Leach & Co Waste Managers & Contractors

What Leach & Co Waste Managers & Contractors does

Leach & Co Waste Managers & Contractors is a privately held New Zealand specialist waste management company headquartered in Paeroa, providing landfill design, construction, operations, management, closure, and rehabilitation services. The company traces its waste-sector operations to 1998 through predecessor HG Leach & Co Ltd (established 1952) and was formally incorporated as Leach & Co on 3 September 2018 following a board-restructured spin-off that separated landfilling and contracting from aggregates and quarrying. Its primary customers are New Zealand local government councils — including Wellington City Council, Hutt City Council, Rotorua District Council, Hastings District Council, and Marlborough District Council — and the Government of Fiji's Department for Environment, the latter served through wholly owned subsidiary HG Leach (Fiji) Pte Ltd which has operated the Naboro Landfill since 2005.

The company's technical capabilities center on composite lining systems (Compacted Clay, Geosynthetic Clay, and Flexible Membrane Liners), shotcrete with polyurea lining, landfill gas collection and destruction systems, and leachate treatment including aerated wetland systems. It manages the Southern Landfill in Wellington (processing ~70,000 tonnes of refuse plus 15,000 tonnes of dewatered sewage sludge per annum), an ongoing construction engagement at Silverstream Landfill with Hutt City Council since 2006, and the only Class 1 Landfill in the Pacific islands at Naboro, Fiji, where approximately 800,000 m3 of new airspace has been constructed across 6 cells to date. All NZ operations are certified to ISO 14001:2015 Environmental Management System, with the company maintaining WasteMINZ and bilateral NZ-Fiji business council memberships.

Leach & Co generates revenue primarily through long-term government contracts for landfill operations and management, construction services for new landfill cells and closures, and concession economics from the Fiji Naboro site. Gate fees at Southern Landfill are collected by Wellington City Council, so the company's revenue from that site is driven by contract management fees rather than throughput pricing. Go-to-market is enterprise field sales via direct government tendering, with no traditional marketing channels. The company operates with a small listed headcount of 1-10 employees, though this appears understated relative to operational scope, suggesting heavy reliance on subcontracted labor and specialist contractors across multiple active sites in New Zealand and Fiji.

Name

Leach & Co Waste Managers & Contractors

Legal name

H.G. Leach & Co. Ltd.

Website

https://leachltd.co.nz

Company type

Private

Founded year

2018

Operating status

Operating

Headcount range

1–10 employees

Short description

Leach & Co is a New Zealand-based specialist waste management contractor providing landfill design, construction, operations, and management services to local government councils in New Zealand and the Government of Fiji via wholly owned subsidiary HG Leach (Fiji) Pte Ltd.

Ownership category

akta.pro rank

Product category

Solid Waste Management Services

NAICS

Solid Waste Landfill (562212), Waste Treatment and Disposal (56221)

SIC

Refuse Systems (4953), Sanitary Services (4950)

akta.pro primary industry

Landfill Operations & Disposal Services (IMAIAFAL)

akta.pro secondary industries

Leachate Collection & Treatment Services (BPALACAI), Landfill Disposal & Final Disposal Logistics (Cake Haulage, Tipping, Permitting) (EUANAHAJ)

Keywords

• Solid waste management
• Landfill operations
• Landfill construction
• Waste management contracting
• Refuse transfer stations

Headquarters

HQ city

Paeroa

HQ country

New Zealand

HQ region

Oceania

Offices4 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Landfill Operations and Management Contracts: Long-term contracts with local government councils (Wellington City Council, Hutt City Council) and government departments (Fiji Department for Environment) for the operations and management of landfills, including refuse transfer stations. Revenue generated through contracted service fees.
2. Gate Fees and Waste Disposal: Revenue from waste disposal fees at operational landfills. Southern Landfill receives approximately 70,000 tonnes of refuse per annum plus 15,000 tonnes of dewatered sewage sludge per annum. Wellington City Council operates entry kiosks and collects gate fees.
3. Landfill Construction and Contracting Services: Construction services for landfill development, closure, remediation, and gas collection systems. Contracts include design and construction of landfill cells, liner systems, and civil engineering works for government clients.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

Leach & Co provides specialist solid waste management services including landfill design, construction, operations, management, closure, and rehabilitation. Core offerings span landfill operations under long-term government contracts, landfill cell construction with composite lining, leachate treatment and landfill gas collection/destruction systems, refuse transfer station management, and civil engineering contracting works for the waste industry. Clients are predominantly local and national government entities in New Zealand and the Pacific.

Product overview

Leach & Co is a waste management company operating as a single unified service offering focused on the solid waste industry. The portfolio consists of three interconnected service pillars: Landfill Operations (management of Southern Landfill Wellington and Fiji operations), Landfill Construction (design and build of landfill cells including Tirohia, Rotorua, Silverstream, and Naboro), and Contracting Services (civil engineering works, earthworks, and specialist waste industry construction). The subsidiary HG Leach (Fiji) Pte Ltd extends operations into the Pacific region. The company offers a vertically integrated approach combining construction expertise with ongoing operational management.

Differentiator

Problem solved

Functional benefit

Products and services

• Landfill Operations Complete landfill management and operations services including staffing, disposal operations, environmental compliance, and site monitoring. Operates Southern Landfill in Wellington under contract for Wellington City Council, processing approximately 85,000 tonnes per annum. Also operates the Naboro Landfill in Fiji through subsidiary HG Leach (Fiji) Pte Ltd.
• Landfill Construction Specialist construction services for the solid waste industry including landfill cells, closure works, remediation, and gas collection systems. Constructs landfills to highest specifications with composite lining, leachate and gas collection systems, including projects at Silverstream (Wellington), Rotorua, Tirohia, and Naboro (Fiji).
• Contracting Services Civil engineering contracting works for waste industry projects including bulk earthworks, site rehabilitation, roading and drainage, minor earthworks, reinforced earth walls, and ground anchors. Offers complete solutions combining construction expertise with ongoing landfill operations knowledge.
• HG Leach (Fiji) Pte Ltd - Pacific Operations (Naboro Landfill) Wholly owned subsidiary operating the Naboro Landfill in Fiji for the Department of Environment since July 2005. Provides solid waste handling, transportation, disposal, and landfill design and construction services in the Pacific region. Naboro is the only Class 1 Landfill in the Pacific islands.

Quantifiable outcome

• Southern Landfill processes approximately 85,000 tonnes per annum including 70,000 tonnes of refuse and 15,000 tonnes of dewatered sewage sludge
• +2 more outcomes

Named customers6 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Four partnerships are on record, tiered core and minor.

• HG Leach (Fiji) Pte LtdcoreOthers · 1 July 2005HG Leach (Fiji) Pte Ltd is a wholly owned subsidiary of Leach & Co Ltd. The subsidiary operates the Naboro Landfill for the Government of Fiji's Department for Environment since July 2005. All staff are Fijian nationals trained in modern landfilling practices. This subsidiary enables Leach & Co's Pacific operations.
• WasteMINZ (Waste Management Institute of New Zealand)minorOthersLeach is a member of WasteMINZ, the Waste Management Institute of New Zealand. Membership ensures frequent peer review and formal commitment to industry best practice. Provides access to industry networking and knowledge sharing.
• Fiji NZ Business CouncilminorOthersLeach is a member of the Fiji NZ Business Council, supporting business relationships between New Zealand and Fiji.
• New Zealand Fiji Business CouncilminorOthersLeach is a member of the New Zealand Fiji Business Council, supporting cross-border business development and relationships between the two countries.

Scale indicators5 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• Veolia Australia and New Zealand: Veolia ANZ is a large established operator of landfills, transfer stations, and resource recovery facilities across Australia and New Zealand, including hazardous and industrial waste services — comparable to Leach & Co across refuse disposal, transfer stations, and industrial waste management.
• Fulton Hogan Limited: Fulton Hogan is a major Australasian infrastructure and civil contractor that delivers landfill cell construction, earthworks, and roading works for councils, directly competing for the same landfill construction and contracting tenders that Leach & Co pursues.
• Cleanaway Waste Management Limited: Cleanaway is an ASX-listed leading waste management company operating landfills, transfer stations, and collection services across Australia with some New Zealand exposure, serving similar municipal and industrial customers to Leach & Co.
• Downer EDI Limited (Downer Group): Downer is a large ASX-listed infrastructure services group with waste management, environmental services, and landfill operations across Australia and New Zealand, overlapping with Leach & Co on landfill operations and civil contracting for waste infrastructure.
• SUEZ (now part of Veolia) - recycling & resource recovery NZ operations: SUEZ operates recycling, resource recovery, and waste treatment services in Australia/New Zealand with municipal and industrial customers, comparable in waste services and resource recovery offerings to Leach & Co's value proposition.

Direct peers

• EnviroWaste (EnviroWaste Services Ltd): EnviroWaste is a NZ private specialist waste services company providing liquid waste, industrial services, and landfill management to local government and industrial clients, overlapping with Leach & Co's landfill operations, leachate handling, and contracting services in New Zealand.
• Waste Management New Zealand (Waste Management NZ Ltd): Waste Management NZ is one of the largest private waste and landfill operators in New Zealand, providing collection, transfer, landfill disposal, and resource recovery services to councils and commercial customers — directly comparable to Leach & Co's landfill operations and contracting model.

Emerging players

• Green Gorilla NZ: A New Zealand-based waste services company providing skip bins, refuse collection, and transfer station services to commercial and residential customers, partially overlapping with Leach & Co's refuse transfer station and construction contracting business.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Subsidiaries1 record

Funding overview

Funding rounds1 record

Investors1 record

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

M&A

Investments

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

Frequently asked questions about Leach & Co Waste Managers & Contractors