Principals

By Rafael Gomez|2023-02-09T13:44:28-06:00February 25th, 2022|Categories: Electrical Engineers, Principals, Specialty Consultants|

Vice President + Principal + Electrical + Acoustical

Randy Hassler, PE, LEED AP

Randy Hassler, PE, LEED AP

By Rafael Gomez|2023-02-09T13:44:05-06:00February 25th, 2022|Categories: Mechanical Engineers, Principals|

Principal + Mechanical

Chuck Dale-Derks, P.E., LEED AP

Chuck Dale-Derks, P.E., LEED AP

By Rafael Gomez|2023-02-09T13:47:52-06:00February 25th, 2022|Categories: Mechanical Engineers, Principals|

Principal + Mechanical

Erik Eaves, P.E.

Erik Eaves, P.E.

By Rafael Gomez|2023-02-09T13:46:30-06:00February 25th, 2022|Categories: Mechanical Engineers, Principals|

Principal + Business Development Lead + Mechanical

Eric Schactman, P.E., CFO

Eric Schactman, P.E., CFO

By Rafael Gomez|2023-02-09T13:47:16-06:00February 25th, 2022|Categories: Principals|

Principal + CFO

Matt Costantinou

Matt Costantinou

By Rafael Gomez|2023-02-09T13:45:03-06:00February 25th, 2022|Categories: Electrical Engineers, Principals|

Principal + Electrical

Keith Esarey, PE, LEED AP

Keith Esarey, PE, LEED AP

By Rafael Gomez|2023-02-09T13:45:53-06:00February 24th, 2022|Categories: Mechanical Engineers, Principals|Tags: mechanical engineer, principal|

President + Principal + Mechanical

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1000 Clark Ave St. Louis, MO

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