Executive Staff

Roger King
President and CEO

Prior to joining Center for the Collaborative Classroom, Roger King was a consultant to nonprofit organizations and philanthropic foundations for more than 20 years. His work focused on developing strategies for scaling-up nonprofit impact. He began his career as a consultant with Bain & Company. He holds a bachelor’s degree and an MBA from Harvard University. Before being named President and CEO, he served on Center for the Collaborative Classroom’s Board of Trustees since 2002.

Kelly Stuart, EdD
Chief Operating Officer

Kelly Stuart is the Chief Operating Officer, and leads Center for the Collaborative Classroom’s dissemination and implementation efforts. Prior to joining the Center, she served as a Senior Research Associate at WestEd, leading dissemination efforts for Doing What Works (DWW) and leading the School Turnaround Learning Community (STLC), both sponsored by the U.S. Department of Education. She also worked for the Success for All Foundation as the Director of Special Programs and Area Manager, overseeing program implementation in more than 120 schools in the western states. Dr. Stuart began her career as an elementary school teacher. She received a Bachelor of Science in Liberal Arts, a teaching credential, and an MA/Administrative Credential and EdD from San Francisco State University.

Lana Costantini, MFA
Vice President, Program Development

Lana Costantini directs the development of all of the in-school and after-school programs for Center for the Collaborative Classroom, which includes conceptualizing, writing, and piloting curriculum materials; supervising piloting, field-testing, and lesson revision based on feedback and observation; and developing staff development approaches. Ms. Costantini previously served as the president and managing editor at Straight Line Editoral Development LLC. She is also the editor of The Argonaut, a historical journal published by the San Francisco Museum and Historical Society. She is a founding member of Seven Tepees Youth Program, a nonprofit organization located in San Francisco that is dedicated to impacting the lives of inner city youth, and serves as its vice president. Ms. Costantini is a graduate of the University of Montana and holds an MFA in English and creative writing.

Peter Brunn
Vice President, Organizational Learning and Communications

Peter Brunn is Vice President of Organizational Learning and Communications at the Center for the Collaborative Classroom. At CCC, Peter leads the organization’s work with schools and districts across the country to support the fostering of student’s academic, social, and ethical development. He was previously the director of staff development and the assistant director of the Center’s Reading Project. Before coming to CCC, he was a staff developer for the Teachers College Reading and Writing Project and worked in New York City public schools helping teachers implement reading and writing workshops in their classrooms. Mr. Brunn received his master’s degree in curriculum and teaching from Teachers College, Columbia University, and his undergraduate degree in history from Marquette University. 

Brent Welling
Senior Vice President and Chief Financial Officer

Brent Welling has over 20 years of management experience in the technology and financial services industries. Prior to joining Center for the Collaborative Classroom, Mr. Welling was CFO of FirstREX, a private equity firm in San Francisco. Prior to joining FirstREX, he was VP of Finance and Planning for QRS, Inc., where he led all finance, strategic planning and M&A activities. Prior to QRS, Mr. Welling was employed at the Pacific Telesis Group. He started his career in management consulting at the firms of McKinsey & Company and later at Marakon Associates. He has also been involved in the nonprofit sector, having provided consulting services to nonprofit organizations in education. Mr. Welling is currently is on the Board of Directors at the Berkeley East Bay Humane Society. He holds an MBA and a BS of Engineering from Cornell University.


Tim Millen
Chief Technology Officer

Tim Millen joined Center for the Collaborative Classroom with over 25 years of systems development and management in the software and retail industries. 
Tim launched his consulting business working with companies such as Nike, Adidas, and Hanna Andersson. Then joined a client as Vice President of Information Technology at Francine Browner, which was purchased by BCBG a year later. Recruited by bebe stores, he guided technology growth to a world-wide chain. Tim left to launch a new local retail concept called Elephant Pharm. Five years later he restarted his consulting business, focused on local Bay Area retailers. Prior to joining CCC, Tim was the VP of Solutions Consulting for Symphony EYC, a large enterprise software company focused in cloud retailing. Tim lives in Walnut Creek with his family and enjoys gourmet cooking.