Meet The Team
We’re proud to have a diverse, committed and amazing set of contributors who support our work.
Roosevelt Callahan currently serves as the Regional Director overseeing Year Up’s locations across the Western US. Roosevelt started his career in financial services helping companies drive business through technology. He used this experience to guide his work in the non-profit sector where he has served in several roles across Teach For America, including managing and supporting a portfolio of regions, leading operations and logistics for the New York Training Institute, and managing large cross-organization technology projects. Roosevelt currently resides in Oakland, CA and is a graduate of North Carolina A&T State University with a degree in Computer Science.
Julissa Martis is a true HR generalist, she has over 15 years of experience in creating HR Strategy, recruiting, people, operations, employee relations, employee engagement,
compliance, HR project management & creating human-centered processes and policies to support teammembers to continue to do their best work.
She is the Principal Consultant for Legacy HR Consulting, a firm that helps mission-driven organizations attract and
retain their top talent through progressive HR strategy and support.
She has worked in small to medium-sized businesses in the Nonprofit, Health, Maritime, Architecture, and Engineering industries, building the HR function from the ground up. Throughout her career, she has always been tasked with developing the HR function from the ground up, creating HR strategy and policies that meet the strategic goals of the organization.
Julissa was born and raised in Bronx, NY, spent most of her time in Oklahoma City, OK, and currently calls Houston, TX home. She obtained her Bachelor of Science from the University of Oklahoma and her Master of Business Administration at Oklahoma Christian University. She is currently a certified Human Resource Project Manager. She is also certified as a LUMA Human-Centered Design Practitioner.
Kimberlee is a Talent Acquisition Consultant with 10 years experience. She specializes in streamlining and creating ease in the workflow, making the hiring process less tedious to clients, and building a pipeline of prospective hires. Kimberlee has developed an approach to talent sourcing that not only filters the pool of applicants down to those who are most qualified and mission aligned, but also leads to higher retention.
Over the past decade or so, Kimberlee has developed a specialization in education focused and mission-driven non-profit organizations. She brings her past experiences as a public school educator, and degrees in both education and organization studies to her work. Her academic and professional experience differentiate her in this space. Her reputation with clients and applicants alike speaks for itself.
Darlene is a Human Resources Partner with 20 years experience in Diversity, Equity, Inclusion, and Leadership. She began her Human Resources journey in the Diversity and Change Management arena in a Fortune 500 company. She has transitioned to working with organizations in the Social / Non-Profit arena. She works with senior leaders and employees at all levels to improve workplace policies, processes and procedures. She partners with managers and individuals to enhance capabilities around employee engagement, performance management and performance improvement.
Alison K mason
Graphic Designer & Communications Specialist