Kriss Deiglmeier, Chief Executive Officer

Kriss has more than 20 years of senior executive experience that spans business, social enterprise, nonprofit, academic and  philanthropic sectors. She is recognized as a pioneer in the field of  social innovation and has presented nationally and internationally on social innovation, social entrepreneurship, design thinking and public-private partnerships as well as guest-lectured at myriad universities around the world.

Before joining Tides, Kriss was the founding Executive Director for the Center for Social Innovation (CSI) at Stanford.  She established CSI as a global leader in the emerging social innovation field. Kriss worked as an Advisor to the Stanford Institute for Innovation in Developing Economies while living in Myanmar in 2013.  In her previous role as Chief Operating Officer for Juma Ventures, Kriss helped raise the profile of the social entrepreneurship field from a niche market to mainstream.

Kriss has written and published leading thought pieces on social impact.  Her most recent publication is a book chapter, “Social Entrepreneurship and Social Innovation: What’s New, and Why is it Important?” in The Real Problem Solvers. Kriss developed and taught the course, “Social Innovation through Corporate Social Responsibility” at Stanford.  In Myanmar, Kriss conceived, created, and led an “Innovation in Action Lab” to equip organizations with design thinking methodologies and tools.  

Kriss has served on a number of boards, and advisory groups. Kriss received her BA from the University of Washington, and her MBA from UC Berkeley.

Kriss resides in the Bay Area with her husband, two children and dog, Lucy.  A favorite activity is traveling locally, nationally and internationally.  Kriss has visited over thirty-five countries with many more on her “wish to visit” list. 

Judith Hill, Chief Financial Officer

Judith Hill has been a Senior Financial and Administrative Executive in non-profit and/or educational institutions for over 20 years.  She has served in the Chief Financial role at the San Francisco Art Institute, Heald College, Sequoia Institute and CTB, a division of McGraw-Hill.  Judith began her career in public accounting with Touche Ross, has an MBA with MIS emphasis from Regis College and is a Colorado licensed CPA.  She is a member of the California Society of CPA’s, has served on the Board of Enterprise for High School Students and the ACCSC Finance Review Committee. 

Regina Ridley, Senior Vice President of Client Operations

Prior to joining Tides, Regina was the publishing director of the Stanford Social Innovation Review (SSIR),which during her tenure grew into one of the most respected and influential publications in the social sector. She expanded SSIR‘s product offerings to include webinars, conferences, supplements, and a digital edition. Before her time at Stanford, Regina had a 22-year career in for-profit media. As Group President at CMP Media, during the height of the technology boom, she ran a $150-million media division that included magazines, conferences, tradeshows, and websites. Regina has a master’s degree in International Management from the Thunderbird Graduate School of Business and a bachelor’s degree in political science from the University of Connecticut. Regina’s passions outside of work include travel and community involvement, global and local. She currently serves as board chair for Friends of Timboni Feeder School, a nonprofit she helped found in 2006 to bring water to a small school in eastern Kenya. Regina also serves on the boards of the Institute for Journalism and Justice and the Noe Valley Farmers’ Market.

Nathaniel “Toby” Thompkins, Vice President, Community Initiatives & Global Partnerships 

Nathaniel “Toby” Thompkins brings to Tides over 20 years’ of experience working across nonprofit, for profit, and international development sectors as an executive coach, organizational development consultant, journalist and best-selling author. Prior to joining Tides, Toby served as founding principal of a global professional services firm that offered executive search, leadership coaching, organizational development, strategy, branding and communications services to socially conscious for-profits, nonprofits, foundations, governments and leaders. After returning from working and living in Ghana, where he led a public/private partnership to reverse the negative impact of surface gold-mining on indigenous tribal communities, he reframed his consulting practice to work exclusively with social and racial justice leaders and organizations in the United States and abroad. Toby is an innovative, collaborative and results-oriented leader who possesses an extensive background in leading large-scale organizational change initiatives that refocus and revitalize the people, culture, policies and systems of an organization or community against a compelling shared vision. Toby has a B.A. in psychology and political science from the University of Delaware, and a Masters in Public Administration from University of Hartford.

Patti Robinson, Director of Human Resources

Patti Robinson has over 20 years experience as a Human Resources Executive in global and multi-industry corporations and nonprofit organizations. She has 15 years merger and acquisition experience. Patti has directed over twelve company restructurings and has authored strategic transformation, acquisition integration, short term operating and long term business plans. She is a Certified Compensation Professional and has 30 years experience in all areas of human resources. She combines her bottom line approach to business with her warm, compassionate interest in people. Patti is known for creating an environment where people are accountable and have balance and time for reflection.

Amanda Keton, Legal Director

As Tides Legal Director, Amanda keeps Tides in legal compliance and manages organizational risk so our partners can focus on making social change. Amanda also serves as Managing Director for The Advocacy Fund, the 501 (c)(4) entity in the Tides family of organizations, where she oversees the programmatic and financial operations for the social welfare organization. Before that, she worked for Ernst & Young providing nonprofit organizations with tax consulting, advisory and compliance services. Amanda is on the Board of Directors for the San Francisco Lesbian, Gay, Bisexual, Transgender Community Center where she formerly served as co-chair, and she also serves on the Board of Directors of the ACLU of Northern California. Prior to law school, Amanda completed a Master of Arts in Education while teaching middle school and wrote her thesis on why culturally and linguistically diverse students opt out of gifted and talented programs. Amanda is a member of the California State Bar and graduated with a Master of Laws in Taxation cum laude and Juris Doctor from University of San Diego School of Law.

Kim Sarnecki, Director of Administration & Real Estate

Kim Sarnecki has worked for Tides for over seven years in various roles, and currently continues her juggling act as Director of Administration & Real Estate. Kim also serves as Corporate Secretary for Tides. Kim oversees the operation of Tides collaborative space - Thoreau Centers in The Presidio of San Francisco with 80 tenants and in downtown New York City with 15 tenants. Kim grew up in Neenah, Wisconsin, the eldest of four siblings. (Yes, she can milk a cow or a goat.) As a youngster, Kim considered herself a spy, and she kept careful notes not only on her siblings and parents, but also on the neighbors' comings and goings. As an undergrad at Kenyon College, Kim translated her powers of observation into a double major in Sociology and Anthropology. She was the first recipient of the college's Olof Palme Award for Achievement in Anthropology and Sociology and was inducted into the Phi Beta Kappa Society. After 20 years in the midwest, Kim hit the road and has visited every state in the US, except for Oklahoma and Arkansas (and plans to get there one day) and ended up in the beautiful San Francisco Bay Area. Prior to Tides, Kim worked for Whole Foods Market, the Marin Humane Society and the Ecological Design Institute before converting a historic graveyard in Mill Valley into the first green cemetery in California. Kim received her Master of Arts in Cultural Anthropology and Social Transformation at the California Institute of Integral Studies. Kim currently resides in Mill Valley with her partner and their special animal companions.