Quandel Construction Group Announces Executive Leadership Promotions

Quandel Construction Group proudly announces two executive leadership promotions. Sarah Knehr has been promoted to Executive Vice President and Chief Operating Officer, while Nicholas Bagdonis has been promoted to Vice President of Quandel Energy Solutions and Strategic Projects. Quandel Energy Solutions is a division of Quandel Construction Group, LLC. “As key contributors to our growth, Sarah and Nick have demonstrated exceptional dedication, expertise, and vision, making them the perfect leaders for these new roles. Their leadership will enhance our organization’s scalability and strengthen our team’s ability to uphold and advance our legacy of excellence. ,” said Greg Quandel, President and CEO of Quandel Enterprises. “We are confident that their strategic insights and commitment to innovation will propel our continued success as we expand our impact in the communities we serve.”

About Sarah Knehr, CHC: Knehr’s journey at Quandel began with a high school internship, a pivotal experience that ignited her passion for construction. Rising through the ranks from Assistant Project Manager to Project Executive, she has consistently demonstrated strong leadership, a commitment to excellence, and a deep dedication to the communities Quandel serves. “Over the years, I’ve developed a deep passion for building facilities that truly support our communities. I look forward to using my experience and expertise to help shape our organization and the communities we serve,” said Knehr.

About Nicholas Bagdonis, MBA, CCM: Bagdonis joined Quandel in 2022, bringing over 15 years of construction industry experience, with a proven track record in managing large-scale, complex construction and energy efficiency projects across the United States. Known for his ability to develop high-performing teams and embrace innovation, he is committed to leading with integrity and advancing sustainable solutions. “Stepping into this role is both an honor and an opportunity—to lead with integrity, drive innovation, and build a future where efficiency and sustainability go hand in hand. In construction and energy services, every project is a chance to create lasting impact, and I’m excited to help shape that future,” said Bagdonis.

These promotions underscore Quandel’s long-standing commitment to developing exceptional talent and fostering leadership from within. “The history of the Quandel organization has been built on the strength of our people. Seeing Sarah and Nick step into these leadership roles is a testament to their excellent work, expertise, and dedication. Their leadership will contribute to the continued growth of our company, ensuring our customers receive exceptional quality and service,” said Noble (Bud) Quandel, Executive Board Chairman. With these expanded responsibilities, Knehr and Bagdonis will play a pivotal role in shaping Quandel’s future, ensuring continued success, and delivering exceptional value to clients and partners.