New Zealand's civil construction leaders

Built for
Complex
Environments.

High-spec civil construction, infrastructure and renewable energy projects delivered on time, every time — across five regions, three specialist divisions.

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20+Expert staff
nationwide
5NZ regions
covered
3Specialist
divisions
15+Major
clients
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Civil Construction· Earthworks· Infrastructure· Solar Energy· Project Management· Roading & Rail· Three Waters· EPC Contracting· Structures· Sub-Divisions· Civil Construction· Earthworks· Infrastructure· Solar Energy· Project Management· Roading & Rail· Three Waters· EPC Contracting· Structures· Sub-Divisions·
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Recognised by
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BTB Group civil construction project site
KiwiRail Rail Corridor Works
Who we are

The Group
Behind the
Project.

BTB Group is a leading civil construction company operating across a wide spectrum of civil infrastructure projects. At its core is a group driven by delivering high-spec work in complex and live environments — when the project is difficult and the deadline is fixed, clients come to us.

People First
Faster problem solving and stronger results on every project.
Complex Capable
High-spec delivery in live, constrained environments.
Fixed-Date Proven
When the deadline is immovable — BTB delivers.
Nationwide
Five regions, one group — we go where the work is.
Our full story
20+Expert staff
5NZ regions
3Specialist divisions
15+Major client partners
Our divisions

Three Divisions.
One Group.

All services
TH Civil

With 20+ staff and a fleet of modern machines, TH Civil delivers the full breadth of civil construction — earthworks, three waters, roading, rail, structures and solar farm civil works.

EarthworksThree WatersRoadingRailStructuresSub-Divisions
Consult Civil

The engineering consultancy arm of the group. Specialists in project management, engineering services, engineer's rep, programme management, tendering and cost control.

Project ManagementEngineer's RepTenderingCost ControlAnalysis
Lemniscate Solar

The renewable energy division, specialising in EPC contracting and all aspects of solar development — engineering, civil works, piling, sub-structure, panelling and commissioning.

EPC ContractingCivil & PilingSub-StructurePanellingFoundations
Selected work

Recent Projects.

View all projects
Civil · Infrastructure Picton Port Redevelopment Marlborough
Solar · EPC Solar Farm EPC Delivery Canterbury Plains
Rail · Tunnel Works Rail Tunnel Nelson Line Nelson/Marlborough
Roading State Highway Works Nelson/Marlborough
Three Waters Wastewater Infrastructure Nelson/Marlborough
Sub-Divisions Retirement Village Civil Works Christchurch
Trusted by

Our Clients.

From national infrastructure operators to major construction firms and local councils — BTB Group has delivered for New Zealand's most respected organisations.

KiwiRail
Fulton Hogan
Hawkins
Naylor Love
HEB Construction
Christchurch City Council
Summerset
McKay
Robinson Construction
Isaac Construction
Simcox Construction
home. Construction
CORDE
Maven
CHINT
Tauriko Business Estate
Lightsource bp
Beca
Downer
Marlborough District Council
Where we work

Operating Nationwide.

BTB Group has a physical presence across New Zealand's major regions — with the fleet, team and capability to mobilise quickly wherever your project is.

20+Strong team
5NZ regions
3Divisions
NZWide coverage
Ready to deliver
your next project?

Talk to Jon and the team about your next civil, infrastructure or renewable energy project — wherever in New Zealand you need us.

Get in touch today