Since 1966, SaniJohn has been a provider of high quality sanitation services and portable toilet rentals for construction sites and events such as weddings, festivals, marathons, and more in the DC metropolitan area. Meltzer Family, founder of SaniJohn Services, had a vision of building a service-focused company that puts customers’ needs first. Today, we have maintained our tradition of focusing on on customers and providing each customer with an experience one would expect at a family-owned business.