Meet Your Water Needs with Jim Wilson Well Drilling in Waterloo. Gain access to the precious resource of fresh water with Jim Wilson Well Drilling Ltd., formerly known as Graham Well Drilling. Our fully-insured family business with more than 33 years of combined experience serves communities throughout the Waterloo Region, Wellington County, Halton Region and the Hamilton area. Our company is based on integrity, customer satisfaction and environmental responsibility. We are committed to meeting your water well needs to the best of our ability. Well Installs, Upgrades, Extensions & Abandonments Jim Wilson Well Drilling installs and maintains 6' to 8' diameter wells with 2 fully licensed technicians who have up-to-date qualifications. We can also assist you with well upgrades, extensions, abandonments and a variety of other services. Our business is a member of the Ontario Water Well Association and handles all private and commercial jobs in a safe and environmentally friendly way.