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Jack B. Evans, PEPrincipal |
The founder of JEAcoustics, Jack provides measurements, analyses,
engineering design, and expert witness for mechanical noise control,
architectural sound isolation, structural vibration, and environmental noise in
addition to firm management and marketing. His technical specialties are in the
mechanical and structural engineering disciplines, relating to architectural
acoustics, building vibration, and mechanical noise control. Mr. Evans has
been actively involved in acoustics, noise control, facilities services, and
microelectronics projects as a consultant, designer, and construction manager
since 1975. Jack has been an invited speaker on various
topics of vibration, acoustics, noise control, and professional service
business development at the University of Texas and a number of professional
societies and architectural firms. He has presented technical papers at
international conferences in the US, Europe and Asia. Mr. Evans has served as
President of the Travis Chapter of the Texas Society of Professional Engineers
(1993-1994), Vice President of the Austin ASHRAE Chapter (1998-1999),
and was appointed to the 1991-1993 term of the City of Austin Environmental
Advisory Board. He earned a Bachelor of Science Degree in Architectural
Engineering at the University of Texas at Austin in 1975. He is a Registered
Licensed Professional Engineer in Texas since 1982, No. 52472.
Résumé 
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Chad Himmel, PEAssociate |
Chad is responsible for project management and scheduling. He conducts and
supervises measurements, analyses, engineering design, detailing, and
recommendations in each of JEA's major disciplines. Mr. Himmel's academic
background and consulting experience includes work in architecture and engineering, leading to
excellent integration of acoustics and vibration disciplines with building
design and construction. He was a consultant at Yantis Acoustical Design (now Sparling)
in Seattle. He has been a presenting speaker on various areas of
acoustics and vibration at the University of Texas, national TSA
and AIA conventions, local chapters of ASHRAE and AIA, a local high school and neighborhood association,
and has presented technical papers at international
conferences in North America and Europe. In addition to graduating with high honors from the
University of Texas, Chad was awarded the AIA Medal of Honor for Academic
Excellence in 1992. He is a Licensed Professional Engineer in Texas since 2002,
No. 90175.
Résumé 105 KB
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Joshua Leasure, PESenior Consultant |
Joshua conducts conducts measurements, analysis, and detailing for
architectural acoustics, sound isolation, mechanical noise control, and
environmental noise. Joshua's interests and technical specialties
include computer modeling, transportation noise, community noise, and
acoustics and vibration measurement. Joshua enjoys finding ways of
contributing to the local community, such as participating in and
lending technical expertise to discussions on local community noise
issues and volunteering at the regional science fair. He was an
Associate at Veneklasen Associates in Los Angeles, California, and
worked in environmental noise at Hankard Environmental in Fort Collins,
Colorado. After earning his B.S. in Mechanical Engineering from the
Colorado School of Mines in 2002, he did noise research for CSM's
Western Mining Research Center. He is a Licensed Professional Engineer
in Texas since 2009, No. 105059.
Résumé 105 KB
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Mark Leger, EITConsultant |
JEAcoustics.com