The Tether King by MantisPro

Pfeiffer Founder & CEO of MantisPro LLC | Inventor of Tether King | Passionate Advocate for Youth Sports

Pfeiffer is the visionary behind MantisPro LLC, a company dedicated to revolutionizing sports training through innovative products like the Tether King—a baseball/softball training device designed to enhance hand-eye coordination, swing strength, and muscle memory. With a background in entrepreneurship and a deep passion for sports, Pfeiffer created the Tether King to provide athletes of all ages with a fun, effective, and convenient way to improve their skills.

As a committed business owner, Pfeiffer understands the power of perseverance, having successfully navigated the ups and downs of building a company. His dedication extends beyond the business world—he’s also an advocate for giving back. Through the ongoing Tether King fundraiser, Pfeiffer aims to raise crucial funds to support underprivileged youth in baseball and softball programs, donating 20% of the proceeds to organizations like Little League and Boys and Girls Club.

Driven by a dream to make baseball accessible to all kids, Pfeiffer’s mission is clear: empower the next generation of athletes through innovation and community support.