Who we are
AT&T Cybersecurity manages the risk. You reap the reward.
We simplify securing valuable business assets by providing broad cybersecurity experience and award-winning services for network security, extended detection and response, and endpoints. From traditional computing to edge computing, we’re focused on business innovation. We help make complexity easy to understand and navigate.
By providing affordable, strategic services, our clients rely on us as trusted advisors. Our cybersecurity consulting is product neutral, so you get unbiased answers for your business. Our managed security services, threat awareness, and ground-breaking research are dedicated to help keep you protected today and prepared for tomorrow.
Meet the team
Founder & Managing Partner
Bob McCullen is a globally recognized leader, innovator and visionary in the cybersecurity industry. A serial entrepreneur and business operator, Bob has co-founded and served in senior management roles of several successful cybersecurity companies. In addition to his role as Founder and Managing Partner of WillJam Ventures, Bob has served as Executive Chairman of VikingCloud, a leader in PCI Security Services, and Executive Chairman of GoSecure, a rising managed detection and response provider.
President & CTO
Sundhar brings more than 20 years of experience in technology services and strategic execution. In his role as President & Chief Technology Officer, Sundhar guides Newco in defining and implementing a growth strategy that accelerates revenue growth and profitability.
Chief Operating Officer
Amy leads the organization in daily business operations including sales operations, compensation, business analytics, and capital planning. Additionally, she leads the customer and operations infrastructure planning and execution, as well as the information security and compliance for specific internal Cybersecurity platforms.
Chief Marketing Officer
Jill Sanders leads the Marketing and Sales teams for AT&T Cybersecurity. Her team is responsible for all business aspects of Go to Market, from defining the strategy, lead generation, content creation, evangelism, market insights and sales execution to deliver revenue performance and profitability for the Cybersecurity portfolio.
Todd Waskelis leads the Cybersecurity Consulting organization and is responsible for the strategic direction, service delivery and P&L operations of the group. He is responsible for nurturing the talented teams that bring transformative solutions to defend better and protect our clients. He is also accountable for delivering on our commitment to clients for high-quality, innovative delivery to address their most critical security challenges.
Chief Experience Officer
Scott Scheppers leads a team focused on protecting customers against dynamic cyber threats. Scott oversees execution of our managed security offers via our cyber talent in security operations centers around the globe.
Market Leader - Endpoint Security
The Security 100
Managed Endpoint Security
Most Comprehensive - Extended Detection and Response (XDR)
2023 Best Threat Intelligence Award
2023 Managed Security Service Provider of the Year
Managed Threat Detection and Response
Market Leader - MSSP
Market Leader - Network Security Management
Managed Security Services
AT&T Cybersecurity In the News
Schneider Electric confirms ransomware attack.
Enterprise Security Tech
Data Privacy Day: Experts Champion Digital Security and Awareness in the Age of AI
Data Privacy Week 2024: The Definitive Roundup of Expert Quotes
Enterprise Security Tech
Securing 2024: The Future of Endpoint, Mobile, and SASE
Data Privacy Week 2024 - Cybersecurity Experts Share Security Tips
Help Net Security
The expanding scope of CISO duties in 2024
Attackers used more than 300 samples of the malicious tool and more than 100 domains to evade detection
AT&T Cybersecurity 2024 Predictions: Wishing a Safe and Secure Cyber New Year - Tacking Growing 2024 Challenges