Castle Hill Associates Share: Castle Hill Associates 1197 Farnsworth Rd. Suite E Waterville, OH 43566 567-952-0212 About Rep Info Map About Castle Hill Specializes in asbestos, lead, mold, legionella and hazardous waste assesments. With over 70 years combined experiene we are experts in our field o private industry, commercial, municiple Whom to Contact Priscilla Bersee What's Nearby? Distance: 5 10 15 20 25 50 mi.