Sean R. Darvishi
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Sean R. Darvishi

The Law Offices of Sean R Darvishi, PLLC

1235 North Loop West
Suite 1125
Houston, TX 77008

Phone: 832-766-4019


General Member

About Sean R. Darvishi

I am a DWI and Criminal Defense Attorney in Houston, Texas. My practice has been devoted to about 95% DWI Cases. I am in the Top 3 of all defense attorneys for Not Guilty Verdicts since 2017 in Harris County (where Houston is). I am an ACS-CHAL Forensic Lawyer Scientist, SuperLawyers Rising Star Top 100 and have presented dozens of times to other lawyers at CLEs on DWI specifically. I have two associate attorneys and office near the Heights in Houston.

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Horizontal Gaze Nystagmus Test


By Andy Sotiropoulos ( The Horizontal Gaze Nystagmus test, commonly referred to as HGN, is in this authors opinion the most discussed and debated field sobriety test of NHTSA's Standardized battery of exercises designed to measure alcohol related driving impairment and/or blood alcohol concentration (BAC). It is the exercise which has been scientifically validated as most accurate by NHTSA and requires...

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