Atty. Mark Kostecki

Atty. Mark Kostecki

Mark Kostecki is a lawyer practicing criminal law, social security disability, personal injury. Mark received a A.B. degree from Brown University in 1971, and has been licensed for 47 years.

Waterbury Waterbury 47 yrs experience 47 year
Call (475) 263-4422 Book Appointment

Criminal Law & More Attorney · Serving Waterbury, CT · 47+ Years Experience

Profile Summary

About Mark Kostecki at a Glance

Mark Kostecki is a Principal based in Waterbury, Connecticut, practicing at Law Office of Mark Kostecki. They have 47+ years of legal experience, licensed to practice since 1979. Their practice focuses on personal injury, criminal defense, and ssd. Admitted to practice in Connecticut (1979). Educated at Case Western Reserve University (J.D., 1976) and Brown University (A.B., 1971). Recognitions include BV Distinguished. Serves clients in Waterbury, CT and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Mark Kostecki

  • Mark Kostecki is a lawyer practicing criminal law, social security disability, personal injury
  • Mark received a A.B. degree from Brown University in 1971, and has been licensed for 47 years
  • Mark practices at Law Office of Mark Kostecki in Waterbury, CT

Practice Areas Explained

Mark Kostecki's Areas of Legal Practice

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

Personal Injury in Waterbury

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.

Mark Kostecki is one of 262,557 personal injury attorneys indexed nationally. Browse personal injury attorneys in Connecticut →

Criminal Defense in Waterbury

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

Mark Kostecki is one of 212,605 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Connecticut →

Social Security Disability in Waterbury

SSDI and SSI attorneys for disability claims, denied benefits, and Social Security appeals.

Mark Kostecki is one of 26,311 ssd attorneys indexed nationally. Browse ssd attorneys in Connecticut →

Jurisdictional Context

Why Local Counsel Matters in Waterbury

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

Waterbury Courts and Legal Process

Choosing a Waterbury-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 Connecticut attorneys? Browse all attorneys in Waterbury or all attorneys in Connecticut.

Frequently Asked

Common Questions About Mark Kostecki

Where is Mark Kostecki's law office located?
Mark Kostecki's law practice is located in Waterbury, Connecticut. The firm is Law Office of Mark Kostecki. You can contact the office directly through this profile page.
What practice areas does Mark Kostecki handle?
Mark Kostecki focuses on personal injury, criminal defense, ssd. Each practice area listed reflects experience handling cases of that type in Connecticut.
How long has Mark Kostecki practiced law?
Mark Kostecki has 47+ years of legal experience and has been licensed since 1979.
Where did Mark Kostecki go to law school?
Mark Kostecki earned their education at (J.D., 1976); (A.B., 1971).
How can I contact Mark Kostecki for a consultation?
You can contact Mark Kostecki 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 Mark Kostecki received?
Mark Kostecki's notable recognition includes: BV Distinguished.

Professional Profile

Why Clients in Waterbury Choose Mark Kostecki

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 Mark Kostecki's practice in the field of personal injury, criminal defense, and ssd.

Decade-Tested Legal Experience

Mark Kostecki brings 47+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Broad Practice Area Coverage

Covering personal injury, criminal defense, and ssd, Mark Kostecki can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Waterbury

A Waterbury-based practice means Mark Kostecki 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 Mark Kostecki Handles in Waterbury

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

Car accident injury claims
Personal Injury
Slip and fall cases
Personal Injury
Wrongful death suits
Personal Injury
Workers' compensation appeals
Personal Injury

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

Search Reference

How People Find Mark Kostecki Online

Prospective clients searching for legal help in Waterbury 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 Mark Kostecki.

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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 Mark Kostecki directly.

Mark Kostecki's Practice Areas & Specializations

Education & Law School Background

J.D.
Case Western Reserve University
- 1976
A.B.
Brown University
- 1971

Awards & Professional Honors

BV Distinguished

Bar Admissions & Licensed Jurisdictions

Connecticut
Admitted: 1979

Client Reviews & Ratings — Mark Kostecki

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