Bill Blumberg Chief Operating Officer (COO)

Bill (He/Him) is an Associate Director with the Enterprise Architecture & Service Enablement team in the CIO organization, managing a team of Solution Architects who assess our enterprise ecosystems for functional and productivity issues, driving resiliency and enhancements that impact our front line, customer facing employees.

Bill has served LEAGUE in various roles in his career from President and CEO of NewANGLE the BellSouth LGBTQ+ ERG to his current roles as Chief Operating Officer for the National Board of Directors and Vice President, LEAGUE Georgia Chapter.

In his spare time, Bill enjoys spending time with his husband Monte, caring for their two dogs, and tending to their growing flock of chickens. With the price of eggs as they are, we are building our retirement one dozen at a time!

Mark A. Barfield Chief Financial Officer & Acting Secretary (CFO)

Mark (He/Him) is a thirty-year AT&T employee who has worked in Sales, Operations, Marketing, and Finance. He currently drives ACH strategy and vendor management in the Global Customer Payments Organization.

Mark returned to the Board as CFO, and previously served as CEO, COO, PR Officer, Communications and Strategy Director and held previous leadership roles at the chapter level.

A passionate advocate for inclusion, empowerment and education Mark also serves on the LEAGUE Foundation Board supporting college scholarships for graduating LGBTQ+ high school students. In his free time, you can find him and his partner traveling and volunteering.

Nicole Pearce Public Relations Officer (PRO)

Nicole (She/Her) has more than 13 years of experience in the communications field, with roles spanning from executive editor to marketing strategist. She’s worked at AT&T for six years and in her current roles supports messaging and brand naming in the Marketing and Growth Organization (MGO).

She has a Master of Arts from the University of North Texas, where she studied strategic communications. In her spare time, she loves spending time with her family and yelling for her favorite teams – the Dallas Mavericks and World Series Champions Texas Rangers.

Michael McManus Chapter Congress Director

Mike McManus (He/Him) joined AT&T as a System Administrator during the Cingular/BellSouth merger in 2007. He is currently in a Senior Information Security role with GTO, maintaining the SACT ecosystem of security tools and responding to audits including Sarbanes-Oxley Act and PCI DSS.

In 2013 Mike was elected president of the Pacific Northwest chapter (then known as the Washington chapter) of LEAGUE at AT&T. In that role, Mike was instrumental in establishing a relationship with Lambert House (a home for at-risk LGBTQ+ youth) and piloting “I Thought You’d Never Ask,” a fun speed-dating concept for having difficult conversations, with members of other PNW employee groups. Except for a two-year hiatus while working with IBM, Mike has been involved in LEAGUE leadership ever since, taking on the Chapter Congress Director role in 2022.

In his spare time, Mike enjoys singing bass with Seattle Men’s Chorus and traveling with his husband Gary.

Keith McCoy Program Director

Keith (He/Him) began his AT&T career in 2012. He has held positions on regional and national sales operations teams. His experience includes technical operations for multiple sales channels, sales reporting, and program implementation. 

Currently Keith serves as Associate Director, Brand Experience leading strategy, operations, and marketing for the AT&T Discovery District, which offers visitor experiences at the intersection of technology, art, and culture. In his current role, Keith collaborates with AT&T marketing teams to bring the AT&T Turn Up the Love Tour to life and external stakeholders in Dallas to advocate and celebrate the LGBTQIA+ community. 

In his free time, Keith enjoys vacationing to Walt Disney World, the Pacific Northwest, or London.

Kathleen Liu Workplace & Mentoring Director

Kathleen (She/Her) is a passionate champion for diversity and inclusion. She has been a proud member of LEAGUE for 11 years and previously served as Vice President of the Tri-State Chapter. 

Kathleen has two decades of experience in service assurance for AT&T enterprise business customers. She is a product realization solution architect for enterprise network services. 

Outside of work, she finds joy in walking her Maine Coon through the peaceful woods of her farm, organic gardening, and playing poker.

Mark Sterrenberg Technology Director

Mark (He/Him) has been with AT&T for 7 years. He has spent his time at AT&T in both Technical and Business roles throughout the company and his current role is being an Agile Coach with the Agile Community of Engagement.

Mark has recently joined LEAGUE and will be working as the Technology Director. 

Mark lives in Dallas, TX with his partner Vee, and in his spare time enjoys working out, playing video games, and playing/watching various sports.

Sandy Spiro Union Liaison Director

Sandy (She/Her) was part of the California Teachers Association (CTA) for 7 years and spent 10 years in the private sector as Safety Mentor, Diversity and Inclusion. In addition to leadership roles Sandy has held in the past, she also maintains a California Teaching credential. She has held several teaching and advising roles, as well as positions where responsible for recommending safety and employment rules/regulations.

Sandy was born and raised in California, but is currently residing in East Texas. For fun, she bowls on a ladies bowling league every week.