Product Guide Systems Furniture Behind the recommendations Related articles Behind the recommendations Related articles Systems Furniture Sustainably sourced cubicles and other furniture systems with robust third-party certifications or material vetting More about Systems Furniture The Level on BIFMA's Furniture Certification Open Offices Engender Collaborative, Transparent Workplaces Open workspaces are increasingly popular, and thoughtful design can help ease the transition LEED Buildings Still Average in Occupant Satisfaction Early versions of LEED pull ahead in air quality but lose ground with inadequate lighting, resulting in a tie with non-LEED buildings for overall workplace happiness. Knoll, Steelcase in Lead with Level 3 Certified Products