Posliff Herberholz D'Alessandro LLP is a full-service law firm based in Windsor, Ontario, founded in 2021 by Alexa Posliff, Mason Herberholz, and Armando D'Alessandro. It practises criminal and regulatory litigation, civil litigation, human rights and employment law, municipal law, landlord-tenant disputes, wills and estates, and real estate transactions and litigation. All three founding partners previously worked as prosecutors and agents for the Public Prosecution Service of Canada.

Good to know

A person using a wheelchairWheelchair accessibleA professional woman in a suit beside a briefcaseWoman-ownedA rainbow pride heartLGBTQ+ friendlyA laptop showing a video callVirtual appointmentsAn office interior with a desk and chairsIn-person services

Fees & payment

Scales of justice and a gavel above a Legal Aid bannerLegal aid

This firm’s lawyers at a glance

Called to the bar
2017–2020 · median 7 years in practice 3 of 3 lawyers
Law schools
University of Windsor (3) 3 of 3 lawyers

Where to find them

380 Ouellette Ave., Suite 401, Windsor, ON · 519-890-7660

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Listing compiled from the firm’s public website in July 2026. Verify licence status in the Law Society of Ontario directory ↗