About Us

Lawrence Engineering Group is a full-service mechanical engineering firm providing plumbing, fire sprinkler, heating, ventilation, refrigeration, and air conditioning design, energy audits/studies, commissioning and construction administration services. The firm has been involved in the design and construction of major projects in Central California. The firm is the largest mechanical consulting office in the Central Valley. The present staff includes 7 licensed mechanical engineers, graduate mechanical engineers, technical support and administrative/clerical staff.

The strong educational and practical background of the key personnel, utilizing the latest technology for analysis, modeling, design, drafting, energy budgeting, and life cycle costing, gives the company the ability to produce projects that are both practical and efficient. The company is widely recognized for its innovative, energy-conscious approach to mechanical systems design, which incorporates both value engineering and energy conservation.

The firm has been retained by public organizations such as the City and County of Fresno, PG&E, California State University – Fresno, State Center Community College District, Pacific Telephone, fifty school districts, and well over thirty architectural firms to provide services for projects ranging from small rehabilitations to those with over $120 million in construction costs. Projects include twenty-seven county and state facilities, forty-one hospitals, seventy-five office buildings, over fifteen hundred schools, and fifty-four shopping centers. Projects and clients are located in the San Joaquin Valley from Modesto to Bakersfield.

MECHANICAL

Gary S. Hughes, P.E.
Senior Mechanical Engineer
MSIT, BSME CSU Fresno
Joined firm in 2000
Registrations:
CA # M18685
NEV # ME10603

Chris Hughes, P.E.
Mechanical Engineer
BSME CSU Fresno
Joined firm in 2023
Registrations:
CA #M40945

Wayne McCracken, EIT
Mechanical/Plumbing Designer
BSME CSU Fresno
Joined firm in 2019

Paul Xiong, P.E.
Mechanical Engineer
BSME CSU Fresno
Joined firm in 2017
Registrations:
CA #M40267

Creighont Whaley, EIT
Mechanical Designer
BSME CSU Fresno
Joined firm in 2016

Leon H. Brown
Senior Mechanical Designer
A.S. Fresno City College
Joined firm in 1978

Raj Gill
Mechanical Designer
BSME CSU Fresno
Joined firm in 2022

Brent Yang
Mechanical Designer
BSME CSU Fresno
Joined firm in 2023

Anthony Amorino
Mechanical Designer
Joined firm in 2021

Gary West
Mechanical Designer
Joined firm in 2023

PLUMBING

Ronald Moore, CPD
Senior Plumbing Designer
Joined firm in 2012

Steve Dezso
Plumbing Designer
Joined firm in 2022

David Murov
Plumbing Designer
BSIT CSU Fresno
Joined firm in 2013

Nicklaus Heppner
Plumbing Designer
A.S. – CADD Fresno City College
Joined firm in 2021

FIRE PROTECTION


Ed Long, CFPS, CET
Senior Fire Protection Designer
Joined firm in 2012
Registrations:
NFPA CFPS
NICET Level III

Baltazar Burns
Fire Protection Designer
Liberal Studies, BA CSU Fresno
Joined firm in 2013

Benjamin Long
Fire Protection Designer
Joined firm in 2013

Timothy A. Long, ACRP
Fire Protection Designer
Fresno City College
Joined firm in 2017

CONSTRUCTION ADMINISTRATION

 

Jose Jaime
Construction Administration
A.S. – CADD ITT Technical Institute
CSU Fresno
Joined firm in 2016

Anthony Kupina
Construction Administration
BSME CSU Fresno
Joined firm in 2017

Charlie Merino
Construction Administration
CSU Fresno
Joined firm in 2023

CAD/BIM

David Sylvester
CAD Manager
Fresno City College
Joined firm in 2017

Dominic Gonzalez
Drafting Technician
Joined firm in 2023

Joshua Sharp
Drafting Technician
Joined firm in 2024

Kyle Yang
Drafting Technician
Joined firm in 2025

Gustavo Zavala
Drafting Technician
BSME CSU Fresno
Joined firm in 2022

Dalton B. Smith
IT Manager/Specifications
Joined firm in 1980

ADMINISTRATIVE PERSONNEL

Sue Staicer
Business Manager
BA, CSU Fresno
Joined firm in 2018


Sarah Ellis
Accounting Specialist
Joined firm in 2025


Kimberly Enns
Office Administrator
Joined firm in 2020