Electrical and Mechanical contractors. WatkinsCole started out as an electrical contractor and have broadened their horizons into mechanical to compliment the work stream. We deliver commercial electrical contractors with an in house employed team of up to 18 electricians. Mechanical elements are delivered via a bonafide sub contractor base with relationships spanning 30 years. ISO 9001 accredited we are a proud company and like to forge long lasting relationships with good contractors who appreciate us as much as we appreciate them.