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Your Legal Professionals, Committed Since 1990

Trusted Legal Excellence in Ontario

Since 1990, Mason Poratto-Mason LLP has been delivering exceptional legal services to Northern Ontario. Originating as Desmarais, Ouellette & Mason, our firm offers specialized services in Family Law, Corporate Law, Wills and Estates, and many other areas of law. At Mason Poratto-Mason LLP, we deeply value our close relationships with our clients. Our strength is our ability to apply our legal knowledge to help our clients reach their goals in a practical and cost-effective manner.

ABOUT US

Legal Excellence Rooted in Community

80

Years Combined Experience

10596

Files Completed

89

Community Partners

MPM Law

Legal Areas We Specialize In

AREAS OF PRACTICE

MPM Law

Wills and Estate Law

We assist with the preparation of wills, powers of attorney and trusts, as well as complex tax and estate planning solutions. We are here to ensure your interests, and the interests of your loved ones, are served when planning your affairs. We can also assist you with administering the estate of a loved one.

MPM Law

Family Law

Family law is a sensitive area that requires a compassionate yet pragmatic approach. We handle a range of family law matters, including divorce, child custody, support disputes, and property division.

MPM Law

Employment Law

We represent both employers and employees in various matters including workplace disputes, contract negotiations, and human rights litigation.

MPM Law Legal Team

OUR LAWYERS

Adam Mason

Adam Mason

Lawyer

Samantha Prescott

Samantha Prescott

Lawyer

Latest Blogs

BLOGS

Mason Poratto Mason LLP Wins Best Lawyers in 2025 Sudbury.com Readers’ Choice Awards

Sep 5, 2025

Mason Poratto Mason LLP named Best Lawyers in 2025 Sudbury Readers' Choice Awards. Leading Northern Ontario law firm serving families & businesses.

Mason Poratto Mason LLP Wins Best Lawyers in 2025 Sudbury.com Readers’ Choice Awards

When Does Separation Legally Begin in Ontario? Why the “Date of Separation” Matters

Aug 29, 2025

Understanding Ontario's "date of separation" is crucial for property division, spousal support, and family law deadlines. Learn how courts determine this critical date and protect your interests.

When Does Separation Legally Begin in Ontario? Why the “Date of Separation” Matters

Exploring Alternative Dispute Resolution Methods in Family Law: Mediation vs. Litigation

Feb 1, 2024

Discover the differences between mediation and litigation in family law disputes in Ontario. Mediation empowers parties, offers control, and is cost-effective. Litigation provides legal expertise and binding decisions. Make an informed choice for your unique situation today.

Exploring Alternative Dispute Resolution Methods in Family Law: Mediation vs. Litigation

We are Here to Assist You

CONTACT US

Contact Us

Trusted Legal Excellence in Ontario

Your Legal Professionals, Committed Since 1990

Mason Poratto-Mason LLP
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