Underhill International

Underhill International operates from its Southern California headquarters as a specialized supplier of professional irrigation equipment and turf maintenance tools to the landscaping industry. The company's core product line includes mechanical and digital irrigation controllers, with capabilities ranging from single-zone residential systems to multi-zone commercial installations. Their catalog features proprietary technologies like the Power Whip PW-3000, developed specifically for commercial sprinkler maintenance and debris management. The manufacturer has established distribution channels serving both wholesale landscape suppliers and direct-to-consumer retail markets across North America. Their engineering team develops water management solutions focused on labor reduction and resource conservation for professional landscaping operations. Recent product development has expanded into specialized tools for the pet care industry, including the medical-grade silicone Gentle Shower Thumb for grooming applications. Underhill International maintains separate divisions for its professional irrigation systems and consumer pet care products, with distinct manufacturing processes for each market segment. The company's research and development priorities span both commercial-grade water delivery systems and ergonomic handheld tools for maintenance applications. Their product engineering emphasizes durability standards for professional daily use while incorporating features that improve operational efficiency.