About Our People

Matt Mersereau


“Welch shares and supports my passion for fostering a creative, collaborative and supportive environment, mentoring our team through the challenges and opportunities that will maximize their development, which will ultimately lead to success in achieving their goals.”

Matt has over 20 years of experience in providing assurance and business advisory services to owner managed businesses and not-for-profit organizations, specializing in the manufacturing, real estate and construction industries. Matt leverages his extensive experience to help provide innovative solutions to his clients, to enhance their ability to grow and navigate the ever evolving tax and financial reporting landscape. Matt received his CPA designation in 2007.

Prior to joining Welch, Matt was a partner at a national accounting firm, and has previous experience working with an international firm.

Matt’s experience includes facilitating internal training and development courses, as well as evaluating and enhancing assurance methodology, and developing internal training courses.

In addition to accounting firm specific training, Matt supports the profession through his role as an instructor for CPA Ontario, facilitating professional development courses on assurance standards, accounting standards for not-for-profit organizations, and accounting standards for private enterprises, including industry specific courses for accounting standards in the real estate and construction industries.

Quick Facts

Joined Welch in:



CPA Canada, CPA Ontario


Technical expertise: assurance standards, accounting and financial reporting standards Industry specialization: manufacturing, real estate, construction, not-for-profits

Favorite quote/ Words of Wisdom:

Embrace and learn from your failures – success is getting up one more time than you fall down

Community involvement:

Treasurer – Ottawa Jazz Festival

Hobbies/ talents:

Running, soccer

Favorite books (or authors):

Freakonomics, 7 Habits of Highly Effective People, Harry Potter series

Most memorable vacation:

Vienna, Austria




613-236-9191 #533


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