Meet Our Team

We are open, data-driven, customer-focused, and determined to advance healthcare and clinical research.

team members

Every one of us has a unique background in life sciences and healthcare combined with a passion for enhancing clinical research.

  • Cal Collins

    Cal Collins

    Co-Founder and CEO

    Career entrepreneur. 20 years in leadership roles for software companies, focusing on technology/innovation, sales & delivery for key accounts, and finance. 15 years experience in eclinical domain. A.B. Magna Cum Laude Harvard College.

  • Ben Baumann

    Ben Baumann

    Co-Founder and COO

    Ben Baumann has been working in the clinical research field for 16 years. He co-founded OpenClinica with colleague Cal Collins to make it easier for study teams to carry out high-quality clinical research using modern technology. As OpenClinica’s Chief Operating Officer, Mr. Baumann has helped develop the company into a leading provider of cloud-based solutions that help automate and accelerate clinical trials, while delivering an industry-leading user experience. His passions include finding human-centric ways to unlock existing sources of real-world data for clinical research. In his downtime he enjoys gardening, spending time with his wife and children, and recreating outdoors in the great state of Maine. Ben holds a B.A. with honors from Harvard College.

  • Andrea Flathers

    Andrea Flathers

    Senior Director of Client Services

    Joined OpenClinica in August 2020 and is responsible for leading our Professional Services, Customer Support and Customer Success teams. In industry since 2008, she has vast experience in leading implementations and support for eclinical solutions partnering with Sponsors, CRO’s and ARO’s. Prior to OpenClinica, she held various positions at Veeva Systems and PhaseForward (now Oracle) within the professional services realm.

  • Paul Bowen

    Paul Bowen

    Senior Director of Product

    Joined OpenClinica in 2016. Instrumental in building our scalable product team. Highly cross-functional software development expert with over 15 years of eClinical product development experience. Prior roles as Senior Product Owner at Clinical Ink and Senior Product Manager at Outcome Sciences/Quintiles (now IQVIA).

  • Shiva Vadla

    Shiva Vadla

    Senior Director of Engineering

    5 years at OpenClinica; instrumental in creating our high quality, agile engineering team. Total of 13 years experience as hands-on engineer, architect, and team lead working with leading edge technologies. Prior to OC, led the engineering product team at Vecna, an innovative health IT company building patient self-service technologies.

  • Rob Rittberg

    Rob Rittberg

    Senior Director of Sales

    5 years at OpenClinica, most of this time spent as our only sales and marketing professional. Highly cross functional; superb team player. Formerly Global Marketing Manager, Clinical Research Analytics at PerkinElmer.

  • Courtney Flekel

    Courtney Flekel

    Associate Director, Human Resources

    Joined OpenClinica March 2021. Hit the ground running leading a hiring initiative to nearly double headcount in 9 months. Previously worked in HR for Cambridge Consultants (now Capgemini), and Halloran Consulting Group (a life sciences consulting firm).

Curious about Working at OpenClinica?

We’re always working on unique ways to open up new doors for our clients, the clinical research community, and our employees.

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