Careers

Build your practice with a firm that has anchored the Niagara legal community since 1953.

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Articling Student 2028 - 2029

Articling Student
St. Catharines

Sullivan Mahoney LLP is the largest firm in Niagara, providing a full range of legal services to our diverse client base. Sullivan Mahoney is committed to maintaining the tradition of excellence established by those before us. We are a firm that strives to provide strategic and cost-effective advice in our pursuit to protect and add value to our client interests. We have earned an unsurpassed reputation for impeccable service, thorough and pragmatic legal advice and complete commitment to our clients. Our lawyers are knowledgeable and dedicated to their professional development in order to best serve our clients' needs. Not only are we committed to our clients, but also to our communities. We give back through charitable donations, fundraisers and sponsorships. The annual salary for the Articling Student position is $58,349.00 pro-rated for the Articling Term. This position will be located in our St. Catharines Office.

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Associate Lawyer - Municipal and Land Use Planning

Associate Lawyer
St. Catharines

Sullivan Mahoney LLP is the largest law firm in Niagara, providing a full range of legal services to our diverse clients base. We have earned an unsurpassed reputation for impeccable service, thorough and pragmatic advice and complete commitment to our clients. Our lawyers are knowledgeable and dedicated to their professional development in order to best serve our clients' needs. Not only are we committed to our clients, but also to our communities. We give back through charitable donations, fundraisers and sponsorships. The starting salary for the Associate Lawyer position is $82,500.00 annually, with a competitive bonusing structure. Sullivan Mahoney LLP is one of Niagara's most distinguished and trusted law firms. Our success lies with our knowledge and dedicated lawyers and staff. We strongly believe in our people - their efforts reflect our culture. From a commitment to client success, to the new ideas they generate, our staff and lawyers have succeeded in making us what we are today. We thank all applicants, however, only those selected for an interview will be contacted. Sullivan Mahoney LLP is committed to providing accommodation for people with disabilities. Accommodations are available upon request for candidates taking part in all aspects of the selection process. Employment Equity Statement The diversity of our workplace is at the core of our innovation and creativity and strengthens our knowledge and excellence. Sullivan Mahoney LLP strives to embody the values of respect, collaboration and diversity, and has a strong commitment to employment equity. The Firm seeks qualified candidates who share in our commitment to equity and inclusion, and who will contribute to the diversification of ideas and perspectives. This position is to fill an existing vacancy.

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Summer Law Student - 2027

Summer Law Students
St. Catharines

Sullivan Mahoney LLP is the largest law firm in Niagara, providing a full range of legal services to our diverse client base. Sullivan Mahoney LLP is committed to maintaining the tradition of excellence. We have earned an unsurpassed reputation for impeccable service, thorough and pragmatic legal advice and complete commitment to our clients. Our lawyers are knowledgeable and dedicated to their professional development in order to best serve our clients' needs. Not only are we committed to our clients, but also to our communities. We give back through charitable donations, fundraisers and sponsorships.

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Why join us

8 ways to build a career at Sullivan Mahoney.

We foster a culture of collaboration, professional growth, and community involvement—supporting your success at every stage of your career.

Life at Sullivan Mahoney

Collaborative teams

Work alongside approachable, experienced professionals who value teamwork and respect.

Meaningful work

Handle diverse matters that challenge you and make an impact for our clients.

Growth & development

Access mentorship, training, and opportunities to advance your practice.

Community focus

We’re committed to Niagara through our service, sponsorships, and pro bono work.

A serious practice.
A genuinely collegial one.

For over 70 years, we’ve built long-term relationships with our clients and with each other.

1953Founded in St. Catharines
30+Lawyers across 12+ practice areas
12Practice areas
2Locations across Niagara
What we offer

Compensation and support that lets you do your best work.

Competitive compensation

Salary scales benchmarked against comparable firms with annual reviews and performance recognition.

Health & wellness

Extended health, dental, vision, and life coverage to support you and your family.

Work-life balance

A flexible culture designed for excellent client work and a full life outside the office.

Let’s connect

We’re always interested in hearing from strong candidates.

Even if you don’t see the right opportunity today, we welcome your résumé and look forward to connecting for future roles.

careers@sullivan-mahoney.com