Jason B Grosky

Jason B Grosky

5.0
Rating: 7.2

Licensed for 19 years

Criminal defense Lawyer at Haverhill, MA
Practice Areas: Criminal Defense, DUI & DWI, Speeding & Traffic Ticket ... +5 more

105 Kenoza Ave, Haverhill, MA

About Jason

Biography

Fees and Rates

Cost

Free Consultation

$0 first 30 minutes


Payment Methods

  • Cash
  • Check
  • Credit Card

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Licenses

Licensed in New Hampshire for 16 years

State: New Hampshire

Acquired: 2009

Active

No misconduct found

Licensed in Massachusetts for 19 years

State: Massachusetts

Acquired: 2006

Active

No misconduct found

Location

Grosky Law Firm

105 Kenoza Ave, Haverhill, MA, 01830

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Jason B Grosky's Reviews

Avvo Review Score

5.0 /5.0

26 Client Reviews

Filter Avvo Reviews (26) Refine reviews to match your needs. Use the filters to quickly surface reviews that align with your case or priorities.

Showing 1 - 5 of 16 reviews | Recommendation

Posted by anonymous | April 06, 2026 | Hired Attorney

Honest, Responsive, and Patient Advocacy

I highly recommend Jason Grosky for anyone needing legal representation. Throughout my case, Jason was incredibly honest and direct about the process and potential outcomes, which gave me great peace of mind. He was quick to reply to all my questions and showed a high level of patience as we navigate...d complex details together. His communication skills and dedication truly made a difference in achieving a positive result.

Posted by anonymous | March 25, 2026 | Hired Attorney | Criminal Defense

Exceptional - Highly Recommend

He is truly the best of the best! He responded quickly, was incredibly knowledgeable, and didn’t hesitate to take immediate action when my hearing was expedited and we had only two days to prepare. He put my mind at ease while guiding me through one of the most stressful and frightening experiences o...f my life. Thanks to his professionalism and deep understanding of the law, my case was completely dismissed. 1000/10 — I would highly recommend him to anyone in need of an exceptional defense attorney.

Posted by RD | March 20, 2026 | Hired Attorney | Criminal Defense

Best in the business

If you need a defense attorney, call Jason Grosky! He went above and beyond and facilitated everything for me. He knows the process and the system and is on your side from day one. I was more than happy with the outcome and I would call him again if need be.

Posted by anonymous | March 10, 2026 | Hired Attorney

Highly Recommend Jason Grosky

I had the pleasure of working with Jason Grosky during a particularly challenging time, and I cannot speak highly enough of his counsel. Though my case never proceeded to trial, Jason's guidance throughout the process was invaluable. He was knowledgeable, responsive, and consistently demonstrated a c...lear command of criminal defense law. Jason kept me informed at every stage, answered my questions with patience and clarity, and always made me feel that my case was a priority. I am grateful for his expertise and would not hesitate to recommend him to anyone in need of a skilled and dedicated criminal defense attorney.

Posted by John | January 12, 2026 | Hired Attorney | Domestic Violence

Highly professional and results-oriented

Jason was professional and extremely effective in helping me in my case involving harassment. He took the time to visit me at my home, understand my circumstances and stay on top of the case through some twists and turns. He knows the law, he knows the courts and he will work closely with you to get ...to the result you’re seeking. If you need assistance in a criminal or motor vehicle matter, or an order of protection, I highly recommend Jason Grosky.

See All Client Reviews

Jason B Grosky's Lawyer Endorsements

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Experience

Rating:  7.2 (Very Good)

Work Experience

2025 - Present

Principal, Grosky Law Firm

2009 - 2025

Prosecuting Attorney, Salem (NH) Police Department

2007 - 2009

Assistant District Attorney, Essex County District Attorneys Office

Education

2006

Massachusetts School of Law at Andover

JD - Juris Doctorate

Avvo Rating

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  • Experience & background Years licensed, work experience, education
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  • Discipline Disciplinary information may not be comprehensive, or updated. We recommend that you always check a lawyer's disciplinary status with their respective state bar association before hiring them.
Avvo Rating Levels
10.0 - 9.0 Superb8.9 - 8.0 Excellent7.9 - 7.0 Very Good6.9 - 6.0 Good5.9 - 5.0 Average4.9 - 4.0 Concern3.9 - 3.0 Caution2.9 - 2.0 Strong Caution1.9 - 1.0 Extreme Caution