What does PSP stand for?

PSP stands for Planning and Scheduling Professional

This definition appears somewhat frequently

Other Resources: Acronym Finder has 152 verified definitions for PSP

Samples in periodicals archive:

What is a Planning and Scheduling Professional (PSP)? PSP Certification Exam Checklist; What do I need to do to pass the memo? Email Supporting Documents

Certifications Certified Cost Professional (CCP) Certified Cost Technician (CCT) Certified Scheduling Technician (CST) Planning and Scheduling Professional (PSP)