Insights

SME Focus Target small to medium owner-managed businesses and SMBs in Ottawa, highlighting McCay Duff LLP’s long-standing local presence and tailored accounting services as a selling point for value-added tax planning, wealth management, and outsourced finance support.

Not-for-Profit Niche Leverage expertise in unions, not-for-profits, and charitable organizations to pursue opportunities with associations and NGOs seeking specialized tax strategies, grant accounting, and compliance services.

Tax Innovation Promote the dedicated tax department’s strategies for wealth maximization and tax minimization as a differentiator to attract clients facing complex personal or corporate tax planning and succession needs.

Award Credibility Use the 2021 Best of Accounting Award to build credibility in client acquisition efforts, especially when approaching growth-minded firms and professional services seeking reputable accounting partners.

Growth Readiness Position firm as a reliable regional partner with revenue in the mid-range for firms of similar size, offering scalable services and potential cross-sell of advisory, payroll, and technology-enabled accounting solutions to expand client wallets.

McCay Duff LLP Tech Stack

McCay Duff LLP uses 8 technology products and services including Squarespace, Microsoft 365, Font Awesome, and more. Explore McCay Duff LLP's tech stack below.

  • Squarespace
    Content Management System
  • Microsoft 365
    Email
  • Font Awesome
    Font Scripts
  • Modernizr
    Javascript Libraries
  • WP Engine
    Platform As A Service
  • Yoast SEO
    Search Engines
  • reCAPTCHA
    Security
  • GoDaddy
    Web Hosting

McCay Duff LLP's Email Address Formats

McCay Duff LLP uses at least 1 format(s):
McCay Duff LLP Email FormatsExamplePercentage
FLast@mccayduff.comJDoe@mccayduff.com
79%
First.Last@mccayduff.comJohn.Doe@mccayduff.com
18%
LFirst@mccayduff.comDJohn@mccayduff.com
3%

Frequently Asked Questions

What is McCay Duff LLP's official website and social media links?

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McCay Duff LLP's official website is mccayduff.com and has social profiles on LinkedIn.

What is McCay Duff LLP's SIC code NAICS code?

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McCay Duff LLP's SIC code is 8721 - Accounting, Auditing, and Bookkeeping Services NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does McCay Duff LLP have currently?

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As of July 2026, McCay Duff LLP has approximately 67 employees across 1 continents, including North America. Key team members include Chief Operating Officer: K. D.Partner: D. L.Partner: N. M.. Explore McCay Duff LLP's employee directory with LeadIQ.

What industry does McCay Duff LLP belong to?

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McCay Duff LLP operates in the Accounting industry.

What technology does McCay Duff LLP use?

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McCay Duff LLP's tech stack includes SquarespaceMicrosoft 365Font AwesomeModernizrWP EngineYoast SEOreCAPTCHAGoDaddy.

What is McCay Duff LLP's email format?

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McCay Duff LLP's email format typically follows the pattern of FLast@mccayduff.com. Find more McCay Duff LLP email formats with LeadIQ.

When was McCay Duff LLP founded?

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McCay Duff LLP was founded in 1946.
McCay Duff LLP logo

McCay Duff LLP

AccountingOntario, Canada51-200 Employees

McCay Duff LLP is a full-service Chartered Accountants firm that has served the Ottawa area since 1946. The firm focuses on the needs of small to medium owner-managed businesses, unions, not-for-profit and charitable organizations, credit unions, condominium corporations, professionals, and individuals. It maintains a dedicated tax department that designs strategies to maximize clients' wealth while minimizing their tax obligations, and it offers a broad range of accounting services.

Based in Ottawa, Ontario, the firm positions itself as a mid-sized practice within the accounting industry, with a diverse regional client base. In February 2021, McCay Duff LLP received the Best of Accounting Award for superior service.

Section iconCompany Overview

SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1946
Employees
51-200

Section iconFunding & Financials

  • $10M$25M

    McCay Duff LLP's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    McCay Duff LLP's revenue is estimated to be in the range of $10M$25M

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