Contract Services Group, Inc. is an industry leading facilities services contractor with 40 years experience providing commercial janitorial, window cleaning, temporary labor services and window washing systems. CSG is committed to safety excellence, high-performing building outcomes and redefining quality partnerships. CSG cares to reduce environmental impact and maintains the CIMS Green Building (CIMS-GB) certification with honors. CSG provides facilities services and specialty cleaning services throughout California, Nevada and Arizona. CSG also designs and installs window washing systems nation wide.