Pestmaster® Services, Inc. was founded in 1979 by Jeff Van Diepen in the little Eastern Sierra town of Bishop, California. Jeff had a vision of providing the most effective pest management service possible, while maintaining an earnest concern for our environment and safety. Today our team of industry recognized experts continually searches for the best possible means of preventing and eliminating pests. We have become industry leaders in working with the military, exotic weed control, mosquito abatement, and using Integrated Pest Management techniques