Atty. William C. Cassebaum
William C. Cassebaum is a lawyer practicing estate planning and administration, business law.
Business Law & More Attorney · Serving Ann Arbor, MI · 69+ Years Experience
Profile Summary
About William C. Cassebaum at a Glance
William C. Cassebaum is a estate planning and business attorney based in Ann Arbor, Michigan. They have 69+ years of legal experience, licensed to practice since 1957. Admitted to practice in Pennsylvania (1957) and U.S. Tax Court (1957). Educated at University of Michigan (LL.B., 1956) and Lafayette College (A.B., 1953). Serves clients in Ann Arbor, MI and the surrounding metropolitan area.
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About William C. Cassebaum
- William C. Cassebaum is a lawyer practicing estate planning and administration, business law
- William received a A.B. degree from Lafayette College in 1953, and has been licensed for 69 years
- William practices in Ann Arbor, MI
Practice Areas Explained
William C. Cassebaum's Areas of Legal Practice
Each practice area below reflects the types of cases William C. Cassebaum handles, with a practical overview of what that area of law involves and how it may apply to your situation in Ann Arbor.
Estate Planning & Probate in Ann Arbor
An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.
William C. Cassebaum is one of 224,789 estate planning attorneys indexed nationally. Browse estate planning attorneys in Michigan →
Business & Corporate Law in Ann Arbor
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
William C. Cassebaum is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Michigan →
Jurisdictional Context
Why Local Counsel Matters in Ann Arbor
Practicing law in Michigan. Legal matters in Michigan are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Ann Arbor are typically filed in the local municipal court or the appropriate Michigan state district court, depending on subject matter and amount in controversy. An attorney licensed in Michigan brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Michigan courts without local counsel or pro hac vice admission.
Ann Arbor Courts and Legal Process
Choosing a Ann Arbor-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.
Looking for additional Michigan attorneys? Browse all attorneys in Ann Arbor or all attorneys in Michigan.
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Professional Profile
Why Clients in Ann Arbor Choose William C. Cassebaum
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish William C. Cassebaum's practice in the field of estate planning and business.
Decade-Tested Legal Experience
William C. Cassebaum brings 69+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Multi-State Bar Admission
Licensed in Pennsylvania and U.S. Tax Court, William C. Cassebaum can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Broad Practice Area Coverage
Covering estate planning and business, William C. Cassebaum can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Ann Arbor
A Ann Arbor-based practice means William C. Cassebaum attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
Case Types
Common Legal Issues William C. Cassebaum Handles in Ann Arbor
Below is a representative sample of the types of matters William C. Cassebaum has experience with under Michigan law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.
This list is illustrative, not exhaustive. Contact William C. Cassebaum directly to discuss the specifics of your situation.
Search Reference
How People Find William C. Cassebaum Online
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William C. Cassebaum's Practice Areas & Specializations
Education & Law School Background
Bar Admissions & Licensed Jurisdictions
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