David Mahy is a Wealth Planner with Optimize, specializing in helping clients build and secure their financial futures. With a deep commitment to understanding each client’s unique goals, David creates personalized, comprehensive wealth strategies that address investments, taxes, insurance, and long-term planning.
His client-first approach sets him apart, making sure that every decision is made with integrity and a focus on empowering clients to make informed, confident choices about their financial lives. David believes in building lasting relationships founded on trust and delivering peace of mind through customized, goal-oriented planning.
Your partner in personalized, full-service wealth management
Your ally in the pursuit of financial freedom
We go beyond just managing money. At The Mahy Group, we optimize your financial journey through modern technology and sophisticated expertise, providing dynamic, personalized strategies. We’re dedicated to connecting you with holistic, transparent advice that aligns with your unique goals.
Meet the team


David Mahy
Wealth Planner
- Email: david.mahy@optimize.ca
- Phone: (519) 472-6275


Candice Mahy
Wealth Planner
- Email: candice.mahy@optimize.ca
- Phone: (519) 472-6275


Nick Cup, MBA, CFP, CIM®
Portfolio Manager
- Email: nick.cup@optimize.ca
- Phone: (416) 900-3887
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Harris Whiting, CIM®
Associate Portfolio Manager
- Email: harris.whiting@optimize.ca
- Phone: (437) 253-5716
Team values

Client-First Approach
The Mahy Group prioritizes exceptional, personalized service, treating every client as an individual with unique goals and needs. By focusing on building trust and fostering meaningful relationships, we make sure that each client feels valued and supported. Our client-first philosophy drives every decision, making sure strategies are tailed to achieve meaningful outcomes.
Integrity as a Guiding Principle
Honesty, transparency, and ethical practice are the foundation of The Mahy Group. Our team is committed to providing clear, unbiased advice and open communication at every step of the financial planning process. By consistently putting the client’s best interests at the forefront, we create trusted partnerships that inspire confidence.

Our dedication to excellence is
reflected in every aspect of our work
Clients can expect a proactive, high-touch experience designed to simplify and enhance their financial lives. At 4 Pillars Wealth, we believe in consistently going above and beyond to deliver exceptional service and build lasting relationships. This means not only addressing clients' current needs but also anticipating future challenges and opportunities, helping them feel confident and prepared for what lies ahead.

Empowering Clients Through Knowledge
At the Mahy Group, staying informed and knowledgeable is a top priority. Our team continually tracks industry trends, so that we can always provide expert guidance that reflects the latest developments. By offering up-to-date strategies and empowering clients through education, we make sure every decision is well-informed. This commitment to education fosters confidence and helps clients achieve their financial goals with clarity and assurance.
Timeline
1982
David founded Mahy & Associates in 1982, taking a lead in developing strategic evaluations focused on long-term growth and asset protection. For the next four decades, David would provide clients with tailored financial solutions to meet their unique needs.
2022
David joined Optimize in 2022. Here, David helps clients with comprehensive financial planning. He serves as the primary point of contact, making sure that all investment advice is delivered by a Licensed Optimize Representative. David takes pride in helping clients both develop and achieve their financial goals.
Supporting our community

The Mahy Group is committed to supporting equitable education for children in low-income communities. Through our involvement with First Book Canada, we help remove barriers to learning by providing essential resources and opportunities for education and students. This reflects our team’s belief in fostering a brighter future, and making sure every child has access to quality education.

Advancing pediatric health is a priority for The Mahy Group. By contributing to SickKids, we support groundbreaking research and provide world-class healthcare for children. Our involvement not only helps improve health outcomes, but also offers hope and healing to families. This underscores our dedication to bettering the lives of young patients and fostering healthier communities.

Promoting cultural awareness and unity is a key focus for The Mahy Group. Through our support of the Gord Downie & Chanie Wenjack Fund, we contribute to reconciliation efforts and foster understanding between indigenous and non-Indigenous communities in Canada. Our involvement reflects a commitment to creating a more inclusive and compassionate society for future generations.