POSSO coordinates efforts with the following agencies, organizations, and professionals in order to offer the greatest range of accessible quality services to the greatest number of persons in need.

• City of San Jose
• County of Santa Clara
• Second Harvest Food Bank
• Metropolitan Adult Education
• Social Services Agency
• San Jose Office on Aging
• Public Health Department
• Red Cross
• United Way of Santa Clara County
• American Lung Association
• Santa Clara County Transit Authority
• Public Utility Commission
• Gary Rose, Attorney-at-Law
• Isabel Machado, Attorney-at-Law
• Helen Rezendes, Nurse
• Emanuel Sousa, Citizenship Instructor
• Cristina Silveira, Portuguese Instructor
• António Silveira, Portuguese Instructor

And of course, POSSO could not survive without the continued generous support of the community which it serves. POSSO's Board of Directors wishes to thank the businesses, organizations, and individuals who have contributed their facilities, goods, and services, as well as financial donations, so that POSSO can continue its mission of service to the community.