About Us

Hana Technologies, Inc. (HTI), located in Twinsburg, Ohio, is a corporation that specializes in manufacturing services for small products that require semiconductor packaging, microelectronics assemblies, liquid crystal technology, and many combinations and variations thereof.  HTI also has high-volume lines producing Radio Frequency Identification (RFID) devices. With a long tradition of quality, having been ISO 9001 certified for the life of the company, and its recent ITAR registration in 2013, HTI is positioned to support all of its current and future customers with their unique manufacturing needs.  HTI is a proud member of Hana Microelectronics Group family of companies.

International Organization for Standardization Certified

Registered with the Office of Defense Trade Controls Compliance, Compliance and Registration Division (CRD) pursuant to the Arms Export Control Act (AECA) and the International Traffic in Arms Regulations (ITAR)

Meet the Executive Team


Edward M. Stiles, III
Vice President

Product Development

Ed has over 30 years of experience in the LCD industry. Prior to coming to HTI, Ed has served as a process engineer and in engineering management for LXD, Litton Data Images, and Crystaloid Technologies. His experience includes LCD development, Manufacturing, new product introduction, and quality in display applications ranging from industrial and commercial to avionics and aerospace. Ed was one of the key people involved in Crystaloid's certification to the ISO 9001 quality management system and had primary responsibility for HTI's successful certification to ISO 9001. Ed has a degree in Chemical Engineering from Cleveland State University.


D. Scott Worthington
Vice President

Manufacturing Engineering

Scott has over 30 years of experience in the Microelectronics and LCD industries doing everything from hands on production line management to installing fully automated LCD equipment lines. He has performed many roles throughout his career, ranging from R&D to operational management. Scott created several SMT and module production line operations from design to full capacity. Before coming to HTI, Scott was an engineering manager with S-Vision, overseeing the first wafer-scale manufacturing line in the world. Prior to that, Scott was with Kenix, where he lead the installation for the largest LCD line in North America at Three-Five Systems.

John H. Erdmann
President/Chief Executive Officer

Co-Founder HMTI

Dr. John Erdmann has over 25 years of experience in LC-related endeavors. With his PhD from Kent State University, John has been a researcher at the Liquid Crystal Institute, General Motors Reserach Laboratories, and Hughes Aircraft Co. While a Senior Project Engineer at the research labs in Malibu, CA, John consulted for the Hughes-JVC joint venture in LCLV-Projector manufacturing. As Director of LCD Manufacturing at Three-Five Systems, John was responsible for designing and building the largest LCD line in North America. John then set-up the manufacturing operation for S-Vision before starting HTI.

Paul R. Brown, Jr.
Vice President
Business Development

Paul has over 25 years of experience in the LCD industry. Prior to coming to HTI, Paul has served as an Account/Program Manager and managed the design team for Crystaloid Technologies. As an Account Manager/Program Manager, he focused on expanding the customer base while managing the existing clients who used displays in applications ranging from industrial and commercial to avionics and aerospace. Paul was a top-producing manager, which helped him directly impact business growth and profitability. Paul has a Bachelor of Science in Mathematics from the University of Akron.