Welcome to CRI Lifetree – now part of PRA

Together we deliver scientific expertise and clinical excellence to our clients in the U.S. and Europe as one of the most comprehensive Phase I organizations in the world.

CRI Lifetree's Quality Management Program.

Our Quality Management Program demonstrates our commitment to providing quality focused clinical research services that consistently exceeds our clients expectations.

Innovative Solutions. Reliable Results.

Welcome to CRI Lifetree – now part of PRA

CRI Lifetree is now part of PRA, a leading full service clinical research organization delivering a broad spectrum of full-service and Strategic/Embedded clinical trial solutions. Learn more.

CRI Lifetree’s profile of services includes strategic drug development, site services, and full service clinical trial management services. At CRI Lifetree, our employees are our most valued asset. We consistently work together as a cohesive team and abide by the highest standards of ethics and integrity.

Time and again our clients choose to work with CRI Lifetree because we are the right size organization; we continually meet and exceed quality, expectations, and project deliverables.


Compassion, Reliability, Integrity

The difference between getting the job done and getting it done right.

On the surface, many clinical trial companies appear to offer the same basic services, comparable facilities and similar procedures, but with CRI Lifetree you get much more than the sum of our parts. As your research partner, we always honor the spirit of our task and not just the letter of our contract. We truly partner with our clients.

Compassion Drives our Passion

Our passion for clinical research is matched only by the compassion we show our research subjects. To us, clinical trial research is more than what we do, it is the critical role we play in helping our sponsors, helping our research subjects, and ultimately serving society as a whole.

World-Renowned for Phase I through Phase IV Clinical Trials

Uniquely skilled and equipped to handle critical early phase clinical trials.

At CRI Lifetree, our portfolio of services include full drug development, clinical trials management, three centers of excellence, all with inpatient and outpatient capabilities and expertise in Phase I, including first in human, to phase IV. We are recognized for assisting our biopharmaceutical partners in the development of innovative, new chemical entities and or reformulated compounds for analgesia, abuse liability, and the entire range of psychiatric and central nervous system disorders. We have the science, the facilities, highly skilled teams, firm foundation in quality and the commitment to deliver on time and within budget. Time and again our clients choose to work with CRI Lifetree because we are the right size organization; we continually meet and exceed quality, expectations, and project deliverables.

Therapeutic Expertise Highlights

Early Phase

Our clinical pharmacology units, seasoned investigators and top flight clinical teams will help you assess safety, identify risks and set a sure course for continued development while keeping subject paramount.

Abuse Liability

CRI Lifetree Salt Lake City is a global leader in Human Abuse Liability (HAL) research, pioneering new methodologies, study designs, and following through with precise execution, made possible by years of experience with this subject population.

Cerebral Spinal Fluid Sampling

With board-certified anesthesiologists, and supporting staff reflecting a strong nursing/medical pedigree, CRI Lifetree has unrivaled capabilities in Cerebral Spinal Fluid Sampling - single taps, or through 24-48 hr catheterization to facilitate the assay of drug levels.


Neuroscience is one of the key therapeutic areas with an increasing medical need. CRI Lifetree’s expertise is therefore focused on bringing these compounds through the clinical development process as quickly and efficiently as possible, while producing quality data. Neuroscience Research


Our Philosophy
Leadership Team
Clinical Leadership Team
Recruitment Expertise

Press Releases
Media Coverage
Research Articles

Centers of Excellence
Recruitment Expertise
Clinical Trial Management
Quality Assurance
Therapeutic Expertise

Volunteer for a Study
Pharmaceutical Clients
Physicians: Become a CRI Lifetree Investigator

Administrative Office
16000 Horizon Way Suite 100
Mount Laurel, NJ 08054

Marlton Research Center
401 Route 73 North
30 Lake Center Executive Park, Suite 100

Marlton, NJ 08053

Philadelphia Research Center
111 N. 49th Street
Philadelphia, PA 19139

Salt Lake City Research Center
3838 S 700 E Suite 202
Salt Lake City, Utah 84106