About Us

Arc of Yates is a non-profit service organization for people with developmental disabilities. Founded in 1975 by parents of individuals with developmental disabilities, Arc of Yates began providing services to individuals with developmental disabilities throughout Yates County in upstate New York.


Today, Arc of Yates serves adults, seniors, and children with disabilities throughout Yates and surrounding counties. Services provided by Arc of Yates include Service Coordination, Community-based Services, Residential Living, Clinical Services, Employment, Habilitation, and Industrial.


With a focus on key values of integrity, diversity, results, quality, and respect, Arc of Yates is poised to support the evolving needs of individuals with developmental disabilities, their families and their communities and to enable them to lead healthy, meaningful and secure lives while achieving their maximum potential.


Arc of Yates is governed by a Board of Directors and operates under the direction of an Executive Director.


Arc of Yates provides access to public information, as required.
The following information is available for review at our Main Facility, located at 235 North Avenue, Penn Yan, NY 14527:



Staff Bios

Daniele Lyman, President & CEO

Daniele Lyman was appointed to the post of President & CEO of the Arc of Yates effective July 2015.


Daniele has over fifteen years of Executive Leadership in service and healthcare, including Chief Operating Officer of the Rochester Genesee Regional Transportation Authority and Senior Vice President and Chief Operating Officer for Trillium Health, where she was a key leader in the 2010 merger between AIDS Community Health Center and AIDS Rochester.


With extensive experience in the developmental disabilities field, Daniele introduced innovative residential programs and worked collaboratively with a national team to create the first Direct Support Professional credentialing program at Heritage Christian Services.


She holds a Bachelor’s Degree in Organizational Management and a Master’s Degree in Strategic Leadership from Roberts Wesleyan College.


Annette Agness, Chief Financial Officer

Annette Agness serves as the Chief Financial Officer and is responsible for the Agency’s financial services and human resource management.


Annette has over 25 years of financial management experience working primarily with higher education and not-for-profit institutions and auditing experience working for public accounting firms.


She holds a Certified Public Accountant license along with a B.B.A. in Accounting and an MBA, both from St. Bonaventure University.


Deborah Fabris-Coon, Chief Program Officer

Deborah Fabris-Coon serves as the Chief Program Officer and is responsible for providing administration and oversight to the Keuka Lake School, the DRIVE Program, Clinical and Behavioral Support Services, Keuka Lake Enterprises, and Day Habilitation Services.


With an extensive background as an educator, Deborah has taught students with special needs at the high school level and was a special education teacher at the pre-school level. Deborah also has an extensive background in school administration, having served in this capacity for over a decade.


Deborah holds a M.S. in Education from Nazareth College and also received a M.S. in School Administration from the State University of New York College at Brockport. She received her B.S.in Elementary Education and Special Education from the State University of New York College at Geneseo.


Ashley Burke, Vice President of Programs and Services

Ashley Burke serves as the Vice President of Programs and Services and is responsible for the oversight and quality improvement initiatives of our traditional waiver based programs, which includes Residential and Community Habilitation, Medicaid Service Coordination, Central Intake and Day Habilitation.


Ashley has over 10 years of leadership experience at the Arc of Yates in the Vocational and Residential programs. She has championed various continuous quality improvement initiatives during her tenure and is responsible for the opening of several new Residential sites.


Ashley holds a B.S. in Business Management with a concentration in Human Resources from Keuka College.


Taryn Windheim, Vice President of Advancement

Taryn Windheim joined the Arc of Yates as the Vice President of Advancement in 2015.


Taryn has over 10 years of experience in the non-profit world and previously served as the Director of the West Ontario Office of the American Red Cross and with the Girl Scouts - NYPENN Pathways. She has additional experience as a fundraiser and major event organizer, a skill she looks forward to putting to use at the Arc of Yates.


Taryn is active in the community and is currently the President of Professional Women of the Finger Lakes. She is also the immediate past president of the Thompson Guild and has served on many non-profit and community boards in the region.


She holds a Bachelor’s Degree in Communications and Political Science from SUNY Fredonia.


Terry Freeman, Executive Assistant to the President & CEO

Terry Freeman serves as the Executive Assistant to the President & CEO. With a broad knowledge of overall Agency operations, she manages the efficient functioning of the Executive Suite and acts as a liaison for internal and external stakeholders.


Terry has over 35 years in the field of health and human services working primarily with not-for-profit institutions. Her professional experience includes project management and community development. Terry has attended extensive Leadership training programs and holds an Associates Degree from Finger Lakes Community College.