Rick Ramthun

Rick Ramthun is a seasoned engineering professional with extensive experience in controls and plant engineering. Currently serving as a Senior Engineer at GrayMatter since May 2025, Rick has previously held positions as a Controls Engineer at Otsuka ICU Medical LLC and ICU Medical between March 2022 and May 2025. Prior roles include Plant Engineer at Lonestar II Management Co. LLC and NAES Corporation, as well as a Materials Engineer at Isolux Corsan USA. Rick's engineering career began at TXU, where Rick worked as a Technical Supervisor and Senior Engineer from June 1985 to December 2005. Rick holds a Bachelor of Science in Mechanical Engineering from Texas A&M University.