for Professional Plumbing Services You Can Trust! (619) 994 - 2616 We offer FREE estimates! Sedco Plumbing and Drain Cleaning Locally-owned and Trusted for Over 25 years! Serving the San Diego Area's Residential and Commercial Plumbing Needs Sedco Plumbing & Drain Cleaning is a family owned and operated small business that has been serving all of San Diego for over 25 years.