About Us


  • Mark Diel

    Executive Director and CEO

    Mark comes to CCHI after 9 years as Executive Director and CEO of Children’s Health Initiative Napa County, where he developed the first nonprofit insurance brokerage firm in California serving individuals and families. He built a county-wide collaborative of 42 agencies and guided Napa County into a leadership role at the state level, working to provide affordable health insurance to everyone in California regardless of race, ethnicity, or family income.

    Prior to his work in Napa County, he managed public health programs in Yolo County, including the Women Infants and Children Program, he developed mobile medical, dental, and optometry clinics based in schools and community centers, and a Health Promatora program in Los Angeles. Mark holds a Master of Public Health degree.

  • Brian Dowd

    Chief Operating Officer

    Brian joined CCHI in April 2023 and brings with him 25 years of professional experience in regional leadership, fiscal oversight, and project management. He has a distinguished background in marketing, advertising, promotion, and engagement. Brian has extensive knowledge of Salesforce CRM, and other leading systems which will help CCHI thrive. With an eye on continual improvement, his leadership has been influential in strengthening systems and processes for organizations.

    Brian has a track record of service, and is excited to join CCHI in fulfilling its mission. He enjoys building quality relationships and coaching others to improve and accomplish goals. He is also an army veteran and graduate of Humboldt State University, with degrees in Spanish and Social Sciences. Brian enjoys hiking, cycling, swimming, paddling, traveling, and exploring his new Sacramento home.

  • Alexis Heaton

    Staff Program Manager

    Alexis brings to CCHI a passion and commitment to aid disabled, underserved, and marginalized communities. Her experience volunteering at a Suicide and Crisis hotline inspired her to serve others and facilitate their access to healthcare. Previously, Alexis worked as a director at a law firm, where she worked directly with individuals seeking SSI and SSDI benefit. Alexis’ attention to detail and commitment to excellence is evident as she goes above and beyond providing thorough service for clients, staff, and anyone she encounters.

    CCHI’s mission resonates with Alexis, as her family has personally benefited from programs like Medi-Cal. As a first-generation individual, she understands the pivotal role these programs play in the wellbeing of families. Alexis’ goal is to help ensure all individuals have consistent access to medical care and coverage. In her spare time, Alexis enjoys baking, painting, traveling, spending time with her large family and taking care of her three dogs.

  • Ema Perez

    Lead Program Coordinator

    Ema joined CCHI in March 2020 with a background in social work and case management. Before relocating to California from Wisconsin, she was a Case Manager at the Child Support Agency (CSA) where she handled a caseload of nearly 1,300 cases. Prior to working with CCHI, Ema worked for the Yolo County Department of Employment and Social Services as an Administrative Assistant.

    Ema is bilingual in English and Spanish and holds an associate degree in administration of justice and a bachelor’s degree in social work. In her free time, she enjoys spending quality time with her family, watching movies, frequenting the outdoors, and attending church.

  • Paulette Davis


    Paulette comes to CCHI with 30 years of full-cycle accounting experience. She is excited to utilize her extensive accounting and managerial experience in the non-profit sector, helping CCHI in it’s mission to improve the health and well-being of California’s children and families.

    With a long history of volunteerism, Paulette enjoys being part of the CCHI team and working with our partners in making a difference in people’s lives. When not crunching numbers and diving into spreadsheets, Paulette loves spending time with her husband and adult twin boys.

  • Sean Yen

    Program Coordinator

    Sean comes to CCHI with over a decade of experience in the non-profit industry. With organizations like CALPIRG and Environment California, he has worked on both environmental and public interest campaigns. Sean’s strong background working with stakeholders in the non-profit industry is an asset to the CCHI team. Born and raised in Sacramento, Sean is dedicated to improving the local community, as well as those throughout the state, in providing healthcare coverage to those in need.

    In his free time, Sean enjoys various hobbies including: amateur photography, archery, and kayaking.

  • Brianna Torres-Moore

    Salesforce Coordinator

    Brianna Torres-Moore is CCHI’s Salesforce Coordinator. As a Trailhead Double-Star Ranger with two Salesforce certifications and 18 Superbadges, Brianna brings a wealth of experience to the CCHI team. Brianna is actively engaged in several Salesforce community groups, sharing knowledge, best practices, and mentoring up-and-coming Salesforce professionals. Her enthusiasm for helping others navigate and master Salesforce is already making a positive impact with our member organizations.

    Brianna’s passion extends beyond technology, and she takes immense pride in being part of the CCHI team, working collaboratively to make a meaningful and positive impact on healthcare in California. In her spare time, Brianna enjoys festivals, experimenting with new recipes, and cherishing moments with family. As a natural trainer, she has even taught her cat to perform tricks on command!

  • Crystal Baker

    Program Coordinator

    Crystal joined CCHI with a background in health and wellness promotion. Throughout her career, Crystal has had the opportunity to work with nonprofits and corporations to promote the well-being of diverse populations. Crystal’s experience in managing projects and her ability to implement positive change will help CCHI grow and improve to serve our members.

    Having personally experienced the challenges of navigating healthcare, Crystal is deeply committed to easing these difficulties, especially for underserved populations. Crystal holds a BS degree in Kinesiology and is currently completing a Master of Public Health program. In her free time, she enjoys learning about new cultures, staying active, trying new foods, and spending time with her two dogs.

  • Josh Peplow

    Program Coordinator

    Josh is a former personal trainer turned programmer. He is an adaptable and communicative collaborator. Josh is eager to leverage both his technical and training skills to help CCHI’s members in their mission. His passion for problem-solving and enthusiasm for continuous improvement will help drive CCHI in its goal of improving healthcare access for Californians.

    Originally from Great Britain, Josh possesses a degree in Physical Education from Leeds University in Leeds, UK. Josh cheers on the Sacramento Kings at home games and thoroughly enjoys spending time with his Great Pyrenees, Rollo.

  • Charlize Velasco

    Program Assistant

    Char Velasco comes to CCHI with a background in grant writing, news writing, scriptwriting, and creative copywriting. She is a former scriptwriter for NBC Bay Area’s 11:00 AM broadcast and a former Creative Copywriter Intern for RAPP SF. Her writing accolades extend beyond broadcast; she is a research author with her insights about Filipino American Invisibility published through UC Santa Barbara’s Arnhold Undergraduate Fellowship.

    Char earned a bachelor’s degree of arts in English Literature with a specialization in American Cultures & Global Contexts. She also received a minor in Asian-American Studies. In her spare time, Char dedicates herself to her eleven cats, her historical nonfiction collection, and her four younger siblings.