Our Staff
John Meza
CEO and President
John Meza serves as the President and CEO of the Arizona Anti-Trafficking Network (AATN), leading statewide efforts to combat human trafficking through education, prevention, and victim support initiatives.
With over 30 years of experience in public safety, Meza previously served as Chief of Police for the Mesa Police Department, where he prioritized community engagement, public trust, and employee wellness. He was instrumental in implementing innovative programs, including the CompStat approach to data-driven policing, to enhance department effectiveness.
Before joining AATN, Meza held the position of Inspector General for the Arizona Department of Economic Security, overseeing efforts to prevent, detect, and investigate fraud, waste, and abuse, while ensuring the security of all DES facilities.
Now leading AATN, Meza continues his commitment to public safety and victim advocacy, working to build strong partnerships and expand efforts to create an Arizona where no one is bought, sold or exploited.
Nick Lembo
Program Director, Just.Men.Arizona
Nick is the Program Director of Just.Men.Arizona, an important AATN effort to engage men in conversations to understand the inherent harms sex buying causes individuals and communities. As the Just.Men.Arizona statewide Director, he helps disrupt demand by recruiting men as volunteers to engage buyers during their attempts to arrange dates and engage them in these important discussions about human rights and dignity.
Since 2012, Nick has been involved in standing against Human Trafficking with various organizations. He is an Emeritus Board Member of Shared Hope International and also founding Board Member of the Rebecca Bender Initiative. Nick has become networked across the nation with anti-trafficking organizations, speaking to advocates at national conferences sponsored by Shared Hope International, and presenting in state and regional meetings.
Leah Martineau
TRUST Program Coordinator
Leah Martineau serves as the Program Coordinator for the TRUST Program at the Arizona Anti-Trafficking Network (AATN). In this role, she delivers training throughout Arizona, helping professionals, organizations, and communities recognize and better understand the realities of human trafficking and exploitation.
In addition to her statewide training efforts, Leah facilitates weekly prevention and empowerment groups for some of Arizona’s most vulnerable youth, creating safe spaces for education, healthy relationship building, and skill development.
Before joining AATN, Leah spent 16 years in education. During the final years of her teaching career at an alternative high school, she witnessed firsthand the gaps in awareness, resources, and support available to youth facing increased vulnerability to exploitation.
Leah is passionate about prevention and believes education is one of the most powerful tools in the fight against human trafficking. She is committed to equipping youth, families, and communities with the knowledge and resources they need to recognize exploitation, reduce risk, and help protect those most vulnerable.
Alexandria Rogers
Program Director Safeguarding All from Exploitation (SAFE Action Project)
Ali Rogers serves as the Safeguarding All From Exploitation (SAFE) Action Project Director with the Arizona Anti-Trafficking Network (AATN), leading statewide human trafficking awareness and prevention trainings for professionals across the hospitality, tourism, and travel industries. With extensive experience developing and facilitating education on trauma-informed care, violence prevention, and survivor-centered practices, Ali has trained law enforcement officers, court professionals, and graduate social work students nationwide through her work with the Office of Gender Based Violence at Arizona State University and New Life Center.
Her career centers on supporting vulnerable populations, including individuals and families impacted by domestic violence, human trafficking, exploitation, and trauma, through evidence-based, accessible, and compassionate education. Currently completing her Master of Social Work at Arizona State University, Ali is dedicated to bridging the gap between research, education, and community practice to build safer and more equitable systems of care.
Stacey Sutherland
Program Director, Training and Resources United to Stop Trafficking (TRUST)
Public Information Officer, AATN
Stacey is the Program Director of Training and Resources United to Stop Trafficking (TRUST), AATN’s premier program that provides training, resources, and collaborative engagement to engaged community members, companies and organizations fighting human trafficking. Stacey has dedicated almost a decade of her life to battling modern-day slavery by training thousands of first responders, victim-facing agency staff members, and medical personnel to respond and help victims. She uses her diverse background as a former first responder (EMS), victim advocate and parent to impact the hearts and minds of those she trains and works with.
She has dedicated much of her career to working with rural communities to build local capacity to serve victims of human trafficking. Stacey began her work in the anti-trafficking field by building a rural regional human trafficking program for the Pinal County Attorney’s Office which focused on collaboration between survivors, stakeholders, and community members.
Stacey is a strong leader within the sector, making her a dynamic advocate for the anti-trafficking field. She has extensive experience as a grant writer focused on nonprofit and law enforcement anti-trafficking funding.
Sutherland is a member of the Phoenix Human Trafficking Task Force and is a member of the Childhelp Human Trafficking Advisory Group. She has a bachelor’s degree in Sociology and a minor in Political Science from Arizona State University. Stacey also is a board member for several organizations including public safety, officer memorials and child advocacy. In her spare time, she focuses on being the best mom possible to her three kids.
Marc Tetzlaff
Human Trafficking Trainer
Marc currently serves with the Arizona Anti-Trafficking Network as a human trafficking trainer, sharing his decades of experience to educate professionals and communities on human trafficking and victim-centered response.
Marc recently retired from Homeland Security Investigations (HSI), where he served as Arizona’s first Victim Specialist and dedicated more than 15 years to supporting victims of federal crimes. Throughout his career with HSI, he worked closely with survivors of human trafficking, child sexual abuse material production, identity theft, sexual assault, hostage-taking, and numerous other crimes.
His expertise has taken him around the world, where he partnered with law enforcement agencies to provide training on victim-centered approaches to human trafficking and other sexually based crimes. He also assisted with criminal investigations involving U.S. citizens overseas.
Before joining HSI, Marc served as a Victim Advocate for both the Arizona Department of Corrections and the United States Attorney’s Office for the District of Arizona. Earlier in his career, he worked for the Department of the Army as a Youth Recreation Director and later as an Army Community Services Specialist and Director. A proud U.S. Army veteran, Marc holds a Bachelor of Arts degree from Metropolitan State College in Denver.
Shannon Tiffany
Program Director, Community Schools Initiative (CSI)
Shannon Tiffany has been working with Marilyn Seymann and CSI for the past 4-years along with being the TRUST Coordinator for AATN. Shannon has a Bachelors’ Degree in Marketing and Communications. She also has a Masters of Arts in Organizational Management.
Prior to working for AATN, Shannon worked for Saint Francis Xavier School as a Script Manager handling the fundraising program for the school. She also worked for the Arizona-Mexico Commission for the State of Arizona. There, she was the liaison between the coordinators in Arizona and Sonora and coordinated Plenary Sessions between the two States on behalf of the Governor of Arizona.
Shannon also worked as a Special Projects Manager for the Greater Phoenix Economic Council. There, she coordinated all special events, maintained budgets, marketing and logistical details for the events. She also worked for American Express as a Human Resources/Organizational Development Team Assistant. Shannon has been involved and has supported various non-profit organizations including Youth At Risk, Southwest Autism Research and Resource Center, Foundation for Blind Children, Free Arts for Abused Children and Home Fur Good.
Rachel de la Torre
Program Director, Cities Empowered Against Sexual Exploitation (CEASE)
Rachel serves as the Program Director for Cities Empowered Against Sexual Exploitation (CEASE), a statewide initiative of the Arizona Anti-Trafficking Network (AATN) dedicated to partnering with city governments to end sexual exploitation.
With a background in law enforcement, victim advocacy, and anti-trafficking education, Rachel brings over a decade of specialized experience to her leadership role. Her career has been marked by a deep commitment to public safety and victim support, including frontline service as a peace officer and work in crisis negotiations.
Rachel’s expertise is further demonstrated by her contributions to operational anti-trafficking efforts, including street, hotel, and internet crimes operations in collaboration with multiple police departments.
A dedicated educator and advocate, her leadership at CEASE engages governmental employees throughout Arizona to create safer communities and empower cities to take meaningful action against sexual exploitation.