Our South Carolina Team

John is a nationally recognized expert in business development, executive sales consulting, and sales productivity training. He is the best-selling author of Prospect – The Sandler Way and 21st Century Prospecting and a dynamic speaker known for his energetic, real-world delivery that resonates with CEOs, business leaders, and sales professionals alike. Over 200,000 professionals have attended John’s presentations, with the vast majority calling his insights the most impactful they’ve ever heard.

John’s no-nonsense, results-driven approach empowers organizations to increase market share, boost revenue, and build high-performing sales teams. “The most efficient way to dominate a market,” he says, “is by developing a more effective sales force and inspiring every team member to exceed what they thought possible.”

John has owned a Sandler franchise for over 30 years and is also very active in his community, serving on the board of the Coalition for Christian Outreach and participating in the United Way’s Alexis de Tocqueville Society. He’s also the voice behind Sales Meeting Minute, a regionally syndicated radio segment, and has authored hundreds of articles on sales and leadership.

Rusty brings over 20 years of experience in sales, sales management, training, and business ownership. A dedicated practitioner of the Sandler Selling System, Rusty has successfully coached hundreds of sales professionals in both phone-based and face-to-face selling across B2B and B2C environments, working with both tangible and intangible products and services.

Following a successful sales management career at IBM and the ownership of several home improvement and advertising firms, Rusty joined the Sandler network—fulfilling his lifelong goal of helping others transform their sales careers. Today, he’s passionate about empowering individuals and teams to overcome challenges, improve performance, and achieve lasting success.

Emily joined Sandler Training after being a client for two years. The Sandler method was game changing for her as a client, when she was Director of Sales for a publishing company. Performance Partners is a South Carolina-based professional services firm that specializes in sales training, coaching and leadership development. Performance Partners is an authorized licensee of Sandler Training. Outside of Sandler, Emily is a fitness instructor and mommy in Greenville, SC.

Stevie is the Chief of Staff at Performance Partners, where she plays a pivotal role in ensuring operations run smoothly and supporting both clients and team members. With a strong administrative background and a passion for helping others, Stevie ensures that clients receive timely support and guidance as they navigate the Sandler experience.

Known for her multitasking abilities, commitment to continuous learning, and positive mindset, Stevie helps drive the success of both the organization and its clients. She holds a bachelor’s degree in Environmental Science and a Master of Business Administration.

Outside of work, Stevie is a fitness enthusiast who enjoys weightlifting and spending time outdoors with her husband and their border collies.

Sarah serves as the Director of Client Engagement at Performance Partners. With a warm, approachable style and a strong attention to detail, Sarah is committed to delivering a seamless and supportive experience for every client. Her favorite part of the role is ensuring that each interaction leaves clients feeling confident and well-equipped to navigate our training programs and tools.

Sarah brings several years of customer service experience to the team and has an Associate’s Degree in Business Administration. Outside the office, she enjoys spending quality time with her husband, pets, and two daughters. 

Stephen began his journey with Sandler as a client in 2006. After achieving five consecutive years of significant sales growth, he transitioned from student to instructor, joining the Sandler team as a trainer. Today, Stephen is a highly regarded speaker and coach, known for his impact across a wide range of industries.

Originally from Columbia, SC, Stephen attended Penn State University and has called Greenville home since 2014. Outside of work, he enjoys staying active at Orangetheory and spending time with his five children.

Jared is an experienced sales professional with a background in the trades and a degree in Economics. He began his career running a successful trade business in the Denver area before moving into HVAC sales, where he quickly advanced through leadership roles in Virginia, South Carolina, and Arizona.

Jared later joined ServiceTitan, where he built a thriving channel sales program generating over $1 million in annual recurring revenue. He went on to lead North American partnerships for both SearchKings and simPRO Software.

Now a Sandler instructor, Jared draws on his deep industry experience to help others succeed. He also developed the HVAC Sales Mastery course, focused on driving results for trade professionals. Outside of work, Jared enjoys travel and making the most of the freedom that comes from sales success.

Sam is a seasoned sales professional with over two decades of experience in the industry. Known for his exceptional communication skills and ability to build rapport with clients, Sam has consistently exceeded sales targets and earned recognition for his outstanding performance. His strategic approach to understanding customer needs allows him to tailor solutions that precisely match their requirements, fostering long-term relationships and generating repeat business. Throughout his career, Sam has demonstrated versatility and adaptability, successfully selling a diverse range of products and services across various sectors. His proactive attitude and willingness to go the extra mile have earned him the trust of both clients and colleagues alike. Whether negotiating complex deals or navigating challenging market conditions, Sam’s determination and resilience enable him to thrive in any situation, emerging as a trusted advisor and top performer within his organization. Beyond his professional achievements, Sam is committed to continuous learning and self-improvement. He stays updated on industry trends and market dynamics, constantly refining his skills to stay ahead of the competition. With a passion for helping others succeed and a proven track record of driving revenue growth, Sam Mascato remains a respected figure in the world of sales, inspiring others to strive for excellence and achieve their goals.

Jim brings over 30 years of enterprise sales and management experience, with a strong focus on the technology sector. His career spans both high-growth startups and established organizations, where he has consistently helped sales teams overcome barriers and achieve excellence. Jim’s deep expertise and results-driven approach make him a trusted partner for professionals looking to sharpen their skills and exceed their goals.

His journey with Sandler began in Pittsburgh, PA, where he was first trained by John Rosso—an experience that laid the foundation for his passion for sales development and coaching.

In 2006, Jim and his wife, Justine, relocated to Charleston, SC with their two children, Joshua and Sophia. Outside of work, Jim is active in the local community and enjoys relaxing with his wife—whether at the beach or catching up on their favorire shows. 

Amanda is the Sales & Account Coordinator at Performance Partners, where she supports prospecting efforts, manages client communication, and coordinates key account activities to keep engagements running smoothly. With a strong background in sales enablement and project coordination, she helps ensure clients receive organized, timely support throughout their Sandler journey.

Known for her reliability, creativity, and commitment to building thoughtful systems, Amanda strengthens both client success and internal team efficiency. She brings more than a decade of experience across SaaS, EdTech, and HealthTech, specializing in onboarding, content organization, and cross-functional collaboration.

Outside the office, Amanda serves on the board of her local art gallery and enjoys knitting wool sweaters despite the southern heat.