Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer John Gordon Groff, Practice Areas Business Attorneys. is located in the city of Horseheads, the state of New York. Attorney legal address John G. Groff1 Hanover SqHorseheads, NY, 14845-2454. For more information, please call (607) 739-3601 Your comments* (not for publishing) * — Required information John Gordon Groff ← View details John G. Groff1 Hanover SqHorseheads, NY, 14845-2454, Horseheads, New York (607) 739-3601