About

Greg Thumm was born and raised in Warren, where he grew up learning the values of hard work, community, and service. While his career took him around the world—including time spent in executive leadership roles in New York City and Hong Kong—Greg never lost sight of his roots. Now, he’s back, committed to giving back to the city that shaped him.

Greg comes from a long line of entrepreneurs and innovators. His grandfather, August F. Thumm, and great-uncle Karl founded Thumm’s Bike & Clock Shop in 1909, building a legacy of dedication and service that has been a part of Warren for over a century.

With a distinguished career in executive leadership, Greg has successfully led organizations, driven strategic growth, and managed complex business operations. His experience navigating global markets has given him a unique perspective on economic development, innovation, and problem-solving—skills he is eager to put to work for the people of Warren.

Greg believes in listening, understanding, and delivering real solutions. Whether in business or public service, his leadership is guided by accountability, strategic thinking, and a commitment to improving the lives of those around him. Now, he’s ready to bring that same dedication to building a stronger future for Warren.

Join Greg Thumm in shaping the next chapter of our community!

Hometown Guy

Greg Thumm’s story begins in Warren, where he grew up surrounded by a strong sense of community and hard work. From family businesses to local traditions, he knows what makes this city special because it’s part of who he is. While his career took him across the country and around the world, Warren was always home in his heart. Now, he’s back, ready to use his experience and leadership to invest in the future of the place that shaped him.

Executive Leader

With a proven track record in executive leadership, Greg Thumm has led major companies through innovation, growth, and strategic transformation. As the former President of Bulova and Global Vice President of Product at Timex, he has driven product development, market expansion, and operational success on an international scale. His expertise in corporate strategy, manufacturing, and brand development has positioned him as a leader who knows how to get results. Greg’s ability to navigate complex challenges and drive positive change makes him uniquely qualified to advocate for smart policies and economic growth in his hometown.

Giving Back to Warren

Greg Thumm’s commitment to giving back extends beyond his professional accomplishments; it’s deeply rooted in his desire to serve the community that helped shape him. Throughout his career, Greg has remained dedicated to supporting initiatives that uplift local organizations and individuals. He has volunteered with numerous boards and community programs, focusing on economic development, education, and youth empowerment. Whether through mentoring aspiring entrepreneurs, supporting local charities, or advocating for sustainable community growth, Greg believes in using his skills and experience to create a lasting, positive impact where it matters most—right at home. His dedication to service embodies the values of community, family, and progress.

Coaching for Businesses

Coaching is essential for business because it contributes to developing skilled and motivated employees. It fosters a positive workplace culture, helps businesses achieve goals, and keeps them competitive in dynamic markets.

It's an investment that can yield significant returns in terms of improved performance, innovation, and satisfaction. Check some of the companies that have been helped by CoachAva: