Ken Gaskell, CIM, FMA, DMS, CIWM, CFP®
Senior Portfolio Manager
Senior Investment Advisor
Ken is a Senior Portfolio Manager with over 25 years of experience in the investment industry. As a key member of the Gaskell Slimmon Advisory Group, Ken is recognized for his deep expertise in portfolio management and his commitment to delivering results.
Throughout his career, Ken has built a reputation for thoughtful analysis, strategic decision-making, and integrity. His extensive industry knowledge enables him to navigate complex markets and provide clear, confident guidance.
Outside of work, Ken enjoys an active lifestyle that includes skiing, golf, mountain biking, and squash. He is married to his wife, Holly, and is the proud father of two grown children.
Les Slimmon, PFP, CIM®, FCSI
Senior Wealth Advisor
Associate Portfolio Manager
Les is a Senior Wealth Advisor and Associate Portfolio Manager with the Gaskell Slimmon Advisory Group. Since 1994, he has been helping business owners and professionals achieve their financial goals with tailored advice and a personal approach.
Les holds an Associate Diploma in Business Administration from the University of Regina, is licensed in Life Insurance, and has earned the CIM®, PFP®, and FCSI® designations. He works closely with clients to ensure a perfect fit and leverages the expertise of CIBC colleagues to deliver comprehensive solutions.
Outside of work, Les enjoys riding e-bikes with his wife Donna, visiting local wineries, listening to, and collecting vinyl records - a passion that reflects his appreciation for quality and tradition.
Nina Johnson, CIM®, CFP®
Senior Wealth Advisor
Associate Investment Advisor
Nina joined her business with Gaskell Slimmon Advisory in June 2024, drawn by a team whose investment philosophy and dedication to client service matched her own. With over seventeen years of experience in the financial industry, Nina has worked with both personal and business clients, always prioritizing strong relationships, thoughtful financial planning, and empowering women to take charge of their financial futures.
She holds both the CERTIFIED FINANCIAL PLANNER® and Chartered Investment Manager® designations, along with an insurance license. As a proud member of the Responsible Investment Association, Nina is passionate about promoting sustainable and ethical investment choices.
Originally from Vancouver, Nina has lived and worked in Calgary before settling in Kelowna in 2014. The Okanagan is now her forever home, where you’ll find her golfing in the summer, curling in the winter, and never without an iced coffee in hand.
Taryn Mulligan
Financial Associate
Associate Investment Advisor
Taryn Mulligan is a financial professional with 27 years of experience in wealth management. Originally from South Africa, Taryn has built her career representing leading global and national private client firms, where she specialized in portfolio oversight and investment advice.
After relocating to the Okanagan region in 2022 with her family, Taryn successfully transitioned her expertise to the Canadian market, earning her qualifications to provide investment advice under Canadian regulations. She is committed to ongoing professional growth and continually expands her knowledge of Canadian financial products.
Taryn is recognized for her client-focused approach, in-depth industry knowledge, and dedication to exceptional service. She is a valued member of the team and plays a key role in delivering meaningful results for clients.
Tracy Bell
Administrative Assistant
Tracy is an indispensable member of our team, serving as our efficient Administrative Assistant. Tracy's seasoned expertise in administrative support plays a crucial role in the smooth functioning of our advisory group. Her proficiency in managing schedules, coordinating communications, and handling administrative tasks ensures seamless operations.
Tracy's proficiency and professionalism contribute to the overall effectiveness and professionalism of our services.
Apekshya Kafle
Administrative Assistant
Apekshya Kafle is a results-driven professional with an MBA and a robust background in financial services, banking, and administration. As an Administrative Assistant at Gaskell Slimmon Advisory Group, she is dedicated to delivering exceptional client support through efficiency, meticulous attention to detail, and proactive problem-solving. She takes pride in building and maintaining positive client relationships. Beyond her professional commitments, she is actively involved in volunteer initiatives and has a passion for meeting new people, as well as exploring new places, cuisines, and cultures.
Ken Gaskell, CIM, FMA, DMS, CIWM, CFP®
Ken is a Senior Portfolio Manager with over 25 years of experience in the investment industry. As a key member of the Gaskell Slimmon Advisory Group, Ken is recognized for his deep expertise in portfolio management and his commitment to delivering results.
Throughout his career, Ken has built a reputation for thoughtful analysis, strategic decision-making, and integrity. His extensive industry knowledge enables him to navigate complex markets and provide clear, confident guidance.
Outside of work, Ken enjoys an active lifestyle that includes skiing, golf, mountain biking, and squash. He is married to his wife, Holly, and is the proud father of two grown children.
Les Slimmon, PFP, CIM®, FCSI
Les is a Senior Wealth Advisor and Associate Portfolio Manager with the Gaskell Slimmon Advisory Group. Since 1994, he has been helping business owners and professionals achieve their financial goals with tailored advice and a personal approach.
Les holds an Associate Diploma in Business Administration from the University of Regina, is licensed in Life Insurance, and has earned the CIM®, PFP®, and FCSI® designations. He works closely with clients to ensure a perfect fit and leverages the expertise of CIBC colleagues to deliver comprehensive solutions.
Outside of work, Les enjoys riding e-bikes with his wife Donna, visiting local wineries, listening to, and collecting vinyl records - a passion that reflects his appreciation for quality and tradition.
Nina Johnson, CIM®, CFP®
Nina joined her business with Gaskell Slimmon Advisory in June 2024, drawn by a team whose investment philosophy and dedication to client service matched her own. With over seventeen years of experience in the financial industry, Nina has worked with both personal and business clients, always prioritizing strong relationships, thoughtful financial planning, and empowering women to take charge of their financial futures.
She holds both the CERTIFIED FINANCIAL PLANNER® and Chartered Investment Manager® designations, along with an insurance license. As a proud member of the Responsible Investment Association, Nina is passionate about promoting sustainable and ethical investment choices.
Originally from Vancouver, Nina has lived and worked in Calgary before settling in Kelowna in 2014. The Okanagan is now her forever home, where you’ll find her golfing in the summer, curling in the winter, and never without an iced coffee in hand.
Taryn Mulligan
Taryn Mulligan is a financial professional with 27 years of experience in wealth management. Originally from South Africa, Taryn has built her career representing leading global and national private client firms, where she specialized in portfolio oversight and investment advice.
After relocating to the Okanagan region in 2022 with her family, Taryn successfully transitioned her expertise to the Canadian market, earning her qualifications to provide investment advice under Canadian regulations. She is committed to ongoing professional growth and continually expands her knowledge of Canadian financial products.
Taryn is recognized for her client-focused approach, in-depth industry knowledge, and dedication to exceptional service. She is a valued member of the team and plays a key role in delivering meaningful results for clients.
Tracy Bell
Tracy is an indispensable member of our team, serving as our efficient Administrative Assistant. Tracy's seasoned expertise in administrative support plays a crucial role in the smooth functioning of our advisory group. Her proficiency in managing schedules, coordinating communications, and handling administrative tasks ensures seamless operations.
Tracy's proficiency and professionalism contribute to the overall effectiveness and professionalism of our services.
Apekshya Kafle
Apekshya Kafle is a results-driven professional with an MBA and a robust background in financial services, banking, and administration. As an Administrative Assistant at Gaskell Slimmon Advisory Group, she is dedicated to delivering exceptional client support through efficiency, meticulous attention to detail, and proactive problem-solving. She takes pride in building and maintaining positive client relationships. Beyond her professional commitments, she is actively involved in volunteer initiatives and has a passion for meeting new people, as well as exploring new places, cuisines, and cultures.
Our partners
We partner with CIBC experts to help address all of your wealth needs.
Jamie Golombek, CPA, CA, CFP®, CLU, TEP, FCPA
Managing Director Tax and Estate Planning
As CIBC’s tax expert, Jamie supports CIBC Wood Gundy investment advisors in delivering integrated financial planning and advisory solutions to our high-net-worth clients. Jamie is quoted frequently in the national media and writes a weekly National Post column called Tax Expert.
Brian Einarson, B.Comm., CFP, RRC
Senior Trust and Estate Consultant
Brian believes that a key component of any wealth management plan is an estate plan that protects our clients’ assets, preserves their legacy and ensures their estate is distributed efficiently. Brian has been in the financial services industry since 2000. He started his career with a major investment firm and joined CIBC in Victoria, BC in 2006. Since then he has been honing his skills in financial and estate planning. Brian provides clients with a personalized approach to Wills, Powers of Attorney, and Trust services. When it comes to estate planning, every family presents a unique set of circumstances and Brian helps clients establish a plan that is custom tailored to suit their distinct needs.
Aaron McEwen
Estate Planning Specialist
Aaron’s passion and belief in holistic financial planning drives his purpose to build deep client relationships. Utilizing a team that’s entirely focused on family planning, helps guide him to finding the right solutions. Aaron believes in a client-first approach and loves solving complex personal and corporate estate planning issues. He gives his time generously to family planning, focusing on what matters most.
Outside of work, Aaron enjoys golfing with his wife Chelsey, and riding his motorcycle throughout British Columbia.
Anne Leistner, CIM, CFP, RRC, B.B.A.
Senior Private Banking Advisor
As a Senior Private Banking Advisor, Anne believes in the importance of understanding her clients’ values, dreams and goals and providing them with the financial stewardship to help realize them.
Anne and her associate work closely with colleagues from across the CIBC Group of Companies to provide answers to their clients’ immediate questions but also provide recommendations on how to best position their financial resources for the future.
Anne's clients greatly value this level of highly personalized attention and service.
Anne's been with CIBC since 2006 and is fluent in German.
Jamie Golombek, CPA, CA, CFP®, CLU, TEP, FCPA
As CIBC’s tax expert, Jamie supports CIBC Wood Gundy investment advisors in delivering integrated financial planning and advisory solutions to our high-net-worth clients. Jamie is quoted frequently in the national media and writes a weekly National Post column called Tax Expert.
Brian Einarson, B.Comm., CFP, RRC
Brian believes that a key component of any wealth management plan is an estate plan that protects our clients’ assets, preserves their legacy and ensures their estate is distributed efficiently. Brian has been in the financial services industry since 2000. He started his career with a major investment firm and joined CIBC in Victoria, BC in 2006. Since then he has been honing his skills in financial and estate planning. Brian provides clients with a personalized approach to Wills, Powers of Attorney, and Trust services. When it comes to estate planning, every family presents a unique set of circumstances and Brian helps clients establish a plan that is custom tailored to suit their distinct needs.
Aaron McEwen
Aaron’s passion and belief in holistic financial planning drives his purpose to build deep client relationships. Utilizing a team that’s entirely focused on family planning, helps guide him to finding the right solutions. Aaron believes in a client-first approach and loves solving complex personal and corporate estate planning issues. He gives his time generously to family planning, focusing on what matters most.
Outside of work, Aaron enjoys golfing with his wife Chelsey, and riding his motorcycle throughout British Columbia.
Anne Leistner, CIM, CFP, RRC, B.B.A.
As a Senior Private Banking Advisor, Anne believes in the importance of understanding her clients’ values, dreams and goals and providing them with the financial stewardship to help realize them.
Anne and her associate work closely with colleagues from across the CIBC Group of Companies to provide answers to their clients’ immediate questions but also provide recommendations on how to best position their financial resources for the future.
Anne's clients greatly value this level of highly personalized attention and service.
Anne's been with CIBC since 2006 and is fluent in German.