Since 1988, OP has been Houston's premier provider of Herman Miller and other world class office furniture products. OP also ... provides services for Medium to Large Corporate and Healthcare organizations with complex requirements. A few services important to our world class Clientele are our safety program and qualifications, delivery & installation services, re-purpose/re-configuration services, Project Management services, space planning and furniture application design, warehousing with "e-inventory", storage and re-deployment of assets. read more