What are the services that Black Diamond Building Services offers?
We offer janitorial services, carpet care, hard floor care, window [...]
What are the differences between a janitorial service and commercial cleaning?
Black Diamond offers both janitorial services and commercial cleaning services. [...]
How does pricing work for Black Diamond Building Services?
Pricing is based on various factors such as the size [...]
Are employees background checked?
Yes, all employees are interviewed and carefully screened for drug [...]
What training do employees receive before being assigned to a cleaning route?
Employees complete a thorough training program and a certification process [...]
What insurance coverage does Black Diamond Building Services carry?
Black Diamond is fully bonded and insured and carries $1 [...]
Does Black Diamond Building Services clean during the day and after business hours?
Black Diamond offers both daytime porter services and nightly janitorial [...]