Our Team

You know your business. We know success.
Together we’ll move forward.







Jeff Cook

Principal, CPA, CA

With over 20 years of experience as a highly-skilled taxation expert, Jeff has worked for some of the largest accounting firms in the world and helped countless companies deal with complex tax issues in order to save money and strengthen their business. As the Principal of Cook & Company, Jeff provides senior-level expertise to clients that include many mid-sized industrial and manufacturing companies that are privately-owned or owner-managed. Jeff is also a senior member of numerous Canadian accounting organizations.

Thien Nguyen


Thien brings to Cook & Company more than a decade of experience serving the Calgary market by delivering support to both corporate and personal clients. His strength is in his ability to simplify the complexities of accounting and finance so that he and his clients can work together to develop clearly defined, customized strategies for stability and growth. Thien is recognized in the industry as patient and personable and dedicated to the on-going support of his clients and their businesses.