About
PSI powers world leading tests. Delivered with trusted science and the very best test taker experience. PSI, your trusted testing partner.
We partner with clients in a rapidly evolving landscape to deliver over 28 million tests every year. All backed by exceptional test taker experiences, innovative test delivery solutions and best practice test development.
PSI’s long history of testing is grounded in proven science, the latest technology and extensive operational expertise. Our unwavering focus is on delivering frictionless and fair test taker experiences, without compromising test integrity. Whether it’s through valid test content, authorized test centers, secure remote testing with online proctoring, multi-modal test delivery, testing windows or continuous testing on-demand.
We develop and deliver licensure tests across multiple industries including insurance, real estate, barber and cosmetology, construction, and trades. And we partner with certification test sponsors covering the breadth of professional specialisms from healthcare, architecture, finance and IT to numerous highly specialized sectors.
PSI is a standalone subsidiary of ETS, a global leader in education and workforce skills assessment, enabling lifelong learners to be future ready. Together we share a commitment to advancing the science of measurement to power human progress.
Learn more at psiexams.com.
Areas of collaboration
CLARB partners with PSI to deliver the Landscape Architect Registration Examination (L.A.R.E.) across the United States, Puerto Rico, Northern Mariana Islands and Canada. Through PSI’s robust testing infrastructure, L.A.R.E. candidates benefit from secure, consistent and flexible testing experiences — whether at a physical testing center or through online proctoring. This partnership helps ensure the L.A.R.E. is delivered with integrity, accessibility and a strong focus on candidate success and public protection.
In Partnership with PSI Services
Events
Member Boards
Spring 2026 Exam Basics and Q&A
Resources
Member Boards