Platinum Equity-backed United Site Service, a provider of portable toilet rentals and porta potty rentals, completed the acquisition of Nor Cal Portable Services, company in construction projects and project management. Financial terms were not disclosed. We are excited to welcome customers of Nor Cal Portable Services 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.