Leadership Team

Temple Rock
Sonja Valentinsen
Founding Partner, Managing Director

SONJA VALENTINSEN  |  Founding Partner, Managing Director

Sonja founded Temple Rock in 2008 with a vision to reshape the corporate events industry to reflect the rapidly evolving needs of Fortune 500 clients. She brings more than 20 years of progressive experience in business and operational strategy. Under her leadership, Temple Rock has become a leading, next-generation experiential events partner, underpinned by a business model distinguished for exceptional customer value. Sonja’s focus on curating teams of industry experts enables Temple Rock to design and consistently deliver engaging productions. As Managing Director, she works closely with the senior leadership to ensure that Temple Rock lives by its core values and nurtures lasting client relationships.

Temple Rock
John Malamazian
Founding Partner, Managing Director

JOHN MALAMAZIAN  |  Founding Partner, Managing Director

With an award-winning career spanning over 30 years in corporate and entertainment events, John is one of the world’s most sought-after production directors. He began his career as a production designer and became a pioneer of creative and inventive concerts for musical icons including Michael Jackson, Tina Turner and Elton John. Captivated by the high energy and excitement of live events and ready for new challenges, John shifted focus to designing and producing shows for the global business community. As a Temple Rock founder, he became a leader in experiential events, trusted by senior executives at HPE, SAP, Nintendo and Under Armour to name just a few. With experience in 50+ countries on events ranging from $250k-$25M, his inspirational leadership, sense of humor, professionalism and dedication to clients and his teams fuel Temple Rock’s ongoing success.

Temple Rock
Heather Snedic
Director of Finance

HEATHER SNEDIC  |  Director of Finance

Heather Snedic leads Temple Rock’s accounting and contract development functions. With over 20 years’ experience, including leadership roles with Fortune 1000 companies, she is a seasoned financial operator having managed budgets in excess of $100M. Heather specializes in all aspects of financial stewardship from contract analysis to cost negotiations, enabling Temple Rock to capture and pass along savings. For 10 years and counting, Heather has initiated procedures to streamline processes and consolidate vendors, resulting in a lasting positive impact on Temple Rock’s clients’ marketing investments.

Temple Rock
Ashley Blanton
Senior Producer

ASHLEY BLANTON  |  Senior Producer

For more than a decade, Ashley has shaped Temple Rock’s standard of excellence. Her discerning eye for executional detail has positively impacted events for worldwide corporations including HPE, SAP, First Data and Nintendo. Ashley’s diverse experience includes driving highly successful executive, customer, sales incentive, user conference and media programs with multimillion-dollar budgets. Ashley is an expert in leading operations, budgets, logistics and communications, timelines and scheduling of production teams and agency partners. Blending an upbeat service-oriented mindset with a practical, goal-driven approach, Ashley adds immeasurable value to every project she leads.

Temple Rock
Doug Killingsworth
Senior Technical Producer

DOUG KILLINGSWORTH  |  Senior Technical Producer

For over 20 years Doug has led conferences for global corporations including Apple, IBM and Adobe. While holding a leadership role at the MGM Grand in Las Vegas, he proved his talent for producing high-level executive meetings ranging from intimate gatherings for 30 to massive industry events for upwards of 15,000 attendees. His thoughtful approach includes understanding the intrinsic nature of clients’ specific objectives and leading the team in fusing impactful and cost-effective strategies to bring the event to life. Doug’s ability to get the best from the teams he spearheads highlights his enthusiastic and motivational management style.

Temple Rock
Katie Trapino

KATIE TRAPINO  |  Producer

Katie’s wide ranging work history at international advertising agency, Leo Burnett, for key accounts including MillerCoors, as well as Fortune 500 in house production studio roles has made her an essential asset to our team. With a background in branding, content creation, video production, and event management, she is uniquely positioned to execute and deliver on projects requiring creative know how and cross channel continuity within fast turnaround timelines. Her can do mentality and commitment to teamwork has cemented her position as a lead producer in the eyes of our clients and partners around the globe.

Temple Rock
Scott Schroeder
Senior Spatial & Technical Designer

SCOTT SCHROEDER  |  Senior Spatial & Technical Designer

Drawing on over a decade of production experience, including leadership positions with Disney and Six Flags Entertainment, Scott has lent his comprehensive production expertise to many of Temple Rock’s global events. Scott drives projects from a technical standpoint, including stage and lighting design for programs ranging from sophisticated theatrical productions to expansive show floors covering over 200,000 square feet. His wide-ranging experience in many of the world’s premiere event destinations, from the largest Las Vegas convention centers to the most exclusive island venues, gives him the unique ability to develop creative technical solutions that achieve clients’ goals around the globe.

Temple Rock
Rachel Buck
Senior Designer

RACHEL BUCK   |  Senior Designer

For over 15 years Rachel has worked as a graphic and 3D designer with Fortune 500 clients including PepsiCo, Kraft Heinz, Unilever, 3M, and Nestlé Purina. Her background collaborating with internal, client, and agency teams serves as the foundation for how she leads the creative department at Temple Rock in the production of creative elements, such as graphic deliverables and 3D stage renderings. Rachel’s ability to interpret and navigate client objectives makes her extraordinarily effective at capturing their imagination and achieving the desired look and feel of creative deliverables. Impeccable communication and organizational skills are the cornerstones to Rachel’s success at Temple Rock in driving the design process on a multitude of projects.