Cantel operates every day and night, 7-days a week, 365-days a year. Our company headquarters is in Gresham, Oregon, a suburb of Portland. A second satellite office is located in Wilsonville, Oregon. No other sweeping company covers the Willamette Valley like Cantel! A clean, well-maintained parking lot creates a positive first impression for your customers and employees. We continually review your needs and recommend an optimal, but not excessive, sweeping and striping program to provide your facility with that clean, well maintained look