About Us


Sievert Financial Services Inc. strives to provide services specialized to meet every individual client’s needs. We provide financial and tax services to business, personal, and estate entities and work hard to ensure all legal tax reductions are pursued to minimize tax bills.


Bryon Sievert, CA, CPA, LPA

Bryon earned his Bachelor of Commerce from the University of Windsor in 1971, and a year later earned his C.A. in Ontario. He has been actively involved in numerous companies, along with being past director of the Toronto C.A. Association, and present director of the Etobicoke C.A. Association.
Bryon’s work experience includes being CFOs of the following public companies: The Brick Brewing Company Ltd. and Eskay Mining Company.

He has also been a senior partner in a number of public accounting firms including: Henderson and Sievert, Sievert and Associates, and Sievert and Sawrantschuk. Bryon currently operates under his own name, Bryon Sievert, CA, CPA, LPA.

On top of practicing for 43 years, Bryon has also been active in the film industry being an associate film producer of: The Truth, Casino Jack, and Trailer Park Boys.

Support Staff

Mark Sievert
Vice President

Mark has been in the accounting field for more than 20 years, working at firms in both Toronto and Ottawa. Working his way up in companies, he has trained numerous co-workers on software, tax preparation, accounting principles, and a range of other topics over the years. He has prepared numerous applications to claim the SR&ED (Scientific Research & Experimental Development) tax credit, as well as claims related to mineral exploration, oil, gas, and film tax credits.

Mark has a background in IT which aids greatly in the efficient preparation of statements, schedules, and templates. Having studied it for 13 years in school and throughout his time in Ottawa, Mark learned French which assists him in the preparation and further communication with Revenu Québec.

Humberto Alvarez
Staff Accountant and Tax Specialist

Humberto has been employed in the accounting industry for the past 16 years, working for three Toronto based firms. In 2000, Humberto earned a Business Accounting degree from Centennial College. He excels at his attention to detail and his persistence ensures that any project he begins will be completed in short order. He has done work ranging from simple tax issues to participating in audits of Latin American mining companies. Bilingual, fluent in both English and Spanish, Humberto continues to be a great asset to our organization.

Tyler Kee
Staff Accountant and Bookkeeper

Tyler has been with Sievert Financial Services Inc. since February 2014. He graduated from Wilfrid Laurier University in 2008, earning a Bachelor of Business Administration degree. Since then, he has been in a variety of employment roles in the skiing and golfing industries. This knowledge and interest in sports drove him to successfully design and manufacture his own skis. Tyler brings this innovation and creativity to his role at Sievert Financial Services Inc. Personal tax planning, bookkeeping, and responses to CRA correspondence are some of his many skills.