Dietary supplement manufacturer Lief Labs has brought on one of its former board members to serve as chief financial officer, the Valencia company announced May 18. Helder Guimarães has more than 14 years of experience as a business strategist for small to midsize companies, Lief said, in the energy and technology sectors. Prior to joining Lief, Guimarães held finance and business strategy roles at Envent Corp. in Long Beach; Portugal technology company Primetag; General Electric; Martifer, an energy company also based in Portugal; and Chicago-based accounting firm Crowe Horwath. “Helder has served as a board member for Lief in the past and we are excited to welcome him back to join a team of executives … to further propel the firm’s growth, expansion and momentum,” Adel Villalobos, chief executive of Lief Labs, said in a statement. “Together, this experienced leadership team will manage a talented farm system of future leaders that will drive Lief’s continued innovation, passion for quality assurance, transparency and our overall contributions as champions and stewards of the nutritional supplement industry.” “I am delighted to be joining Lief Labs at such an exciting time for the company,” Guimarães said. “Lief is expanding its business and customer base rapidly, both within the U.S. and internationally; consolidating this progress and supporting continued growth will be key in the near future.” The position of chief financial officer is new at Lief Labs, a representative from the company said. Victor Leyson and Nathan Cox will continue in their roles as vice president of finance and vice president of sales and business development, respectively. Leyson will report to Guimarães.