AAS Team
Our staff comprises dedicated professionals committed to suicide prevention, offering expertise in nonprofit leadership, education, crisis services, data governance, and restorative justice.
Denise Hyater Lindenmuth is an accomplished nonprofit executive with extensive experience in healthcare program management and nonprofit operations. Currently, she is the Chief Vision Officer and founder of The Change Factor, whose mission is to build B2B partnerships that address healthcare\\\’s Commercial Determinants of Health and enhance health outcomes for aging populations. Previously, she served as the Executive Director of the National Women\\\’s Health Network, focusing on improving women\\\’s health through advocacy and education.
Denise has worked in the nonprofit and for-profit industries in the Washington, DC, area for nearly 30 years. Her nonprofit leadership roles included creating groundbreaking community-based programs, which were recognized internationally, such as DC’s first needle exchange program at Whitman-Walker Clinic. She also led organizations such as the American Cancer Society for the National Capital Region, and under her leadership, managed staff and volunteers to achieve fundraising goals year over year. She also served in leadership roles for national and international public relations firms by representing healthcare clients in developing healthcare policy, orchestrating advocacy initiatives, and creating national health promotion campaigns focusing on Diabetes, asthma, kidney disease, breast/prostate/colon cancer, as well as HIV/AIDS awareness. Other previous leadership roles include serving as Executive Director at Brain Injury Services, where she oversaw direct services for individuals with brain injuries and led the organization to achieve “gold standard” recognition in direct service care. She also served as Chief Development Officer at a nonprofit organization focused on intellectual and developmental disabilities, where she managed a successful, multi-million-dollar fundraising campaign and car donation program to diversify revenue.
She is obtaining a Doctorate in Public Health at George Washington University in Washington, D.C., where she also earned her MBA. She holds a master’s degree in Community Health Education from Trinity Washington University in Washington, D.C., and a bachelor’s degree in public relations and marketing from Howard University. Denise also received a certificate in Strategic Nonprofit Management from Harvard University.
Katherine has worked in the nonprofit sector for 15 years supporting crisis services and trauma-informed programs. Her work began at the local crisis and 2-1-1 referral line, evolving into program leadership with a special interest around understanding systems and analytical applications while keeping a heart for the front-line work of serving and supporting those who do critical work. She specializes in process and data management, incorporating analytics into strategic development, change impact consideration, and the streamlining and operationalizing of system training, literacy and documentation. She promotes partnership collaboration to optimize systems and leverage organizational strategies, leading to collective impact opportunities, publications, and receiving the prestigious Presidential Volunteer Service Award in Service-Learning which honors those who use their skills to solve tough challenges.
Katherine is currently a technical consultant and mentor in nonprofit program data analytics, data privacy, and technology at Nashville Software School and Geek Cause, served on iCarol’s Crisis Product Advisory Board, and volunteers for Nashville’s Girls In Tech. She often serves as a translator, story teller, and mobilizer between the technical side of the work and the experience, helping stakeholders identify opportunities for innovation and improvement leading to more agile progression of implementations and improvements.
She earned her Baccalaureate of Science in Psychology from Cumberland University in 2010. Outside of using data for good and volunteering, Katherine enjoys cooking, dancing, being creative and spending time with her daughters, family, and friends.
Samantha has been working in crisis services and suicidology for 15 years, starting as a volunteer for a Nashville crisis line in 2009. She has experience in carrying out front-line work in addition to leading various crisis services through her career, most recently working as Senior Manager of Clinical Quality at a national text-based crisis service. Her specialties include call center operations, quality improvement, change management in 24/7 services.
Sam enjoys finding solutions to complex issues, particularly leveraging data to inform next steps. Her background also includes working in advocacy and training in suicide prevention from a grassroots approach, which led to certifications in various evidence-supported curricula. As a childhood survivor of several suicide attempts as well as institutional abuse, Sam uses her lived experiences to advocate for change and improvement in the mental health field. These experiences have been used to elevate understanding of the harm of coercive practices and importance of collaborative care in her work as a public speaker, trainer, clinician, and manager.
She holds a Master of Science in Social Work with a concentration in trauma treatment from University of Tennessee and has been recognized for outstanding contributions to suicide prevention in Tennessee by receiving the statewide Madge & Ken Tullis Suicide Prevention Award.
Robert Coffey joined AAS in July of 2023 and has 20+ years of nonprofit experience.
Prior to AAS, Robert was the Senior Manager of Development and Meeting Planning at the Huntington’s Disease Society of America (HDSA). While at HDSA, Robert managed key fundraising programs such as community-based special events, direct mail appeals, and annual giving campaigns.
Throughout his career, Robert has managed donor relations and implemented strategic fundraising plans to generate much-needed resources and support programs for individuals and their loved ones. At AAS, Robert is responsible for cultivating relationships to ensure continued funding centered around the support of individuals and their loved ones to overcome the stigma of illness, disease, depression, and mental health as well as research in the field of suicidology.
In addition to his extensive fundraising experience, Robert is experienced in meeting planning and database management. From annual conferences to local educational meetings and staff retreats, Robert has coordinated gatherings of every size. He is an expert in scouting locations, soliciting bids, managing vendor relationships, creating and negotiating contracts, and managing budgets. In conjunction with his meeting planning experience, Robert has implemented multiple scholarship programs that provided travel and financial support for guests to attend meetings and conferences.
Robert is excited to join the AAS team and bring his experience to an organization that provides vital programs and services. He holds a B.A. in Psychology from Hofstra University where he also minored in Anthropology and Fine Arts.
Outside of work, Robert enjoys spending time with his family, including his dogs, gardening, camping, and spending time in nature.
Laura joined AAS in August of 2023 and brings more than a decade of non-profit experience, including in education and crisis services, to the team. Most recently, they were the Assistant Director at a crisis call center where she managed training, recruitment, and volunteers in preparation for the national adoption of 988. Laura has a particular interest in all the invisible labor and beyond the scenes magic that make non-profits run and enjoys collaboration, leadership development, and a well-written project plan.
Laura received an MA in Gender and Sexuality Studies from George Washington University where they researched the possibilities of restorative justice as a framework for responding to sexual violence and harm. Her interest in this work grew from time spent as a sexual assault advocate and prevention educator as well as her experiences as a classroom teacher in the U.S. and Malaysia, where she served as a Fulbright English Teaching Assistant.
Outside of work, Laura believes in the radical possibility of futures free from violence and oppression. She is passionate about community care, hosting dinners for friends and family, and the city of Buffalo.