Board Officers

Scott Tremayne
Board Chair

Scott Tremayne has been on the Board of Directors since September of 2016. He has lived in the Inland Empire since 1990, graduating from both Upland High School and the University of La Verne. Scott has been married for 9 years and has 2 children. Last year Scott was blessed with the opportunity to join the leadership team for OPARC which has given him the opportunity to give back to the community and help make the Inland Empire a wonderful community for all of us to live in.

Daniele LeCesne
Vice Chair

As a conservator for her brother who is an OPARC participant, Daniele LeCesne has a special affinity for OPARC and its mission. Daniele has served on the Board since 2016 and has various roles including Finance Committee Chair, Treasurer, Vice Chair, and Audit Committee Chair. Daniele retired from the Cal State University system where she served in various roles including Executive Director & CFO at Cal State Fullerton, Chief Operating Officer at San Jose State University, and currently serves as Interim Chief Operating Officer & Special Advisor at Cal Poly, Pomona, overseeing the Philanthropic Foundation operations at each campus. Daniele is passionate about the impact OPARC has on the individuals we serve, the community we are a part of, and the opportunity to build a culture where difference is valued.

Andrea Credille
Secretary

Andrea Credille was born and raised in Los Angeles. She has resided in the Inland Empire for over 35 years. She worked and retired from the field of education and served in surrounding districts where she taught, was a principal for 15 years and retired as an assistant superintendent of Human Resources. She has two amazing daughters that both have both chosen the field of education for their careers. She has three grandchildren that are truly her world. She is humbled, honored and excited to serve on the board of OPARC and looks forward to contributing to this invaluable community.

Nancy DeDiemar
Treasurer

Nancy has served on the OPARC board for 12 years, including four years as board treasurer. During her tenure, she restructured the annual budgeting process, established capital reserves and investment accounts. Her other volunteer activities include the Ontario Planning Commission, Chaffey Community Museum of Art, Chaffey High School Alumni Association, and Ontario Heritage. Before retirement, she owned a printing business founded by her parents in 1970. She credits her 30-year career as a business owner with providing the skills to lead nonprofit organizations by emphasizing the importance of building a strong organizational structure and exercising sound financial management.

Kamalesh Banerjee, Ph.D
Immediate Past Chair

Kam Banerjee has been on the OPARC board since 2015. He has a daughter who is an individual OPARC supports. Kam has a Ph.D. in Engineering from the University of California, Berkeley and is currently retired. His professional career included positions at IBM Corporation, Bell Laboratories and on the faculty at Michigan State University.

Members At Large

Douglas Farmer

Doug is an attorney whose brother is served by OPARC. His dedication to OPARC is based on his commitment to the role employment can play in bringing meaning to the lives of persons with intellectual disabilities. Doug is a partner in the San Francisco office of one of the nation’s largest employment law firms where he represents businesses in all aspects of employment law and litigation, and formerly served as managing partner. He holds degrees from Harvard College (A.B., magna cum laude) and Harvard Law School (J.D.). ​

Mark Chancellor

Mark Chancellor serves as the CFO and Director of Space Inventory and Logistics for UCLA’s Facilities Management unit. He has over 25+ years of professional work experience in finance and operations, spanning across organizations such as the Walt Disney Company, the National Football League, Coca-Cola North America, and PricewaterhouseCoopers, among others. Mark has been a resident of the Inland Empire since 2003. He is motivated by and continues to strive in making a difference in his community by providing positive contributions, adding value, evolving personally and professionally, and continuing to move in a forward direction. OPARC’s mission to provide all individuals, regardless of intellectual and physical abilities, the opportunity to contribute to society is a big part of why he is extremely excited about being a part of OPARC’s Board of Directors.

Heather Boyd

Heather has a passion for helping, whether it is people, animals or nature. She spends her time taking care of her full house of animals from cats and dogs to lizards, and outside doing Monarch Butterfly conservation. Heather is humbled and thrilled to join the Board of Directors and, with over 10 years of experience in marketing leadership and event management, she hopes to serve the OPARC community by boosting the message and positive impact on the community for years to come.

Janet Pasker

Janet Pasker

Janet Pasker is the parent of an OPARC client and member of the OPARC Board of Directors. She is a strong supporter of programs that serve the needs of the intellectually and developmentally disabled community. Currently, Ms. Pasker is the president of Walnut Valley Farms, Inc., a family farm corporation. Formal education includes a Bachelor’s degree from Ottawa University in Ottawa, KS, a Master’s Degree from The Ohio State University, and an Asian study certificate from Kansai University in Hirakata City, Japan. Ms. Pasker resides in Claremont, California with her husband, Chris. They have three grown children and two grandchildren.

Marilyn Williams

During her 30 years of public service at city and regional levels in the Inland Empire, Marilyn gained valuable skills while working with a broad range of people and agencies to deliver services to the public. Growing up in Chino and residing in Upland since 1980, she learned the value of community service through the examples her parents set. Since retiring from the Riverside County Transportation Commission as Director of Regional Programs and Public Affairs, Marilyn has continued to use her experience in program development and implementation, communications, budgeting, governmental relations and legislative affairs in her role as a volunteer. She brings her long history of working with community nonprofit organizations focused on underserved populations to OPARC. As part of the OPARC family, Marilyn continues her commitment to developing opportunities that foster an individual's sense of value and self-worth in the community.

Jennifer Shen

Jennifer is passionate about giving back to the community, making a difference, and creating a positive impact. She retired after 36 years of public utility service. Over three decades, Jennifer volunteered with various nonprofits organizations across Los Angeles and Orange Counties. She is inspired and dedicated to the OPARC mission to support, employ, and transform the lives of people with disabilities. Jennifer has lived in West Covina with her husband since 2006.

Christina Martinez

Christina is an educator with 25 years of experience and has held various roles from teaching and counseling to currently serving as the Principal of Chaffey High School in the Chaffey Joint Union High School District. Alongside her husband, Mike, a math teacher, Christina values education. Her foster-daughter, Claudia, whom she and Mike met at Chaffey, recently graduated from UC Berkeley with a degree in mechanical engineering. Having lived and actively participated in the Ontario-Montclair community for over two decades, Christina brings an understanding of local needs to her role as board member. Her dedication to education and community service aligns with the organization's mission, and she is grateful to have the opportunity to be part of the OPARC family.

Jennifer Ogelsby

Jennifer Oglesby, M.Ed., has over 22 years of experience specializing in developmental disabilities, particularly in providing support for adults with intellectual disabilities (I/DD). As the CEO and Founder of Rising Hill Developmental Homes, Jennifer has dedicated her career to serving this community. Jennifer's journey began with a deep commitment to improving the lives of individuals with I/DD through hands-on care and support. Her passion for advocacy and innovation led her to establish Rising Hill Developmental Homes, where she has created nurturing environments that prioritize both physical care and emotional well-being. Her expertise and compassionate approach continue to positively impact the lives of individuals with disabilities, creating opportunities for growth, independence, and fulfillment within our community.

Anne Dutrey

Anne Dutrey

Anne Dutrey holds a bachelor’s degree in engineering and an MBA. Anne retired as a Senior Engineer from local government. She is also a U.S. Army veteran. Service is a strong family tradition; in addition to serving on the OPARC Board, Anne is active in her faith community.

Phuong Quach

Phuong Quach

Phuong is a new member of the OPARC Board of Directors. She brings to the Board a strong commitment to making a difference and creating a positive impact for the organization. Currently, Phuong is a Senior Manager in the Audit Services Department at Southern California Edison (SCE). Phuong has more than 20 years of combined experience in leadership, accounting, finance, compliance optimization, risk management, operational effectiveness, quality assurance, and control design, along with expertise in financial, operational, and IT auditing. As a first-generation Vietnamese Chinese American, Phuong is passionate about diversity, equity, and inclusion (DEI) and actively volunteers and supports various business resource groups at SCE. From 2018 to 2021, she led the Finance & Audits DEI team in developing impactful initiatives and strategies to integrate and advance DE&I efforts in alignment with the company’s business strategy. Outside of her professional life, Phuong cherishes her role as a mother and enjoys traveling and exploring new culinary experiences with her family.

Leadership

Susie Pittman Photo_Website

Susie Pittman
Chief Executive Officer

With a proven track record of nonprofit leadership, Susie Pittman brings a wealth of experience and a deep commitment to enhancing the lives of folks in the I/DD community. Most recently, Pittman served as the Chief Executive Officer of BuildAbility, where she led transformative initiatives, including diversifying core programs, securing over $1.4 million in grant funding, and enhancing organizational resilience. Prior to her tenure at BuildAbility, Pittman held the position of Community Services Director at the North Los Angeles County Regional Center. She holds a Master of Arts in Clinical Psychology from Pepperdine University.

Andrea Wells
Chief Program Officer

A graduate of Cal State Long Beach, with a Bachelor of Arts degree in Psychology and certified in Customized Employment, Andrea has over 30 years’ experience supporting adults with disabilities in areas of functional education, socialization, vocational development, employment, and residential living. Since April of 2018, Andrea works at OPARC as the Chief Program Officer. She strives to stay apprised of the legislative issues of the disabled community, advocate on its behalf, and continue to support programs that support their inclusion.

Sonia Borja
Chief Financial Officer

Sonia has over 34 years of non-for-profit accounting and finance experience. Before moving to California and prior to OPARC, Sonia was Director of Finance at La Familia Treatment Foster Care in Albuquerque, NM for 8 years. Before being appointed Director of Finance at La Familia Treatment Foster Care she was the Controller at The Awty International School in Houston, TX for 10 years. Sonia is fluent in Spanish and English. She holds a Bachelor’s degree in business administration with Accounting concentration and a Master of Business Administration with concentration in Nonprofit Management from University of New Mexico in Albuquerque, NM.

Shannine Crockett
Assistant Chief Program Officer

Shannine accepted Assistant Chief Programs Officer in July 2019. Shannine has a Bachelor’s Degree in Sociology and a Master’s Degree in Business Administration from California State University, San Bernardino. Her 20 year professional career spans over 20 years with experience working in the social services sector. Shannine’s interests encompass organizational development, team building, and improving department growth outcomes.

Claude Foster
Director of Program Operations

Claude spent nearly 8 years supervising next day air operations at UPS. His life was changed forever when he took a part-time job as an artist-assistant to a woman who had quadriplegia due to polio. The woman he supported was the Director of an art therapy program out of Long beach and showed him that disability does not mean inability. Claude left his career in logistics and focused his efforts on human services, spending several years as a mentor to at-risk youth with mental health challenges. He landed at OPARC in 2011 starting out as a Job Coach and making his way through the ranks at virtually every level, now serving as the Director of Program Operations. This is not just a career to Claude, it’s a calling.

Peggy Benson
Director of Human Resources

Peggy Benson, Esq., is the HR Director at OPARC. With extensive HR experience since 2014, she previously practiced law in construction litigation and employment law for 12 years. Peggy holds degrees from UC Santa Barbara and Western State University, College of Law. In her community, she served on the board of Diamond Bar Community Pre-School, School Site Councils, and coached soccer for AYSO in Chino Hills and Chino. Currently, she contributes as an HOA board member, Chino Hills Cub Scout Pack 393 committee member, Den Leader, and room parent. When not busy, Peggy enjoys hiking the Inland Empire.

Kathlene Parker
Director of Day Programs

Kathlene began her career with OPARC in August of 1999. Throughout her tenure, she has served in many capacities within the Day Program facilities. Before being named the Director of Day Programs in August 2022, Kathlene was the Program Manager of OPARC’s Summit Services West Day Program and was responsible for all operating functions. Kathlene is enthusiastic and passionate about learning new skills and teaching others who are on their own journey to success. Overall, Kathlene has devoted over 30 years to supporting adults with disabilities and has a wealth of knowledge in the field of public service. Her lifelong mission in life is to serve and support individuals as they navigate their way through adulthood.

Marci Day
Director of Business Services

Marci is a highly experienced professional with over 28 years in the industry. She joined OPARC in June 2018 and has held a wide range of positions within the organization. Her passion lies in supporting and empowering individuals to achieve their goals. In her personal life, Marci is deeply devoted to her family and is happily married with 4 children and 1 grandson. Her experience with a her son who has Down Syndrome has made OPARC's mission a personal one for her. In her free time, Marci enjoys participating in a pool league with her family, engaging in creative projects, and deep sea sport fishing.