Attorney Profile

Donald J. Cosley has been representing Illinois residents in criminal defense and family law cases for over 20 years. He has a wealth of courtroom experience and an undying commitment to providing quality client service. He personally handles all aspects of his cases. When you call him with questions about your case, you will speak with him, your legal representative, and will not be passed off to a paralegal or subordinate. Extensive experience and responsive customer service are the hallmarks of the Law Offices of Donald J. Cosley.

  • Accessible: When you call, we make it a priority to respond quickly. We promise to give clear answers in language that makes sense.
  • Experience: Opposing attorneys, prosecutors and judges know that we have built our success on integrity and hard work. Knowing the key people involved in your case means understanding the process and expectations to reach a desirable outcome.
  • Reputation: Legal professionals throughout the Greater Chicago metro area know that we prepare our cases and arguments diligently and have our evidence and arguments in order. We have earned an excellent reputation for thoroughness and focused legal representation.

Free Initial Consultation

Donald J. Cosley was admitted to practice in Illinois and the Northern District Court of Illinois in 1994, and before the United States Supreme Court in 2001. He has served in the following committee positions for the NWSBA:

  • Parliamentarian 1999-2000
  • Board of Governors 2000-2003; 2003-2006
  • Executive Board:
    • Secretary 2006-2007
    • Treasurer 2007-2008
    • Vice President 2008-2009
    • Vice President 2009-2010
    • Executive Vice President 2010-2011
    • President 2011-2012
  • Long Range Planning Committee 2007-2008

He has also served as Chairperson for the Attorney Referral Service, Judges Night & Holiday Party, and as a coach or judge of mock trial from 2005 to 2008.

For more information about the qualifications of Mr. Cosley, please click on the bottom link.

Contact a Dedicated Rolling Meadows Lawyer Today

If you need knowledgeable representation for your criminal defense or family law case, contact us today.

For Spanish speaking clients you may contact Melissa Puga by calling her direct number at: 847-293-4018

From offices in Rolling Meadows, the Law Offices of Donald J. Cosley represents clients in Cook County, Lake County, DuPage County, Illinois, and communities throughout the greater metropolitan Chicago area. Contact us to schedule a free consultation with an experienced Rolling Meadows criminal defense and family law attorney today.

  • Illinois State Bar Association
  • Northwest Suburban Bar Association

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Cosley Law Office
Arlington Office Park
1855 Rohlwing Road, Suite D
Rolling Meadows, IL 60008
Rolling Meadows Law Office

Phone: 847-253-3100
Cell Phone: 847-340-5517
Fax: 847-253-3434
Email the Firm
Se Habla Español

At the Law Offices of Donald J. Cosley, we represent clients in Illinois, including the cities of Rolling Meadows, Schaumburg, Palatine, Arlington Heights, Mount Prospect, Buffalo Grove, Barrington, Elk Grove Village, Inverness, Wheeling, Long Grove and Mundelein, as well as Cook County, Lake County, DuPage County and throughout the Chicago, IL, metropolitan area.

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