Innovative and Cost-Effective Structural Engineering Solutions

Optimum Structures is a premier consulting structural engineering practice based in Brisbane and trusted by Queensland’s leading architects and builders.

About Optimum Structures

For more than two decades, we have assisted countless clients across a wide gamut of sectors to achieve optimum outcomes for their projects.

Our dedicated team of engineers and draftspeople work closely with each other on all projects from their inception to completion.

We pride ourselves on our flexibility and ensure the best possible outcome for our clients by going that extra mile.

Founded in 2003, Optimum Structures is currently lead by Enda Lyons. Enda graduated from Technical University Dublin in 1998 and has worked on all facets of structural design in Australia and abroad. He is a Registered Professional Engineer of Queensland (RPEQ) and a member of Engineers Australia (EA).

Optimum Structures are committed to staying at the forefront of the latest technical developments through continual education and training of our team. We actively encourage creative dialogue with our clients, fellow consultants and builders.

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Optimum Structures operates a quality system accredited to AS/NZS ISO 9001

Our Services


New builds and refurbishments

New Residence:
Oriel Road, Clayfield

New Residence:
Aemilia Avenue, Seven Hills

3 Level Extension:
Cawmore Road, Hawthorne

Suspended Concrete Pool & Garden Over Garage:
Henry Street, Albion


New builds and refurbishments

Multi-Level Units:
Brunswick Street, New Farm

Multi-Level Government Housing:
Auckland Street, Gladstone


Schools, Universities

New Buildings:
Nambour Christian College

New Buildings:
Faith Lutheran College, Plainland

New Buildings:
Gulf Christian College

New Buildings:
Marist College, Ashgrove

New QPAT Centre:
Kooralbyn International School


Churches, Public Buildings

New Church:

Muttaburrasaurus Interpretive Centre:
Muttaburra, QLD

Precinct Bar:
Suncorp Stadium

New Childcare Centre:
Warner St, Warner


Hotels, Offices, Shopping Centres

The Balfour and Simla Hotel:
New Farm

Agnes Restaurant Redevelopment:
Fortitude Valley

Collingwood Street Redevelopment:

Structural Services For Multiple Office Fitouts:
Quadric, Unita, Urban Fitout, Apollo Properties & Herron Coorey

Multiple Store/Tavern Redevelopments:
Dan Murphy's / ALH Group


Factories, Warehouses

New Warehouse:
Brisbane Airport

New Warehouse:
Action Street, Wacol


Condition Assessments

Structural Assessment of Community Facilities:
Brisbane City Council

Pre-Purchase Assessments:
Multiple Residential Properties

Structural Assessment of Hangar Doors:
RAAF Amberley


Structural Reports

Fire Damage Report:
Residence, Tabragalba

Corehole Assessment Reports:
Multiple Highrise Buildings, Brisbane CBD & Gold Coast

Our Core Team

Enda Lyons

Enda Lyons


Murty McKeague

Murty McKeague

Senior Engineer

David Wilcox

Senior Engineer

Jo-Anne Bromage

Jo-Anne Bromage

Senior Draftsperson

Uwe Spuler

Uwe Spuler


Megan Lyons

Megan Bennett

Office Manager

Connect with us


07 3832 1347


Office Address

5/62 Curzon Street, Tennyson, QLD 4105