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About Us

Our new law office is located in downtown Clarion at 434 Wood Street. We understand that when you need an attorney, you may be at a difficult place in your life. We will work with you with compassion and the experience to fight hard to win every case or reach a fair and just settlement. With over 35 years of combined law experience, we are here to protect you and your rights.

Mark T. Aaron has 25 years of experience as a Public Defender and District Attorney and knows the Clarion County Court system.

Assisting Mark is Christopher Merwin, Esq. Merwin, who recently moved to the Clarion area from Boston. Attorney Merwin is licensed in the Federal Western District of PA and Massachusetts.

Our areas of criminal practice include:

  • DUI – Drunk driving charges
  • Domestic Assault & Battery
  • Possession & Distribution Of Drugs
  • Rape & Other Sex Offenses
  • Firearm Offenses/Licensing

It is critical that you obtain legal counsel as soon as possible in the process. In Criminal cases, contact us as soon as you can after you have been arrested. In Civil matters, the earlier we are involved, the better. We will supply you with the best possible legal representation. Every client deserves to be treated fairly under the law.

Phone: (814) 229-5300

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    Mark T. Aaron

    For 25 years, Mark has been serving the cause of justice in Clarion County. From his earliest days in the Public Defender’s office, to five terms as Clarion County’s elected District Attorney, Mark’s temperament and judgement have been tested and refined.

    Mark has earned his reputation as a tough litigator.  Your case will be handled with your best interests constantly in mind.  Whether that means negotiating an appropriate settlement or, when justice requires, to try the case before a jury, Mark has the expertise to ensure that you receive the best possible result.

    • Tried 119 jury trials in Clarion and surrounding counties including seven homicide cases as both prosecutor and defense attorney
    • Founded Clarion County’s drug task force (CNET), resulting in major arrests and prosecution of drug dealers
    • Earned his law degree from Duquesne University School of Law
    • Memberships: National Rifle Association (NRA), New Bethlehem Lions Club, Knights of Columbus, New Bethlehem Moose Lodge, The Antler Club of Lucinda, New Bethlehem V.F.W (social member)

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    Have Questions? Call Our Office Today!


    Mark T. Aaron, P.C. | Attorney of Law

    434 Wood Street, Clarion, PA 16214 | Phone: (814) 229-5300