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Serving Durham and the GTA for over 40 years.

Integrity. Experience.
Accessibility.

Integrity, experience and accessibility are the practice standards we extend to our clients and nothing less.

You can be assured that your legal concerns will receive attention from our knowledgeable professionals to ensure that your various legal issues are dealt with quickly, using the appropriate level of expertise, in a cost-effective manner.

Our Expertise

Wills and Estates

We offer comprehensive wills and estate law services to ensure your assets are protected and your wishes are honored. Our team is dedicated to providing personalized and thorough estate planning solutions tailored to meet your unique needs and goals.

Litigation

Our experienced legal team is skilled in handling all aspects of litigation, from pre-trial negotiations to courtroom representation. We are committed to vigorously defending your rights and achieving the best possible outcome in your case.

Corporate & Commercial Law

Our legal team provides expert guidance in all areas of commercial and corporate law, helping businesses navigate complex regulatory environments and achieve their strategic objectives. We offer tailored legal solutions to support your company's growth, from contract negotiations to mergers and acquisitions.

Real Estate Law

Serving the entire Durham Region, our legal team specializes in all facets of real estate law, from residential purchases and sales to commercial property transactions. We are dedicated to ensuring smooth and secure real estate processes, providing expert advice and thorough representation for all your real estate needs.

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We understand that choosing a lawyer is a crucial decision. You will be trusting us with some of your most intimate and personal matters, and we take that responsibility seriously. 

Our team is committed to providing you with expert legal advice, compassionate support, and dedicated representation. We prioritize your needs and work diligently to achieve the best possible outcomes for you. With our extensive experience and unwavering commitment to your case, you can have confidence that your legal matters are in capable hands.

John W. Montgomery

As a senior litigation partner, John practices civil litigation and appears before all levels of court in Ontario, handling diverse cases from commercial disputes to environmental law and professional negligence. Since 2005, he has also served on the Lakeridge Health Research Ethics Board, chairing it since 2010.

Contact information

phone: 905.666.2252

email: jwm@lawhitby.com

Legal Team

Erin L. Watson

Erin, a trusted advocate with a strong legal background, has been supporting families and businesses in Durham Region since 2012. Specializing in dispute resolution she navigates life's complexities with care and respect, making her a steadfast ally in legal challenges. Erin is also the founder of

E is for Estates, a complete Estate Planning, Administration and Litigation organization.

Contact information

phone: 905.666.2252

email: ewatson@lawhitby.com

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Click below to contact us today

All you have to do to get started, is reach out.

About Our Firm

Johnston Montgomery Watson was founded by Patrick Johnston, a seasoned and experienced practitioner who provided legal services in the Durham Region for almost 50 years until his retirement in December 2020. Pat was joined by his partner John Montgomery in 1995. Over the next 25 years, Pat and John built the practice into one of the most trusted law offices in the region. They were joined by Erin Watson in 2012, and with Pat’s retirement from the practice of law, John and Erin continue the tradition of integrity, service and experience that is the hallmark of their practices.

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