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Team Rosemount

Rosemount Team

Board of Directors

The Rosemount Board of Directors is comprised of community members with expertise in finance, law, community service, and early childhood education. The Board governs the business and affairs of Rosemount Center.

Tom Becherer

Founder, President & CEO
Delta Bridge

Christiane Connors, Ed.D.

Educational Leadership & Civic Engagement Consultant

Claire Henderson

Fundraising Consultant

Vernon Kelley

Financial Sales Consultant, PNC Bank

Ronaldo Rotter

Former Principal Auditor, Inter-American Development Bank

Janet Stocks, Ph.D, Chair


Louisa Tarullo Ed.D.

Senior Fellow, Mathematica Policy Research

Arianna Evers

J.D. Attorney Wilmer Cutler Pickering Hale & Dorr LLP

Alexander Yabroff

J.D. Counsel, Government and Commercial Contracts, Relativity Space, Inc.

Team Rosemount

Rosemount Center staff work in classrooms, as home visitors, and in administrative positions. We believe in a team approach to providing services to meet the needs of parents and children in all the programs.

To contact a staff member, email with the staff member’s name in the subject line and your email will be directed accordingly.

Eileen Gaffigan

Finance Manager Consultant

Martha Johnson

Deputy Chief Executive Officer and Chief Development Officer

Gustavo Martinez

Health/Nutrition Services Manager

Cornett Roberts-Njoku

Program Director

Jacques Rondeau

President and Chief Executive Officer

Marcia Rock

Program Operations Specialist

Ann Marie Schaeffler

Education Manager

Marlen Torres

Family & Community Partnership Manager

Ociel Vega

Disability & Family Services Specialist

Maria Viteri

Home-Based Program Coordinator

Susan Catherine Aldridge

Operations and Enrollment Assistant

Sheila Madrid

Assistant Enrollment Coordinator

Martha Johnson

Martha Johnson, Deputy Chief Executive Officer and Chief Development Officer, acts as the deputy to Mr. Rondeau. Before joining Rosemount in 2003, Ms. Johnson served as Director of Development for Washington Episcopal School. She is a graduate of the University of Michigan with a BMus and a MMus in music, and has taught in the Michigan public schools. She has a second master’s degree from The American University in arts management, is a former Arts-In-Education Fellow at the National Endowment for the Arts, served as Development Director for the Cathedral Choral Society at Washington National Cathedral, and was a founding board member of the Children’s Chorus of Washington. She has earned a Nonprofit Management Executive Certificate from Georgetown University’s Center for Public and Nonprofit Leadership, has completed HR management coursework utilizing the Society for Human Resource Management (SHRM) Learning System, and is a Certified Fund Raising Executive (CFRE). Ms. Johnson is a Master Trainer for the Association of Fundraising Professionals (AFP) Faculty Training Academy.

Gustavo O. Martinez

Gustavo O. Martinez, Health/Nutrition Services Manager, has been a member of the Rosemount staff since April 1991. He was hired as a Family Partnership Specialist, promoted to Health Coordinator and became Rosemount’s Health Services Manager in 1995. Mr. Martinez is responsible for overseeing the health and nutrition of Rosemount’s home-based and center-based children and staff. He also manages safety regulations for the Center. Mr. Martinez is a graduate of University of San Simon in Bolivia SA, where he received his degree in Medicine and Surgery. He studied Pediatrics for three years at the Catholic University of Chile and served as the Medical Student’s Director of The Toxicology Clinic “Guillermo Uribe Cualla” in Bogotá, Colombia. Mr. Martinez has published a book entitled ” El Cuidado de la Diabetes.”

Cornett Roberts-Njoku

Cornett Roberts-Njoku, Program Director, joined Rosemount’s program staff in March 2013. Previously, Ms. Roberts-Njoku oversaw the daily operations of ten early childhood education centers of 300 children and 84 staff in accordance with the Department of Health, Office of the State Superintendent of Education, DHHS and EHS and Head Start Performance Standard requirements. She is the founding member of the Immunization Coalition for the District of Columbia. At Rosemount she is the director of programs and also provides leadership to Early Head Start/Head Start health, disabilities, mental health and family and community services for center and home-based managers. Ms. Roberts-Njoku earned a Medical Technology diploma at the Georgetown School of Arts and Sciences in 1976, a certificate in Gerontology at George Washington University, and a Bachelor of Science in Health Education/Public Health and Masters in Public Administration from the University of the District of Columbia. She is a current mayoral appointee to the Ryan White Planning Council for the Washington Metropolitan Area, as well as vice chair for the by-laws, policies and procedure committee. 

Jacques Rondeau

Jacques Rondeau, President and Chief Executive Officer, is responsible for all operations of the Rosemount Center. He worked as the Staff Director and Committee Clerk for Council member At-Large Carol Schwartz in the District of Columbia Council from 1997 to 2001, and was the Deputy Staff Director for the Moynihan Commission on Protecting and Reducing Government Secrecy from 1995-1997. Mr. Rondeau, a retired United States Air Force Colonel and Command Pilot, served from 1968-1994. He received his B.S in Finance from Boston College and his M.A. in National Security Affairs, Middle East, and sub-Saharan Africa-Arabic from the Naval Post graduate School.

Marcia Rock, MPH

Ms. Marcia Rock, MPH, joined the Rosemount staff as Program Operations Specialist in May 2019. Ms. Rock supports enrollment along with providing overall support for the Center’s programmatic activities. Ms. Rock served as a Rosemount Ignatian Volunteer Corps volunteer in 2016 and is a member of the R.O.S.E. Advisory Committee. She grew up in Washington and earned a Master’s degree in Public Health from University of Illinois-Chicago and BA from University of Wisconsin-Madison.  She has daughters in Vermont and NYC, and lives with her husband in DC’s Crestwood neighborhood. Ms. Rock enjoys the performing arts, playing piano, horseback riding and working out.

Ann Marie Schaeffler

Ann Marie Schaeffler came on board in September 2016. She is responsible for curriculum planning and program monitoring for classrooms and the Early Head Start home-based program. Ann Marie works with teachers and service area managers to ensure adherence to state and local requirements and best practice in early childhood education. She has a background in early childhood special education and worked for five years with the DCPS early childhood program to implement curriculum and provide professional development. She served as an early Intervention Coordinator both for Fairfax County Head Start and DC’s Strong Start Program. She received her B.A. in Psychology for the University of Connecticut and a M.A. in Developmental Psychology from George Mason University.

Marlen Torres

Marlen Torres, Family & Community Partnership Manager, began working at Rosemount in September 2005 as a Home Visitor. Ms. Torres now supports families in their role as caretakers and educators, and provides bilingual referrals to community resources according to their needs. Because of her experience working directly with families in their homes, she understands the great challenges many of Rosemount’s children face. As Family Services Advocate, Ms. Torres is responsible for coordinating services for all of Rosemount’s poverty level children. She engages families in various events and activities throughout the year. Ms. Torres received an Associate degree in Nursing from the National Institute for Learning in Colombia and an Associate degree in Early Childhood Education from the University of Cincinnati. Ms. Torres also has two Child Development Associate certifications – for Infants & Toddlers and for Preschool age children.

Ociel Vega

Ociel Vega, Disability and Family Services Specialist, joined Rosemount in July 2022. Originally from West Virginia, Mr. Vega earned an A.A. in Applied Science (Criminal Justice) from Blue Ridge Community and Technical College and a B.S. in Sociology minoring in Psychology from Shepherd University. Mr. Vega is responsible for coordinating services for Rosemount’s enrolled children with special needs (disabilities and/or mental health) and for supporting our Head Start enrolled families through parent engagement and trainings to ensure they have the information and referrals they require for successful child and family outcomes.

Maria Viteri

Maria Viteri, Home-Based Program Coordinator joined Rosemount in August 2022. Ms. Viteri earned a Bachelor’s Degree in Liberal Arts with a concentration in psychology and a Master’s of Arts in Teaching with ESL and bilingual endorsements, and approval to teach a foreign language in Spanish from National-Louis University, Chicago, Illinois, Ms. Viteri has worked for the past 30 years in Early Childhood serving children of low-income communities, immigrant families, and English Language Learners in the Chicago Public School System. She has been in the classroom teaching in monolingual, bilingual and transitional programs for State Pre-K and Head Start Programs. This included working as an educational coach for Chicago Central Area Office to support, monitor and supervise teaching staff in Early Childhood Education. Ms. Viteri supervises Rosemount’s Home Visitors and coordinates Rosemount’s home-based services for our Early Head Start families.

Susan Catherine Aldridge

Susan Catherine Aldridge, Operations and Enrollment Assistant, joined Rosemount as a contractor in 2018 and was hired for her current position in September 2020. Previously, Ms. Aldridge worked as a contractor for Washington, DC, organizations including Unidos US, a non-profit Latino organization, and the Inter-American Development Bank (IDB). Ms. Aldridge also worked as an administrative assistant at Casa Eiffel, Inc. preparing contracts for various clients and maintaining detailed records, generating reports, coordinating meetings, and multitasking in a fast-paced atmosphere. Ms. Aldridge obtained her Bachelor’s degree in Business Administration from the University of Inca Garcilaso de la Vega, in Lima, Peru. As Operations and Enrollment Assistant at Rosemount, Ms. Aldridge is responsible for managing the front desk receptionist position, helping to enroll children in the Head Start and OSSE PreK programs, and providing support for the Center’s operations.

Sheila Madrid

Sheila Madrid, Assistant Enrollment Coordinator,  joined Rosemount in January 2022. Ms. Madrid earned her Bachelor’s Degree in Industrial Relations from the Technological University of Honduras. She is responsible for enrolling children from birth to five years of age, updating the enrollment database, and ensuring that families are eligible to receive services through Rosemount’s Head Start program and through the District of Columbia’s Child Care Subsidy/Voucher Program.