Global Operating Model
We distinguish ourselves through our unique operating model that delivers superior service and efficiency. Our comprehensive approach ensures exceptional support and seamless execution, making us a leader in the home health industry.
Global Nurse Coverage
Project Management Delivery
Patient Coordinator Team
Global Warehousing & Distribution
Logistics / Courier Support

Nurse Coverage
Our globally connected team of experienced nurses offers expertise across a wide range of study types, clinical trial phases, and therapeutic areas.
With our dedicated in-house nursing team and trusted clinical partnerships, we ensure comprehensive global coverage, regardless of location.
Led by nurses and dedicated to clinical excellence, our home health solutions are patient focused and tailored to meet the specific needs of each study, ensuring smooth and accessible clinical research opportunities for patients worldwide
Project Management
At WEP, our patient-centric approach ensures that all patients are provided with expert care throughout the study. Our committed in-house project managers maintain strong relationships with Sponsors, CROs and sites, focusing on the patient experience with a single point of contact for continuity of care.
- Dedicated project managers: Each client receives a PM to ensure smooth communication and project delivery.
- 24/7 support: We offer out-of-hours support with primary and backup channels.
- Risk mitigation and insights: We prioritize patient safety, data integrity, and regulatory compliance through an extensive risk management plan.
- Real-time quality checks: Our field nurses perform live quality checks before leaving the patient’s home, ensuring immediate expert oversight.
Patient Coordinator & Resource Planning Team
Our Patient Coordinator and Resource Planning teams work collaboratively to ensure comprehensive and personalized patient care. The Patient Coordinator team provides seamless support from pre-call to follow-up, for continuous care throughout the study.
Meanwhile, the Resource Planning team helps with matching the right nurse with each patient from the point of referral, ensuring timely, effective, and consistent care. Together, these teams enhance the success of clinical trials and patient satisfaction.
Warehousing & Distribution
Wren provides multiple solutions for the storage and global distribution of supplies needed for home visits. We have brick-and-mortar warehouse locations in:
Research Triangle Park, North Carolina
London, United Kingdom
Dublin, Ireland
We also have qualified pharma-grade 3PL partners strategically located in LATAM, EU, EEMEA and APAC. Our global coverage and courier partnerships ensure on-time delivery of supplies to other depots, clinical trial sites, patient homes, and central labs.
Logistics/Courier Support
WEP has partnerships with global couriers to cater to the needs of your home visit. We can coordinate IP delivery to patient homes, arrange returns, as well as coordinate sample collection to be shipped to a central lab.
WEP works with our trusted courier partners to provide any temperature range requirements to ensure sample integrity during transit.
- Ambient Shipping (not temperature controlled, room temperature)
- Ambient Shipping (not temperature controlled, coolers with ice packs)
- Frozen Shipping (-20 degrees C, using dry ice)
- Cold Chain Shipping (2 - 8 degrees C)
- Controlled Room Temperature Shipping (15 - 25 degrees C)