Keith L. Foster, Managing Partner

Mr. Foster has lived nearly his entire life in DeKalb County, Illinois. He graduated from Northern Illinois University (BA in Psychology 1974) and attended law school at IIT/Chicago-Kent College of Law where he served as the Managing Editor of the Chicago-Kent Law Review and graduated with High Honors in 1979. Mr. Foster’s legal career started with this firm in 1979. He also served as a part time Assistant State's Attorney from 1982-1985 and as the DeKalb County State’s Attorney on an interim basis during 2009 by appointment of the Chief Judge of the 16th Judicial Circuit. Mr. Foster is admitted to the Bar in Illinois and in the U.S. District Court, Northern District of Illinois. He is a member and past President of the DeKalb County Bar Association and is a member of the Illinois State Bar Association.

Practice Areas: After nearly 35 years as a general practitioner, Mr. Foster has focused his practice on the areas of Estate Planning and Administration, Farm and Commercial Real Estate, Business and Commercial Law and Municipal Law. Mr. Foster is a regular attendee of various seminars, forums and conferences given around the country for estate planning professionals and is also a regular speaker at seminars involving all aspects of estate planning, Agricultural Law and Business Succession Planning. In addition, Mr. Foster’s practice involves all aspects of municipal representation including litigation and Labor Arbitration.

Mr. Foster has handled numerous complex and important matters for his clients involving significant amounts of money, and significant business and personal issues for his clients. Using cutting edge technology, documentation can be produced employing the very latest concepts and language consistent with up-to-date laws and regulations relating to taxation, trusts and estates, business entities, etc. Working with other professionals including Financial Planners, Certified Public Accountants, Insurance Agents, and Trust Officers, Mr. Foster is able to efficiently and professionally handle long range estate and business planning, and the immediate needs of his clients for business transactions, and estate and trust administration.


  • B.A. in Psychology - Northern Illinois University in 1974
  • J.D. with High Honors - Chicago-Kent College of Law

Present and Past Affiliations

  • Opportunity House, Inc.  - Former Board Member, Treasurer, Past President
  • TAILS Humane Society - Former Board Member, Past President
  • Kishwaukee Family YMCA - Board Member, Current Chairman
  • DeKalb Chamber of Commerce - Corporate Counsel
  • Family Service Agency of DeKalb County - Former Board Member, Past President
  • Shabbona Lions Club - Former Board Member, Past President, Past Treasurer
  • Shabbona Public Library - Past Board Member
  • Oklahoma Animal Welfare Coalition - Board Member
  • Kishwaukee College Foundation - Board Member, Treasurer
  • Voluntary Action Center - Board Member
  • Cy Miller Foundation - Board Member

Public Service

  • DeKalb County Assistant State's Attorney
  • DeKalb County Board of Health, Board Member
  • DeKalb County State's Attorney (Interim)
  • Sycamore City Attorney
  • DeKalb Sanitary District Attorney
  • Village of Shabbona Attorney
  • Village of Waterman Attorney
  • Village of Lee Attorney


These materials have been prepared by Foster Buick, Attorneys at Law, for informational purposes only and are not intended as legal advice. Transmission of this information is not intended to create, and receipt does not constitute, an attorney-client relationship between the sender and receiver. Internet subscribers and online readers should not act upon this information without first seeking professional legal counsel.