JHA Consulting Engineers

Building Services Engineering Specialists


What we do

JHA Consulting Engineers are a multidisciplinary group of building services and acoustic engineers, ESD consultants, architectural lighting designers and other specialist professionals providing a comprehensive technical services offering for all facets of the built environment industry.

JHA Mechanical


Air conditioning, ventilation, smoke extract/control, central energy plants

JHA Electrical


Power distribution, lighting systems, communications, infrastructure, generation, solar systems

JHA Hydraulics


Sanitary plumbing & drainage, potable hot & cold water, recycled water, gas services, stormwater drainage

JHA Fire Services


Fire sprinkler, smoke detection, occupant warning, evacuation (EWIS), fire hydrant & fire hose reel systems

JHA Vertical Transport

Vertical Transport

Lifts, escalators, moving walks, platforms, hoists

JHA Specialist Lighting

Architectural Lighting Design

Integrated architectural lighting, decorative & custom luminaire design, conceptual lighting master planning

JHA Level 3

Level 3

Chamber and Padmount substations, high voltage transmission line works, 33kV-132kV, street lighting, network undergrounding, site provisioning services

JHA BIM Services


Building Information Modelling project management, model design & virtual reality

JHA IT & Comms

IT & Comms

Network planning, GPON integration, app-applications, VoIP, PMS, PoS, planning & systems architecture, middleware bus integration

JHA Acoustics

Acoustic Services

Architectural acoustics, building acoustics and sound insulation, mechanical services noise control, environmental acoustics



Carbon footprint reduction, passive systems, recycled energies, trigeneration

JHA Audio Visual

Audio Visual

Medical & educational interactive collaboration, hospitality entertainment, smart home automation

JHA Latest News

JHA Consulting Engineers welcomes new Director

JHA Consulting Engineers welcomes new Director

Hadi Jalgha | Director

In his appointment to Director, JHA recognises Hadi’s unwavering commitment to our staff, our clients and our technical excellence.

‘The Calyx’, Royal Botanical Gardens wins Good Design Award

‘The Calyx’ wins Good Design Award

The Calyx – Royal Botanical Gardens

PTW Architects win Good Design Award for ‘The Calyx’

JHA Consulting Engineers reach its 100th employee in NSW

JHA Consulting Engineers reach its 100th employee in NSW

Richard Norburn – ICT Consultant

Richard Norburn the new ICT Consultant at JHA Consulting Engineers becomes the 100th employee in NSW.


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