Ontario directory

Business & Corporate Law Firms in City of Hamilton, Ontario

61 law firms.

What does a business lawyer in Hamilton do?

A Hamilton business lawyer helps companies form, grow, and change hands. The everyday work is incorporating a company, drafting shareholder and partnership agreements, negotiating commercial contracts, arranging financing, and handling the purchase or sale of a business. New corporations register either federally through Corporations Canada or provincially through the Ontario Business Registry, and a lawyer can set up the structure that fits your plans.

Most of this work never sees a courtroom. When a commercial dispute does turn into litigation, larger claims are heard at the Superior Court of Justice, which for Hamilton sits at the John Sopinka Courthouse at 45 Main Street East. The city stretches from downtown Hamilton out to Stoney Creek, Ancaster, Dundas, and Waterdown, so firms are spread across those communities. Ask how a firm bills before you engage, since ongoing advice and one-off deals are priced differently.

Should you incorporate federally or in Ontario?

You can do either, and both give your business a separate legal identity with limited liability. The practical difference is reach and name protection.

Federal incorporation runs through Corporations Canada under the Canada Business Corporations Act, and it gives you the right to use your corporate name across Canada. Ontario incorporation goes through the Ontario Business Registry under the province's Business Corporations Act, where you can incorporate a business corporation online. A federal corporation still has to register in the provinces where it operates, so an Ancaster company that incorporates federally also registers in Ontario. Businesses staying in the province often pick Ontario for simplicity, while those trading nationally lean federal for the name protection.

What agreements and deals does a Hamilton business need papered?

Beyond the initial filing, business law is mostly the documents that set out who owns what and who owes what. A shareholder or partnership agreement records how owners share profits, make decisions, and exit, and it heads off disputes that are expensive to untangle later. Commercial contracts cover suppliers, customers, and leases for the office, retail, and industrial space that runs from Hamilton's harbourfront out to the business parks in Stoney Creek and Waterdown.

Financings add their own paperwork: loan or investment agreements and, often, security registered against the company's assets. Buying or selling a business is usually structured as either an asset purchase or a share purchase. That choice affects tax, liability, and which contracts carry over, so it's worth advice before you sign a letter of intent.

How do you choose a business law firm in Hamilton?

Match the firm to your stage and sector. A startup founder, an established manufacturer, and a family business selling to a buyer each need different depth. Ask who will handle your file, how the firm prices ongoing advice against one-off deals, and whether it has done work like yours. Hamilton is a city of many communities, taking in Ancaster, Dundas, Flamborough, Glanbrook, and Stoney Creek alongside the old city, so there's usually a firm near you.

You can confirm any lawyer's standing on the Law Society of Ontario directory. Browse the business & corporate law firms in Hamilton below.

Adenike Aderibigbe Law Office

1 lawyer

This is the Hamilton, Ontario law office of Adenike Aderibigbe. Its work covers immigration and refugee matters, real estate, family law, and the sale and purchase of businesses. The office accepts Legal Aid clients.

Immigration Law

Real Estate Law

Family Law

Business & Corporate Law

Legal Aid

Agro Zaffiro LLP

31 lawyers

Agro Zaffiro LLP is a full-service law firm founded in Hamilton and serving Ontario for over 70 years. Its lawyers work across most areas of law, with particular strength in insurance defence, personal injury, civil a…

Insurance Law

Personal Injury

Civil Litigation & Dispute Resolution

Business & Corporate Law

Bartolini, Berlingieri, Barrafato, Fortino LLP

7 lawyers

Bartolini, Berlingieri, Barrafato, Fortino LLP (BBBF LLP) is a Hamilton law firm founded by the late Mario Bartolini, with more than 40 years of service across the Golden Horseshoe. It runs two offices in Hamilton and…

Personal Injury

Civil Litigation & Dispute Resolution

Family Law

Real Estate Law

Beeksma Law

2 lawyers · Est. 2018

Beeksma Law is an award-winning estate and commercial law practice founded in 2018 serving Ontario families and businesses. The firm operates remotely-first and technology-enabled across Hamilton, Port Elgin, Owen Sou…

Wills, Estates & Trusts

Landlord & Tenant

Business & Corporate Law

Civil Litigation & Dispute Resolution

Brown Lawyers

2 lawyers

Brown Lawyers is a professional corporation focused on estate planning and corporate and business law, using a coaching-style approach it calls the CODA Program. Its services cover wills and powers of attorney, execut…

Wills, Estates & Trusts

Business & Corporate Law

Brown Vitulli LLP

Brown Vitulli LLP is a Hamilton law firm serving individuals, businesses, and corporations on a local, regional, and national basis. It offers real estate, estate planning, corporate and commercial law, and litigation…

Real Estate Law

Wills, Estates & Trusts

Business & Corporate Law

Civil Litigation & Dispute Resolution

Burns Associates

2 lawyers · Est. 1974

Burns Associates is a Hamilton law firm founded in 1974 by A. Douglas Burns. It serves individuals, families, and corporations across Southern Ontario, including Hamilton, Toronto, Niagara Falls, and St. Catharines. T…

Real Estate Law

Civil Litigation & Dispute Resolution

Business & Corporate Law

Wills, Estates & Trusts

2 lawyers · Est. 1991

Cicchi & Giangregorio is a law practice that's operated since 1991. Its work covers real estate law, corporate law, wills and powers of attorney, and estate administration.

Real Estate Law

Business & Corporate Law

Wills, Estates & Trusts

Connor, Araiche and Grilli

2 lawyers

Connor, Araiche and Grilli is a Hamilton law firm founded in 2021, serving Ontario in corporate and commercial law, real estate, and wills and estate planning. The firm works with clients through all stages of busines…

Business & Corporate Law

Real Estate Law

Wills, Estates & Trusts

Counsel Law

1 lawyer

Counsel Law is a business law practice in Hamilton, Ontario, serving the Greater Toronto, Hamilton, and Burlington regions. It specializes in flat-rate and direct-access legal services for small and medium-sized busin…

Business & Corporate Law

Real Estate Law

Employment & Labour Law

Family Law

1 lawyer · Est. 1996

Gerry G. Gatto Professional Corporation, operating as Gatto Law, is a law firm in Ancaster, Ontario that has practised since 1996. It focuses on real estate, wills and estate planning, and corporate and business law, …

Real Estate Law

Wills, Estates & Trusts

Business & Corporate Law

GGFI Law LLP

21 lawyers · Est. 1981

GGFI Law LLP is a general practice firm in Kitchener, Ontario, founded in 1981 and formerly known as Giesbrecht, Griffin, Funk & Irvine. It represents individuals and businesses across corporate and commercial law, re…

Business & Corporate Law

Real Estate Law

Wills, Estates & Trusts

Family Law

Gowling WLG

515 lawyers

Gowling WLG is an international law firm with more than 1,500 legal professionals across seven countries. Its Canadian practice, including a Toronto office at First Canadian Place, advises on business law, litigation,…

Business & Corporate Law

Real Estate Law

Civil Litigation & Dispute Resolution

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