HOUSTON — Ref-Chem has welcomed several new hires to its team and also announced a promotion. Bryce Hightower has been promoted to Information Technologies (IT) director. He has managed the IT department since 2007. Sarah Corona has joined as a professional staffing coordinator. She has 21 years of experience in human resources and recruiting. Jared Jenkins has joined as a senior estimator. He has 13 years of experience in estimating structural, mechanical, piping and instrumentation. Billy McKinley has joined as HSE field manager. He has more than 14 years of HSE-related experience in oil and gas construction, manufacturing and health care. Jeffrey Morrow has joined as HSE compliance manager. He has more than 30 years of HSE-related experience in engineering and construction. For more information, visit www.ref-chem.com or call (888) 685-8531.