Jamieson Mullin Chartered Professional Accounts
Independant Firm of Porter Hétu International
Contact Us


  • 158 Millennium Drive
  • Quispamsis, NB E2E 6E6
  • Telephone: 506-847-7471
  • Fax: 506-847-3151
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Jessica Jamieson, CPA, CMA, BBA

  • Direct Line: 506-717-4027
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Jessica became a partner in 2014, after working for the firm since 2007. She was born and raised in Hampton but moved to Toronto to attend Ryerson University in 2004. She has since returned to the East Coast and now calls Keirsteadville home.

As a Senior Accountant, Jessica provides managerial support to staff and can be found providing clients with support for our services.

Jessica was inspired by her mother, who is also an accountant, and had successfully balanced her home and work life.  After attending Ryerson in 2004 and graduating with her Business Degree from UNBSJ in 2008, Jessica went on complete the CMA Program in 2014.

Some of Jessica’s responsibilities include but are not limited to; preparing Financial Statements, Corporate Tax Returns along with Charity Returns T3010. She provides support for incorporations, reorganizations and amalgamations.

When she isn’t working, Jessica enjoys spending time outdoors and travelling with her husband and young daughter. The three of them enjoy various activities like, boating and snowmobiling. She can also be found taking in a Broadway show in any city she visits!

Dean Mullin, CPA, CA, B Comm

  • Direct Line: 506-717-4036
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Dean joined the firm in 2016 and became a partner in 2017.  A graduate of MTA in 1994, he obtained his Chartered Accountant designation in 1997 (now Chartered Professional Accountant). He has worked in various roles in public accounting and in industry as inhouse tax resources for a domestic manufacturer and as the Senior Director of International Tax for a major public company and has specialized in income tax since 1999.


Dean currently is the First Vice Chair of the Saint John Region Chamber of Commerce, Treasurer of both the YMCA of Greater Saint John Endowment Fund and the KV Committee for Disabled Persons and a board member of the Saint John Hospital Foundation.  Previously, Dean served 14 years on the YMCA of Greater Saint John Board of Directors as its Treasurer and Vice Chair and was Chair during the fundraising and construction of the new Regional YMCA.


Originally from Bathurst, he lives in Quispamsis with his wife Vicki, who he supports in her fundraising efforts for Muscular Dystrophy.


Carol LeBlanc, CPA, CMA

  • Direct Line: 506-717-4029
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Carol has been with the firm since 1996 and a partner since July 2008.  She received her CMA (“Certified Management Accountant”) designation in 1999.  

As managing partner, she is responsible for client account management. This includes maintaining client satisfaction, continuously updating and understanding the clients priorities and identifying services that would be beneficial to those clients. Carol focuses on developing the team and implementing firm strategies.

She has been active in community projects, currently serving as Treasurer of the Hampton Community Club Inc and community member of the Town of Hampton’s finance committee.  She was elected to the Board of Directors of the Society of Management Accountants of New Brunswick in November 2011 as chair of the Public Accounting Committee.  She  is a current member of the Practice Inspection Committee of the Chartered Professional Accountants of New Brunswick.

In her spare time, she loves to be with her family and enjoys travelling.

Vickie Keirstead, CPA, CGA

  • Direct Line: 506-717-4026
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Vickie is a Principal with Steeves Porter Hétu and has been employed with the firm since 1992. Born and raised in the Kennebecasis Valley she continued to live there after getting married, although she spent a short period of time living in Saint George.

Vickie has always liked numbers and problem solving, and since her father was a Certified General Accountant, it seemed like the obvious choice for her to follow that path.  After receiving a Business Technology – Accounting diploma from NBCC-SJ, she enrolled in the CGA program and received the CGA Designation in 1997. Vickie and her father, Dale Steeves,  were the first father and daughter Certified General Accountant team in New Brunswick.

In her position at Steeves Porter Hétu, she concentrates on reviewing Notice to Reader and Review Engagements, monthly bookkeeping, corporate and personal tax returns, although she still really likes putting a file together from start to finish.   Vickie does a lot of personal and corporate tax planning, dealing with client issues, and queries on accounting and tax related issues and has been able to acquire a wealth of knowledge in regards to preparing financial statements for charities and the associated completion of Registered Charity Information Returns.

On a more personal note, Vickie loves to read, watch movies with her family, and Vickie and her children have earned their Red Stripe Belt in Taekwondo.


Michael Bishop, CPA, CA

  • Direct Line: 506-717-4038
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Margaret Tayes

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Margie is our Office Administrator/Certified Bookkeeper and has been with the firm since the fall of 2003. She loves working with numbers and reconciling accounts.

Margie took online courses to become a Bookkeeper with the support of her husband and two daughters.

Margie takes the paperwork given to her by clients and turns it into Financial Statements.

She enjoys spending her spare time with her family and their pets. Some of her personal interests include knitting, doing crafts, and singing.

 Margie has been active in volunteering for the Canadian Cancer Society and continues to provide many hours of service in other non-profit organizations in our community.

Dale Steeves, FCPA, FCGA

Partner (Retired)
  • Direct Line: 506-717-4025
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Dale has been engaged in public practice for over 30 years and is the founding partner of the firm.  He received his CGA (“Certified General Accountant”) designation in 1973 and his FCGA (Fellowship) in 1987.  He has served on the Board of Governors of CGA - NB for over 15 years, chairing various committees and serving as Secretary, Vice-President and President.  He has also served on the Board of the Atlantic Regional Education Committee for CGA and on the National Insurance Committee. He has been active in community projects, currently serving as Chairman of the Planning Advisory Committee for the Town of Rothesay, NB.  Dale semi-retired in October 2014 and is still working for the firm providing consulting, advisory and other services to clients.

Allan Eisner, CPA, CGA

  • Direct Line: 506-717-4030
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Al, an independent contractor, has 23 years of experience in the public accounting industry, most recently as a financial and tax consultant, working in Sussex New Brunswick. He specializes in corporate reorganization, business valuation, divisive reorganizations/asset spin outs, Section 85 and Section 86 rollovers and share structure set up. Al holds the Certified Public Accountant (CPA) designation, as well as a Certified General Accountant (CGA) designation, and has a reputation for excellent client service.

He tries to find solutions to challenges and issues that clients face and help them through major changes in their business. Things such as purchasing or selling a business, obtaining proper financing, succession planning and income splitting startegies as well as annual discussions about business performance and future direction. 

Al lives with his wife Sandra and their four adult children, along with three dogs and a cat. Their interests include music, art and reading. They enjoy family time the most.


Tyah Dyker, BAMAC

Senior Accountant
  • Direct Line: 506-717-4035
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Tyah is a senior accountant with Steeves Porter Hetu & Associates P.C. Inc. She performs a wide range of tasks on a daily basis and most often can be found working on corporate year ends. The accounting field was an easy career choice for Tyah because of her long term love of working with numbers. Tyah received her Business Administration diploma majoring in Accounting from Community College. She received a Bachelor of Applied Management in Accounting at UNBSJ in 2018 and will continue on to the CPA designation.

Tyah resides in Quispamsis with her husband and 2 sons.

Shawnesty Steeves, CPA, B.Sc.

Senior Accountant
  • Direct Line: 506-717-4024
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After growing up on the Kingston Peninsula, Shawnesty attended Memorial University with the initial intention of studying to be a Pharmacist. Her love of numbers and passion for working with people quickly meshed, changing her career path. She thoroughly enjoys working as an accountant because each client brings a new experience.

Shawnesty’s role as a Senior Accountant involves various tasks. She can be found preparing Corporate Client’s Year-End’s, Corporate Tax-Returns, Year-End Financial Statements, cash projections and also does some bookkeeping and assists with CRA processing reviews. 

In her spare time, Shawnesty can be found spending time with her husband, discovering their next adventure. She volunteers with the children’s programs at her church, which she finds to be very rewarding! She enjoys reading, baking and relaxing at home with her husband and their cat.

Shawnesty received her CPA designation in December 2017.

Elizabeth Phillips

Senior Accountant
  • Direct Line: 506-717-4023
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Elizabeth is a Senior Accountant with our firm who can be found preparing corporate year end files, and providing sound business advice to her clients.  She can assist clients with their computerized accounting needs.

She began her education studying marketing but quickly discovered a love for accounting, receiving a diploma from New Brunswick Community College in Business Administration with a focus in accounting.

Elizabeth is currently working towards her Bachelor of Applied Management in Accounting at UNBSJ and plans to continue on to the CPA designation. 

Christina McGrattan

Senior Client Advisor
  • Direct Line: 506-717-4045
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Christina graduated from Atlantic Business College in 1992 with a diploma in Business Administration with an Accounting Major.  After the birth of her daughter in 1995, Christina attended NBCC to achieve a diploma in Information Technology. 

Christina has over 20 years’ experience in the accounting field, ranging from data entry, to year end compilations, acquisitions & sales.  She enjoys all aspects of accounting duties and loves to see the job from beginning to end. 

Christina resides in Quispamsis and enjoys spending time with her husband, daughter & her pets.  She enjoys golfing, curling, traveling and volunteering at the SPCA.


Lynn Fullerton

Tax Preparer - Seasonal
  • Direct Line: 506-717-4044
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John Nichol

Tax Preparer - Seasonal
  • Direct Line: 506-717-4028
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Gwen Chase

Tax Administrator - Seasonal
  • Direct Line: 506-717-4040
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