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 9 reviews | Responsiveness

Posted by Julie | April 10, 2026 | Family

Awesome

I recently hired Jason Grosky for representation with a restraining order extension. He answered all my questions, calls and texts right away!!! And more importantly, he got me a 5 year extension!!!! From the bottom of my heart…THANK YOU JASON!!!!

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 anonymous | January 12, 2026 | Hired Attorney | Criminal Defense

successful resolution out of court through diversion program

my daughter was caught using a fake id to purchase a bottle of wine in new hampshire. we hired jason to help us resolve this matter. jason was super responsive and provided excellent service every step of the way to successfully resolve this matter out of court (through nh's diversion program). if yo...u need to resolve a similar matter, i highly recommend working with jason.

Posted by anonymous | October 20, 2025 | Hired Attorney | Criminal Defense

Exceptional Attorney

Jason Grosky is an exceptionally experienced, dedicated, and driven attorney. I came to Jason on a recommendation from a coworker who spoke just as highly of him as I now do. My case involved a driving incident with a Class A Misdemeanor charge, carrying the possibility of a large fine, potential ...jail time, and a lengthy license suspension. After submitting a brief explanation through the Grosky Law Firm website, Jason emailed me the very next day to schedule a consultation and gather the necessary information. I showed up to that meeting in a panic, already without a license due to a quick suspension. By the end of the consultation, most of my worries were gone—Jason explained everything clearly, outlined the potential outcomes, and gave me a step-by-step plan moving forward. Once I hired him, Jason immediately put his years of experience as a prosecuting attorney to work. He secured me an expedited DMV hearing, assuring me that he would handle everything. While awaiting that decision and with a court date still months away, Jason reached out to the arresting officer, identified weaknesses in the case, and negotiated a plea deal. The result: my charge was reduced to a simple traffic violation with a $100 fine, no criminal record, and a joint request to the DMV for my license reinstatement. Instead of facing months of uncertainty, I had my license back and my case resolved well before my scheduled court date. Throughout the entire process, Jason was reassuring, responsive, and professional—rarely taking more than an hour to reply to emails or texts, often responding within minutes. I cannot recommend Grosky Law Firm enough!

Posted by James | September 17, 2025 | Hired Attorney

Outstanding Legal Representation and Results

I had an excellent experience working with Attorney Jason Grosky. He was professional, responsive, and clearly knowledgeable about every aspect of my case. His guidance made a stressful situation much easier, and the outcome exceeded my expectations. I highly recommend Attorney Grosky to anyone in n...eed of skilled legal representation.

See All Client Reviews

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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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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