Bonnie Guillou, PFP

Senior Investment Advisor

Bonnie’s career in the financial services industry began in 1990 at Nesbitt Thompson Deacon, a predecessor to BMO Nesbitt Burns. She spent the subsequent 15 years managing client money as an Associate Investment Advisor. Since 2005, Bonnie has been the lead advisor of her own team within BMO Nesbitt Burns, and in November 2014, she became Branch Manager of the Saskatoon Office.  While managing the BMO Private Wealth team provided valuable experiences and learning opportunites, in April 2021, she reinquished her branch management role to return her full focus to her primary passion- servicing her clients.
Bonnie's primary role within her advisory group at BMO Nesbitt Burns is making the broad-based money management decisions, such as proper asset mix and security selection. She is responsible for the long term vision and strategic planning for the team, and provides oversight to all parts of her business.  She also has experience working with large institutional clients and building complex bond portfolios.

Bonnie and her husband, Mario, have been married for over 30 years, and have two children, Jordan and Chloe.

Elaine Kosmas

Investment Advisor

Elaine has been working in the Financial Services industry since 2011 in advising clients on mergers and acquisitions, deal structure and credit underwriting, treasury services and succession planning. More recently Elaine transitioned into an investment role and assisted clients to create and implement a total wealth planning strategy. Together with her partner, Michael, they have three children. They enjoy travelling and discussing new business ideas. In her spare time, Elaine enjoys playing soccer and reading. She is an avid volunteer in Saskatoon and is the Treasurer for the Silver Spoon Dinner. 

Elaine is dedicated in taking care of the big and small details with thoughtful planning, and execution to deliver a meaningful customer experience. 

Jordy Guillou

Client Service Associate

 Jordy began his career with BMO Nesbitt Burns as a summer student in 2017.  While completing his Bachelor of Commerce degree at Edwards School of Business, University of Saskatchewan, he continued to work part time as an administrative assistant.  He joined the team full time in spring 2019 when he completed his degree.

Jordy's primary role within the team is providing all general client services and handling the day to day administration of client accounts. 

Kristi Petersen

Client Service Associate

Kristi has been working in the financial services industry since 2010 and joined BMO Nesbitt Burns in 2017 as Branch Operations Manager.  Her past experience as a sales assistant and more recent involvement in administration and leadership led her to her current role with the Guillou Wealth Advisory Group.  


Kristi has obtained both her insurance and RR licensing, and assists with the day-to-to administration of client accounts. She is excited to be part of the team and looks forward to assisting you.