Atty. John R. Opperman

Atty. John R. Opperman

Mr. John R.

Portland Portland 48 yrs experience 48 year
Call (877) 653-4783 Book Appointment

Banking and Financial Institutions Law & More Attorney · Serving Portland, ME · 48+ Years Experience

Profile Summary

About John R. Opperman at a Glance

John R. Opperman is a TD Bk. N. Inc. based in Portland, Maine. They have 48+ years of legal experience, licensed to practice since 1978. Their practice focuses on formation, trademark, copyright, estate planning, and business. Admitted to practice in Maine (1978) and U.S. District Court, District of Maine (1978). Educated at Harvard University (J.D., 1978) and University of South Dakota (B.S., 1975). Recognitions include AV Preeminent. Serves clients in Portland, ME and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About John R. Opperman

  • Mr. John R. Opperman is a lawyer practicing banking and financial institutions law, business law, commercial law and 6 other areas of law
  • John received a B.S. degree from University of South Dakota in 1975, and has been licensed for 48 years
  • John practices in Portland, ME

Practice Areas Explained

John R. Opperman's Areas of Legal Practice

Each practice area below reflects the types of cases John R. Opperman handles, with a practical overview of what that area of law involves and how it may apply to your situation in Portland.

Business Formation in Portland

John R. Opperman is one of 35,326 formation attorneys indexed nationally. Browse formation attorneys in Maine →

Trademark Law in Portland

John R. Opperman is one of 23,086 trademark attorneys indexed nationally. Browse trademark attorneys in Maine →

Copyright Law in Portland

John R. Opperman is one of 17,404 copyright attorneys indexed nationally. Browse copyright attorneys in Maine →

Estate Planning & Probate in Portland

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

John R. Opperman is one of 224,789 estate planning attorneys indexed nationally. Browse estate planning attorneys in Maine →

Business & Corporate Law in Portland

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

John R. Opperman is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Maine →

Jurisdictional Context

Why Local Counsel Matters in Portland

Practicing law in Maine. Legal matters in Maine are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Portland are typically filed in the local municipal court or the appropriate Maine state district court, depending on subject matter and amount in controversy. An attorney licensed in Maine 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 Maine courts without local counsel or pro hac vice admission.

Portland Courts and Legal Process

Choosing a Portland-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 Maine attorneys? Browse all attorneys in Portland or all attorneys in Maine.

Frequently Asked

Common Questions About John R. Opperman

Where is John R. Opperman's law office located?
John R. Opperman's law practice is located in Portland, Maine. You can contact the office directly through this profile page.
What practice areas does John R. Opperman handle?
John R. Opperman focuses on formation, trademark, copyright, estate planning, business. Each practice area listed reflects experience handling cases of that type in Maine.
How long has John R. Opperman practiced law?
John R. Opperman has 48+ years of legal experience and has been licensed since 1978.
Where did John R. Opperman go to law school?
John R. Opperman earned their education at (J.D., 1978); (B.S., 1975).
How can I contact John R. Opperman for a consultation?
You can contact John R. Opperman directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has John R. Opperman received?
John R. Opperman's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in Portland Choose John R. Opperman

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 John R. Opperman's practice in the field of formation, trademark, copyright, estate planning, and business.

Decade-Tested Legal Experience

John R. Opperman brings 48+ 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 Maine and U.S. District Court, District of Maine, John R. Opperman can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering formation, trademark, and copyright, John R. Opperman can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Portland

A Portland-based practice means John R. Opperman 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 John R. Opperman Handles in Portland

Below is a representative sample of the types of matters John R. Opperman has experience with under Maine law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Last wills and testaments
Estate Planning
Revocable living trusts
Estate Planning
Powers of attorney
Estate Planning
Probate proceedings
Estate Planning
Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business

This list is illustrative, not exhaustive. Contact John R. Opperman directly to discuss the specifics of your situation.

Search Reference

How People Find John R. Opperman Online

Prospective clients searching for legal help in Portland commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like John R. Opperman.

John R. Opperman attorney John R. Opperman lawyer John R. Opperman Portland John R. Opperman Maine John R. Opperman reviews John R. Opperman contact formation attorney in Portland formation lawyer Portland best formation attorney Portland top rated formation lawyer near me formation attorney Maine find a lawyer near me how to hire an attorney

If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with John R. Opperman directly.

Education & Law School Background

J.D.
Harvard University
- 1978
B.S.
University of South Dakota
- 1975

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

Maine
Admitted: 1978
U.S. District Court, District of Maine
Admitted: 1978

Client Reviews & Ratings — John R. Opperman

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