Leadership
Executive Leadership
Strong leadership is critical in environments where performance, security, and reliability cannot be compromised. Colossal’s leadership team combines proven technical expertise with real-world operational understanding to guide programs that support national security, strengthen infrastructure, and enhance organizational resilience. Our leaders prioritize collaboration, accountability, and disciplined execution, empowering teams to deliver consistent results across complex and evolving mission requirements.
Founder & CEO
Anthony Closson, a USAF Veteran, is the Founder and CEO of Colossal Contracting, a Service-Disabled Veteran-Owned Small Business (SDVOSB) and IT solutions provider. Since founding the company in 2009, he has led Colossal’s growth into a trusted partner across Defense and Federal Civilian agencies.
With over 15 years of experience in IT integration and executive leadership, Anthony holds an MBA and PMP certification. Under his leadership, Colossal has earned national recognition for veteran employment, community impact, and operational excellence. He also leads the company’s annual “22 For You Day” benefiting Mission 22, reinforcing his commitment to servant leadership and the veteran community.
Eric Dent serves as Co-Owner & President of Colossal Contracting, overseeing sales strategy and company growth across DoD and Federal Civilian markets. Since joining as co-owner and VP of Sales in 2016, he has expanded the sales organization to more than 20 professionals and driven significant year-over-year revenue growth.
With over a decade of federal sales experience and a degree in Economics from Frostburg State University, Eric is known for his results-driven leadership and commitment to team development. He remains focused on building high-performing teams and strengthening long-term customer relationships.
Jeff Kuehn serves as CTO at Colossal, leading the Engineering division and driving innovation across emerging technology solutions. Since joining in 2018, he has built and scaled a high-performing team delivering advanced IT services to government customers.
Jeff holds elite certifications including CCIE and CWNE, placing him among the top networking professionals globally. With deep technical expertise and a focus on operational excellence, he ensures Colossal remains at the forefront of secure, scalable technology solutions.
Zach Breckin is the SVP - Operations & Finance at Colossal, where he oversees internal systems, process optimization, and operational efficiency across the organization. With an MBA and a decade of industry experience, he has strengthened internal infrastructure and launched key initiatives including Colossal’s Customer Support business unit and custom CRM platform, Raptor.
Zach is committed to continuous improvement and scalable growth, ensuring operations align seamlessly with sales and customer mission requirements.
Larry Frazier is SVP - Growth & Strategy at Colossal, where he leads business expansion, strategic partnerships, and innovation initiatives across IT and cybersecurity markets.
A retired U.S. Army Veteran with over 21 years of service, Larry has held senior leadership roles driving enterprise strategy, innovation, and customer success across Federal, SLED, and Commercial sectors. He holds degrees from Texas A&M University and Webster University, along with executive education from The Wharton School. His strategic vision continues to position Colossal for long-term growth and mission success.
Senior Leadership
Our senior leadership team translates strategy into action, ensuring programs are executed with precision, accountability, and technical excellence. With deep expertise across IT, cybersecurity, engineering, and operational support, these leaders guide cross-functional teams to deliver secure, scalable solutions that align with mission objectives. Focused on performance, collaboration, and continuous improvement, our senior leaders strengthen day-to-day operations while advancing long-term mission readiness and organizational resilience.
Jim Halpin serves as St. Director PMO, leading contract execution and project delivery across the organization. A former USAF Logistics Officer and PMP-certified leader, Jim brings over 20 years of experience in operations and program management.
Since joining Colossal, he has overseen more than 1,000 contracts, ensuring projects are delivered efficiently and in alignment with customer mission objectives.
Brian Smith is the Sr. Director - Sales Operations at Colossal, driving alignment between inside sales, operations, and customer mission execution. Since joining in 2017, he has advanced from inside sales to leadership, earning recognition for performance and team impact along the way.
Today, Brian focuses on developing talent, optimizing sales processes, and ensuring seamless coordination across sales and operations teams.
Derrick Nason leads Civilian Sales at Colossal, overseeing a team responsible for driving revenue growth across federal civilian agencies. With over a decade of sales experience, he focuses on strategic account development and team mentorship.
Derrick is committed to building strong customer relationships while empowering his team to exceed performance goals.
Shylo Morrison leads DoD Sales at Colossal, bringing over 20 years of military leadership experience as a retired U.S. Army Colonel. She drives sales strategy supporting Department of Defense operations and mission-critical communications initiatives.
Shylo combines operational insight with strategic business development to strengthen Colossal’s presence across defense markets.
Mike Vergis leads Commercial and SLED Sales at Colossal, bringing over 20 years of experience in sales and business development. He focuses on building strong partnerships across commercial and public sector markets.
Mike is committed to delivering tailored solutions that drive customer success and long-term growth.
Mark Land is Director of Services Sales at Colossal, bringing more than 25 years of experience in IT and telecommunications. He established and leads the internal infrastructure team, supporting the sales organization with comprehensive services expertise.
Mark plays a critical role in ensuring Colossal’s services portfolio is effectively positioned, delivered, and aligned to customer mission requirements.
Robert Dawson serves as Director of Sales Engineering, aligning technical strategy with customer mission needs. With over 20 years of experience in enterprise IT, unified communications, and cloud solutions, he leads the sales engineering function to deliver scalable, outcome-driven solutions.
Robert previously held leadership roles at AT&T and Allied Telecom, where he drove product strategy and large-scale communications initiatives.
Nathan Gageby serves as Director of Advanced Technologies, leading automation, managed services, and collaboration initiatives. A CCIE in Collaboration, Nathan drives operational excellence while strengthening service quality and efficiency across the organization.
He also oversees compliance efforts, supporting CMMC readiness and enhancing Colossal’s overall security posture.
Joe Gros leads Recruitment & Strategic Partnerships at Colossal, driving workforce growth and veteran hiring initiatives. He has helped expand headcount significantly while strengthening key partnerships, including the SBA Mentor-Protégé relationship.
Joe focuses on building sustainable talent pipelines and strategic alliances that support long-term organizational success.
Director - People & Culture
Jess Loving serves as Director of People & Culture, leading human resources strategy and employee engagement initiatives. With nearly 20 years of HR experience and SHRM-CP certification, she fosters a people-first culture rooted in accountability and support.
Jess plays a key role in strengthening employee experience, talent development, and organizational growth.
Caroline Wagner serves as Channel and Marketing Manager, overseeing her team and leading channel strategy, partner engagement, and marketing initiatives that support organizational growth. With more than five years of experience, she has advanced from Partner Account Manager to Partner Alliance Manager and now plays a key role in strengthening relationships, expanding strategic alliances, and aligning channel and marketing efforts with broader business goals.
Interested in Joining the Team?
We’re always looking for talented professionals who are driven by innovation, collaboration, and excellence. Whether your expertise is in cybersecurity, networking, infrastructure, engineering, or project management, discover how you can build a rewarding career with Colossal.