Who We Are

Deeth & Co. LLP is a mid-size firm with a dynamic team of accountants eager to serve your business needs. Setting us apart are two key elements:  the expertise and knowledge gained from more than fifty years in business and the understanding of modern business practices brought by a new generation of young accountants.  It is this collaboration between expertise and new passion that make us the perfect resource for emerging businesses.

Further, Deeth & Co. LLP strive to partner with their clients bringing ideas to the table year-round, not just at year-end.  Maintaining open communication, meeting deadlines and sharing our passion for business is our ongoing commitment to our clients.

Edwin Kukurs, CPA, CA, CFP

After receiving a Bachelor of Science degree at the University of Toronto, Ed joined a national accounting firm to get some practical experience in the world of business. Having earned his CA designation in 1972 he decided that he really enjoyed public accounting, but wanted the more hands-on approach that a smaller firm could provide. Deeth & Co. LLP proved to be the perfect place, and Ed has been a partner since 1977.

Having worked with many clients in a wide variety of businesses, Ed understands the problems that business owners face. He is firmly committed to working with the team at Deeth & Co. LLP to solve those problems and to help clients build better businesses.

Ed earned his Certified Financial Planner designation in 2000 and uses his knowledge and experience in that area to assist clients with investment, tax, retirement planning and estate planning needs.


Stephen Deeth, CPA, CA

Steve joined Deeth & Co. LLP in 1978 to practice public accounting with his father and Ed. It has been a most rewarding and fun experience. Over this 35 year period, he has built many long lasting relationships with clients and colleagues.

Steve combines his strong analytical skills and extensive knowledge base with an easy going manner in his work with his clients. Making complex issues understandable is one of Steve’s key strengths.

His primary areas of interest include assurance, tax, and business advisory services to the owner-managed business. He also has extensive knowledge in the areas of personal tax, corporate tax and estate planning.



Richard Clarke, CPA, CA

Richard joined Deeth & Co. LLP in January 2014 with over 35 years of public accounting experience.  He graduated from the University of Waterloo where he earned an Honours Bachelor of Math (Co-op Chartered Accountant) degree.  While studying Math he took 16 computer science courses. This combination of accounting and computer science provided him with strong analytical and critical thinking skills.

Richard co-founded a small public accounting firm with John Sidler and played a critical role growing the firm from 4 to over 40 people.  Richard’s vision in the mid 90’s formed the foundation of the IT consulting arm of the firm providing services to private and public enterprises across the country.

Richard needed a new challenge.  He saw the opportunity at Deeth & Co. LLP to move away from a role that was focused on administration, and return to a more hands-on role delivering client service, his first passion.

Richard views the clients as central to the firm and is committed to building a strong, unified team to service them.

In his spare time, Richard enjoys home renovation projects and is an active golfer and curler at the Mississauga Golf and Country Club.


Charlie Buss, CPA, CA

Charlie joined Deeth & Co. LLP in October 2013 after nine successful years at another public accounting firm. During the time at his previous firm, he obtained a wealth of practical experience in all aspects of public accounting. Charlie focuses on providing tax, accounting and advisory services to privately held companies operating in various industries. These industries include, but are not limited to, professional practices (medical and legal), financial, insurance and real estate. Charlie is looking forward to providing Deeth & Co. LLP clients with practical and proactive advice, focusing on assisting them with all of their compliance and advisory needs.

Charlie graduated from Brock University in 2008 with a Bachelor of Accounting (Honours), Co-op option. After graduating from Brock, he successfully passed all of the required CA professional exams and received his CA designation in 2009. Charlie has completed both Part 1 and Part 2 of the Canadian Institute of Chartered Accountants (CICA) In-Depth tax course. He is currently enrolled in Part 3 of the CICA In-Depth tax course and will complete the program in November 2013.

In his spare time, Charlie enjoys cycling with his wife. They are both avid cyclists and have enjoyed various cycling trips and events together. Charlie is also an active golf and curling member at Mississaugua Golf and Country Club.


Richard Krummenacher, CPA, CA, CFP, CPA (Illinois)

Richard Krummenacher has had two careers at Deeth & Co. LLP. He started in 1981 as a student, and returned years later in 2003 as a CA. Richard earned the CA designation in 1984, the Certified Public Accountant (Illinois) designation in 1998, and the Certified Financial Planner designation in 2004.

Richard believes that Deeth & Co. LLP’s focus on financial statement presentation and tax work is rounded out with a solid and competent understanding of business process, as well as training and support in areas such as bookkeeping and the use of different software applications. These strong in-house skills in the areas of tax, automated bookkeeping, and business processes ensure the clients’ needs are fully addressed. And, in the event that something cannot be addressed by the Deeth & Co. LLP team, the answer is often found through the number of outside specialists that they can call upon to best satisfy the client.

Richard notes Deeth & Co. LLP’s innovative approach to tax and business as its strongest asset to existing and new clients alike. He feels that the firm’s ability to revisit and revise existing business processes in order to remain current, results in better and more efficient results for their clients. Training in applications such as QuickBooks and staying up-to-date with new technologies are some of the ways that Deeth & Co. LLP strives to provide clients with the most comprehensive and cutting-edge approaches to tax and business.


Phillip Yaniw

Phillip Yaniw provides tax consulting services to the firm.  Phillip qualified as a chartered accountant in 1972 and has completed all levels of the CICA In-depth Tax Course.  Phillip spent most of his career with “big four” and mid-size national accounting firms.  His experience also includes positions as the North American tax manager for a large multi-national manufacturer and (on the “dark side”) a senior tax avoidance officer with the CRA.

Phillip has over 35 years tax experience providing solutions and advice to a wide range of clientele from large multi-national public companies to small owner-managed businesses.  He specializes in personal and corporate tax planning, corporate reorganizations, structuring the sale or purchase of a business, planning for the owner-manager, estate planning, and tax planning for cross-border operations and transactions.

His training and wealth of experience have provided Phillip with strong analytical skills and an ability to visualize, structure, present and implement innovative solutions.

Barry Tischler, CPA, CA

After graduating from The University of Western Ontario with distinction in 2008, Barry’s career in public accounting began at another mid-sized CA firm.  During this time, he gained excellent experience working with companies and individuals operating in industries including manufacturing, distribution, service, not-for-profits, agriculture and technology.

Barry joined Deeth & Co. LLP in August 2013, after earning his CA designation in 2012, to focus on providing assurance, tax and accounting services to smaller companies and not-for-profit organizations.  Barry is now the firm’s quality assurance leader for audit and review engagements and conducts research for the firm when complex accounting issues arise.  He also mentors new co-op students as well as prospective CAs who are writing their professional examinations.


Rajit Paruchuri

Rajit Paruchuri, CPA, CA

Rajit joined Deeth & Co. LLP in January 2014, shortly after graduating from Brock University (2012), earning a Bachelor of Accounting (Honours) degree with First Class Standing.  During his time at Brock, he was also inducted into the Beta Gamma Sigma International Honours Society (BGS) which recognizes students that are academically in the top 10% of their undergraduate class.  While attending Brock, he began his career in public accounting in 2010 through a Co-op program at another mid-sized CA firm. During his Co-op terms, he gained a rich understanding of assurance and tax services provided to corporations and their shareholders.

Rajit’s wide range of accounting skills combined with his strong analytical and social skills allows him to assist clients in having a full understanding of their financial position.

Outside of his professional life, Rajit enjoys playing basketball and staying fit.  His enjoyment of movies and music rounds out this dynamic young man.

Rajit successfully wrote his final exams in 2014, earning the CPA, CA designation.


Teresa Gavin, CPA, CGA

A long time resident of Port Credit, Teresa Gavin began working for Deeth & Co. LLP in 1978 after graduating from Sheridan College with a Business Diploma. She continued her education while working at Deeth & Co. LLP, and obtained her CGA designation in 1988.

Teresa believes that one of Deeth & Co. LLP‘s primary accomplishments is their ability to provide clients with personal service, while partnering their needs with the firm’s expertise. The diverse education and work experience within the firm provides clients with a wide range of solutions. Working at Deeth & Co. LLP has allowed her the opportunity to be exposed to various aspects of accounting, from bookkeeping to financial and tax planning, to auditing. She takes pride in working with such a close-knit team at the firm.

In addition to Teresa’s career at Deeth & Co. LLP, she is a hockey enthusiast at both the amateur and professional levels. She has volunteered many hours over thirteen years for hockey teams within the MTHL & GTHL associations and was the biggest fan of her son who played for fourteen years.


Chung Hee Chang

Chung Hee Chang has been with Deeth & Co. LLP since 1973, working as a senior accountant. She holds a Bachelor of Science degree, which she earned in Korea.

Since 1973, Chung Hee has worked to provide clients with up-to-date, quality service. She feels that many clients choose Deeth & Co. LLP because of the direct contact they have with her and her colleagues. Working in this mid-size firm has allowed Chung Hee to work in many capacities, including: preparing financial statements, corporate tax returns, personal tax returns, GST and PST returns, bookkeeping, and consulting. She enjoys collaborating with the new generation at Deeth & Co. LLP allowing her to combine her depth of knowledge with current perspectives.


Carole Hayman

Carole Hayman has worked at Deeth & Co. LLP since 1985 in differing capacities. She is a Certified QuickBooks Pro Advisor, and has an Accounting Certificate from Sheridan College. Her career at Deeth & Co. LLP started while working for a client, who referred her to the firm to gain knowledge in accounting.

Working at a CA firm has allowed her many professional experiences that would not have otherwise been possible. She has had the opportunity to work in a number of different areas, while interacting on a close basis with clients. Carole’s approach to helping clients is based on building relationships that allow both parties to communicate in an open and honest way in order to achieve the best result for the client and their business.


Carol Buss

Carol Buss

Carol graduated from the University of Toronto with a Bachelor of Commerce degree and for 25 years gained extensive experience as an independent contractor providing accounting services to a diverse range of clients, a number of whom have been with her throughout that time.

Before joining Deeth & Co. LLP in 2014 as a Staff Accountant, Carol spent four years with a mid-size accounting firm rounding out her knowledge.  In addition to servicing clients at Deeth & Co. LLP, she maintains the firms accounting records and mentors the co-op students.

Carol spends vacations walking in Europe and enjoys golf, curling and cooking.


Dorothy Syer

Dorothy Syer

Dorothy started her working life studying accountancy in England but changed directions to become an Executive Secretary (PSDip.)  However, both these areas have been a constant theme throughout her working life and Dorothy brings the wide variety of knowledge and skills she has gained to the administrative function of Deeth & Co. LLP.


Alison Syer

Alison Syer

Alison is a graduate of the Crafts and Design (Textiles) program of Sheridan College and is currently using her computer skills and meticulous attention to detail to support the administrative function of Deeth & Co. LLP.