
• 1938 – Carl Long founds Carl J Long and Associates in
Pittsburgh, PA
• 1987 - Frank Wilhelm appointed president, Carl J Long
• 1989 - John Wilhelm joins staff of Carl J Long and Associates
• 2001 – John Wilhelm purchases Dynamic Design Engineering
(Johnstown, PA)
• 2002 – Carl J Long and Dynamic Design Engineering become
CJL Engineering, Inc
John Wilhelm took the helm of Carl J Long and Associates in 1989. Beginning with a small but dedicated staff of 14, John managed through acquisition and organic growth to increase the staff size by a factor of almost 10. Today, CJL Engineering has a staff of over 120 team members.