The Law HQ

Top Law Firms in San Diego, California

Below are profiles of 10 leading commercial and full-service law firms with offices in San Diego, California. These firms are recognised for serving businesses, technology companies, life sciences organisations, financial institutions, developers, and public sector clients throughout Southern California and beyond.

1. Cooley LLP

Company history
Founded in 1920 in San Francisco, Cooley has become one of the world’s leading law firms for technology companies, venture capital investors, emerging businesses and life sciences organisations. Its San Diego office is a major hub for biotech, healthcare and technology clients.

Services

  • Venture Capital
  • Emerging Companies
  • Corporate Law
  • Mergers & Acquisitions
  • Securities
  • Intellectual Property
  • Employment
  • Litigation
  • Fund Formation
  • Life Sciences

Address
10265 Science Center Drive, San Diego, CA 92121

Telephone
+1 858-550-6000

Homepage
Cooley LLP

2. Wilson Sonsini Goodrich & Rosati

Company history
Established in 1961, Wilson Sonsini is internationally recognised for representing startups, venture capital firms and publicly traded technology companies. The San Diego office has a strong focus on biotechnology, medical devices and life sciences.

Services

  • Startup & Venture Capital
  • Corporate
  • Mergers & Acquisitions
  • Securities
  • Intellectual Property
  • Licensing
  • Privacy
  • Employment
  • Tax
  • Litigation

Address
12235 El Camino Real, Suite 200, San Diego, CA 92130

Telephone
+1 858-350-2300

Homepage
Wilson Sonsini Goodrich & Rosati

3. Latham & Watkins LLP

Company history
Founded in 1934, Latham & Watkins is one of the world’s largest law firms. Its San Diego office advises clients in technology, healthcare, finance, energy and private equity on sophisticated transactional and litigation matters.

Services

  • Corporate
  • Banking & Finance
  • Capital Markets
  • Private Equity
  • Mergers & Acquisitions
  • Litigation
  • Tax
  • Environmental
  • Employment
  • Real Estate

Address
12670 High Bluff Drive, San Diego, CA 92130

Telephone
+1 858-523-5400

Homepage
Latham & Watkins LLP

4. Sheppard Mullin Richter & Hampton LLP

Company history
Founded in 1927, Sheppard Mullin has maintained a San Diego presence for nearly four decades. The office serves businesses ranging from innovative startups to established corporations across Southern California.

Services

  • Corporate
  • Commercial Litigation
  • Labour & Employment
  • Real Estate
  • Healthcare
  • Insurance
  • Intellectual Property
  • Mergers & Acquisitions
  • Land Use
  • Financial Services

Address
501 West Broadway, 18th Floor, San Diego, CA 92101

Telephone
+1 619-338-6500

Homepage
Sheppard Mullin Richter & Hampton LLP

5. Foley & Lardner LLP

Company history
Founded in 1842, Foley & Lardner is a leading international law firm. Its San Diego office is particularly well known for advising clients in life sciences, healthcare, manufacturing and technology industries.

Services

  • Corporate
  • Healthcare
  • Intellectual Property
  • Litigation
  • Venture Capital
  • Private Equity
  • Tax
  • Real Estate
  • Employment
  • Regulatory Law

Address
3579 Valley Centre Drive, Suite 300, San Diego, CA 92130

Telephone
+1 858-847-6700

Homepage
Foley & Lardner LLP

6. Snell & Wilmer LLP

Company history
Founded in 1938, Snell & Wilmer opened its San Diego office in 2020 to support the region’s rapidly expanding business community. The office advises clients in technology, real estate, healthcare and corporate law.

Services

  • Corporate
  • Commercial Litigation
  • Employment
  • Intellectual Property
  • Real Estate
  • Tax
  • Private Client Services
  • Construction
  • Banking
  • Business Transactions

Address
3611 Valley Centre Drive, Suite 500, San Diego, CA 92130

Telephone
+1 858-434-5020

Homepage
Snell & Wilmer LLP

7. Greenberg Traurig LLP

Company history
Founded in 1967, Greenberg Traurig is an international law firm with a growing San Diego office serving clients across life sciences, real estate, international trade and technology sectors.

Services

  • Corporate
  • Real Estate
  • Labour & Employment
  • Tax
  • International Trade
  • Intellectual Property
  • Litigation
  • Private Wealth
  • Healthcare
  • Regulatory Compliance

Address
12830 El Camino Real, Suite 350, San Diego, CA 92130

Telephone
+1 619-848-2500

Homepage
Greenberg Traurig LLP

8. Duane Morris LLP

Company history
Established in 1904, Duane Morris operates internationally and has a significant San Diego office serving technology companies, manufacturers, financial institutions and educational organisations throughout Southern California.

Services

  • Corporate
  • Securities
  • Mergers & Acquisitions
  • Commercial Litigation
  • Intellectual Property
  • Employment
  • Real Estate
  • Healthcare
  • Banking
  • Construction

Address
750 B Street, Suite 2900, San Diego, CA 92101

Telephone
+1 619-744-2200

Homepage
Duane Morris LLP

9. Gordon Rees Scully Mansukhani LLP

Company history
Founded in 1974, Gordon Rees Scully Mansukhani established its San Diego office in 1989. Today it is one of the largest law firms in San Diego County, representing Fortune 500 companies, insurers and growing businesses.

Services

  • Commercial Litigation
  • Employment
  • Construction
  • Insurance Defence
  • Corporate
  • Intellectual Property
  • Product Liability
  • Healthcare
  • Transportation
  • Real Estate

Address
101 West Broadway, Suite 2000, San Diego, CA 92101

Telephone
+1 619-696-6700

Homepage
Gordon Rees Scully Mansukhani LLP

10. Manatt, Phelps & Phillips LLP

Company history
Founded in 1965, Manatt expanded into San Diego in 2023, strengthening its presence across California. The office advises businesses in healthcare, technology, digital media, venture capital, energy and financial services.

Services

  • Corporate
  • Healthcare
  • Venture Capital
  • Technology
  • Digital Media
  • Government & Regulatory
  • Energy
  • Real Estate
  • Financial Services
  • Litigation

Address
12730 High Bluff Drive, Suite 300, San Diego, CA 92130

Telephone
+1 619-205-8500

Homepage
Manatt, Phelps & Phillips LLP

Scroll to Top