What Harrison Grierson Ltd does

Harrison Grierson Consultants Ltd is a privately held, New Zealand-owned engineering and design consultancy headquartered in Auckland (Parnell) with five additional offices across Hamilton, Tauranga, Wellington, Christchurch, and Queenstown. Founded in 1885, the firm operates as an integrated multidisciplinary practice spanning civil and structural engineering, planning, surveying, land development, three waters, traffic and transportation, urban design and landscape architecture, development advisory, and digital solutions. Its core business is delivering end-to-end project services — from feasibility and consenting through design and construction observation — for large-scale master-planned residential communities, industrial/employment precincts, three waters infrastructure, and district planning for councils.

The firm serves three primary client segments: private property developers (e.g., Hugh Green Group, Fletcher Residential, Carrus, Quayside Properties, Stonefields Communities), local and regional councils and government agencies (e.g., Selwyn District Council, Kāinga Ora), and iwi/Māori organisations (notably Ngāti Whakaue Tribal Lands). Underlying technology is conventional for the sector — multidisciplinary engineering software, ArcGIS Enterprise and FME Server-backed digital solutions, and surveying hardware including GPS, robotic total stations, 3D laser scanning, and fixed-wing UAVs — augmented by a proprietary Geospatial Project Viewer for real-time project data integration on flagship programmes such as the $625m Redhills Green development. Following the 2017 acquisition of e-Spatial, the digital practice has been positioned as a differentiator.

Harrison Grierson generates revenue through project-based professional service fees quoted per engagement rather than disclosed unit pricing. The go-to-market is sales-led and relationship-driven, leveraging a portfolio of award-winning projects (18+ regional industry awards 2013-2024), 140 years of brand equity, ISO 9001/14001/45001 certifications, and a founding-partner role in The Diversity Agenda Accord. Leadership transitioned in June 2023 when Karen West became Chief Executive, succeeding Managing Director Glen Cornelius. The firm holds no external private equity or venture capital investment; all permanent employees are eligible to participate in a Shares Trading Scheme, indicating broad employee ownership participation.

Name

Harrison Grierson Ltd

Legal name

Harrison Grierson Consultants Ltd

Website

https://harrisongrierson.com

Company type

Private

Founded year

1885

Operating status

Operating

Headcount range

51–100 employees

Short description

Harrison Grierson is a New Zealand-owned multidisciplinary engineering and design consultancy, founded 1885, delivering planning, surveying, civil, structural, three waters, urban design, and digital solutions across six offices to private developers, councils, and iwi organisations.

Ownership category

akta.pro rank

Headquarters

HQ city

Auckland

HQ country

New Zealand

HQ region

Oceania

Offices6 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Professional Consulting Services: Harrison Grierson generates revenue through fees for professional consulting services across its multidisciplinary practice areas, including civil and structural engineering, planning, surveying, urban design and landscape architecture, land development, traffic and transportation, digital solutions, and three waters. Revenue is project-based, driven by engagements with private developers, councils, iwi organisations, and government agencies for urban development, master-planned communities, infrastructure, and consenting work. The company has been operating for almost 140 years.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels7 records

Core offering

Harrison Grierson is a New Zealand multidisciplinary engineering and design consultancy providing integrated civil and structural engineering, planning, surveying, land development, urban design, three waters, traffic and transportation, digital solutions, and development advisory services. The firm delivers projects for private developers, councils, iwi organisations, and government agencies across New Zealand, including master-planned communities, subdivisions, infrastructure, and resource consenting work. Revenue is generated through fees for professional consulting services delivered from six offices nationwide.

Product overview

Harrison Grierson is a New Zealand urban development engineering and design consultancy operating as a unified multidisciplinary practice rather than a software platform. The company offers an integrated portfolio of nine core service lines: Civil Engineering, Planning, Surveying, Structural Engineering, Land Development, Digital Solutions, Three Waters, Urban Design & Landscape Architecture, and Traffic & Transportation, plus Development Advisory. These services work collaboratively on large-scale residential, commercial, and infrastructure projects across New Zealand. The firm has developed a proprietary Geospatial Project Viewer digital product for internal and client use on major projects, providing interactive mapping and real-time data visualization capabilities built on ArcGIS Enterprise and FME Server.

Differentiator

Problem solved

Functional benefit

Products and services

• Civil Engineering Comprehensive civil engineering services including infrastructure design, earthworks, stormwater systems, wastewater systems, and water supply for urban development projects delivered to private developers, councils, and government agencies across New Zealand.
• Planning Resource management, district plan reviews, plan changes, structure planning, and resource consenting services for residential, commercial, and industrial developments across New Zealand.
• Surveying Cadastral surveying, subdivision surveys, 3D laser scanning, UAV/drone surveying, construction set-out, and strata/unit title subdivision services delivered across New Zealand.
• Structural Engineering Structural design and engineering services for residential, commercial, and industrial buildings and infrastructure projects across New Zealand.
• Land Development End-to-end land development services including site analysis, earthworks design, infrastructure design, and construction monitoring for greenfield and brownfield developments throughout New Zealand.
• Digital Solutions Digital technology services including bespoke geospatial project viewers, GIS applications, interactive mapping tools, and data visualization platforms for infrastructure and development projects.
• Three Waters Specialized water infrastructure services covering stormwater management, wastewater systems, water supply, flood modeling, and water-sensitive urban design across New Zealand.
• Urban Design & Landscape Architecture Urban design, masterplanning, landscape architecture, and streetscape design services creating connected, sustainable communities for clients across New Zealand.
• Traffic & Transportation Transportation planning, traffic engineering, road design, walking and cycling infrastructure, and public transport planning services across New Zealand.
• Development Advisory Strategic development advisory services including feasibility studies, project feasibility assessments, and development strategy consulting for property developers and government clients in New Zealand.

Quantifiable outcome

• The Lakes, Tauranga: 1,800 residential sections, 5,000 residents, 10-hectare lake, 20km of walkways and cycleways, 100+ hectares of greenbelt reserves.
• +3 more outcomes

Named customers11 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Ten partnerships are on record, tiered key, project and flagship.

• Beca, NZ Strong, Jacobs, Ignite Architects, Studio Hanson Roberts, Stevens LawsonkeyStrategic or Co-development Partner · 1 December 2023Multi-firm alliance for the Auckland Zoo's Southeast Asia Precinct Jungle Track project, described as the biggest and most ambitious project in the zoo's 100-year history. The project ran over six years and transformed the precinct to emulate natural animal habitats.
• Pipeline & Civil LtdprojectStrategic or Co-development Partner · 1 January 2023Partnership with Pipeline & Civil Ltd on the Mairangi Bay Pump Station project, which won gold at the Auckland CCNZ HYNDS Construction Awards. The partnership delivered sustainable pump station design for Long Bay, Castor Bay, and Mairangi Bay residents.
• Lead AlliancekeyStrategic or Co-development Partner · 1 January 2023Harrison Grierson worked as part of the Lead Alliance on the Te Ara Awataha Greenway Corridor Regeneration in Northcote, Auckland. This project won both the Environmental Sustainability Project Award at the Water NZ Awards (2023) and the Excellence in Waters award at the Apopo Awards (2023).
• Kāinga OraflagshipStrategic or Co-development Partner · 1 January 2022Engaged by Kāinga Ora in 2022 to provide civil engineering and water resources engineering inputs to the Ferncliffe Masterplan. Kāinga Ora's Land Programme aims to increase supply of build-ready land for housing and urban development in Tauriko West, Tauranga.
• Monocle, Chancery Green, Titoki LandcarekeyStrategic or Co-development Partner · 29 April 2019Partners engaged in the Titanium Park Precinct North masterplanning and private plan change process. Monocle, Chancery Green, and Titoki Landcare participated in the collaborative masterplan development alongside Harrison Grierson's multidisciplinary team.
• Ngāti Whakaue Tribal LandsflagshipStrategic or Co-development Partner · 1 January 2018Long-term strategic partnership with Ngāti Whakaue Tribal Lands for the Wharenui Rise and Brent Farm development (since 2018) and Manawa Gardens (since 2022), delivering iwi-led residential and intergenerational housing developments in Rotorua.
• Rotorua Lakes Council and Bay of Plenty Regional CouncilkeyStrategic or Co-development Partner · 1 January 2018Collaborating with Rotorua Lakes Council and Bay of Plenty Regional Council on the Wharenui Rise and Brent Farm development and Manawa Gardens projects, providing regulatory alignment and community outcomes.
• Construkt ArchitectsprojectStrategic or Co-development PartnerPartnered with Construkt Architects for Fletcher Living to design Te Uru terraces at Hobsonville Point, which won the supreme award at the NZ Institute of Architects 2023 National Resene Architectural Design Awards.
• Hugh Green Group LimitedflagshipStrategic or Co-development PartnerPartnership with Hugh Green Group Limited on the $625 million Redhills Green development in West Auckland. HG led the detailed design process and resource consent applications for Raphoe village, and is at the core of the delivery team in the construction phase.
• The Diversity Agenda AccordkeyStrategic or Co-development PartnerHarrison Grierson is a founding partner and accord signatory of The Diversity Agenda Accord, focused on helping the engineering and architecture professions become more diverse and inclusive.

Scale indicators13 records

Recent moves6 records

Expansion highlights6 records

Market position

Competitive moat5 records

Customer concentration

• YouTubeyoutube.com/channel/UCu5okRHGulDnDcHeT1tM_qQ
• LinkedInlinkedin.com/company/harrison-grierson-consultants-ltd/mycompany/verification
• Instagraminstagram.com/harrisongriersonnz
• Xx.com/HGConnects

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles10 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A1 record

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Harrison Grierson Ltd