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Engineering Sketch


Our philosophy is to provide exceptional and continuous service to our clients, from the earliest planning and development stages of the project through final construction.
We will be there…….from the start through successful completion.

Trek Engineering, Inc. is a Professional Mechanical and Plumbing Engineering Firm with over 20 years of experience in the design and engineering of building mechanical and plumbing systems for a variety of commercial, institutional, military, municipal, correctional, educational, medical, retail, and restaurant facilities. Acting as Lead Engineer and Engineering Project Manager, services include the complete supervision of all aspects of the engineering and design of the heating, ventilating, and air conditioning (HVAC) and Plumbing systems from initial planning to project completion. Additional experience and capabilities include energy and building assessments. Construction Administration and Management capabilities include bidding and contractor selection, contractor and vendor coordination, submittal review and verification, construction site observation and field reports, and RFI processing.

William E. Neal, P.E
President and Senior Mechanical Engineer

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Professional Services Provided

•Mechanical and Plumbing Construction Documents
•HVAC Design Services
•Sustainable Design
•VAV System Design
•Chilled and Heating Water System Design
•Commercial Kitchen Systems Design
•Residential Systems Design
•Domestic Water and Sanitary Systems Design
•Natural Gas Systems Design
•Grease Systems Design
•Storm System Design
•Energy Assessments
•Facility Assessments
•Mechanical Title 24 Documentation
•Department of Energy Code Calculations
•Third Party Peer Review Services

Professional Registrations

Licensed Professional Engineer, AZ #M45008; Expires: 09/30/24
Licensed Professional Engineer, CA #M32264; Expires: 12/31/24
Licensed Professional Engineer, CO #M36285; Expires: 10/31/23
Licensed Professional Engineer, HI #PE12682; Expires: 04/30/24
Licensed Professional Engineer, OR #80243PE;
Licensed Professional Engineer, WA #M46255; Expires: 06/21/24

Accreditation & Education

Certified NCEES 2005

Bachelor of Science, Mechanical Engineering Technology, University of Southern Colorado, 1995
Associate of Applied Science, Mechanical Drafting Technology, Pueblo Community College, 1993

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Trek Engineering, Inc.

321 N. Rampart St. Suite 203

Orange, California 92868

1580 Makaloa Street

Suite 777

Honolulu, Hawaii 96814



CA Phone : 714.769.9700   HI Phone : 808.892.3555

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