About DK

Dr. William W. Clark is the Co-Founder of Diamond Kinetics. He has been an active researcher and innovator in the field of dynamic systems and control for over 25 years, and is currently Professor of Mechanical Engineering and Materials Science at the University of Pittsburgh. 

His research has focused on sensors and actuators, smart materials and structures, energy harvesting and mechatronics, and he has written over 100 technical papers on these subjects.

A native of Northern Virginia, Dr. Clark also holds a Bachelor of Science and Master of Science in Mechanical Engineering from Virginia Tech.

C.J. is the Co-Founder and CEO of Diamond Kinetics.  He is responsible for leading commercialization efforts of all products and applications, as well as guiding the overall vision and strategy for the company. 

Prior to Diamond Kinetics, C.J. served as director of an early stage technology commercialization program at the University of Pittsburgh.  C.J. serves on the advisory boards of several Pittsburgh start up companies and is actively involved with several local non-profit organizations.  

A native of Greenville, N.C., C.J. holds a B.S. from North Carolina State University and a MBA from the University of Pittsburgh’s Joseph M. Katz Graduate School of Business.

As Chief Commercial Officer, Jeff Schuldt is responsible for overall commercial strategy, creating an enduring brand, delighting customers, driving revenue growth and creating valuable strategic partnerships.

Prior to joining Diamond Kinetics Jeff founded and served as Principal of Sixth Gear Partners, a firm that specialized in helping increase the growth trajectory of early-stage to mid-size companies in the consumer goods, technology and healthcare markets.

Prior to that, Jeff spent over 20 years in the consumer goods industry at GlaxoSmithKline Consumer Healthcare where he held numerous leadership positions in sales, brand marketing, and business development. Jeff has served on the advisory boards of several early-stage companies and informally advises a number of start-up enterprises.

A native of St. Louis, MO, Jeff holds a Bachelor of Science in Business Administration from the University of Missouri.

Mike Ressler is the Chief Technical Officer at Diamond Kinetics where he is responsible for the design, implementation, and technical direction of all of Diamond Kinetics products and offerings.

Prior to joining Diamond Kinetics, he was the Founder and CEO of StatEasy, a sports statistics and video company that made searching inside of game video a breeze.  Mike is also on the board of Community Human Services, a local non-profit that believes that everyone has value and should have a place to call home.

A native of East Brunswick, New Jersey (“Go Bears!”), Mike holds a Bachelor of Science in Computer Science from Carnegie Mellon University.

Dr. Minmin Zhang serves as Diamond Kinetics’ lead Mechanical Engineer after recently graduating from the University of Pittsburgh with Ph.D. in Mechanical Engineering. While at Pitt, Dr. Zhang’s research centered on developing multi-inertial sensor human sports motion analysis system.

He also has over four years of experience on vehicle powertrain dynamics and control. In his eyes, the human body is a well-designed, complex machine. Dr. Zhang enjoys applying dynamics and control knowledge to analyze human sports motion.

A native of China, Dr. Zhang also holds a Bachelor of Science and Master of Science in Mechanical Engineering from Shanghai Jiaotong University.

Richard D. Lee leads digital & social marketing for Diamond Kinetics, while serving as both the online voice and main content creator for the company.

Prior to joining Diamond Kinetics, Lee spent the previous five years as an Athletic Communications Assistant at North Carolina State University and the University of Alabama.

During his time at both NC State and Alabama, Lee was responsible for developing communications strategies that broadened the visibility and reach of each athletic program, enhanced media coverage and heightened the overall social media presence.

A native of the Palmetto State, Richard holds a pair of degrees from the University of Alabama in Public Relations as well as Journalism & Mass Communications.

As the Customer Experience Manager, Ed is responsible for the continued delight of Diamond Kinetics’ customers and the strengthening of partner relationships.  

Prior to joining Diamond Kinetics, Ed worked at BNY Mellon as an operations analyst and also started a small business creating virtual golf leagues which was fueled by his avid addiction to the game.  When not working with Diamond Kinetics’ customers and partners, Ed is likely searching for his golf ball in thick rough, trees or sand traps.

A Pittsburgh native, Ed earned a Bachelor of Science in Economics and a certificate in Latin American Studies from the University of Pittsburgh.

Jeremy is a Mechanical Engineer for Diamond Kinetics, focusing on the development and advancement of next generation firmware and hardware. With his background in mechanical design and mechatronic systems he leads the design of sensors from firmware to plastics.

After graduating in the spring of 2015 from the University of Pittsburgh, Jeremy began his career with Diamond Kinetics through an internship, eventually joining the DK team full time. When not at work you will likely find Jeremy in one of Pittsburgh’s many parks where he likes to run and bike in his free time.

Trey Marshall is the Director of Mobile Development at Diamond Kinetics responsible for the mobile strategy and implementation for SwingTracker and the entire family of mobile apps.

Prior to joining Diamond Kinetics, Trey was the VP of Engineering at Gusto Technologies and developed their FitTrip mobile fitness app. He also has an extensive corporate background, including having served as an IT Director at Sun Microsystems and Oracle.

A Pittsburgh native and die-hard sports fan, Trey received his Bachelor’s Degree in Electrical and Computer Engineering and later an MBA, both from Carnegie Mellon University.

As a Business Development Manager for Diamond Kinetics, Casey focuses on driving customer acquisition and revenue generation, as well as extending and maintaining relationships with regional and national partners-specifically in the Northeast and Mid-Atlantic.

Prior to Diamond Kinetics, Casey has been a sales rep for Under Armour and Sporcle Inc. He has spent time as a coach for All-Star Baseball Academy in the Philadelphia area and All-American Baseball Center in Trafford, PA.

A graduate from the University of Pittsburgh, Casey played in over 200 games for the Panthers garnering All-American Honors in 2013 as well as being named a 2013 District I Collegiate Player of the Year by the NCBWA. Roche was twice named to the All-Big East Academic Team and was honored with the Senior of Distinction Award by the University of Pittsburgh Athletic Department.

As the Customer Experience Manager, Matt is responsible for the continued delight of Diamond Kinetics’ customers and the strengthening of partner relationships while also overseeing Diamond Kinetics’ e-commerce platforms.

Matt recently graduated from Duquesne University where he earned a Bachelor of Science in Marketing with a minor in Sports Marketing. He began working with Diamond Kinetics as an intern while still in school and joined the company full-time upon graduation.

A native of Western Pennsylvania, Matt enjoys recreational league sports and outdoor activities with friends during his free time.

As a Business Development Manager for Diamond Kinetics, J.D. focuses on driving customer acquisition and revenue generation, as well as extending and maintaining relationships with regional and national partners-specifically in the Southeast.-

Prior to Diamond Kinetics, J.D. has been a sales pro for BSN Sports. He also started the baseball program while teaching marketing and computers at Cox Mill High School in Concord, NC.

In four years as the Varsity Head Coach, Cox Mill made the state playoffs three years, while also winning their first SPC Conference Tournament Championship during that span. 

A graduate from St. Andrews University, J.D. was a starter in the infield during his four-year career. He was elected as Team Captain for the 2001 and 2002 seasons, was a three-time CVAC All-Conference performer and South Atlantic All-Region performer in 2002. 

J.D. holds eight SAU school offensive records, including most career hits, most career extra base hits, most career doubles, most single season hits, most single season doubles, most career at-bats, longest single season hitting streak and most career RBI’s.

After college, he played two seasons of professional baseball in the Independent Frontier League.

J.D. currently resides in Charlotte, N.C. with his wife Melissa. 

Justin Ridgell is Diamond Kinetics’ Business Development Manager for the Midwest.

Residing in Chicago, he is focused on integrating Diamond Kinetics’ revolutionary training tools within high school, travel, and collegiate programs.

Justin is a die-hard Chicago sports fan with a passion for the Cubs. His passion for baseball combined with his entrepreneurial spirit and drive makes him a great Diamond Kinetic resource.

Alex Bush is the Director of Strategic Partnerships for Diamond Kinetics, working closely to develop plans and lead the implementation of key initiatives with such premier organizations as Perfect Game, ABCA and the NFCA.

Before joining DK, Alex worked as Regional Manager for SKLZ, a San Diego-based skill and performance training equipment manufacturer.

Prior to that, Alex served in several sales, marketing, and leadership roles with the start-up EvoShield as they grew to become an MLB authentic brand and nationally recognized sporting goods company.

Alex hails from the volunteer state of Tennessee and played DI baseball as a catcher at Kennesaw State University where he also earned his BS from the Coles College of Business.

Tom Martin is a Mobile Sports Application Developer at Diamond Kinetics. As a mobile developer, Tom works with the rest of the development team to implement SwingTracker and the rest of the family of Diamond Kinetics apps. 

Tom joined the Diamond Kinetics team after graduating from Messiah College in the spring of 2017 with degrees in Computer & Information Science and Engineering. In his free time, Tom enjoys playing recreational sports and going for runs.

As a Business Development Manager for Diamond Kinetics, Kyle focuses on driving customer acquisition and revenue generation, as well as extending and maintaining relationships with regional and national partners, specifically in the western region of the country.

Prior to Diamond Kinetics, Kyle was a Staffing Manager for Randstad, a $24 billion dollar company that specializes in temporary staffing for businesses.

Prior to Randstad, Kyle was the Pitching Coach and Recruiting Coordinator for Gavilan College in Northern California for 7 years where he helped lead the Rams to a conference title in 2015 after not making the playoffs for over 35 years.

While at Gavilan College, Kyle also ran a successful seasonal travel baseball organization called the Gavilan Hornets.

The program grew from 12 players to almost 100 in three years and enhanced the entire South Bay Area’s baseball/softball landscape.

A graduate from Western Oregon University, Kyle was a left handed pitcher during his two-year career, while helping the Wolves win their 11th and 12th straight conference titles.

Prior to accepting his scholarship to WOU, he was an all-conference pitcher at San Jose City College for two seasons.

Kyle holds a Major in Business Administration with a Minor in Sports Management. He resides in the San Fernando Valley with his girlfriend Rachel and his dog Cooper(stown).

As a Customer Experience Representative, Alyssa helps customers solve their inquiries and questions on a daily basis, while making sure that they find a positive and easy solution to any issues that arise.

Growing up in a baseball/softball family just north of Pittsburgh, Alyssa was a four year letter winner in high school.

Alyssa continued her softball career at Virginia Tech, where she was a catcher on the Hokies squad, before finishing as a student manager responsible for the video and technology aspects of the team as well as organizing and helping run camps and clinics.

Alyssa graduated from Virginia Tech with a Bachelors of Science in Sociology.

As part of the Customer Experience Team at Diamond Kinetics, Russell champions the opportunity to consistently solve any problems a player, parent or coach may encounter while using Diamond Kinetics products.

Prior to joining the CX Team at DK, Russell was a two-year starter on the University of Cincinnati’s baseball team as a catcher.

Russell earned a Bachelor’s Degree in Psychology at UC before moving onto Lincoln Memorial University where he continued his baseball career for two more years while also earning his MBA.

In his free time Russell likes to go to sporting events, go on hikes/runs and listen to country music.

David Heidenreich joins Diamond Kinetics as the Director of Marketing, bringing nearly 20 years of high-level marketing experience and strategic thinking in the areas of digital space, web development, paid media, and social media.

Prior to assuming the role at Diamond Kinetics, Heidenreich worked extensively in the interactive marketing space for over 15 years, focusing in the consumer packaged goods, retail, higher education, and travel & tourism verticals.

He spent nearly 11 years at Smith Brothers Agency, one of Pittsburgh’s most distinguished ad agencies, as both Director of Interactive Strategy before becoming VP of Engagement.

A lifelong Pittsburgh native, David graduated from the University of Pittsburgh with a B.A. in Environmental Planning and Ohio University with a M.A. in Geographic Information Systems.

In his spare time he enjoys listening to yacht rock, snow skiing, a cold beer (or four) and watching Pitt Panthers and Steelers football.

He currently lives in Mount Lebanon with his wife Tara and their three children.