Where is Duane Morris LLP headquartered?

Duane Morris LLP is headquartered in Philadelphia, PA.

How large is Duane Morris LLP?

Duane Morris LLP has approximately 746 employees.

Duane Morris LLP

Philadelphia, PA 746 employees

Offices & markets

Where the firm operates. Markets link to their salary hubs.

Philadelphia, PA New York, NY San Francisco, CA Chicago, IL Washington, DC

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About Duane Morris LLP

Founded more than a century ago in Philadelphia, Duane Morris has grown into a global, full-service law firm. With approximately 746 attorneys and $694,188,000 in 2024 gross revenue, the firm ranks 74th on the 2025 NLJ 500, 82nd on the 2025 Am Law 200, and 97th on the 2024 Global 200. Duane Morris offers diversified practices spanning transactional, litigation and regulatory matters and maintains offices across the United States, Europe and Asia while retaining its Philadelphia roots. The firm is noted for a collaborative culture grounded in core values -- an approach prominent enough to be featured in Harvard Business School case studies.

Headquarters: Philadelphia, PA
Employees: 746