Founder of the firm

Me Irina Grudco, LL.B., B.Sc

Lawyer and Accredited Mediator

With 20 years of cumulative experience in law and industrial relations, Irina Grudco supports businesses in managing their legal and HR challenges with rigour, clarity, and strategic insight.

Her dual training in law (LL.B.) and industrial relations (B.Sc.) enables her to offer an integrated approach, combining compliance, risk prevention, and operational efficiency.

At GI-LAW Avocats, she advises and represents clients in business law, labour law, and civil and administrative litigation, while prioritizing mediation and negotiation as tools for sustainable conflict resolution.

Irina Grudco practices in French, English, and Russian.

Education and Certifications:

.        Member of the Law Society of Ontario (the Ontario Bar), 2025

·        Member of the Québec Bar, 2018

·        Bachelor of Law (LL.B.), Université du Québec à Montréal

·        Bachelor of Industrial Relations (B.Sc), Université de Montréal

·        Bachelor of Modern Languages and Education, University of Tiraspol, Moldova
Contact Me Grudco LinkedIn
Me, Maitre, Grudco, Irina, Russe, Russian, Lawyer, Avocat, Avocate

Our Team
RH, Ressources Humaines, HR, Conformité, Conformity, Compliance, Legal, Employment, Labour, CNSST, WSIB, Gestion des Ressources Humaines, Négociation, Médiation, Plainte, Harcèlement, Harassment, Workplace Violence, Violence,

Certified HR Advisor (Quebec, Ontario)/ Law intern

Sonja Mullan

CHRA /CRIA ,  LL.B/ JD 

As a law intern at GI Law, Sonja Mullan brings multidisciplinary expertise spanning law, human resources, industrial relations, and strategic consulting. With several years of experience in senior management roles within highly regulated sectors (construction, transportation, and public administration), she offers a rare combination of legal knowledge, organizational strategy, and practical business insight.

Fluent in English, French, and Spanish, Sonja supports the firm’s clients in areas such as civil and contract law, workplace investigations, policy development, and mediation. She provides pragmatic, solution-oriented advice that bridges legal analysis with real-world management.

Achievements and Education:

  • Bachelor of Law (LL.B./J.D.), Université de Montréal

  • De Grandpré Chait Award for Excellence in Real Estate, 2025

  • Certificate in Human Resources Law, Osgoode Hall Law School

  • Bachelor of Industrial Relations, Université de Montréal

  • Certified Human Resources and Industrial Relations Advisor (CRIA/CHRA)

  • Board Member, Ontario Sheet Metal Contractors Association and Provincial Negotiation Committee
Étudiante, Droit, Stagiaire, Articling, Law, UdeM, University of Montreal

Law Student

Arina Balantseva

LL.B - University of Montreal

Arina Balantseva is a dedicated law student at GI Law, bringing enthusiasm, curiosity, and a commitment to learning in the field of law. She supports the firm by assisting in legal research, case preparation, and client support, applying her developing expertise to real-world legal challenges.

Fluent in English, French and Russian, passionate about understanding the law in practice, Arina is gaining hands-on experience across various areas, including civil law, labour law, and dispute resolution. Her commitment to excellence, attention to detail, and eagerness to learn make her a valuable part of the GI Law team.

Education:

  • 2nd-year student, Bachelor of Law (LL.B.), Université de Montréal

  • DEC, Marketing/Marketing Management, Dawson College

Administrative team