GLSS Senior Management

GLSS is overseen by a team of seven senior managers who report directly to interim Co-CEOs Kenneth Halkin and Valerie Parker Callahan, who are also part of the senior management team.

Marie Castineyra, Senior Legal Council

Lisa Darlington, Director of Transportation

Kenneth Halkin, MBA, Chief Financial Officer

Holly Jarrell-Marcinelli, LICSW, Director of Consumer Services

Marilyn Long, Director of Community Programs

Valerie Parker Callahan, Director of Planning and Development/Silver Otter Strategies

Lisa Wharff, Director of Human Resources