mathieu Bélanger as vice president of its earth and environment practice.
28 July 2025
Carlyle acquires Toronto IT consultancy Adastra Group Carlyle Group, a US-based private equity firm, has agreed to acquire a majority stake in Adastra Group, a Toronto- and Prague-headquartered IT consulting firm.
24 July 2025
DSS+ acquires Montreal firm Proaction International DSS+ (formerly DuPont Sustainable Solutions), a Switzerland-based operational consulting firm, has acquired Proaction International, a Montreal-based operational performance management and coaching consultancy.
21 July 2025
Deloitte acquires financial services consultancy Allevar Deloitte has acquired Allevar, a Toronto-based IT consulting firm focusing on the financial services industry.
07 July 2025
Englobe to acquire Peterborough engineering consultancy Cambium Englobe, the engineering consulting arm of Colliers, has announced its intention to acquire Cambium, a Peterborough, ON-headquartered engineering and environmental consulting firm.
10 June 2025
KPMG Canada buys digital twin specialist LlamaZoo Interactive KPMG Canada has acquired the assets and technologies of LlamaZoo Interactive, a Victoria, BC-based software firm specializing in enterprise application of digital twins.
04 June 2025
MNP acquires Winnipeg accounting and consulting firm Lazer Grant MNP, a national mid-market accounting and consulting firm, has acquired Lazer Grant, a Winnipeg-based accounting and consulting firm, effective July 1, 2025.
28 May 2025
MNP buys Cornwall accountancy Johnston Beaudette MNP, a national mid-market accounting and consulting firm, has acquired Johnston Beaudette Chartered Professional Accountants, effective July 1, 2025.
20 May 2025
CIMA+ acquires urban planning firm B&A CIMA+, a Laval, QC-headquartered engineering consulting firm, has acquired B&A, a Calgary-based urban planning firm.
15 May 2025
Colliers acquires engineering firm Higher Ground Consulting Colliers, a Toronto-based commercial real estate services and investment management firm, has acquired Higher Ground Consulting, a Calgary-based engineering consulting firm.
12 May 2025
BPA acquires sustainability consulting firm Ecovert BPA, a Montreal-based consulting engineering firm, has acquired Ecovert, a Toronto-based sustainability consulting firm, and affiliate EcovertCx, a building commissioning firm.
09 May 2025
Levio buys Ottawa consulting firm Systemscope Levio, a Quebec City-headquartered IT consulting firm, has acquired Systemscope, a boutique, Ottawa-based public sector consulting firm.
08 May 2025

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