40 Under 40

40 Under 40

These winners know how to navigate excellence

Consulting-Specifying Engineer May/June 2026

2026 40 Under 40 winners announced

Alec Zimmermann, PE, 39

2026 40 Under 40: Alec Zimmermann, PE, 39

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40 Under 40 Continued

Stephen Wisniewski, PE, 33

HVAC/R and Mechanical

2026 40 Under 40: Stephen Wisniewski, PE, 33

Asrar Wasay, PE, LEED AP BD+C, 30

Energy Efficiency

2026 40 Under 40: Asrar Wasay, PE, LEED AP BD+C, 30

Christopher Unangst, PE, CSP, PMP, 39

Fire and Life Safety

2026 40 Under 40: Christopher Unangst, PE, CSP, PMP, 39

Christine Tiffin, AIA, LEED AP BD+C, ID+C, WELL AP, 37

Energy Efficiency

2026 40 Under 40: Christine Tiffin, AIA, LEED AP BD+C, ID+C, WELL AP, 37

James Taylor, PE, 38

Fire and Life Safety

2026 40 Under 40: James Taylor, PE, 38

Nitish Suresh, PE, 32

2026 40 Under 40: Nitish Suresh, PE, 32

Alexandria Stuart, PE, 30

HVAC/R and Mechanical

2026 40 Under 40: Alexandria Stuart, PE, 30

Tyler Stone, LC, CLEP, CLMC, 36

Lighting and Lighting Controls

2026 40 Under 40: Tyler Stone, LC, CLEP, CLMC, 36

Greg Smithmyer, PE, LEED AP BD+C, 40

HVAC/R and Mechanical

2026 40 Under 40: Greg Smithmyer, PE, LEED AP BD+C, 40

Graham Smith, PE, CEM, CDP 38

HVAC/R and Mechanical

2026 40 Under 40: Graham Smith, PE, CEM, CDP, 38