Top Business Lawyers in Ottawa, Canada - June 2026

Canada / Ontario / Ottawa
Find the most experienced business lawyers in Ottawa to handle your corporate legal needs. Get expert guidance on contracts, mergers, and regulatory compliance for your enterprise.
1

Gowling WLG

Canada, Ottawa
5.0

A global law firm with deep roots in Ottawa providing expert corporate law services.

Details

  • Year Founded: 1887
  • Employees: 1000+
  • Price Range: $$$$
  • Phone: +16132331781
  • Email: ottawa@gowlingwlg.com

About the Company

Gowling WLG offers unparalleled expertise in corporate and commercial law. Their Ottawa office is highly regarded for handling complex cross-border transactions and regulatory compliance with precision and professional excellence.

Pros

  • Global expertise
  • Extensive sector knowledge

Cons

  • High premium pricing
  • Large firm bureaucracy
2

Borden Ladner Gervais

Canada, Ottawa
4.9

Leading Canadian law firm specializing in business, litigation, and intellectual property.

Details

  • Year Founded: 1823
  • Employees: 1000+
  • Price Range: $$$$
  • Phone: +16132375160
  • Email: info@blg.com

About the Company

BLG is a powerhouse in the Canadian legal landscape. Their Ottawa team provides strategic business advice for domestic and international corporations, focusing on long-term growth and risk mitigation.

Pros

  • Top-tier litigation
  • Broad industry coverage

Cons

  • Busy availability
  • Costly for startups
3

Perley-Robertson, Hill & McDougall

Canada, Ottawa
4.8

A prominent Ottawa-based firm offering full-service business law solutions.

Details

  • Year Founded: 1968
  • Employees: 100-200
  • Price Range: $$$
  • Phone: +16132382022
  • Email: info@perlaw.ca

About the Company

Known for their personalized approach, Perley-Robertson provides excellent corporate governance, tax planning, and real estate law services. They are a staple of the Ottawa business community.

Pros

  • Local market expertise
  • Client-centric approach

Cons

  • Less global reach
  • Limited niche specialists
4

Nelligan Law

Canada, Ottawa
4.7

Highly respected firm serving businesses, non-profits, and individuals in Ottawa.

Details

  • Year Founded: 1963
  • Employees: 50-100
  • Price Range: $$$
  • Phone: +16132388080
  • Email: info@nelliganlaw.ca

About the Company

Nelligan Law combines a legacy of integrity with modern legal practices. Their business law department excels in commercial real estate, corporate restructuring, and employment matters.

Pros

  • Strong reputation
  • Ethical focus

Cons

  • Traditional style
  • Slower turnaround
5

Fasken

Canada, Ottawa
4.9

International firm with a strong focus on corporate finance and M&A.

Details

  • Year Founded: 1863
  • Employees: 1000+
  • Price Range: $$$$
  • Phone: +16132363882
  • Email: info@fasken.com

About the Company

Fasken provides sophisticated legal services for highly regulated industries. Their Ottawa office is a go-to for complex commercial litigation and high-stakes business negotiations.

Pros

  • High-level talent
  • Global networking

Cons

  • Premium price points
  • Corporate feel
6

McCarthy Tétrault

Canada, Ottawa
5.0

Canada's national law firm providing innovative business law solutions.

Details

  • Year Founded: 1855
  • Employees: 1000+
  • Price Range: $$$$
  • Phone: +16132382000
  • Email: info@mccarthy.ca

About the Company

McCarthy Tétrault is synonymous with professional legal standards in Canada. They provide seamless support for enterprise-level businesses requiring tax, intellectual property, and merger advice.

Pros

  • National presence
  • Technologically advanced

Cons

  • Very high fees
  • Complex internal process
7

Dentons

Canada, Ottawa
4.8

The world's largest law firm with robust capabilities in Ottawa.

Details

  • Year Founded: 2013
  • Employees: 1000+
  • Price Range: $$$$
  • Phone: +16137839600
  • Email: ottawa@dentons.com

About the Company

Dentons provides an unmatched global platform for Ottawa-based businesses looking to scale internationally. Their team specializes in trade, government procurement, and corporate law.

Pros

  • Global reach
  • Deep bench strength

Cons

  • Size can hinder agility
  • Standardized service
8

Caza Saikaley

Canada, Ottawa
4.6

Bilingual boutique firm focused on commercial and business litigation.

Details

  • Year Founded: 2008
  • Employees: 20-50
  • Price Range: $$$
  • Phone: +16135652292
  • Email: info@cazasaikaley.com

About the Company

Caza Saikaley stands out for its bilingual legal services and focused expertise in commercial litigation. They provide efficient and results-oriented representation for business owners.

Pros

  • Bilingual services
  • Focused specialization

Cons

  • Smaller firm size
  • Limited full-service scope
9

Kelly Santini LLP

Canada, Ottawa
4.5

A well-regarded Ottawa law firm dedicated to business and commercial law.

Details

  • Year Founded: 1976
  • Employees: 50-100
  • Price Range: $$
  • Phone: +16132386321
  • Email: info@kellysantini.com

About the Company

Kelly Santini provides practical and accessible legal advice for medium-sized enterprises. They are highly rated for their transparency and ability to resolve business disputes amicably.

Pros

  • Transparent billing
  • Accessible lawyers

Cons

  • Limited reach
  • Standard service range
10

Mann Lawyers

Canada, Ottawa
4.7

Client-focused firm providing comprehensive business legal services.

Details

  • Year Founded: 1990
  • Employees: 50-100
  • Price Range: $$
  • Phone: +16137221500
  • Email: info@mannlawyers.com

About the Company

Mann Lawyers is popular for its friendly and professional atmosphere. They guide small to medium-sized business owners through complex corporate structures, employment issues, and contracts.

Pros

  • Client friendly
  • Practical advice

Cons

  • Small team capacity
  • Slower high-volume processing
11

LMR Law

Canada, Ottawa
4.5

Boutique firm specialized in corporate law and business advisory.

Details

  • Year Founded: 2011
  • Employees: 10-20
  • Price Range: $$
  • Phone: +16136952220
  • Email: info@lmrlaw.ca

About the Company

LMR Law provides tailored solutions for startups and family-run businesses in Ottawa. Their approach is direct, making them an excellent partner for entrepreneurs needing clear legal paths.

Pros

  • Startup friendly
  • Efficient billing

Cons

  • Very small team
  • Niche focus only
12

Lainey & Associates

Canada, Ottawa
4.6

Commercial law boutique emphasizing long-term partnerships.

Details

  • Year Founded: 2005
  • Employees: 10-30
  • Price Range: $$
  • Phone: +16132332111
  • Email: info@lainey.ca

About the Company

Lainey & Associates are trusted advisors for local companies. They focus on minimizing legal friction during business expansion, focusing on contracts and corporate governance.

Pros

  • Reliable support
  • Proactive communication

Cons

  • Less complex litigation
  • Smaller resource pool
13

Burke Robertson

Canada, Ottawa
4.8

A long-standing Ottawa firm with expertise in business transactions.

Details

  • Year Founded: 1960
  • Employees: 30-50
  • Price Range: $$$
  • Phone: +16132369665
  • Email: info@burkerobertson.com

About the Company

With deep experience, Burke Robertson navigates the complexities of corporate law effectively. Their focus on the local economy makes them a preferred choice for regional businesses.

Pros

  • Established history
  • Strong local network

Cons

  • Traditional approach
  • Limited digital integration
14

Bayne Sellar Ertel Carter

Canada, Ottawa
4.9

Providing specialized legal counsel for businesses facing regulatory challenges.

Details

  • Year Founded: 1980
  • Employees: 30-50
  • Price Range: $$$
  • Phone: +16132320700
  • Email: info@baynesellar.ca

About the Company

Known for their rigorous analytical skills, this firm is essential for businesses needing representation in regulatory or high-stakes corporate disputes. Exceptional attention to detail.

Pros

  • Top-tier litigation
  • Analytical rigor

Cons

  • Specialized focus only
  • High demand
15

Hendry Warren LLP

Canada, Ottawa
4.7

Business-oriented law firm focusing on tax and corporate structuring.

Details

  • Year Founded: 1995
  • Employees: 40-60
  • Price Range: $$$
  • Phone: +16132352000
  • Email: info@hwllp.ca

About the Company

Hendry Warren is a strategic partner for tax-efficient business structures. They help clients integrate complex legal and financial needs for optimal business performance in Ottawa.

Pros

  • Tax expertise
  • Strategic planning

Cons

  • Limited litigation support
  • High fee structure

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Frequently Asked Questions

FAQ

What do business lawyers do? They provide legal counsel on formation, contracts, and dispute resolution.

Why do I need a lawyer for my business in Ottawa? To ensure full compliance with Ontario business laws and mitigate operational risks.

How much do business lawyers charge in Ottawa? Fees vary based on the lawyer's experience and the complexity of the legal matter.

When should I hire a business attorney? It is best to consult one during the initial planning or contract negotiation phase.

Can they help with international business? Yes, many Ottawa firms specialize in cross-border trade regulations.

How do I choose the right law firm? Look for industry specialization, positive client testimonials, and a track record of success.