Atty. Mac Thomsen
Mac Thomsen is a top attorney recognized by Best Lawyers in the practice area(s) of Closely Held Companies and Family Businesses Law, Commercial Litigation, Litigation - Real Estate and Personal Injury Litigation - Defendants. Mac, who practices law in Seattle, Washington, has been recognized since 2026.
Closely Held Companies and Family Businesses Law & More Attorney · Serving Seattle, WA
Profile Summary
About Mac Thomsen at a Glance
Mac Thomsen is a personal injury, family law, business, real estate, and estate litigation attorney based in Seattle, Washington, practicing at Helsell Fetterman LLP. Educated at Seattle University (J.D., 2015). Recognitions include Best Lawyers in America — Closely Held Companies and Family Businesses Law (2026), Best Lawyers in America — Commercial Litigation (2026), and Best Lawyers in America — Litigation - Real Estate (2026). Serves clients in Seattle, WA and the surrounding metropolitan area.
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About Mac Thomsen
- Mac Thomsen is a top attorney recognized by Best Lawyers in the practice area(s) of Closely Held Companies and Family Businesses Law, Commercial Litigation, Litigation - Real Estate and Personal Injury Litigation - Defendants
- Mac, who practices law in Seattle, Washington, has been recognized since 2026
- This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mac is held by other top lawyers in the same geographic and legal practice area
Practice Areas Explained
Mac Thomsen's Areas of Legal Practice
Each practice area below reflects the types of cases Mac Thomsen handles, with a practical overview of what that area of law involves and how it may apply to your situation in Seattle.
Personal Injury in Seattle
Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.
Mac Thomsen is one of 262,557 personal injury attorneys indexed nationally. Browse personal injury attorneys in Washington →
Family Law in Seattle
Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.
Mac Thomsen is one of 185,688 family law attorneys indexed nationally. Browse family law attorneys in Washington →
Business & Corporate Law in Seattle
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
Mac Thomsen is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Washington →
Real Estate Law in Seattle
Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.
Mac Thomsen is one of 313,729 real estate attorneys indexed nationally. Browse real estate attorneys in Washington →
Estate & Trust Litigation in Seattle
Mac Thomsen is one of 19,876 estate litigation attorneys indexed nationally. Browse estate litigation attorneys in Washington →
Jurisdictional Context
Why Local Counsel Matters in Seattle
Practicing law in Washington. Legal matters in Washington are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Seattle are typically filed in the local municipal court or the appropriate Washington state district court, depending on subject matter and amount in controversy. An attorney licensed in Washington 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 Washington courts without local counsel or pro hac vice admission.
Seattle Courts and Legal Process
Choosing a Seattle-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 Washington attorneys? Browse all attorneys in Seattle or all attorneys in Washington.
Frequently Asked
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Professional Profile
Why Clients in Seattle Choose Mac Thomsen
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 Mac Thomsen's practice in the field of personal injury, family law, business, real estate, and estate litigation.
Broad Practice Area Coverage
Covering personal injury, family law, and business, Mac Thomsen can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Seattle
A Seattle-based practice means Mac Thomsen 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 Mac Thomsen Handles in Seattle
Below is a representative sample of the types of matters Mac Thomsen has experience with under Washington 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 Mac Thomsen directly to discuss the specifics of your situation.
Search Reference
How People Find Mac Thomsen Online
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Mac Thomsen's Practice Areas & Specializations
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