Señor Septic Construction & Pumping is a family-owned and operated septic system contractor with over 23 years of experience serving San Bernardino and Los Angeles Counties. As a licensed C-42 sanitation system contractor, we provide comprehensive septic services at competitive prices, backed by exceptional workmanship and a one-year labor warranty on new installations. Our bilingual team delivers prompt service, honest recommendations, and upfront written estimates while handling all required permits and health inspections for thousands of satisfied clients across Ontario, Highland, San Bernardino, Fontana, Rialto, and surrounding areas.