Staff

Contact the Staff

Rolf Institute: (303) 449-5903

Samantha Sherwin,
Executive Director		x 107
Stephanie Sherwin,
Office Manager		x 100
Mary Contreras,
Director of Admissions & Recruitment		x 106
Shellie Marsh,
Membership Services		x 101

About the Staff

Samantha Sherwin

Executive Director

Samantha has worked in Education for over 14 years, primarily with Title IV and Compliance. She has been with the Rolf Institute since early 2017 and was formerly the Director of Financial Aid. Samantha is a Colorado native and enjoys spending her free time with her family and dogs.

Responsibilities include:

  • Organizational Management
  • Board Relations
  • Curricula, Instruction, and Assessment Design
  • Faculty & Student Services
  • Financial Aid & Compliance
  • VA School Certifying Official
  • Process I-20s for International students

Stephanie Sherwin

Office Manager

Stephanie has worked in Education since 2016 and rejoined DIRI in 2025. She is a mom of three, and as a Colorado native, she enjoys spending time outdoors with her family.

Responsibilities include:

  • Facilities Management
  • Staff Support
  • Membership Support
  • Online Store Management
  • Front desk and reception

Mary Contreras

Director of Admissions & Recruitment

Mary is a Colorado native and has been in the education/admissions field for over 20 years. She has a passion for helping people further their education or start their careers. With her background in education, she enjoys learning and spending time outdoors with her family.

Responsibilities include:

  • Recruitment
  • Admissions
  • Enrollment
  • Student support
  • Payments

 

    Shellie Marsh

    Shellie Marsh

    Membership Services

    Shellie came to DIRI in early 2022, bringing over 30 years of retail management and bookkeeping experience. She is originally from Indiana but has considered Colorado home for almost 25 years. Shellie enjoys spending time with my family and pets, getting outside, and visiting the latest art exhibits in Denver.

    Responsibilities include:

    • Facilities Management
    • Staff Support
    • Membership Support
    • Social media
    • Scheduling Continuing Education
    • Room rental inquiries and scheduling