No job is too difficult. We do all phases of plumbing and specialize in creative solutions for complex plumbing problems. When you need quality service from a friendly and knowledgeable professional, ATP Plumbing is the company to call. References available upon request. ATP Plumbing is a fully licensed and insured plumbing company: * California State Contractors License #775528 *General Business Liability coverage up to $1,000,000 *Worker's Compensation coverage for all employees Meet the Business Owner: Tom P. Tom Petersen, owner of ATP Plumbing, has been a plumber for over 25 years, working in Berkeley, CA, Davis, CA, and Boulder, CO. He holds both a Journeyman and Master Plumber's License. His years of experience will make a big difference to the success and ease of your next plumbing project. Emergency service provided on weekends if we are available!