Worldwide Clinical Trials Acquires Catalyst Clinical Research

Kohlberg Acquires Majority Stake in Worldwide Clinical Trials

August 7, 2023

Healthcare Services

An affiliate of Kohlberg & Company agreed to acquire a majority stake in Worldwide Clinical Trials, a global contract research organization (CRO) headquartered in Research Triangle Park, North Carolina. The transaction is a recapitalization in which prior investor TJC, L.P. retains a meaningful minority equity stake; terms were not disclosed. Kohlberg will partner with Worldwide's management (Matt Jennings to become chairman) to support continued growth of the company's clinical trial and bioanalytical capabilities.

Catalyst Clinical Research Acquires Aptus Clinical

May 4, 2022

Healthcare Services

Catalyst Clinical Research, a portfolio company of NovaQuest Capital Management, has acquired U.K.-based Aptus Clinical to accelerate Catalyst's European expansion and broaden its oncology and early-phase clinical services. The deal creates a multi-region CRO operating across North America and Europe, increases Catalyst's patient reach by nearly 600 and lifts combined headcount to more than 800.

Catalyst Clinical Research Acquires Genpro Research

July 20, 2023

Healthcare Services

Catalyst Clinical Research, a Wilmington, North Carolina-based CRO and portfolio company of QHP Capital, has acquired Genpro Research, a Massachusetts-based clinical research organization with staff in the US, India, and Ireland. The deal adds more than 120 India-based team members and strengthens Catalyst's capabilities in biometrics/biostatistics, medical writing, real-world evidence (RWE)/HEOR, and AI-enabled automation.

WEP Clinical Acquires Netherlands-Based CRO Siron Clinical

January 14, 2026

Healthcare Services

WEP Clinical, a global contract research organization, has acquired Netherlands-based Siron Clinical to expand its European footprint and enhance Phase I–IV trial delivery capabilities. Siron — with offices in Belgium and Germany and a track record in orphan, pediatric, and medical device trials — will be integrated into WEP’s Clinical Trials division to broaden operational capacity and geographic reach.

Spectrum Science Acquires Continuum Clinical

February 8, 2024

Healthcare Services

Spectrum Science has acquired Continuum Clinical from Blue Chip Worldwide to strengthen its clinical trial recruitment (CTR) capabilities. Continuum will merge into Spectrum’s CTR strategic pillar—bringing its MERIS technology, a large client roster, and leadership under Neil Weisman—creating a combined team of more than 130 clinical solutions specialists; financial terms were not disclosed.

Flourish Research Invests in Valkyrie Clinical Trials

October 6, 2025

Healthcare Services

Flourish Research, a Genstar Capital-backed multi-site clinical trial organization, has made a strategic investment in Valkyrie Clinical Trials to establish a meaningful presence in oncology. Valkyrie, founded by Dr. David Berz and operating three sites in Los Angeles, will leverage Flourish's national network and infrastructure to accelerate oncology trial access and patient recruitment.