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Experience of Over 65 Years

The law firm of Sioui Mitts Law is proud of its history and tradition of providing superior service to the residents, businesses and community of the City of Quinte West and surrounding area for more than 65 years.

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Over 65 Years of Legal Service in Trenton, Ontario

Located in Trenton, Ontario, Sioui Mitts Law has been proudly serving the residents of southeast Ontario with dependable legal services. We continue to improve and expand our expertise in striving to maintain our mandate of adding value and support to our clients and their endeavours. Our team of professionals has an unwavering commitment to provide expert legal advice and service to our many valued clients through our core values of integrity, knowledge and teamwork.


We are committed to providing an enjoyable, progressive and dynamic workplace for our employees and ongoing support to our community.


Effective Jan 1, 2022 we are thrilled to announce

Jennifer L. Seufert as a partner here at Sioui Mitts Law!

Why Choose Us?

There are several reasons why you should choose us over our competitors. These include:


  • Trustworthy legal help

  • Knowledgeable team

  • Professional yet welcoming environment

  • Wide areas of practice

Our Areas of Practice

Our team offers its services in the following areas of practice:


  • Family Law

  • Civil Litigation

  • Employment Law

  • Real Estate Law

  • Business Law

  • Wills & Estate Planning

  • Land Use Planning Law

  • Criminal Law

Full-service Law Firm

We have knowledgeable lawyers and support staff to assist you.

Trusted Lawyers

Know about our expertise and let us handle the legalities for you.

Looking for Legal Advice?

Get it from the experts that come with over 65 years of experience.

Contact Us

Sioui Mitts Law

21 Quinte Street, PO Box 397

Trenton, ON K8V 5R6









Monday 09:00 AM - 05:00 PM

Tuesday 09:00 AM - 05:00 PM

Wednesday 09:00 AM - 05:00 PM

Thursday 09:00 AM - 05:00 PM

Friday 09:00 AM - 05:00 PM

Saturday Closed

Sunday Closed

Service Area

Southeast Ontario


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