John F. Dunn


Recent Publication:

Cozen Cities - January 27, 2023

During his nine years at his previous firm, John led the Illinois Government Relations group and developed a large and successful government relations practice representing companies before city and state government. His clients include major companies in the tech, aviation, transportation, health, manufacturing and banking  sectors. He has assisted several disruptive tech companies in dealing with regulatory, legislative and political hurdles. John also has a significant public procurement practice and has helped clients win major city and state contracts. 

Previously he served as Chicago Mayor Richard M. Daley’s Director of Intergovernmental Affairs, reporting directly to the mayor and serving as his senior adviser on all legislative and political matters. John served as the mayor’s liaison to all federal, state, and local elected officials; was responsible for the appointments to and relations with all city boards and commissions; and oversaw labor relations. As director of the city’s Springfield team, he passed many pieces of significant state legislation and gained an unparalleled understanding of the relationship between City Hall and Springfield. 

Prior to his city experience, John worked at two large Chicago law firms and as AT&T’s Midwest legislative attorney. He earned his J.D. at the University of California Hastings College of Law and his B.A. at the University of Notre Dame.  He served four years as a U.S. Navy officer. 



Leading Lawyers Network Recognizes 23 Cozen O’Connor Lawyers as Top Illinois Practitioners

March 02, 2022

The Leading Lawyers Network has named 22 Cozen O’Connor lawyers to its annual list of Illinois’ top practitioners and named one other as an Emerging Lawyer in its 2022 survey results.

Leading Lawyers Network Recognizes 26 Cozen O’Connor Lawyers as Top Illinois Practitioners

January 26, 2021

The Leading Lawyers Network has named 24 Cozen O’Connor lawyers to its annual list of Illinois’ top practitioners and named two others as Emerging Lawyers in its 2021 survey results.

Cozen O'Connor Adds Three Lobbyists in Chicago

September 19, 2019

Cozen O'Connor welcomes three new lobbyists, John F. Dunn, Darren Collier, and Patrick L. Carey to the Public Strategies practice in Chicago.

Cozen O’Connor Public Strategies Continues its National Expansion, Adding John F. Dunn, Darren Collier, and Patrick L. Carey to Growing City of Chicago and State of Illinois Practice

September 04, 2019

Cozen O’Connor cements its top-tier lobbying presence in three of the largest cities in the United States — Chicago, Philadelphia, and New York — and the corresponding state capitals.


Cozen Cities: January 11, 2023

January 11, 2023

The University of Chicago is stepping up its efforts to create more startups, committing more than $20 million to launch three new accelerators focused on deep technology such as data science, artificial intelligence, clean technology and life sciences—areas where the university excels but for which funding often is hardest to find.

Cozen Cities - December 21, 2022

December 21, 2022

For more than a year, the California voter-approved gig economy law known as Proposition 22 has hung in the balance after a judge invalidated the ballot initiative allowing giant ride-hailing and delivery companies to classify their workers as independent contractors rather than employees. On Tuesday, a California appeals court heard oral arguments in San Francisco on whether it should uphold the lower court ruling that deemed Proposition 22 unconstitutional and unenforceable.

Cozen Cities - December 14, 2022

December 14, 2022

Massachusetts’ Energy Facilities Sitting Board approved a special permit for a controversial electrical substation in East Boston. The permit allows the project to circumvent 14 final environmental permits. 84% of Boston voters voted against the substation in a non-binding ballot question last year.

Cozen Cities - November 11, 2022

November 11, 2022

Driverless car company Waymo, owned by Google parent Alphabet, said October 19 that it plans to add autonomous taxi fleet operations to Los Angeles. “L.A. is in the top three ride-hailing markets in the United States and globally,” said Saswat Panigrahi, the company’s chief product officer. “The commercial opportunity is huge.”

Cozen Cities - October 26, 2022

October 26, 2022

In yet another pre-election sweetener, Mayor Lori Lightfoot announced that the city is expanding its parental leave policy, effective Jan. 1, to allow all 32,000 city employees up to 12 weeks of paid parental leave whether they are the “birthing or non-birthing parent.”

Cozen Cities: October 5, 2022

October 05, 2022

Multinational aerospace and defense technology company Northrop Grumman has expanded its presence in the Baltimore area with its new, 55,000-square-foot Maryland Space Assembly and Test 2 facility.

Cozen Cities: September 21, 2022

September 21, 2022

Throughout the country, large municipalities are laboratories of democracy. New and innovative policies introduced in one market are often exported to others, and ultimately replicated at the state and federal level. This newsletter highlights emerging local policy and regulatory discussions that impact industries, businesses, and organizations across the nation.


  • University of California, Hastings College of the Law, J.D., 1992
  • University of Notre Dame, B.A., 1985
  • Illinois