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Important: Learn about the key points to Canada's Economic Stimulus plan

Our Partners and Staff

Businesses face enough changes in their day-to-day existence - this should not extend to a revolving door of new accounting faces each year.

At Jarvis Ryan Associates, we ensure that you and your staff work with the same members of our staff on an on-going basis. Team members, including the engagement partner and staff accountant, are assigned based on client requirements. In our experience, this continuity and long-term commitment builds personal rapport, in-depth knowledge of important client issues, and greatly enhances the productivity of our clients and our staff.

R. Peter Jarvis

CPA, CA, Partner

Peter graduated from the University of Windsor in 1981 and went directly into public practice. After obtaining his designation as a Chartered Accountant in 1983, Peter left public practice to spend six years in the electrical industry in various roles ranging from branch manager to director of finance. Peter was a part-time instructor at the University of Toronto and Seneca College and has taught both accounting and management accounting. In 1989, Peter re-entered public practice. In 1996, he joined with Ray to form Jarvis Ryan Associates.

  Email Peter

Ornella Dias

CPA, CA, Partner

Ornella joined Jarvis Ryan Associates in 2008 while in grade 11 and is planning for her retirement on June 17th of 2052. Will be a big celebration and Invites will be sent as we get closer to the date. She graduated with a Bachelor of Business Administration from York University at the Schulich School of Business in 2013 and obtained her CPA, CA designation in 2017.

  Email Ornella

Robin Post

CPA , CMA, CFP, Principal

Robin is a Certified Management Accountant and a Certified Financial Planner with experience in all aspects of accounting and tax issues for the small to medium size corporation, including corporate tax planning and reorganizations together with the personal tax and financial planning needs of the entrepreneur.

  Email Robin

Cathy Sowrey

Senior Manager

Cathy joined Jarvis Ryan Associates in May 1996 after completing the accounting program at Algonquin College. Cathy's many talents include year-end planning, and both corporate and personal tax preparation and planning.Projects with tight deadlines are Cathy's most rewarding challenges as high levels of stress keep her moving!

  Email Cathy

Julie Branning


Julie joined Jarvis Ryan Associates in February 2001. She has a diploma in business accounting from Sheridan College. Julie specializes in procedural planning and enjoys new accounting challenges.

  Email Julie

Fred Milheiras

Staff Accountant

Fred has completed his diploma in business accounting from Sheridan College and recently graduated with a Bachelor of Business Administration from Nipissing University. Fred likes food and video games.

  Email Fred

Natalia Rashad

Staff Accountant

Natalia joined Jarvis Ryan in January of 2013 and Canada in March of 2014, and is very proud to be part of both. She has a diploma in Business Accounting from Sheridan College, and currently enrolled in the CPA program.

  Email Natalia

Isa Otte

CPA, CGA, Staff Accountant

After a 10 year “sabbatical” to pursue other accounting interests Isa is happy to return to Jarvis Ryan where she plans to spend the remainder of her career. She obtained her CPA, CGA designation in 2018. When not hard at work Isa can be found travelling the world with her husband and indulging her passion for food and wine.

  Email Isa

Lisa Grossman


Lisa joined Jarvis Ryan in the fall of 2013 after moving back to the "big city" from Collingwood. She spent many years as an executive administrator in the hospitality industry. This is a return to work, the GTA and to LIFE after spending years raising two kids.

  Email Lisa

E. Ray Ryan

CPA , CA, CFP, Ex-Partner

Ray joined with Peter in 1996 to form Jarvis Ryan Associates. Ray retired from the firm in 2017, and now enjoys sailing, skiing and travelling the world.

Some of our fine clients who can attest to our skills:

References available upon request.

Contact us

Professional expertise, personal service

Contact Jarvis Ryan Associates to see what we can do for you.

Call us

(905) 277-9499

Email us

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