GEOMETRIC DIMENSIONING AND TOLERANCING
contact@gd-t.com
John Stolter
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Mr. Stolter has been instructing GD&T courses and consulting on the proper application of Y14.5M since 1989. He brings to each class significant manufacturing engineering and design engineering experience, coupled with a unique ability to explain the role dimensioning and tolerancing plays in the product development process.
He is an effective, experienced instructor for many courses dealing with product design and manufacturing, including reading engineering drawings, GD&T, tolerance stack-up analysis, design for manufacturability, die face engineering, sheet metal formability, and FMEA. He has also developed training for a variety of customers on these and other topics. Mr. Stolter's in-depth knowledge of GD&T, design engineering experience, and his relaxed, interactive teaching style result in GD&T and tolerance stack-up analysis classes that have very high levels of student satisfaction. He holds a BSEE degree from Wayne State University and a Graduate Certificate in Leadership Coaching from Georgetown University.
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Previous satisfied customers include ASME, Amazon Robotics, Advanced Orthopaedic Solutions, Baker Hughes, Biosense Webster, Caterpillar, Clear Motion, Fikst, General Dynamics, General Motors, Google Robotics, Joyson, Motorola, NASA, New Hampshire Ball Bearing, O&R Precision Grinding, Parker Hannifin, SAE, Schlumberger, Sensata, SigSauer, SL America, SME, Symbotic, Toyota, US Army, US Navy, Yamaha, and others.
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John Stolter was formerly certified by the American Society of Mechanical Engineers as a Senior Level GD&T Professional, 1994 standard, from approximately 2002 until December, 2017.
John-Paul Belanger
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Mr. Belanger is an internationally recognized instructor and consultant in geometric dimensioning and tolerancing. He has personally trained over 1000 people in the proper interpretation and application of GD&T, per ASME and ISO standards.
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A veteran of classroom training and interactive televised training, Mr. Belanger has applied GD&T and performed tolerance stacks and Failure Mode Effects Analyses on a wide range of products across North America and Europe. Recent clients include Stihl, General Motors, Nokia, Ford, Delphi Automotive Systems, Unisys, Tenneco Automotive, Dayco, SME, SAE, and Motorola. Mr. Belanger has a B.S.E. in Aerospace Engineering from the University of Michigan specializing in aircraft design and safety.
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John-Paul Belanger is certified by the American Society of Mechanical Engineers as a Senior Level GD&T Professional.
Dan Bauer
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Mr. Bauer is an internationally recognized instructor and consultant in geometric dimensioning and tolerancing, and is fluent in Spanish.
Mr. Bauer specializes in providing trianing in the areas of design engineering and quality tools and methods, including GD&T, DFMA, APQP, SPC, blueprint reading, and FMEA, Mr. Bauer holds an MS Degree in Industrial Operations from Lawrence Technological University, and is Lean certified by the University of Michigan. He has personally served customers in the automotive, aerospace, consumer products, telecommunications, defense, medical devices, construction, and energy industries.
Dan Bauer is certified by the American Society of Mechanical Engineers as a Senior Level GD&T Professional.
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Jim Beary
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Mr. Beary has over 25 years experience in the design, engineering, and project management of high-complexity functional gages, fixtures, and automated inspection and measurement systems. He has taught GD&T for companies ranging from regional tool and die shops to global fortune 500 companies in the automotive, medical, oilfield services, defense, aerospace, heavy equipment, appliance, fire protection, and furniture industries. He also holds a 6-Sigma blackbelt and is a certified Project Management Professional.
Jim Beary is certified by the American Society of Mechanical Engineers as a Senior Level GD&T Professional (both 1994 and 2009 standards), serves as vice chairman of the ASME Y14.43 - Dimensioning and Tolerancing Principles for Gages and Fixtures committee, vice chairman of the ASME Y14.48 Universal Direction & Load Indicators committee, and is a member of the ASME Y14.5 Dimensioning & Tolerancing and ASME Y14.5.2 Certification of GD&T Professionals committees. ​
Dorina Danciu Schemansky
Ms. Schemansky is an instructor and consultant in GD&T and Tolerance Stack Analysis. She has trained numerous professional designers and engineers in the proper interpretation and application of GD&T per ASME - Y14.5 and in the field of Tolerance Stack Analysis. Dorina has served customers in the automotive, aerospace, defense, and consumer products industries.
Dorina holds an MS Degree in Mechanical Engineering and a Bachelor’s Degree in Management from Transilvania University of Brasov, Romania, and a Black Belt certification in Design for Six Sigma (DFSS) from General Motors University. Dorina is fluent in the Romanian language.
Dorina Schemansky is certified by the American Society of Mechanical Engineers as a Senior Level GD&T Professional (both 1994 and 2009 standards) and serves as a committee member of ASME Y14.43 – Dimensioning and Tolerancing Principles for Gages and Fixtures standard.