GEMBA ACADEMY - Key Persons


Anthony Gomez

Job Titles:
  • Director of Information Technology
Tony is a 20 year veteran of the computer and software engineering space. Today, Gemba Academy's IT infrastructure relies on his knowledge and experience to produce meaningful experiences for our customers, and a smooth day-to-day working environment for our staff.

Brita Quella

Job Titles:
  • Director of Customer Success
Brita is responsible for post-sale support of Gemba Academy customers. She previously held positions in Human Resources for both large and small companies. Brita has a Bachelor's of Business Administration; major in Organizational Behavior and Human Resource Management.

Carlos Rivero

Job Titles:
  • Director of Content Development
Carlos Rivero has over 30 years of advertising, production, and post-production experience focusing on creative direction and most recently content development. Prior to Gemba Academy, Carlos led dozens of full advertising campaigns for clients such as McDonald's, Mercedes-Benz Financial, and Nestlé. Carlos leads the content development team and is responsible for every step of our content development process from ideation to final delivery. Carlos is based in our Gemba Academy office in Keller, Texas. Carlos holds a bachelor's degree in film and video production from The Ohio State University.

Diane Rodriguez

Job Titles:
  • Account Manager
Diane is responsible for post-sale support of Gemba Academy customers. She has over 13 years providing customer support. She previously held positions as a Technical Trainer and Strategic Account Manager.

Dimitrius Beck

Dimitrius is a visual storyteller who is responsible for editing Gemba Academy videos, making them visually appealing, engaging, and enjoyable to watch. Beyond his editing skills, Dimitrius is a skilled cinematographer, technical director, and motion graphics artist, with more than 25 years of experience in broadcast news, TV commercials, concert production, music videos, and documentaries. Dimitrius has developed his skills of bringing images and stories to life while working at the highest levels of production and post-production in many countries around the world. Dimitrius is originally from Sao Paulo, Brazil.

Elaine Cressionnie

Job Titles:
  • Account Manager
Elaine is responsible for post-sale support of Gemba Academy customers. She has over 20 years' experience in customer service in the fields of retail, residential leasing, insurance, and public and school libraries. Elaine holds a Bachelor of Science degree in Business Administration (Marketing) from the University of Florida, as well as a Master of Science degree in Library Science from the University of North Texas.

Greg Nickell

Job Titles:
  • Director of Studios
Greg has over 25 years of experience in Operations, Quality, and Engineering. In 1998, he developed a media center within a corporate setting and began to train his employees with the use of in-house produced video. Training expanded company-wide and he began receiving requests for larger and larger projects. In 2006, Greg started his own media production company where later, Gemba Academy became a client. In 2013, Greg became a full-time Gemba Academy staff member. His current responsibilities focus on pre-production, production, and post-production of all Gemba Academy media products.

Holley Seifert

Job Titles:
  • Business Manager
Holley is responsible for the back-office business activities of Gemba Academy, including invoicing, accounts payable/receivable, contracts management, and asset management. She has over twenty years of customer service experience. Prior to Gemba Academy, she obtained executive leadership experience as the Customer Care Manager at a medical device manufacturer.

Jennifer Scott

Job Titles:
  • Director of Sales & Marketing
Jennifer is responsible for business development activities with enterprise-level and global customers. She has over twenty years experience developing such relationships. Prior to joining Gemba Academy, she held positions as an Enterprise and Strategic Accounts Manager.

Jessica Bush

Job Titles:
  • Senior Content Editor
Jessica is responsible for the editorial aspects of Gemba Academy's content, focusing on course materials, podcast production, social media, and other copywriting efforts. An avid advocate of entrepreneurship, Jessica has worked with two technology startups as co-founder and head marketing strategist. Jessica received her BS in Business Administration from Cal Poly San Luis Obispo, with a minor in Music.

John Knotts

Job Titles:
  • Senior Coach
As a Lean Six Sigma Master Black Belt, John has over 30 years of experience in operational excellence. He served 21 years in the US Air Force -- 11 as an internal coach and consultant. He led strategy and change efforts with Booz | Allen | Hamilton for 18 clients. He was an internal coach and consultant for Fortune 100, United Services Automobile Association. And, he's been a solopreneur growing, scaling, and improving companies for over 12 years. In addition to multiple certifications in change management, project management, agile, and information technology, John has a Bachelor's in Management, a Master's in Quality Systems Management, and a Ph.D. in Industrial and Organizational Psychology.

Jon Miller - Founder

Job Titles:
  • Co - Founder
  • Partner
Jon has dedicated his 25+ year career to the field of kaizen, continuous improvement, and lean management. Jon spent the first eighteen years of his life in Japan, then graduated from McGill University with a bachelor's in linguistics. He worked as an interpreter with the Shingijutsu company for eight years, traveling the world as they taught kaizen and the Toyota Production System. In 1998 Jon co-founded the consulting and training firm Gemba Research and served as its President and CEO. Jon led dozens of Lean transformation projects in a wide range of organizations, large and small across more than 20 countries. While collaborating on projects with Ron Pereira and Kevin Meyer, the three co-founders saw a common vision of transforming continuous improvement learning and established Gemba Academy in 2009. In 2011 the Gemba Research consulting operations merged with the Kaizen Institute. Jon served as its global CEO and board member, leading the firm in the application of kaizen into new markets and sectors. In 2015 Jon left the consulting field to support the Gemba Academy startup full-time.

Kevin Meyer - Founder

Job Titles:
  • Co - Founder
  • Partner
Kevin has over 35 years of manufacturing leadership experience in the automotive lighting, telecom electronics, and medical device industries. He has been responsible for lean transformations at Sylvania, Abbott Laboratories, Newport Corporation, and most recently as President of Specialty Silicone Fabricators. He guest lectures on business, manufacturing, and leadership topics at his alma mater Rensselaer as well as CalPoly.

Laurel Marden

Job Titles:
  • Account Manager
Laurel is responsible for post-sale support of Gemba Academy customers. She has a vast professional experience in customer facing roles ranging from Human Resources, Payroll, and Business Administration. Laurel holds a Bachelor of Science degree in Business Management from Western Governors University.

Leslie Moles

Job Titles:
  • Business Development Manager
Leslie joined Gemba Academy in 2013 and is part of our Business Development team. She specializes in helping customers around the world identify the Gemba Academy solutions that will progress their journey in continuous improvement. Leslie is currently working towards a Black Belt certification. Prior to joining our team, she held administrative and accounting roles within the SAAS and call center industries.

Megan Achilleos

Job Titles:
  • Content Development Project Manager
Megan Achilleos joined Gemba Academy in 2022 and is the Project Manager for the Content Development team. Prior to joining Gemba Academy, Megan moved to Texas following her passion for Project Management and Analytics within the hospitality industry. Megan has over 3 years of experience leading projects in a variety of programs across several platforms and holds a B.A. degree in Communication Design from the Metropolitan State University of Denver.

Rex Reyes

Rex is responsible for editing video content for Gemba Academy. Beyond his editorial role, he also participates in a variety of activities within the content development team, from production to final delivery. Rex is also involved in the development of our video workflows and processes. Because his father was stationed overseas, Rex grew up in Italy until the age of 8. Rex received his Bachelor of Business Administration degree in Marketing from the University of Texas at Arlington.

Ron Pereira - Founder

Job Titles:
  • Co - Founder
  • Partner
Ron has more than 20 years of experience in various manufacturing, supply chain, and senior leadership roles. Ron has held the titles of process engineer, engineering manager, master black belt, and director of manufacturing & continuous improvement. In 2002 Ron was the first American to win the Nokia Global Six Sigma and Overall Quality award in Helsinki, Finland. Ron holds a bachelor's degree in automated manufacturing and an MBA in technology management.

Steven Kane

Job Titles:
  • Director of Coaching and Certification
Steve is responsible for Gemba Academy's lean coaching and certifications. Prior to Gemba Academy, Steve had a diverse career ranging from being responsible for a large medical device sales territory, plant manager where he leveraged lean methods to drive improvement, and VP Operations at Specialty Silicone Fabricators where he led the lean efforts of the company. He has served on the western region board of The Association for Manufacturing Excellence and has worked with the Michigan Lean Learning Consortium and the California Central Coast Lean Forum.

Tiana Banes

Job Titles:
  • Inside Sales Representative
Tiana joined Gemba Academy in 2017 and is a member of our business development team. She uses a consultative approach to help identify customers' needs to assist them in finding the best continuous improvement training solution for their business objectives. Prior to Gemba Academy, she gained over 17 years of experience in the financial industry and graduated with a Bachelor's degree from the University of North Texas.