Lily Chen, BBA, Co-Owner and Tax Associate

Lily has over 10 years of experience in taxation and accounting, as well as sales and marketing, information technology, and office management.

Throughout her career in Canada, she has provided a diversity of services to many different clients in the areas of tax preparation, bookkeeping, web design, customer service, office planning and coordination. Lily is also trilingual and is able to assist her clients in English, Mandarin, and Cantonese.

Lily studied in Singapore and received her Bachelor of Business Administration from the University of West London. Lily has also spent a stint living in Hong Kong, where she eared a Diploma in Higher Accounting (UK) as well as a Higher Certificate in Company Secretarialship & Administration from Hong Kong Polytechnic University.
Ernest Chew, CPA, CMA, BBA, Co-Owner and Lead Tax Accountant

Ernest is a Chartered Professional Accountant in Canada with more than 15 years of experience in tax, auditing, and accounting. Ernest also has spent 10 years managing an accounting firm that provided bookkeeping, taxation, and audit services. Ernest specializes personal and corporate tax returns and tax planning. 

Ernest has also spent over 10 years working as an investment advisor and associate financial planner at one of Asia’s largest financial services groups.

Ernest received his CMA certification in 2010, and completed his Bachelor of Business Administration with a concentration in Finance from the University of Washington, Seattle, WA.

 Management & team
Lily Chen
Yuka Nagai, CPA Candidate, BA, Dip. in Accounting, Accountant

​Yuka is experienced in all matters of accounting, taxation and CRA problem resolution. With over 4 years experience providing accounting and tax services to a wide range of clients.

Yuka is able to efficiently and accurately provide the tasks needed for your tax returns, expense reports, year-end financial statements, and other complex accounting needs. Yuka specializes in helping clients get back on track with their taxes, no matter what state their financials are currently in.

Yuka graduated from Simon Fraser University (SFU) in 2006 with a Bachelor of Arts and has also completed a Diploma in Accounting at the University of British Columbia (UBC). Since joining Optimum Tax Services, Yuka has been able to leverage her excellent customer service to provide thorough accounting solutions for her clients.

Amy Oh, BA, Accounting Associate

Amy holds a Bachelor Degree from the University of British Columbia.  As a financial bookkeeper, Amy's role is to keep an official track of company's income and spending so when it comes to filing your financials and returns, there is an accurate trail of all the incomings and outgoings. 

314-850 West Hastings St. Vancouver, BC. V6C 1E1         Tel : (604) 558-2000
Optimum Tax Services Inc.
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“Optimum Tax Services has been providing me with excellent tax services for the past three years. 

 I particularly appreciate their deep understanding of the Canadian Tax System, their high attention to details, and their amazing combination of professional, responsive and friendly service. 

 To top it off, their services are competitively priced! I highly recommend OTS to individuals, sole proprietors, and corporations who are seeking effective and trustworthy tax services.”

Scott Stanners, Managing Director, Stickhandling Ventures Inc.,