Wellington Engineers & Consultants

An Engineering Company Built for Wellington

Beca is an established engineering consultancy in Wellington, with decades of experience working across the capital's buildings, transport networks, water infrastructure and industrial sites. We are committed to providing innovative solutions that shape the future of New Zealand's built environment. Our Wellington team brings together civil, structural, geotechnical, mechanical, industrial and electrical engineering under one roof, supporting clients from early feasibility through to construction and long-term asset management. 
 

Our Engineering Services

We provide practical engineering services tailored to local site conditions, regulatory requirements and the realities of building and operating in a hillside harbour city. Whether you're planning a new development, upgrading existing infrastructure or looking at seismic strengthening, you can access structural, civil, geotechnical, mechanical, industrial and electrical engineering expertise from a single team.

Industrial Engineering

Our industrial engineering team supports manufacturers and other industrial operators throughout the Wellington region, helping plan and design production facilities and plant modifications with a strong focus on safety and reliable delivery. For many clients this includes staging and constructability reviews – looking closely at shutdown windows, access routes and how new equipment, panels and switchboards will tie into existing control systems so installation can proceed with minimal disruption to operations.

Mechanical Engineering

Our mechanical engineering consultants design building services and plant systems for Wellington offices, public buildings and industrial facilities, with heating, cooling, ventilation and pumping systems developed for energy and operational efficiency. Work often happens in tight existing plantrooms or on constrained urban sites, and we pay close attention to pipe routing, equipment selection and maintenance clearances so systems can be installed safely and adapted as needs change.

Civil Engineering

Our civil engineers work on projects ranging from residential infill and commercial developments through to road construction, bridge repairs and earthworks that account for the region's terrain and seismic behaviour. We also handle subdivision layouts and water and wastewater infrastructure that respond to site-specific constraints and council requirements, with designs geared towards safe, buildable outcomes that respect local planning rules and the New Zealand Building Code.

Structural Engineering

Structural engineering in Wellington covers residential alterations and commercial fitouts through to bridge design and multi-storey commercial construction, with typical work including structural design for new buildings and load-bearing wall modifications. The 2016 Kaikōura earthquake brought Wellington's building stock into sharp focus, and seismic assessment and strengthening work remains a significant part of what our structural team delivers across the city and wider region.

Geotechnical Engineering

Wellington's geology is highly variable, spanning from reclaimed harbour land in the CBD and Te Aro to weathered greywacke on the hillsides and soft alluvial soils through the Hutt Valley – and the city's position across active fault lines adds a further layer of complexity. Our geotechnical engineers carry out site feasibility assessments and analyse soil and rock conditions at the earliest opportunity, enabling you to make informed decisions and avoid costly construction delays.

Water and Hydraulic Engineering

Stormwater is a significant focus in a city with high rainfall and catchments draining to both Wellington Harbour and the Cook Strait coast, creating particular challenges around discharge quality and flood risk. Our water engineers work with Wellington City Council, Greater Wellington Regional Council and private developers on water supply, wastewater and drainage projects across the region, covering pumping station design, pipe network analysis, flood risk assessment and urban drainage planning.

Electrical Engineering

Commercial buildings, government offices and industrial sites across Wellington rely on well-designed electrical systems, and our electrical engineering consultants work across the full project lifecycle from load analysis and concept design through to commissioning support. The city's concentration of heritage structures and live industrial sites creates particular demands around upgrades and retrofits, and our team has experience managing that work with minimal disruption to building occupants.

Environmental Consulting

Our environmental consultants support developers and councils across the region with environmental impact assessment, resource consent input and contaminated land assessment for urban redevelopment and infrastructure projects. Working alongside Greater Wellington Regional Council and Wellington City Council processes, we help clients understand their obligations and move through assessment and consent with a clear view of what lies ahead.

Building Consulting

Wellington's building stock presents particular consulting challenges: a city centre with a high proportion of heritage and pre-1976 buildings, ongoing post-Kaikōura strengthening programmes, and growing demand for sustainability retrofits. Our building consultants work across condition assessments, heritage consultation, cladding reviews, code compliance and lifecycle planning. We give owners and developers a clear picture of what their building needs and what it will cost to get there.
 

Our Engineering Projects in Wellington

The Airways Wellington Control Tower replaced a 58-year-old structure that had reached the end of its operational life. Beca delivered structural, geotechnical, mechanical and electrical engineering for the new tower, which is designed to remain fully operational following a major earthquake or tsunami. The compact building required careful 3D coordination of services to achieve a clean fit, with backup power, independent water supply and a self-contained data centre built into the design from the outset.

Tākina Wellington Convention and Exhibition Centre

Tākina is Wellington's Convention and Exhibition Centre and New Zealand's first 5 Star Green Star convention centre, situated on the waterfront at the heart of the Courtenay Place precinct. Beca delivered building services engineering and sustainability strategy for the project, designing climate and lighting systems capable of supporting the venue's highly flexible room configurations while keeping energy use low. The result is a high-performance public building that has quickly become one of Wellington's most significant events venues.

8 Willis Street

An ageing 1980s office tower in central Wellington, 8 Willis Street now stands at 130% of New Zealand Building Standard after Beca's seismic retrofit – one of the highest resilience ratings achievable. Twelve fluid viscous dampers convert earthquake energy into heat, with placement carefully designed to preserve open floor plans. The IStructE Structural Awards judges noted the technical elegance of the solution, and thousands of tonnes of existing concrete were retained in place, cutting both programme time and embodied carbon.

Mackays to Peka Peka Expressway

The Mackays to Peka Peka Expressway is an 18km four-lane connection between the Kāpiti Coast and Wellington. Beca served as lead consultant for design management, engineering and consenting, navigating a complex brief that involved wetlands, culturally significant areas, soft peat deposits and proximity to major fault lines. The project includes 17 bridges along the alignment and has meaningfully improved travel times for the communities it serves.

22 The Terrace

A typical 1980s Wellington office building, 22 The Terrace now achieves a 5 Star NABERSNZ rating and an estimated 70% reduction in operational carbon – demonstrating what a well-considered retrofit can achieve without demolition. Beca's scope covered building fabric upgrades, replacement of the gas boiler with efficient modern plant, rainwater harvesting and deployment of our BTune service to identify further energy reductions once tenants returned to the building.

Wellington Museum B-Tune

Wellington Museum's mechanical systems were underperforming without anyone realising it. A dislodged outdoor air damper was drawing in far more fresh air than required, and inefficient ductwork was adding unnecessary load. Beca's BTune service identified these issues and addressed them one by one. Twelve months later, gas consumption was down 55% and electricity by 27%, equivalent to the annual energy use of 50 average New Zealand homes, with full payback of project costs achieved in the same period.
 

Let’s Talk About Your Next Project

Whatever stage your project is at, our Wellington team is ready to help. Get in touch to discuss what you need and how we can support you.
 

Awards

2022 Institute of Structural Engineers (IStuctE) Awards

Winner - Rankine Brown Library Seismic Retrofit, recognising Beca’s innovative and cost-effective approach to preserving an iconic building following the 2016 Kaikoura earthquake.

2022 Wellington People in Property Awards

TSA Management Excellence in Sustainability Award - 22 The Terrace, commending the project’s sustainability initiatives (awarded to Beca and project partners Catalyst Group and Stride Property Limited).
 

Careers at Beca

We are passionate about supporting the next generation of engineers, offering graduates and students training programmes and real-project experience that build the skills needed for a long-term career in engineering and consulting. 

Whether you're beginning your degree or looking for your first professional role, our Wellington team offers mentoring, hands-on work and a clear path toward professional registration. 

Visit our Careers page to explore opportunities and register your interest.
 

Frequently Asked Questions

How do you tailor your engineering services to Wellington’s terrain and seismic conditions?

Wellington’s steep terrain, coastal climate and seismic risks are treated as starting points rather than afterthoughts in our work. We use geotechnical investigations and site feasibility studies to understand soil and rock conditions, likely ground movement and stormwater paths, then fold that into structural and civil design choices such as foundation types, retaining walls, drainage and stormwater solutions. For each project we make the local constraints and opportunities clear, so you can see how different options affect buildability, council requirements, cost and long-term performance.

We operate a live industrial site – how do you handle mechanical and electrical upgrades without disrupting production?

For industrial and processing sites around Wellington and the Hutt Valley, we treat site installation and staging as seriously as the mechanical and electrical design itself. Our industrial and mechanical engineering teams look closely at shutdown windows, access routes, safety and security considerations, and how new plant, panels and switchboards will tie into existing systems. We work with you to develop phasing and cut-over plans that protect throughput and critical services as much as possible, while still allowing safe, compliant installation and commissioning.

What kind of structural and civil work do you do on residential and commercial properties?

In the greater Wellington region we provide structural and civil engineering for both residential and commercial projects, from new builds to alterations and extensions. That can include structural design for homes and commercial buildings, modifying load-bearing walls for renovations, seismic assessments and strengthening of older structures, and resolving practical issues such as drainage, retaining walls and access on steep or constrained sites. The focus is on transparent advice, clear documentation and designs that meet code and council expectations without overcomplicating what you are trying to achieve.

How do you support us from concept to consent and through delivery on a Wellington project?

For most projects we start by clarifying objectives, constraints and council pathways, then scope the geotechnical, civil, structural, mechanical and electrical input you need at each stage. As concepts develop, we help you refine options, prepare the engineering documentation required for planning and building consents, and respond to technical questions from reviewers, drawing on our experience with local regulations and the National Building Code. During delivery we can stay involved to review key design changes, support tendering, and provide construction-phase services.

Can you help us navigate Wellington’s council and regulatory requirements?

Yes. For many projects a key part of our role is helping clients understand how engineering decisions interact with local council rules and the New Zealand Building Code. We can assist with technical inputs to planning and building consent applications, provide supporting reports such as geotechnical investigations and seismic assessments, and respond to technical queries from reviewers. This gives you a clear path from concept to consent while managing risk and avoiding avoidable delays.