Atty. William Rosa

Atty. William Rosa

William Rosa is a lawyer practicing commercial real estate law, business law, corporate law and 1 other area of law. William received a A.B. degree from Rutgers University in 1973, and has been licensed for 49 years.

Raynham Raynham 49 yrs experience 49 year
Call (857) 343-3274 Book Appointment

Business Law & More Attorney · Serving Raynham, MA · 49+ Years Experience

Profile Summary

About William Rosa at a Glance

William Rosa is a Member based in Raynham, Massachusetts, practicing at Wynn & Wynn, P.C.. They have 49+ years of legal experience, licensed to practice since 1977. Their practice focuses on estate planning, business, real estate, and commercial re. Admitted to practice in Massachusetts (1977) and Rhode Island (1993). Educated at New England School of Law (J.D., 1977) and Rutgers University (A.B., 1973). Recognitions include BV Distinguished. Active member of Taunton (President, 1987-1988) and Massachusetts Bar Associations. Serves clients in Raynham, MA and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About William Rosa

  • William Rosa is a lawyer practicing commercial real estate law, business law, corporate law and 1 other area of law
  • William received a A.B. degree from Rutgers University in 1973, and has been licensed for 49 years
  • William practices at Wynn & Wynn, P.C. in Raynham, MA

Practice Areas Explained

William Rosa's Areas of Legal Practice

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

Estate Planning & Probate in Raynham

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

William Rosa is one of 224,789 estate planning attorneys indexed nationally. Browse estate planning attorneys in Massachusetts →

Business & Corporate Law in Raynham

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

William Rosa is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Massachusetts →

Real Estate Law in Raynham

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

William Rosa is one of 313,729 real estate attorneys indexed nationally. Browse real estate attorneys in Massachusetts →

Commercial Real Estate in Raynham

William Rosa is one of 15,821 commercial re attorneys indexed nationally. Browse commercial re attorneys in Massachusetts →

Jurisdictional Context

Why Local Counsel Matters in Raynham

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

Raynham Courts and Legal Process

Choosing a Raynham-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 Massachusetts attorneys? Browse all attorneys in Raynham or all attorneys in Massachusetts.

Frequently Asked

Common Questions About William Rosa

Where is William Rosa's law office located?
William Rosa's law practice is located in Raynham, Massachusetts. The firm is Wynn & Wynn, P.C.. You can contact the office directly through this profile page.
What practice areas does William Rosa handle?
William Rosa focuses on estate planning, business, real estate, commercial re. Each practice area listed reflects experience handling cases of that type in Massachusetts.
How long has William Rosa practiced law?
William Rosa has 49+ years of legal experience and has been licensed since 1977.
Where did William Rosa go to law school?
William Rosa earned their education at (J.D., 1977); (A.B., 1973).
How can I contact William Rosa for a consultation?
You can contact William Rosa 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 William Rosa received?
William Rosa's notable recognition includes: BV Distinguished.

Professional Profile

Why Clients in Raynham Choose William Rosa

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 Rosa's practice in the field of estate planning, business, real estate, and commercial re.

Decade-Tested Legal Experience

William Rosa brings 49+ 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 Massachusetts and Rhode Island, William Rosa can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering estate planning, business, and real estate, William Rosa can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Raynham

A Raynham-based practice means William Rosa 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 Rosa Handles in Raynham

Below is a representative sample of the types of matters William Rosa has experience with under Massachusetts 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
Residential property transactions
Real Estate
Commercial lease disputes
Real Estate
Title and deed issues
Real Estate
Landlord-tenant conflicts
Real Estate

This list is illustrative, not exhaustive. Contact William Rosa directly to discuss the specifics of your situation.

Search Reference

How People Find William Rosa Online

Prospective clients searching for legal help in Raynham 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 William Rosa.

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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 William Rosa directly.

William Rosa's Practice Areas & Specializations

Education & Law School Background

J.D.
New England School of Law
- 1977
A.B.
Rutgers University
- 1973

Awards & Professional Honors

BV Distinguished

Bar Admissions & Licensed Jurisdictions

Massachusetts
Admitted: 1977
Rhode Island
Admitted: 1993

Client Reviews & Ratings — William Rosa

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