Mathews, Dinsdale & Clark

Name

Mathews, Dinsdale & Clark

Legal name

Mathews, Dinsdale & Clark LLP

Website

https://mathewsdinsdale.com

Company type

Private

Founded year

1956

Operating status

Operating

Headcount range

101–250 employees

Short description

Mathews, Dinsdale & Clark LLP is a Canadian law firm founded in 1956 that provides exclusive labour and employment legal services to Canadian employers across seven national offices.

Ownership category

akta.pro rank

Product category

Labour and Employment Legal Services

NAICS

Offices of Lawyers (541110), Offices of Lawyers (54111), Legal Services (5411)

SIC

Services-Legal Services (8111)

akta.pro primary industry

Employment & Labor Law (BPAHAAAD)

akta.pro secondary industries

Labor Relations & Employment Practice Advisory (BPAHAGAK), Litigation & Dispute Resolution (BPAHAAAB), Litigation Support & Expert Witness Services (BPAHALAG)

Keywords

• Labour employment law
• Workplace law services
• Employment litigation defence
• Occupational health safety law
• Business immigration law

Headquarters

HQ city

Toronto

HQ country

Canada

HQ region

North America

Offices6 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Technology or R&D, Others

Revenue model

1. Legal Services - Professional Fees: The firm generates revenue through professional legal fees charged to employer clients for workplace law representation and advisory services across employment law, labour relations, occupational health and safety, human rights, immigration, workers' compensation, and litigation.

Go-to-market motion2 records

Distribution channels3 records

Marketing channels7 records

Core offering

Mathews, Dinsdale & Clark is a Canadian law firm that delivers specialized legal advisory, advocacy, and litigation services exclusively in workplace law — covering employment law, labour relations, occupational health and safety, human rights, federal sector, construction labour relations, business immigration, and workers' compensation — to employers ranging from small businesses to multinational organizations across Canada. The firm is supported by a 24-hour OHS emergency hotline and a knowledge publication program serving Canadian employers in every province and territory.

Product overview

Mathews Dinsdale is a national Canadian law firm offering a unified suite of workplace law legal services. The firm does not operate a software product or platform. Its service portfolio is organized around nine core practice areas: Employment Law, Labour Relations, Occupational Health and Safety, Human Rights, Litigation and Advocacy, Construction Labour Relations, Federal Sector Labour and Employment, Business Immigration, and Workers' Compensation. These practice areas are supported by a 24-hour OHS emergency hotline, complimentary webinars and client seminars, and published knowledge resources (In A Flash alerts and the Employers' Advisor newsletter). The firm delivers coast-to-coast coverage through seven offices across Canada, with lawyers licensed in every province and territory.

Differentiator

Problem solved

Functional benefit

Products and services

• Employment Law Legal Services Advisory and representation on employment matters including wrongful dismissal, employment contracts, terminations, restrictive covenants, and workplace policies for Canadian employers.
• Labour Relations Legal Services Representation and advice on unionized workplaces, collective bargaining, grievance arbitration, labour relations board proceedings, and certification matters for employers.
• Occupational Health and Safety Legal Services Advisory on OHS compliance, workplace safety investigations, regulatory requirements, and defence of Ministry of Labour orders and prosecutions for employers.
• Human Rights Legal Services Advice on human rights obligations, duty to accommodate, discrimination claims, and representation before human rights tribunals for employers.
• Litigation and Advocacy Services Litigation of workplace disputes including wrongful dismissal, class actions, employment standards, injunctions, arbitrations, and judicial reviews across Canadian courts and tribunals for employers.
• Construction Labour Relations Legal Services Specialized labour relations advice for the construction industry, including construction-specific collective bargaining and Labour Relations Board matters for construction employers.
• Federal Sector Labour and Employment Legal Services Legal services for federally regulated employers including banks, airlines, telecommunications, and federal Crown corporations.
• Business Immigration Legal Services Immigration law services for employers including work permits, Labour Market Impact Assessments (LMIAs), permanent residence applications, and compliance advisory.
• Workers' Compensation Legal Services Advice and representation on workers' compensation matters, WSIB claims, appeals, and employer compliance obligations across Canadian provinces.

Quantifiable outcome

• 24-HR OHS Employer Emergency Support hotline available at 1.855.632.4647

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

One partnership is on record.

• Ius LaboriscoreStrategic or Co-development PartnerMathews Dinsdale serves as the Canadian member of Ius Laboris, the world's leading alliance of legal service providers specializing exclusively in labour, employment, and pension law. The alliance provides access to 50+ countries and 1,400+ lawyers, enabling the firm to serve multinational employers with cross-border workplace law needs and providing international referral relationships.

Scale indicators5 records

Recent moves7 records

Expansion highlights5 records

Direct peers

• Rubin Thomlinson LLP: Toronto-based workplace law boutique specializing in investigations, employment law and HR consulting. Comparable as a specialty L&E firm targeting employers with overlapping practice areas in workplace investigations and human rights.
• Cavalluzzo LLP: Toronto-based law firm with a leading practice in labour, employment and human rights law. Direct competitor with strong recognition in legal directories and overlap in serving unionized and non-union employer clients.
• Sherrard Kuzz LLP: Toronto-based employment and labour law boutique serving employers. Direct competitor with similar specialty focus, similar client base (employers across all sizes), and overlapping practice areas including OHS, human rights and litigation.
• Filion Wakely Thorup Angeletti LLP: Ontario-based boutique law firm specializing exclusively in labour and employment law. Directly comparable as a Canadian specialty L&E boutique competing for the same employer-side mandates across provincial jurisdictions.
• Koskie Minsky LLP: Toronto-based firm with a prominent labour, employment and human rights practice. Competes directly for workplace law mandates and shares recognition in Best Lawyers and other Canadian legal directories.

Broad incumbents

• McCarthy Tétrault LLP: One of Canada's largest full-service national law firms with a substantial labour and employment practice group. Competes for the same employer-side mandates but bundles them with broader corporate, M&A and litigation capabilities.
• Osler, Hoskin & Harcourt LLP: Leading Canadian full-service firm with a recognized employment and labour practice. Competes for higher-end mandates and offers broader advisory capabilities, posing a competitive threat for enterprise clients seeking one-stop legal service.
• Norton Rose Fulbright Canada: Global full-service law firm with a strong Canadian employment and labour practice. Direct overlap on multinational employer mandates and benefits from global platform — competing for cross-border workplace law referrals.
• Littler Mendelson PC: World's largest labour and employment law firm exclusively representing employers. International specialty incumbent operating as part of Ius Laboris alliance; poses competitive threat on global mandate capture.
• Ogletree Deakins: Major U.S.-headquartered labour and employment specialty firm with international reach via Ius Laboris. Comparable specialty focus and potential competitor for cross-border mandates routed through the alliance network.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/mdclaw
• LinkedInlinkedin.com/company/mathews-dinsdale-and-clark-llp
• Facebookfacebook.com/100003116567581

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles15 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Mathews, Dinsdale & Clark