Moving our precision machining business. Leadership.

EMC has been a family-owned precision machining company since 1925. That’s how long we have been committed to progressive leadership in our field, precision machining, and positive relationships with customers who count on us to perform.

Jeff Ohlemacher

Chief Executive Officer

As CEO of EMC Precision, Jeff is responsible for guiding the long term strategic leadership of this fourth generation, family owned precision machining company. Upon receiving a Bachelor of Science degree in Mechanical Engineering from The Ohio State University he joined the company as Plant Manager in 1981. Jeff is credited with bringing progressive management processes to EMC that significantly improved plant effectiveness and efficiency. In 1987, Jeff was named President & CEO.

Since 1981, Jeff has been involved in the Precision Machined Products Association (PMPA), the precision machining industry’s premier association, of which he is a Past President. He also served as Director, Lake Erie District Chair, and continues to serve on association committees.

Jeff is an active member and Past Cleveland Chapter Chair of the World Presidents Organization and is a past member of the Young Presidents Organization. In the local Lorain/Elyria community, Jeff has served many organizations, including the Arthritis Foundation, Elyria City Schools Board of Education, Elyria Civil Service Commission, and the Elyria Rotary Club. Jeff enjoys engaging with people, reading, jogging, gardening, cooking, and canning. He and his wife Denise reside in Elyria, Ohio and have a blended family of five young adults.

Bob Graney

Chief Operating Officer

As COO of EMC Precision, Bob is responsible for overseeing the strategic and operational activities of our manufacturing facilities in Elyria, OH and Sheridan, IN. Upon receiving a Bachelor of Business degree in Accounting from St. Bonaventure University, Bob worked for The American Tank & Fabricating Company in Cleveland, OH with progressive responsibilities within the accounting department for 7 years. Shortly after earning his Masters of Business Administration degree in Finance from Cleveland State University and his CPA License, Bob joined EMC Precision as the Corporate Controller in March 2000. In 2010, Bob was named Chief Operating Officer.

In the local community, Bob has served many organizations over the past 20+ years. Bob enjoys coaching various youth sports in his spare time. He and his wife Maureen reside in Avon Lake, Ohio with their 5 boys.



Larry Harrison

Vice President, Business Development

As VP, Business Development, Larry is responsible for helping current customer and potential customers understand our capabilities and how EMC can fit within their purchasing strategy. Involved in precision machining since 1977, he started his career as a machinist and enjoyed improving processes that soon led to an Engineering Trainee position. As a Manufacturing Engineer, he helped develop and install new technology and processes that continued to keep EMC in the forefront of technological advancement. A member of the strategic planning team, Larry is an active participate in planning the future of EMC. Larry and his wife Beth, reside in Sheffield Lake, Ohio and have 3 children and 4 grandchildren. He enjoys fishing, motorcycling, hunting and spending time with family.



Samuel Tarantino

Vice President of Operations

As Vice President of Operations and member of EMC’s executive team, Sam is responsible for the day-to-day operations in Indiana and Ohio as well as assisting in the strategic leadership of the company. Sam began working in manufacturing in 1999 with a large manufacturer of construction and mining equipment, diesel and natural gas engines, gas turbines and related services. In the early part of Sam’s career he worked at their large engine facility and held various positions in operations and quality while attending Purdue University. After a few years, Sam took a supervisory position in the supply chain and was responsible for warehouse operations and some small assemblies at three logistics facilities. After attaining his Bachelor’s degree in Management from Indiana Wesleyan University, Sam continued to hold several management positions with progressive responsibility in the supply chain and operations.

In May of 2014, Sam joined the EMC team as the Plant Manager in Sheridan and has since become our Vice President of Operations. Sam’s broad mechanical background, understanding of Lean Manufacturing, and natural talent for building engaged teams blends well with EMC’s culture. Sam is an active member in the Precision Machined Products Association (PMPA), American Society for Metals (ASM), and is active with several local philanthropic organizations. Sam enjoys golfing, fishing, gardening and many other outdoor activities. Sam, his wife Stephanie, and their family reside in Lafayette, Indiana.