Seasoned. Successful. Supportive.

Experience is key. It can be the difference-maker in helping clients obtain the compensation they need to recover after a serious personal injury, in helping a client avoid serving time behind bars, or in passing along your wealth and assets to your loved ones according to your wishes. Through detailed research, extensive preparation and a winning strategy developed for each client, our attorneys are fully committed to successfully resolving legal issues in practice areas including personal injury, estate planning and probate, criminal defense, and real estate.

Since founding Boyer, St. Pierre, & Aull, PLLC, in 1971, we have fought for the well-being of our clients and worked to establish a trust that keeps them coming back for all of their legal questions and concerns. Our attorneys have used their litigation skills, experience, hard work and meticulous preparation to obtain countless settlements and verdicts in our clients’ favor. You can trust that after retaining our attorneys, they are dedicated to successfully resolving your case using all the resources necessary.

Whether we’re defending you for a DUI or another criminal charge or representing you in a probate matter, we’re dedicated to protecting your interests.

Contact Boyer, St. Pierre & Aull, PLLC today if you need legal assistance with any of the following:

  • Personal Injury
  • Estate Planning
  • Probate
  • Criminal Law

If you’re looking for an experienced attorney to help with a personal injury, criminal defense or an estate planning or probate matter, contact our firm at 586-731-7400 to arrange your free initial consultation.

Attorney William Boyer

Bar Admissions:

  • Michigan, 1967
  • U.S. Court of Appeals 6th Circuit, 1967
  • U.S. District Court Eastern District of Michigan, 1967
  • United States Supreme Court


  • Detroit College of Law, Detroit, Michigan
    • J.D. - 1965
  • University of Michigan
    • B.A.

Professional Memberships and Achievements:

  • Detroit Macomb County, President, 1985 to 1986
  • American Bar Associations
  • State Bar of Michigan
  • Macomb Trial Lawyers Association, President, 1984 to 1985
  • Michigan Trial Lawyers Association, Member, Executive Board, 1981 to 1993
  • Metropolitan Trial Lawyers Association, Board Member, 1980 to 1986
  • The Association of Trial Lawyers of America
  • American Board of Trial Advocates

Pro Bono Activities:

  • Member, Alumni Association, Second Century Club, Detroit College of Law, 1978 to 1994
  • Representative Assemblyman, 1980 to 1983
  • Member, Panel of Arbitrators, American Arbitration Association

Attorney William Boyer Jr,

Bar Admissions:

  • Michigan, 1994
  • U.S. District Court Eastern District of Michigan, 1996
  • Illinois, 2016


  • Detroit College of Law, Detroit, Michigan
    • J.D. - 1994
  • Michigan State University
    • B.A. - 1988

Professional Memberships and Achievements:

  • State Bar of Michigan, Member
  • Michigan Association for Justice, Executive Board Member
  • Michigan Association for Justice-Macomb County Chapter, Past-President

Attorney Cecil St. Pierre


  • University of Detroit Mercy School of Law, Detroit, Michigan
    • J.D. - 1984
  • Wayne State University
    • B.S.

Practice Areas:

  • Probate and Estate Planning
  • Criminal Law
  • Personal Injury
  • Real Estate Law
  • Municipal Law

Attorney Heidi Aull

Bar Admissions:

  • Michigan, 2006


  • Michigan State University College of Law, East Lansing, Michigan
    • J.D.
  • Oakland University, Rochester, Michigan
    • B.A., Bachelor of Arts

Professional Memberships and Achievements:

  • Michigan Bar Association
  • Macomb County Bar Association

The following are just a few recent examples of the successful settlements and verdicts we have been able to obtain on behalf of our clients:

Our client was injured in an automobile accident while being driven by an intoxicated driver which results in partial paralysis. The law offices of Boyer, St. Pierre, & Aull, PLLC, recovered $4,000,000 in settlement as a result of this accident.

$900,000 was recovered in a bicycle accident claim against a property owner when the cyclist rode his bike into a pit hidden behind a bicycle ramp.

$2,100,000 was recovered on behalf of our client whose husband was killed in a boating accident while the boat was being operated by an intoxicated driver.

$1,000,500 was obtained for a client when she was run over by a boat while water skiing.

$600,000 was recovered in a settlement when our client slipped and fell down wooden steps in an apartment complex resulting in multiple surgeries to her leg.

A $450,000 verdict was reached against an insurance company as a result of the insurance company’s failure to pay no-fault benefits as required by Michigan law.

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