Richard Leeds has been promoting sustainable furniture products for several years. 

These are Leeds Assoc Green manufacturers:

Barbican

100% of florescent bulbs switched over to LED  All fixtures are LEED friendly

Swiftspace 

Workspace that offers mobility and ease of storage and reconfiguration

T2 Site Amenities

Indoor and outdoor planters, trash/recycling receptacles and benches. (Member of USGBC)

Leeds Assoc Green