Tierney Stauffer LLP

Tierney Stauffer LLP Established in Ottawa in 1982, and now with locations in Cornwall, Kingston and North Bay.

For over 30 years, Tierney Stauffer LLP has been providing legal services to the National Capital Region. Our experienced lawyers practice in a number of areas of law including Personal Injury, Litigation, Residential and Commercial Real Estate, Business Law, Employment Law, Wills & Estates, Estate Litigation, Bankruptcy Law and Commercial Litigation.

Tierney Stauffer LLP is honoured to announce that five of its lawyers have been recognized in the 2027 edition of The Be...
09/03/2026

Tierney Stauffer LLP is honoured to announce that five of its lawyers have been recognized in the 2027 edition of The Best Lawyers in Canada.

Determined through a trusted peer-review process, the following team members were recognized for their outstanding work across their respective practice areas:

Susan D. Mitchell – Personal Injury Litigation
Lesly Joseph – Personal Injury Litigation
Dana P. Tierney – Labour and Employment Law, Personal Injury Litigation
Mary Jane Binks, KC – Family Law
Danielle Bartlett – Named in Best Lawyers: Ones to Watch in Canada for Personal Injury Litigation

This distinction highlights the firm's continued dedication and legal excellence across Ontario. Congratulations to all five lawyers on this well-deserved achievement! Read the full update on our blog to learn more: https://ow.ly/lnjk50ZIQQC

Retirement residences have a legal obligation under Ontario law to maintain safe premises and to protect residents from ...
08/31/2026

Retirement residences have a legal obligation under Ontario law to maintain safe premises and to protect residents from preventable harm, particularly in shared spaces such as dining rooms, hallways, and recreation areas. When a slip, fall, or injury occurs in a common area due to inadequate maintenance, poor lighting, or improper supervision, the facility may be held accountable under the Occupiers' Liability Act and the standard duty of care. Navigating negligence claims involving seniors requires a clear understanding of residents' rights, facility standards, and legal options to secure fair compensation for injuries and necessary medical care.

Read our latest blog post to learn more about retirement residence negligence claims and how injured residents and their families can pursue justice in Ontario: https://ow.ly/L6Rr50ZHl1W

Learn about Ontario injury claims involving falls in retirement homes, assisted-living residences, and senior housing common areas.

Tierney Stauffer LLP is hiring a Senior Associate – Corporate Lawyer to join our Ottawa team.This role offers the opport...
08/27/2026

Tierney Stauffer LLP is hiring a Senior Associate – Corporate Lawyer to join our Ottawa team.

This role offers the opportunity to step into an existing practice with established practice leaders. We are seeking a lawyer with 8+ years of experience in corporate law, commercial real estate, M&A, and corporate reorganizations to advise a diverse portfolio of corporate clients.

Read the full job description and apply on our careers page: https://ow.ly/hLas50ZG5uW

In a compelling piece for Law360 Canada, our personal injury lawyer and partner, Lesly Joseph, explores the complex lega...
08/26/2026

In a compelling piece for Law360 Canada, our personal injury lawyer and partner, Lesly Joseph, explores the complex legal and medical overlap between historic institutional sexual abuse and traumatic brain injury (TBI) litigation in Ontario.

Surviving institutional abuse often involves both severe psychological trauma and unrecorded physical impacts, leading to undiagnosed, lifelong cognitive challenges. Lesly details how evolving limitation laws, trauma-informed litigation, and specialized medical evidence are critical to helping survivors overcome evidentiary hurdles and hold institutions accountable.

Read the full article on Law360 Canada to learn more about navigating these intersecting claims and fighting for justice on behalf of survivors.

In recent years, personal injury litigation has seen a significant shift toward a deeper understanding of complex, non-visible injuries. Two areas that present unique challenges for plaintiff counsel are historic institutional sexual abuse claims and traumatic brain injury (TBI) litigation.

In estate disputes, digital footprints can speak volumes. Social media content - from posts and comments to direct messa...
08/25/2026

In estate disputes, digital footprints can speak volumes. Social media content - from posts and comments to direct messages - is increasingly used as evidence in Ontario will challenges to establish testamentary capacity, demonstrate relationships, and uncover potential undue influence.

Read our latest blog post to learn how online activity can impact estate litigation and what you need to know about preserving digital evidence: https://ow.ly/g34c50ZFg0t

Learn how social media evidence is used in Ontario will challenges, including capacity, undue influence, and admissibility issues.

Following a recent incident where a vehicle crashed through a fence into an Ottawa elementary schoolyard, parents are ad...
08/21/2026

Following a recent incident where a vehicle crashed through a fence into an Ottawa elementary schoolyard, parents are advocating for essential safety infrastructure, such as protective bollards, to keep children safe.

Proactive measures and proper traffic safety barriers are critical to preventing catastrophic, life-altering injuries before they happen.

https://ow.ly/xK4j50ZBZF3

Concerned parents are calling for extra safety measures at an Ottawa elementary school after a vehicle crashed through a fence and into the schoolyard earlier this month.

Dooring accidents happen when a driver or passenger opens a vehicle door into the path of an oncoming cyclist, often lea...
08/18/2026

Dooring accidents happen when a driver or passenger opens a vehicle door into the path of an oncoming cyclist, often leading to severe injuries or secondary collisions. In Ontario, drivers are legally required under the Highway Traffic Act to check for oncoming traffic before opening a car door. Cyclists injured in a dooring incident may be entitled to statutory accident benefits and compensation, regardless of whether the vehicle was parked or in motion.

Read more in our latest blog: https://ow.ly/B8GS50ZAyHS

Injured by an opening car door? Learn about Ontario dooring laws, cyclist injury claims, insurance coverage, reporting, and evidence.

Building a sustainable future requires honouring individual youth experiences while uniting behind our shared goals. Tog...
08/12/2026

Building a sustainable future requires honouring individual youth experiences while uniting behind our shared goals. Together, we can ensure every young person has the platform, tools, and support needed to thrive.

An Ontario Superior Court ruling in Barkey v. Doe, 2026 ONSC 4390, has upheld an unidentified motorist claim following a...
08/11/2026

An Ontario Superior Court ruling in Barkey v. Doe, 2026 ONSC 4390, has upheld an unidentified motorist claim following a drive-through rear-end collision, rejecting Aviva Insurance's motion to dismiss.

The court established that post-accident shock and concussion symptoms must be factored into the subjective standard of reasonable diligence when gathering driver details. Furthermore, the decision confirms that technical delays in police or insurer notification do not bar coverage absent actual prejudice to the insurer.

https://ow.ly/sWHY50ZyyU9

Ontario court decided on a claim for a collision at a Starbucks drive-through involving an unidentified motorist

Proving past and future income loss for self-employed plaintiffs in Ontario personal injury claims presents unique evide...
08/07/2026

Proving past and future income loss for self-employed plaintiffs in Ontario personal injury claims presents unique evidentiary challenges compared to traditional salaried employment. Because tax returns and corporate filings often obscure true earning potential through legitimate business expense deductions, courts require a comprehensive evidentiary strategy to establish losses on a balance of probabilities. Successfully proving self-employed economic loss requires deploying forensic accounting evidence, normalizing pre-accident earnings, isolating personal labour from passive business revenue, and documenting replacement labour costs or lost business opportunities.

Our latest blog post details the precise legal standards and financial strategies required to maximize income-loss recovery for self-employed accident victims in Ontario: https://ow.ly/CRKT50Zx6gB

Learn how self-employed plaintiffs prove income loss in Ontario injury claims and maximize compensation with the right evidence and strategy.

Address

1600 Carling Avenue
Ottawa, ON
K1Z0A1

Opening Hours

Monday 8:30am - 5pm
Tuesday 8:30am - 5pm
Wednesday 8:30am - 5pm
Thursday 8:30am - 5pm
Friday 8:30am - 5pm

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