SOUTHFIELD, Mich.–(BUSINESS WIRE)–Consulting, engineering and construction services firm Atwell, LLC is pleased to announce Mark Prawl, PE, has joined the firm as Senior Project Engineer, Power & Energy. Based in Denver, Colorado, his responsibilities include Protection & Control (P&C) design packages and associated engineering studies for high voltage substation projects for the national firm. Prawl has extensive experience in the design, construction, operation and estimating of