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(877) 467-0305
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Recent News:
“It’s always a pleasure to recognize the hard work and dedication of our attorneys and government relations professionals,” said Executive Chairman and Chief Executive Officer Michael J. Heller. “This outstanding class of new members and senior principals will undoubtedly propel Cozen O’Connor’s ongoing success.”
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The attorneys in Cozen O’Connor’s Denver office provide a full range of services including complex commercial litigation in the areas of oil and gas, environmental, labor and employment, subrogation and recovery, insurance coverage, intellectual property issues, maritime, product liability, toxic tort and construction. Our clients run the gamut from individuals and startups to Fortune 500 companies in a variety of industries including insurance, energy, technology, pharmaceutical and life sciences, and manufacturing.
Established in June 2003, the Denver office marks the firm's expansion into the Mountain States region, including Colorado, Wyoming, New Mexico, North Dakota, South Dakota, Kansas and Nebraska. Our office is located in the central business district of downtown Denver.
March 20, 2025
“It’s always a pleasure to recognize the hard work and dedication of our attorneys and government relations professionals,” said Executive Chairman and Chief Executive Officer Michael J. Heller. “This outstanding class of new members and senior principals will undoubtedly propel Cozen O’Connor’s ongoing success.”
November 07, 2024
In 2024, Best Lawyers received more than 100,000 client references and observed a 65% increase in client participation in their survey.
October 15, 2024
Following his unanimous re-election to CEO, Michael Heller spoke with Law360 Pulse about the successes and challenges of the last three years and his priorities for the next three.
June 10, 2024
Chambers USA rankings are based on an “assessment of a firm’s work and opinions from external market sources, with an emphasis on client feedback.” In order to be ranked in the guide, lawyers and firms must demonstrate “sustained excellence.”
April 05, 2024
Jake Rubinstein was quoted in a Law360 article discussing the Colorado Department of Labor and Employment’s (CDLE) recent change to its paid sick leave rule, allowing employers to calculate a worker's hourly rate for paid sick time by averaging their hourly earnings over the previous 28 to 31 days, amending the formerly used 30-day lookback period.
March 15, 2024
“This is a group of terrific lawyers across many offices and practices areas and we look forward to following their achievements,” said Executive Chairman and Chief Executive Officer Michael J. Heller.
August 22, 2023
Jake Rubinstein spoke with Law Week Colorado to discuss the latest trends involving unionized employees in Colorado.
June 12, 2023
Curtis Vock was quoted in Law360 discussing the growth of tech and life sciences in Denver and Boulder, Colorado.
Click here for a navigable map
Our Denver office is located in central downtown. The building is located on 17th Street between California and Stout Streets. Our office is on the 31st floor of the Marriott City Center Building, also known as the MCI Tower. You are able to find our office by car, air or ground transportation.
Car
From the North or South:
Exit off I-25 at the Speer Boulevard South exit. Follow Speer Boulevard until you reach Stout Street, and make a left onto Stout Street. Continue to 17th Street and make a right. The Marriott City Center Building is located on 17th Street between Stout and California Streets.
Air
From Denver International Airport:
Exit the airport on Pena Boulevard. Merge onto I-70 West. Exit I-25 South, and merge onto Park Avenue (this exit is actually before you merge on to I-25 South). Turn right onto Arapahoe and then left onto 17th St. The Marriott City Center Building is located on 17th Street between Stout and California Streets.
Ground Transporation
Taxi, bus, shuttle, and private car service are available from the airport.
To access the public buses, go to level 5 of the airport.
To access shuttles, go to level 3 of the airport.
To access private car service and/or taxis, go to level 1 of the airport.
You may contact the Ground Transportation Counter at 1-800-AIR-2DEN for more information.
The easiest, most inexpensive shuttle service to our office is the Super Shuttle, which drops off at the Marriott City Center (our building). For more information, or to schedule a pick up, you may contact Super Shuttle International Denver at 800-525-3177. When returning to the airport from our office, Super Shuttle leaves every 15 minutes from the Marriott.
Parking
We recommend parking in the Qwest Building Parking Garage, managed by Central Parking System, which is located on Stout between 18th & 19th Street (one block from our firm). We also recommend the Plaza Parking Garage, which is located on the northeast corner of 18th & California. This garage is located one block from the office, and is also managed by Central Parking System.
Hotels
Denver Marriott City Center (located adjacent in the same building as the Denver office)
1701 California Street
303-297-1300
Hotel Monaco
1717 Champa Street
303-296-1717
Magnolia Hotel
818 17th Street
303-607-9000
Grand Hyatt Denver
1750 Welton Street
303-295-1234
Hyatt Regency Denver at Colorado Convention Center
650 15th Street
303-436-1234
Westin Hotel Tabor Center
1672 Lawrence Street
303-572-9100
Brown Palace Hotel
321 17th Street
303-297-3111
Hotel Teatro
1100 14th Street
303-228-1100
Sheraton Downtown
1550 Court Place
303-893-3333
Residence Inn Denver City Center
1725 Champa St.
303-296-3444
General Transportation Telephone Numbers and Websites
Denver International Airport 303-342-2000
Super Shuttle International Denver 800-525-3177
Ground Transportation 800-AIR-2DEN
Metro Taxi Service 303-333-3333
Yellow Cab Service 303-777-7777