Available 24/7 410.927.5137

Columbia Attorneys

Bringing Over 50 Years of Proven Legal Skill to Each Case We Take

When your rights and future are on the line, the consequences of a bad outcome can be devastating. You need a legal team you can count on. Since 2005, Shapiro Zwanetz & Associates has helped Columbia residents to fight their court battles and preserve their interests. We are your friends that defend. Our boutique law firm keeps a short client list to make sure we give each case the complete attention it deserves. Whether you have been arrested on criminal charges or were injured as a result of someone else’s negligence, our Columbia lawyers are eager to help you fight for the outcome that best fits your needs and situation. We offer free consultations, so you have nothing to lose by calling us today and getting started on planning for your case.

Shapiro Zwanetz & Associates is the law firm you can count on. Our focus on client-centered legal service has earned us a strong reputation in our industry, with two of our attorneys maintaining a 10.0 Superb Avvo Rating. Our firm has also been rated by U.S. News & World Report as one of the best law firms for DUI/DWI defense in Baltimore, and when you work with us, you will quickly understand why. We have garnered a long list of positive client reviews from people who, like you, faced difficult situations and needed not only guidance but support. We are here for you, and we are available 24/7 for any urgent needs you have. Call us today and schedule your free consultation now. Let us show you why we do what we do.

Great Reviews from Happy Clients

Interested in seeing what our clients have to say? Head over to our Reviews page to read more. Our firm keeps a short client list in order to make sure we can offer the close attention your case deserves. With us on your side, you can feel confident that we will use our industry experience and relationships to give you the best possible outcome for your situation. Do not hesitate to call us and find out what Shapiro Zwanetz & Associates can do for you. Call now.

  • “He is a young charismatic lawyer, with superbs skills, and persuasiveness.”


  • “Your participation was a real tribute to your dedication to our profession and to those students who desired to be educated in techniques and nuances of litigation.”

    Judge Louis Becker

  • “Best young lawyer in the game!”


  • “After a LOT of anxiety, and much grief, my fiance and I are finally able to breathe!”

    JO & NB

  • “He turned an impossible, no hope for a PBJ, into a great plea agreement, which included a PBJ.”


  • “Dave, Thank you for everything you’ve done regarding my case.”


  • “The outcome of not guilty was a very pleasant surprise and your work was what got me that outcome.”


  • “I appreciate and respect your immediate support and representation.”


  • “If I ever require legal assistance again, I will make sure to reach out to you and I would highly recommend you to friends and family members.”


  • “Because of you, I addressed my substance abuse issues, went back to college for a nursing degree and am now working in an ICU.”


  • “Your prowess in and around the courtroom remains superior and just validates my and your clients trust and appreciation for you.”

    Former Client

  • “If it were not for you I would be in jail right now.”


  • “I was always treated with respect and as a friend, never a client.”


  • “You are one of those people that I will remember forever; for your advice and your generosity.”


  • “I was very impressed with the case preparation and the actions that you advised for me and my son.”


Meet Our Team

Not all firms are created equal. As one of only a handful to be given the title of Tier 1 Baltimore DUI/DWI defense firm, we have decades of experience gathering evidence to support our clients and helping them effectively tell their side of the story. You are not alone in fighting for your rights. We are here to help you build a case. Whether you need to avoid criminal consequences or are struggling to obtain compensation for a serious injury, Shapiro Zwanetz & Associates stands ready to fight for you. Our industry awards and positive client reviews are a testament to our commitment. Let us be your advocates. Call today and take advantage of our contingency fee pricing and free consultations. Get started now.


  • US World Report
  • Avvo - 2
  • Avvo - 1
  • Shapiro - Best Lawyers
  • Best DWI
  • Best Lawyers
  • Top Attorneys

Our Practice Areas

This Isn't a "Paycheck" - This Is Our Calling.

At Shapiro, Zwanetz & Associates (SZA) we believe in thinking differently from most lawyers and law firms. We help our clients understand and accept their legal situation; we work with them to confront and improve that situation, while seeking the best outcome available at law. We recognize that each client is a unique individual, each deserving of the highest client/customer service; and we just happen to get our clients excellent results while we deliver that exceptional service.

Shapiro Zwanetz & Associates

7226 Lee Deforest Drive, Suite 207
Columbia, MD 21046

Phone: (410) 927-5137

Regular Hours
  • Monday - Friday 8:45am - 5:15pm

Contact Us Today

We are about getting the best result for our clients.
  1. We are available for you 24/7.
  2. Every initial consultation is free and no-obligation.
  3. We are highly recommended and awarded by various associations.
  4. Our clients love us. Take a look at our reviews page!
  5. We approach every case as a team.
  6. We are a team of former prosecutors and know how the other side thinks.
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Our Blog

Recent Posts
  • Lawyers Who Fight Win in the Courtroom
    Lawyers Who Fight Win in the Courtroom
    Posted by David Zwanetz

    People often talk about “courtroom battles,” and as a lawyer myself, I can tell you that there’s a lot of truth to this phrase. Over the past decade, ...

    Read More
  • Does Marijuana Legalization Lead to Increased Impaired Driving?
    Does Marijuana Legalization Lead to Increased Impaired Driving?
    Posted by Jason Shapiro

    According to the Insurance Institute for Highway Safety (IIHS), crash data suggests that the states that legalize marijuana have had nearly a ten ...

    Read More
  • What is an Advance Directive?
    What is an Advance Directive?
    Posted by Shapiro Zwanetz & Associates

    Chances are you have heard about this document while visiting the doctor at some point, but do you know what it is and why you need one? Often ...

    Read More