Talent Solutions for FDA-Regulated Businesses

We provide 7 talent-management solutions: Executive Search, Recruiting, Staffing, Auditors, Consultants, Apprentices, Custom-built Clinical Research Organization/Team.

Industries Served

Our clients include Food, Pharmaceutical, Biotech, Medical Device companies and Clinical Trials sites, primarily in Southern California. Our clients perform a range of functions including manufacturing, preclinical research, clinical research and services. We have a history with fortune 500 companies, startups and everything in between.

Clinical Research, Clinical Trials and Medical Affairs

Including staffing and recruiting for Drug Safety, Pharmacovigilance (PV), Clinical Operations, Health Economics Outcomes Research (HEOR), Medical Science Liaisons and apprentices

Photo of Jan Clements supports clinical trials by providing staffing, recruiting and apprentices Clinical Research, Clinical Operations and Medical Affairs

Jan Clements
Talent Manager, Clinical Research and Medical Affairs

Jan supports your clinical trials by placing professionals in clinical research, development, medical and scientific roles–from entry level apprentices to management to executive. Her role is to recruit top performers for full time and contract positions for scientific and technical functional roles in regulated organizations and companies. She joined MEIRxRS in 1995.



Once a worker has been placed on the job, she continues to perform retention services by conducting on-going follow-up interviews with placed workers both by phone and in person. Jan is also the Liaison to STEM recruiters networking with over 300 agencies. In addition, Jan also attends college career fairs and volunteers at scientific industry organizations. She thrives on helping workers find the best fit for their talent and expertise$ and gives back to the community by performing mock interviews and career counseling to workers seeking STEM employment careers. Jan joined the MEI/RxRS family of companies in 1995.

Regulatory Affairs and Quality Assurance

Including staffing and recruiting for Regulatory Compliance, Quality Control and Quality Engineers and apprentices

Photo of Lewie Casey, who provides staffing, recruiting, and apprentices for Regulatory Affairs, Quality Assurance and Quality Control

Lewie Casey
Talent Manager, Quality and Regulatory Affairs

Lewie specializes in recruitment and retention of regulatory affairs, compliance, quality assurance and quality control function professionals working in research and development for science driven regulated industries for RxRS. He joined MEIRxRS in 2005.

Executive Searches & Business Developers

Photo of Paul Dionne who provides Executive Search for Biotech, Pharma, Medical Devices and Food industries

Paul Dionne
Business Developer

Paul specializes in developing new relationships with businesses we aim to serve. In addition to sales, he is responsible for much of our marketing efforts. He also works on a number of our Executive Search and Business Developer opportunities. He joined MEIRxRS in 2014.



A graduate of Boston University, Paul’s education and expertise in understanding both the financial performance and organizational behavior of prospective companies helps us to provide insights for our clients about their own needs. He continually evaluates the public financials of prospective customers and monitors each for staff turnover and major events. Since joining our team, Paul has developed a deep understanding of clinical trials, pre-clinical and clinical-stage companies as well as their talent needs during each phase on the way to commercialization. He has written our whitepapers on clinical trials and employee happiness. Because of his frequent discussions with VP-level decision makers, Paul is also instrumental in the success of our Executive Searches.

Founder & CEO

Photo of Rosemarie Christopher who built the apprenticeship program and leads our team of recruiters

Rosemarie Christopher
President & CEO

Rosemarie Christopher is our CEO of the MEIRxRS family of companies. She has a strong understanding of employment, on the job training and retention of multigenerational workforce from over 25 years’ experience in recruiting and placing technical and scientific STEM (STEM: Science Technology Engineering Math) professionals. Rosemarie founded the first 9 life science apprenticeship programs in the state of California.



Executive search has been Rosemarie’s focus since 1987 when she first entered the recruitment industry. She is author of “What Employers Hire” (DIA FORUM, Jan 2004), an interactive executive seminar series that reveals the strategies and techniques for successful career development and advancement. An expert in workforce engagement, Rosemarie regularly speaks at industry and corporate events helping management understand what it takes to create a successfully performing synergistic multi-generational diverse team of workers.

Rosemarie has owned and operated the MEIRxRS family of companies since 1992 when she opened the headquarter office in Glendale, California. She has led the MEIRxRS family of companies through exceptional growth. With over $1 million dollars in ‘split’ and ‘contract’ placements and awards for long term hires, Med Exec International is ranked number one in Top Echelon Network, the professional association of 500 plus executive search firms to which it has belonged since 1992.

Rosemarie earned her Master’s degree from the University of Southern California Annenberg School for Communications (1999) with an emphasis on corporate communications, Phi Kappa Phi Honor Society (1999). Her BA in Anthropology is from the University of California, Los Angeles (1971). She is an active leader in the community and serves on boards or industry organizations and educational institutions, including:

  • Board member, The American Society for Quality (ASQ):
  • FD&C Division Chair and National Discussion Group Chair serving 5,600 division members
  • Region 7 Deputy Regional Director serving 7,000 Science, Technology, Engineering, Math and Science (STEMS) members across three states and Section Career Development and Education Chair
  • 15-year Board of Councilors Member of the USC School of Pharmacy and Executive Committee Chair of the Life Sciences Council
  • 11-year Orange County Regulatory Affairs Discussion Group Board Member
  • 23-years as member of Regulatory Affairs Professional Society (RAPS)


Nationwide Network of Recruiters

Top Echelon let's MEIRxRS serve its clients nationwide and find positions outside clinical trials, clinical research, regulatory affairs, quality assurance, quality control and medical affairs

Top Echelon
MEIRxRS can maintain our commitment to provide you three top notch candidates in 21 business days even in areas outside our expertise by relying on our Top Echelon partners. Top Echelon is network of recruiters who specialize in nearly every type of position across the entire country.  We support each other through split placements so you don’t have to manage multiple vendors.