Home › Top 4 Insurance Company in Clayton, New York Find best Insurance Company in Clayton, New York, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. Black River Valley Schools Workers' Compensation Plan US, Clayton, NY 13624853 James St Grant E Dier, Inc. US, Clayton, NY 13624351 James St OVIA Insurance Agencies US, Clayton, NY 1362440219 NY-12 Cerow Agency Inc US, Clayton, NY 13624221 John St