Top 10 Accounting Companies in Canada 2025

Accounting companies are integral to the financial landscape of Canada, with a notable surge in their presence. As per IBISWorld, the accounting services industry in Canada is projected to reach a market size of $17.2 billion in 2024. This growth emphasizes the sector's importance and the increasing demand for financial expertise in the Canadian business landscape.

Selecting the right accounting firm amidst this diverse pool is crucial for businesses aiming to manage their financial affairs effectively. Factors such as industry specialization, size, and service offerings play a pivotal role in making an informed decision. Companies seeking accounting services should consider the firm's experience in their specific industry, ensuring that the chosen firm understands the unique challenges and regulations relevant to their business.

Recognizing this, Invensis, a renowned global finance and accounting service provider, has compiled a comprehensive guide featuring the top 10 accounting companies in Canada. This article will explore the best accounting companies along with their details. But before exploring the list, here is a look into Invensis as a premier accounting service provider.

Invensis Technologies Pvt Ltd

Specifics	Details
Key Services	Accounts payable Services, Procure to Pay (P2P) Services, Order to Cash (O2C) Services, Bookkeeping Services, Accounts Receivable, Finance Analysis & Reporting, Record to Report, Inventory Management Accounting, Payroll Processing, Cash Flow Management
Presence	United States, Canada, Germany, Switzerland, United Kingdom, Japan, Australia, New Zealand, France, Sweden and 40+ Countries Globally
Notable Clients	Amazon, Bank of America, Verizon, Insead, Diakrit, IBM, AirBus, General Electric(GE), Novo Nordisk, and over 1,000+ leading companies worldwide
Contact Details	Address: USA - Invensis Inc. 2785 Rockbrook Dr STE 204 Lewisville, TX 75067. Phone: US - +1 (302)-261-9036, UK - +44 203 411 0183, AUS - +61 3 8820 5183, IND - +91 80 2659 5899. Email: sales@invensis.net

For more information on Invensis and its expertise in finance and accounting services, Contact Us. Our team is ready to assist you with any inquiries you may have.

Since its inception in 2000, Invensis has been a global leader in providing expert financial and accounting services to businesses worldwide. The company boasts a dedicated team of financial experts, including CPAs, internal auditors, and budget analysts, with a wealth of experience in delivering precise balance sheets, income and bank statements, and cash flow statements. In Canada, Invensis is recognized for delivering tailored accounting solutions, encompassing services such as accounts management, bookkeeping, payroll processing, and financial analysis.

With a workforce exceeding 5000, Invensis has consistently addressed immediate client needs. Known for efficient processes, cost savings, consistent turnaround, and accounting best practices, the company sets high standards of professionalism in the accounting industry by following the standards set by the Accounting Standards Board (AcSB) based on the International Financial Reporting Standards (IFRS) and issued by the International Accounting Standards Board (IASB). Invensis also conducts multi-level quality assessment by implementing effective accounting quality protocols to ensure process accuracy. Today, the company has a client base of over 1,000 companies and has served industry giants like Bank of America, Amazon, and Verizon,

Top 10 Leading Accounting Companies in Canada

Some well-known and reputable accounting firms that were prominent across the country have their reputation among clients. Here are some of the major accounting companies in Canada:

1. Deloitte

Specifics	Details
Key Services	Accounting and taxation services, Audit and assurance, Financial advisory, Risk advisory, and related services.
Presence	56 locations across Canada
Notable Clients	Mid-market companies, Listed companies, and Not-for-profit organizations
Contact Details	8 Adelaide St W #200, Toronto, ON M5H 0A9, Canada +1 416-601-6150

Deloitte Canada is a member of Deloitte Touche Tohmatsu Limited, a UK private company. It provides auditing, consulting, risk management, financial advisory, tax, and related services to clients across Canada. With headquarters in Toronto, Canada, the firm boasts a team of 13,418 professionals and 1,063 partners dedicated to delivering comprehensive solutions. Led by Chief Executive Officer Anthony Viel and Chair Duncan Sinclair, Deloitte contributes to the worldwide success. In the fiscal year 2023, the Canadian branch reported a robust revenue of $3,968 million, showcasing its significant impact on the professional services landscape in Canada and beyond.

2. PwC Canada

Specifics	Details
Key Services	Accounting advisory services, alliances, audit and assurance, etc.
Presence	26 offices throughout Canada
Notable Clients	Global corporations, Private equity firms, Government agencies, and more
Contact Details	18 York St Suite 2500, Toronto, ON M5J 0B2, Canada +1 416 863 1133

PwC Canada boasts a rich 110-year history dedicated to fostering the success of Canadian enterprises. With over 7,700 partners and staff spanning the nation, the firm is committed to delivering top-notch services and products, addressing crucial challenges. Specializing in industry-focused professional services such as audit, assurance, tax, deals, and consulting, PwC Canada tackles issues ranging from cybersecurity and privacy to finance transformation and cost optimization.

Operating as a cohesive unit, the 152-country strong firm, with over 327,000 professionals, stands as a prominent player in the global professional services network, combining diverse perspectives and capabilities to achieve impactful outcomes.

3. KPMG

Specifics	Details
Key Services	Audit and assurance, advisory, tax, enterprise risk management, and strategy services.
Presence	40 locations in Canada
Notable Clients	Technology companies, Healthcare organizations, Energy and utilities, etc
Contact Details	333 Bay St Suite 4600 Toronto, ON, M5H 2S5 Canada +1 416 777 8500

KPMG Canada is a leading accounting services company providing audit, tax assurance, and financial advisory services to clients in various industries. KPMG Canada, boasting over 40 locations nationwide, is a preeminent professional services firm with a workforce exceeding 10,000. This diverse team instills confidence, fosters change and fuels innovation. Providing a comprehensive array of professional services tailored to diverse Canadian industries, KPMG serves as a strategic partner.

The firm's thought leaders, positioned across the country, deliver cutting-edge insights, trends, and resources. This commitment ensures that KPMG not only supports but also informs organizations' financial, operational, and strategic objectives, solidifying its role as a trusted ally in navigating the complexities of the Canadian business landscape.

4. EY Canada

Specifics	Details
Key Services	Audit and assurance, consulting, tax, corporate structuring, and business advisory services.
Presence	Offices in 17 locations
Notable Clients	Financial services companies, Manufacturing companies, Educational institutions, and more.
Contact Details	EY Tower, 100 Adelaide Street West, Toronto, ON M5H 0B3 +1 416 864 1234

EY Canada, part of the global EY network, is a leading professional accounting services firm renowned for its expertise in assurance, tax, transaction, and advisory services. With offices spanning major cities nationwide, including Toronto, Vancouver, Montreal, and Calgary, EY Canada maintains a robust presence, ensuring accessibility and support for clients across diverse industries.

With a vast network of more than 300,000 professionals and one million alumni worldwide, EY emphasizes the power of diversity and inclusiveness in fostering growth. The firm's commitment to leveraging diverse perspectives aligns with its purpose, creating a dynamic environment where innovation thrives. 

5. Grant Thornton Canada

Specifics	Details
Key Services	Advisory services, Tax services, Audit services, and more.
Presence	More than 50 locations nationwide
Notable Clients	Small and medium-sized enterprises (SMEs), Family-owned businesses, and Hospitality and leisure industries.
Contact Details	200 King St W 11th Floor, Toronto, ON M5H 3T4, Canada +1 416 366 4240

Grant Thornton LLP is a leading Canadian accounting and business advisory firm dedicated to providing audit, tax, and advisory services to diverse dynamic organizations throughout the country. In collaboration with the Quebec-based firm, Raymond Chabot Grant Thornton LLP has a combined workforce of around 4,700 individuals operating from offices nationwide.

As a valued member of Grant Thornton International Ltd, the company enjoys the benefits of a vast network comprising over 62,000 professionals, delivering distinctive and personalized services to clients across more than 130 countries.

6. BDO Canada

Specifics	Details
Key Services	Audit and assurance, tax, outsourcing, advisory, and digital solutions.
Presence	More than 100 locations nationwide
Notable Clients	Real estate and construction companies, Retail businesses, Non-governmental organizations (NGOs), etc.
Contact Details	20 Wellington Street East, Suite 500 Toronto, ON M5E 1C5 +1 416-865-0111

BDO Canada, a leading professional services firm, delivers a comprehensive suite of assurance, tax, and advisory services. Committed to client success, BDO tailors solutions for businesses of all sizes, fostering enduring relationships. Globally, BDO spans 162 countries and territories, boasting 73,854 professionals in 1,500 offices. Operating under consistent principles and quality standards, BDO ensures seamless cooperation among its global network.

This structure allows clients to benefit from localized expertise and understanding of their business intricacies, local and international markets, and industry specifics. BDO Canada's dedication to exceptional service is fortified by a truly global network, exemplifying integrity and excellence.

7. MNP LLP

Specifics	Details
Key Services	Audit and assurance, consulting, corporate finance, tax, enterprise risk management, valuation, litigation support, insolvency, and succession services
Presence	More than 100 locations nationwide
Notable Clients	Professional services firms, the Automotive sector, and private and public service companies.
Contact Details	Suite 2000, 330 5th Ave SW Calgary, AB, T2P 0L4 +1 403-444-0150

MNP, a prominent Canadian professional services firm established in 1958, operates nationally with a localized approach. Their commitment to individuals, businesses, and organizations is exemplified through client-focused accounting, consulting, tax, and digital services. With a headquarters in Calgary, Alberta, and a team of 8,625 members, including 1,205 partners across 124 offices, they provide personalized strategies for success.

As a member of the Praxity Alliance, comprising 700+ offices in 100+ countries, they offer a global network of experienced practitioners—bringing international expertise to their clients and fostering collaborative growth on a worldwide scale since their inception.

8. Smythe LLP

Specifics	Details
Key Services	Tax Planning & Compliance, Cross-Border & US Tax, Estates & Trusts, Audit & Accounting, Cloud Accounting
Presence	3 offices across the nation
Notable Clients	Health and life sciences companies, Government contractors, Nonprofit organizations, etc.
Contact Details	1700 – 475 Howe St Vancouver BC V6C 2B3 +1 (604) 687-1231

Smythe LLP, established in 1980, stands as a prominent professional services firm with offices in Vancouver, Langley, and Nanaimo. Catering to clients throughout BC and Canada, Smythe fosters their growth and success. Their collaboration with CPA professionals across primary markets equips us with global expertise to provide reliable, professional advice. Consistently ranked among the top accounting companies in BC and Canada, Smythe boasts a team of 201-500 employees and 210 associated members on LinkedIn who proudly identify Smythe LLP as their current workplace.

Headquartered in Vancouver, British Columbia, their specialties include Accounting, Taxation, Assurance, Debt Advisory, Business Advisory, and Valuations.

9. Baker Tilly WMP LLP

Specifics	Details
Key Services	Audit and accounting, Private enterprise, Public markets, Tax Services, Tax advisory, Cross-border and international, and EHT and workers’ compensation
Presence	40 locations across the country
Notable Clients	Professional services firms, Retail and consumer products, Real estate development, and more.
Contact Details	200 University Ave 14th Floor, Toronto, ON M5H 3C6, Canada +1 416-368-7990

Baker Tilly WM LLP, a prominent independent firm specializing in audit, tax, and advisory services, operates from Vancouver and Toronto. With a strategic presence in both cities, we effectively cater to diverse client needs. Baker’s dedicated teams, spanning various disciplines, ensure a seamless integration of professional expertise with client demands, resulting in outstanding service and business outcomes.

Boasting 22 partners and over 200 employees, we provide comprehensive business solutions, including audit, accounting, tax planning, business valuations, litigation support, corporate finance, and information technology services. Their clientele encompasses domestic and international corporate entities, professionals, and non-profit organizations across diverse industries.

10. Capstone LLP

Specifics	Details
Key Services	Accounting, Audit, Review Engagement, Notice to Reader, Financial Statements, Corporate Tax, Personal Tax, GST/HST, and more.
Presence	1 office in Toronto
Notable Clients	Technology startups, Hedge funds and private equity, Retail and apparel companies, etc.
Contact Details	1446 Don Mills Road #280 Toronto, ON M3B 3N3 +1 (416) 551-0760

Founded in 2016, Capstone LLP Chartered Professional Accountants is a Toronto-based firm with 11-50 employees, boasting over four decades of expertise in accounting, advisory, and tax services. Committed to exceptional customer service and unwavering integrity, Capstone’s chartered accountants prioritize professionalism, expertise, and timeliness for small, medium, and large business clients. With a strong foundation built on core values, they specialize in Small Business Accounting, Corporate Tax, Management Consulting, Tax Planning, Personal Tax, Incorporation Services, Business Advisory, and Cloud Accounting.

This article is brought to you by Invensis, a leading finance and accounting services provider. Contact us today to learn more about our services and improve your financial landscape.