We provide professional koi pond maintenance and service for all types of natural water features in Orange County including Koi Ponds, Turtle Ponds, Pondless Waterfalls, Commercial Lakes, and more. With over 40 years of professional pond and fountain service, aquatic construction, maintenance, and repair – Koi Pros is the premier Pond service company located in Orange County California. We will custom build or repair your water features, which typically include UV lights, Skimmer Basket Installation, and Bio-Filtration for your pond. Need a pond reaseal or leak repair? Typically we maintain residential koi ponds 2x per month, and most commercial water features are bid based on the specs of that specific system. We work with apartment complexes, commercial office rentals, churches, and even community lakes housing over 1 million + gallons of water. Does your koi pond need monthly maintenance or increased filtration?