Empowering Every Learner to Reach their Personal Summit

John Kresky is the Founder and CEO of Summit K12 Holdings, Inc., a leading provider of online education solutions that help schools improve student performance, particularly among English Learners. Since founding Summit K12 in 2014, John has focused on creating innovative educational solutions that support measurable growth and achievement across a variety of subject areas.

As a U.S. Army veteran, John’s leadership experience as an officer has greatly influenced his strategic vision for Summit K12, fostering a commitment to excellence and a results-driven approach in the company’s mission to enhance educational outcomes.

Amelia Larson serves as Chief Academic Officer at Summit K12, where she leads efforts to advance multiliteracy and access to high-quality instruction. A national consultant and thought leader with 30 years of experience, Amelia is known for blending the pragmatic—“How can we do our work better for multilingual learners and the educators who serve them today?”—with the visionary—“What might learning - and the systems that support language development -look like in the not-too-distant future?” Her work centers on building systems of opportunity, grounded in collaboration, evidence-based practice, and a deep commitment to helping every child and educator reach their personal Summit.

Sarah Johnson is a visionary EdTech leader who pairs sharp product instincts with the perspective of a seasoned educator. As SVP at Summit K12, she leads the development of AI-powered, standards-aligned solutions that scale across states and elevate outcomes for multilingual learners. With a future-focused mindset and a drive for impact, Sarah unites cross-functional teams to deliver transformative platforms that advance inclusive, tech-forward education for the next generation.

With over 20 years in the Edtech world, JW Marshall serves as the VP of Marketing at Summit K12, where he leads efforts to bring powerful tools and curriculum to K-12 schools, especially in support of multilingual learners and online instruction. He's also the host of the Voices of E-learning podcast, where he talks with thought leaders and educators about the future of learning and the tech that supports it. Most recently, his team launched the Multilingual Education Hall of Fame, celebrating the amazing work being done by educators like you across the country. He's passionate about connecting people through learning and lifting up voices in the bilingual and ESL community.

As Vice President of Content at Summit K12, Annette Johns Lubbe leads the strategic development and execution of the company’s academic content across all product lines. She ensures that instructional materials are standards-aligned, culturally responsive, and grounded in evidence-based pedagogy, supporting the educational success of multilingual learners. Annette collaborates with specialists and the product team to create high-quality resources that enhance student engagement and drive measurable outcomes.

unwavering dedication to his role as Vice President of Strategic Partnerships. He began his career as a physics teacher at a Title I school in Houston ISD, serving a population where 65% of students were Emergent Bilinguals. His classrooms consistently achieved 100% pass rates on TAKS and STAAR, a testament to his commitment to student success.

Over the years, Benny has held a wide range of leadership roles from Instructional Technology Specialist to Middle and High School Principal, and ultimately serving as a Executive Director and Interim Area Superintendent. In every role, he has championed equity and opportunity, working to ensure that all students, regardless of background, have access to high-quality instruction and support.

As a campus and district leader, Benny implemented Summit K12 with measurable success, reinforcing his belief in the power of innovative tools to accelerate learning. Today, he leverages that firsthand experience to build meaningful partnerships that empower educators and uplift students especially those who need it most.

Mary Alonso serves as VP of Strategic Partnerships/Business Development. She joined Summit K12 in 2017 and has over 25 years of K-12 Educational Sales experience, enabling her to create long-lasting partnerships with educators at all levels. Mary is passionate about providing educators with high-quality solutions that allow students to reach their fullest potential and tools to differentiate and inform instruction.