Behlen Mfg. Co.


Leadership Profiles

Doug Granitz


Doug Granitz joined Behlen in 2023 as the President of Hilton Industries in Sarasota, Florida. With a Bachelor’s Degree from Taylor University and a Master’s Degree from Indiana University, Doug brings a robust academic background complemented by five years of service as a non-commissioned officer in the US Army. Prior to his current role, Doug served as the Chief Operating Officer for a major residential roofing company in Florida, showcasing his expertise in organizational leadership.

Born and raised in Brazil as the child of evangelical missionaries, Doug is fluent in Portuguese, Spanish, and English, offering a unique perspective to his global leadership role. His career spans consumer packaged goods and agribusiness-related operations, with notable experience in Latin America and Asia. Doug's leadership journey is enriched by a diverse range of training, including the USA Army Leadership Officer Training Program, Schreiber Foods training, Six Sigma, TQM/TPM, Autonomous Maintenance, SMED, OEE, S&OP, HACCP GMP, Branding and Marketing, and Key Account Management.


James Ryba

Vice President of Operations

James Ryba currently serves as the General Manager/Manufacturing Manager of Joiners in Columbus and he assumed the role of VP of Operations at Hilton Industries in 2023. James’ journey at Behlen began in 2019 as the AIM Team Leader, later adding the role of Continuous Improvement Manager, before becoming General Manager of the Behlen Joiner Business Unit in April 2021. James holds a Bachelor’s Degree in Industrial Engineering from UNL (1993) and an MBA from Wayne State College (2022). James is not only a dedicated professional but also an active community contributor. Serving as a Teammates Mentor for 8 years and holding a position on the board of the Columbus Teammates chapter, he exemplifies a commitment to giving back.


Sandra Selbeck

Director of Manufacturing

Sandra received a degree in Industrial Engineering from the Colombia Engineering School –Julio Garavito in Bogota Colombia.  Sandra has seventeen years of experience in increasing responsibility in engineering and manufacturing operations.  Sandra came to Hilton International Industries, Co. from Coating Applications Technology Corporation where she served as Manufacturing Manager.


Armin Ebrahimpour

Chief Design Engineer

Armin has a Bachelor of Science in Mechanical Engineering from the University of Reno Nevada. Armin brings over 20 years of engineering design experience to Hilton International Industries, Co. Armin is a recognized leader in advanced machine design and factory automation. His global exposure includes engineering positions in the United Kingdom, Italy, Spain, and the Netherlands. Armin holds numerous patents and continues to develop innovative designs for the Energy Storage industry.


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