
Leamington
Supporting business in southwestern Ontario since 1973
Baker Tilly Trillium is a leading southwestern Ontario accounting firm, providing value-added audit, tax and advisory solutions that support local businesses in Leamington, Essex, London, Dorchester and Aylmer. We serve clients ranging in size from small, owner-managed enterprises to large, privately held organization in the agribusiness, fishing, automotive, real estate, manufacturing, professional services and not-for-profit sectors.
Through deep local expertise and global reach, Baker Tilly Trillium is pleased to provide our clients with innovative solutions and service excellence.
Office location
Baker Tilly Trillium LLP
203 Talbot Street West Leamington, ON N8H 1N8 Key contact


Meet our team
Our service expertise
When the fundamentals are taken care of, you can focus on what matters: growing your business.
Digital services
Unlock the power of technology. Secure your business, optimize data, and navigate digital risks with expert solutions.
Digital services
Cross border and international
What if global tax challenges could become growth opportunities? A world of expertise, tailored to you.
Cross border and international
Tax advisory
Navigate complex tax laws with expert guidance to reduce liabilities and optimize financial performance.
Tax advisory
Succession and estate planning
Secure your business legacy with a tailored plan that maximizes value and minimizes tax impact.
Succession and estate planning
Our industry expertise
Sector specialists with deep connections that understand your business.
Construction
What if you could transform project challenges into growth opportunities? Let’s build your success together.

Farming and agriculture
Navigating market shifts, government policies, and environmental challenges with innovative financial strategies for growth.

Real estate
Ready to optimize your real estate investments and operations? Let us guide you through tax, financial, and growth strategies.

Medical professionals
What if you could optimize your practice’s financial health and minimize tax burdens with expert advice?
