 DALLAS, Dec. 28, 2020 GLOBE NEWSWIRE -- Primoris Services Corporation NASDAQ Global Select: PRIM Primoris or Company today announced that its senior management will be participating virtually in the CJS Securities 21st Annual New Ideas for the New Year Conference on Wednesday, January 13, 2021. Presentation slides will be posted that same day to the Companys Investor Relations section of its website, before the opening of trading. 