Lancaster Chown & Welch LLP is a St. Catharines law firm formed in 2022 from the merger of three Niagara firms. The firm offers comprehensive legal services to individuals, businesses, institutions, and municipalities.

Practice areas

Personal Injury Wills, Estates & Trusts Civil Litigation & Dispute Resolution Business & Corporate Law Family Law Construction Law Employment & Labour Law Real Estate Law Intellectual Property Criminal Defence Administrative & Regulatory Law Immigration Law

Good to know

A person using a wheelchairWheelchair accessibleA calendar with a checkmark beside a clockBy appointment

Fees & payment

A clipboard with a speech bubble and a no-charge dollar coinFree consultation

Lawyers 18

Alexandra Del Vecchio Associate Employment & Labour Law Barry Adams Senior Associate Employment & Labour Law Bruce Smith Associate Business & Corporate LawWills, Estates & Trusts Celina DiFelice Associate Family Law David Thomas Senior Counsel Business & Corporate LawReal Estate Law Elizabeth Kealey Associate Civil Litigation & Dispute Resolution Glenn Parker Senior Associate Real Estate LawBusiness & Corporate Law Harry Korosis Senior Partner Business & Corporate LawCivil Litigation & Dispute Resolution John Mirynech Partner Business & Corporate LawReal Estate Law John Willey Partner Wills, Estates & TrustsReal Estate Law Katharine Book Associate Personal Injury Kevin Robins Partner Wills, Estates & TrustsReal Estate Law Maria Lucarelli Partner Family LawWills, Estates & Trusts Matthew Leask Partner Business & Corporate LawReal Estate Law Melanie Slater Associate Business & Corporate LawReal Estate Law Michael Mann Partner Business & Corporate LawWills, Estates & Trusts Rand Meshki Associate Personal Injury Yaroslav Diduch Partner Family LawReal Estate Law

This firm’s lawyers at a glance

Called to the bar
1972–2025 · median 31 years in practice 17 of 18 lawyers
Law schools
University of Western Ontario (8), Dalhousie University, Osgoode Hall Law School, Queen Mary University of London, Queen University, Queens University and 4 more 17 of 18 lawyers

Who handles what

Offices 4

St. Catharines905-641-1551

PO Box 790, Suite 800 - 80 King St, St. Catharines, ON

Welland905-735-5684

PO Box 67, Suite 202 - 3 Cross St, Welland, ON

Head Office905-346-0775

80 King Street, Suite 900, P.O. Box 760, St. Catharines, Ontario, L2R 6Y8

St. Catharines905-641-1551

Suite 800 - 80 King Street, St. Catharines, ON, L2R 6Z1

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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 ↗