Silvia Chavez and Amara Rozgus

2014 40 Under 40: David Madden, LEED AP, CPD, 37

Project Manager, Heapy Engineering, Dayton, Ohio

2014 40 Under 40: John A. Rizzo, PE, 35

Lead Electrical Engineer, Project Manager, exp, Milwaukee

2014 40 Under 40: Christopher Reeves, PE, LEED AP, CEM, 35

Principal, Mechanical Engineer, CMTA Consulting Engineers, Lexington, Ky.

2014 40 Under 40: Matthew Peterworth, PE, RCDD, 30

Technology Specialist, Henderson Engineers Inc., Lenexa, Kan.

2014 40 Under 40: Jeff Oke, PE, LEED AP, 36

Project Executive, KJWW Engineering Consultants, Naperville, Ill.

2014 40 Under 40: Nicholas Moriarty, PE, 32

Fire Protection Engineer, jba consulting engineers, Las Vegas

2014 40 Under 40: Mark Koller, PE, LEED AP, 36

Senior Mechanical Engineer, Interface Engineer, Portland, Ore.

2014 40 Under 40: Jason Jullie, PE, LEED AP, 34

Associate, Electrical Engineer, ccrd, Dallas

2014 40 Under 40: Mark Knipfer, PE, LEED AP, 36

Vice President, Integrated Environmental Solutions Ltd., Atlanta

2014 40 Under 40: Josh Robischon, PE, HBDP, LEEP AP, 34

Principal, Metrix Engineers, Renton, Wash.