Waste Solutions of Iowa (WSI) is a woman-owned business based in Des Moines, IA, providing a range of waste management services including portable toilet rentals, roll-off dumpsters, grease trap cleaning, and food waste recycling for restaurants. Serving Central Iowa since 1982, WSI offers specialized capabilities such as solar-powered surveillance trailers and portable shower trailers for events and job sites. The company emphasizes professional, timely service with knowledgeable staff and has introduced technology like automated service requests and a grease trap service tracker to support compliance and efficiency.