What We do


Hardin-Davidson Engineering is a Professional Corporation in the State of California, registered as a small business, and provides electrical engineering services for construction projects.

ELETRICAL CONSTRUCTION DOCUMENTS

We specialize in the design and production of electrical plans and specifications for industrial, commercial, educational, health care, water & waste water treatment, parks and recreation, public works and transportation facilities, and renewable energy, co-gen and solar photovoltaic (PV) systems.

POWER SYSTEMS ENGINEERING

Low and medium voltage power distribution systems, including switchgear, motor control centers, distribution panels, emergency power distribution systems, uninterruptable power systems (UPS), lighting fixtures and controls, and DC-AC inverter systems.

COMMUNICATIONS SYSTEMS ENGINEERING

Network data communications, voice communications, fire detection and alarm, public address, audio/video, nurse call, intrusion, and surveillance.

RENEWABLE ENERGY

Commercial and utility scale solar photovoltaic systems for new construction and retrofits.

ENGINEERING SERVICES

We provide project construction cost estimating, engineering opinions, specifications, construction observation services, utility company coordination, and energy compliance documentation.

Principal Engineers


Richard Hardin, P.E.



Experience:

  • B.S.E.E. 1971 California State University, Fresno
  • 1977 Registered Professional Engineer, State of California No. E9125
  • 1977 Registered Professional Engineer, State of Oregon No. 9437
  • 1981 Registered Professional Engineer, State of Washington No. 19704
  • 1984 Registered Professional Engineer, State of Arizona No. 16420
  • 1992 Registered Professional Engineer, State of Nevada No. 10032
  • 37 Years’ Experience Electrical Engineering, 7 years with the Firm
  • Member Illuminating Engineering Society

Professional History:

Richard Hardin has 36 years of experience in Electrical Engineering Including: design of electrical systems for industrial, commercial, institutional, educational, health care facilities, water & waste water treatment facilities, public works and transportation facilities, parks and recreational facilities. Richard Hardin’s expertise includes design of grid interactive and off line photovoltaic solar electric systems, engine generator emergency power system, electric power distribution systems, emergency power distribution systems, lighting systems, control systems, telephone systems, local area network data/ communication systems, fire alarm and detection systems, public address and sound systems, and intrusion security systems, construction cost estimating opinions, specifications, construction observation services, and energy documentation.

Scott Davidson, P.E.



Experience:

  • B.S.E.E. 2006 California State University, Fresno
  • 2006 Registered Professional Engineer, State of California No. E17850
  • 17 Years’ Experience Electrical Engineering, 5 years with the Firm
  • Member Illuminating Engineering Society

Professional History:

Scott Davidson entered the electrical engineering field in 1990 and has over 16 years of design experience. Having worked in power systems electrical engineering with experienced, professional engineers, he is a seasoned engineer specializing in preparation of construction documents for electrical power and low voltage systems. Project / field involvement includes extensive experience in the design of electrical systems: power distribution and branch circuiting, emergency power generation, segregated power systems, lighting and lighting control systems, fire alarm and evacuation systems, local area networking, public address and sound systems, communications, and specialty systems such as security, surveillance, and home automation. Various types of projects include: new construction, remodel / alteration, and modernization projects for schools, commercial buildings, hospitals and clinics, restaurants, churches, airports, transportation facilities, municipal facilities, and custom homes. Most projects are in the California Central Valley and surrounding mountain regions.

Loren Hardin, P.E.



Experience:

  • B.S.E.E. 2004 California State University, Fresno
  • 2008 Registered Professional Engineer, State of California No. E18373
  • 8 Years’ Experience Electrical Engineering, 7 years with the Firm
  • Member Illuminating Engineering Society

Professional History:

Loren Hardin began working in the electrical engineering field under the supervision of Richard Hardin in 2000. In 2002 he acquired his EIT certificate. He continued to gain experience while attending college full time. After graduating from CSU Fresno, he obtained his professional engineering certificate. Areas of expertise include power and low voltage systems, site distribution infrastructure, and lighting design. Specific design areas include power distribution, branch circuiting, lighting fixtures and control selection, communications, data, security, and fire alarm systems design. Experience with all types of construction projects, including schools, commercial buildings, municipal facilities, and medical buildings.