Firm Profile

Williams, Montgomery & John Ltd.


Willis Tower, Suite 6800
233 South Wacker Drive
Chicago, IL 60606-7147
United States
(312) 443.3200

Firm Details

Williams Montgomery & John is the ideal business litigation firm. Our clients know we have the experience and dedication to get results. Our opponents know we have the skills and courage to try cases to verdict.

The trial lawyers of Williams Montgomery & John vigorously and fearlessly represent client interests in high-stakes lawsuits across the United States. We have a track record of achieving outstanding results for some of corporate America’s biggest names.

Our litigators have extensive jury trial, bench trial and arbitration experience in complex, multimillion-dollar disputes involving breach of contract, breach of fiduciary duty, professional malpractice, products liability, defective construction, intellectual property and insurance bad faith. CBS Corporation named Williams Montgomery & John as its “go to” law firm in Illinois for commercial disputes (Corporate Counsel, December 2010), and other large corporations such as 3M, Goodyear, Siemens, IBM, Genentech, Whirlpool and Zurich have relied on our unwavering advocacy.

In the tort defense area, our trial attorneys have achieved defense verdicts in numerous complex product liability, toxic tort, personal injury and wrongful death matters, a number of which have been recognized by The National Law Journal. As a result of our vast experience and stellar track record, we have been retained as national and regional trial counsel for more than 60 corporate clients, including Ford, Fisher-Price, Black & Decker, General Electric, Chevron, Goodyear, and Bausch & Lomb.

Williams Montgomery & John maintains a highly skilled appellate practice group to protect our clients' trial court victories and work to overturn unfavorable rulings. We also provide the full range of other legal services required by sophisticated business clients, including professional liability, insurance coverage, intellectual property, labor and employment, government relations and white collar litigation.

The name partners of Williams Montgomery & John are nationally known trial attorneys and members of the International Academy of Trial Lawyers. Barry Montgomery and Peter John are listed in Best Lawyers in America for Commercial Litigation and Bet-the-Company Litigation. The firm’s energetic, dedicated partners and associates have a strong commitment to client service with a singular focus on achieving client objectives. Sixteen of the firm’s partners have been selected by their peers for inclusion in Illinois Leading Lawyers and 11 are recognized in Illinois Super Lawyers.

We work closely with all of our clients to ensure that their goals and expectations are met. We believe that early, aggressive and thorough preparation is essential to achieving the best results. We are passionate about what we do and our passion is reflected in the results that we achieve.

About Our Clients

American Express
Argo Pro/Colony Insurance
Baker Tilly Virchow Krause
Bausch & Lomb Incorporated
Bell Helicopter
Black & Decker
The Boler Company
BorgWarner Inc.
CBS Corporation
Chevron Corporation
City of Chicago
CNA Insurance
ConocoPhillips Company
Cooper Tire & Rubber Company
Dunlop Tire
Ford Motor Company
General Electric Company
Goodyear Tire & Rubber Company
Grant Thornton
Honeywell International Inc.
Health Systems of America
Johns Manville
Kubota Tractor
Liberty Mutual Insurance
Live Nation
Lycoming Engines
Manchester Tank
McWane Inc.
MTV Networks
Progressive Insurance
Sharp Electronics Corporation
Siemens Corporation
Starwood Hotels & Resorts Worldwide Inc.
Superior Ambulance
Textron Inc.
Travelers Insurance
W.W. Grainger
Whirlpool Corporation
William Ryan Homes
YRC Worldwide Inc.
Zurich Financial Services Group
Zurich Insurance

Firm Practice Areas

  • Bet-the-Company Litigation
  • Commercial Litigation
  • Insurance Law
  • Litigation - Intellectual Property
  • Personal Injury Litigation - Defendants

Firm News & Media

Featured Publications

Office Locations

United States

United States

District of Columbia

District of Columbia

Washington, DC

1607 22nd Street, NW, Suite 300

Washington, DC 20008

United States

(202) 791.9950

Get Directions



Chicago, IL

Willis Tower, Suite 6800

233 South Wacker Drive

Chicago, IL 60606-7147

United States

(312) 443.3200

Get Directions