Platinum Equity-backed United Site Services, a provider of porta potty rentals, completed the acquisition of Able Spiffy Biffy, a portable toilet supplier in Fall City, Washington. Financial terms were not disclosed. "We are excited to welcome customers of Able Spiffy Biffy to the USS family and look forward to providing Easy, Safe & Clean temporary site services going forward. As a valued client of USS, you will now have access to a robust suite of temporary site service options across 100+ USS locations nationwide," United Site Services.