UES Holdings

What UES Holdings does

UES Holdings Pte Ltd is a Singapore-based environmental engineering company that designs, builds, owns, and operates water, wastewater, and waste-to-energy infrastructure. The company's technology portfolio covers membrane bioreactor (MBR) and microfiltration systems for municipal and industrial wastewater treatment, brackish water and seawater reverse osmosis (BWRO/SWRO) for NEWater production and desalination, sludge incineration (800 tonnes/day) and food waste treatment (400 tonnes/day) facilities within the Tuas Nexus IWMF, biogas-to-energy systems, medical waste non-incineration treatment, and a family of oil-water separation equipment (GOS, KGOL/NSKGOL, SRC, PWT series). Its flagship Tuas Nexus project is described as the world's first integrated wastewater and solid waste treatment facility.

The company generates revenue primarily through engineering, procurement, and construction (EPC) contracts and long-term Design-Build-Own-Operate (DBOOs) concessions awarded via competitive tenders, with Singapore's PUB and NEA as anchor clients. Pricing is not publicly disclosed; contract values disclosed in company history exceed S$100 million per award package (e.g., 2013 and 2015 multi-project awards; Tuas Water Reclamation Plant multi-package works; IWMF EPC2). Distribution is direct-to-government, supplemented by joint ventures (notably UES-CHEC JV) and an expanding partnership channel into China, Malaysia, Thailand, and Vietnam.

UES traces its operating heritage to 1930s regional waterworks contracting, was separated and rebranded from United Engineerings Limited in 2016, and was acquired by China Harbour Engineering Company Ltd (CHEC) via merger in 2023. Headcount is 51–100 employees, suggesting a highly subcontracted, asset-light EPC model, with in-house fabrication via subsidiary Solid M&Z Pte Ltd and a Beijing Representative Office established in 2024. The company holds ISO 9001, ISO 14001, ISO 45001, and BizSafe STAR certifications, and has accumulated multiple RoSPA Gold and SHARP safety awards alongside the 2016 Global Water Deal of the Year.

Name

UES Holdings

Legal name

UES Holdings Pte Ltd

Website

https://uesh.sg

Company type

Private

Founded year

2016

Operating status

Operating

Headcount range

51–100 employees

Short description

Singapore-based environmental engineering company providing EPC and DBOO services for water treatment, wastewater reclamation, desalination, and waste-to-energy infrastructure, primarily serving Singapore government agencies PUB and NEA, with expanding presence across Southeast Asia and China.

Ownership category

akta.pro rank

Product category

Environmental Engineering Services

NAICS

Solid Waste Combustors and Incinerators (562213), Electric Power Generation (22111)

SIC

Water Supply (4941), Cogeneration Services & Small Power Producers (4991)

akta.pro primary industry

Construction Management & General Contracting (EPCM, Scheduling, QA/QC, HSE) (EUAMAFAJ)

akta.pro secondary industries

Desalination Plant EPC, O&M & Performance Optimization (EUANAFAK), Building Management & Facility Control Systems (BMS/BAS, Power Monitoring, EPMS) (EUAEAFAJ)

Keywords

• Environmental engineering services
• Water treatment infrastructure
• Wastewater treatment systems
• Waste management solutions
• Desalination plant construction

Headquarters

HQ city

Singapore

HQ country

Singapore

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. EPC (Engineering, Procurement, Construction) Projects: The primary revenue stream comes from EPC contracts for large-scale environmental infrastructure projects including water reclamation plants, waste management facilities, and desalination plants. Projects are awarded through competitive tenders from government agencies.
2. DBOO (Design, Build, Own, Operate) Projects: Long-term infrastructure projects where UES designs, builds, owns, and operates facilities. Examples include the Second Changi NEWater Plant DBOO project which won Water Deal of the Year at the 2016 Global Water Awards.

Go-to-market motion2 records

Distribution channels3 records

Marketing channels6 records

Core offering

UES Holdings designs, builds, owns, and operates environmental infrastructure for water, wastewater, waste, and renewable energy through EPC and DBOO project delivery. It serves as a system integrator and process engineering services provider for the environmental sector, with capabilities spanning membrane-based water treatment, desalination, sludge and food waste processing, biogas generation, and specialized oil-water separation equipment.

Product overview

UES Holdings is an environmental engineering company offering integrated water, wastewater, and waste management solutions. Their portfolio includes water treatment solutions (municipal/industrial wastewater, NEWater production, desalination), Process M&E Engineering services, Waste & Renewable Energy solutions (sludge treatment, biogas generation), and Medical Waste management. The company also manufactures specialized oil-water separation equipment including the GOS Series, KGOL/NSKGOL Series, SRC Rotary Coalescing Filter, and PWT Series products. These offerings are delivered as engineering, procurement, and construction (EPC) services and operate on a project-by-project basis rather than as a software platform.

Differentiator

Problem solved

Functional benefit

Products and services

• Water Treatment Solutions Comprehensive water and wastewater treatment solutions including municipal sewage treatment (MBR), NEWater production (MF + BWRO), seawater desalination (SWRO), and pipeline/sewer network services. Delivered primarily as EPC and DBOO projects for government water agencies and large industrial clients.
• Process M&E Engineering Mechanical and electrical engineering services for water infrastructure, focusing on innovative design, value engineering, and energy-efficient plant construction for environmental and process plant projects.
• Waste & Renewable Energy Solutions Waste-to-energy and renewable energy technologies including sludge treatment, food waste treatment, biogas generation, and biofuel production from municipal and agricultural waste. Includes the 800 tonnes/day Sludge Incineration Facility and 400 tonnes/day Food Waste Treatment Facility at NEA's IWMF in Tuas Nexus.
• Medical Waste Management Non-incineration medical waste treatment solutions delivered through sister company UE Envirotech (Beijing) Co. Ltd, serving populations of millions in China using technology recognized by the UN Environmental Program POPs.
• GOS Series High Performance Oil-Water Separator High-performance oil-water separation equipment for treating oily wastewater in refineries, petrochemical plants, and various industrial applications.
• KGOL/NSKGOL Series Auto-Cleaning Oily Water Rapid Filter Auto-cleaning filtration system for rapid treatment of oily water with minimal maintenance requirements.
• SRC Rotary Coalescing Filter Rotary coalescing filter technology for effective oil-water separation in various industrial settings.
• PWT Series High Performance Oily Water Filter High-performance filtration system for treating oily wastewater to meet stringent discharge standards.

Quantifiable outcome

• Tuas Nexus - World's first integrated wastewater and solid waste treatment facility
• +3 more outcomes

Named customers7 records

Segments4 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature12 records

Partnerships

Eight partnerships are on record, tiered exploratory and core.

• Sarawak Government (Malaysia)exploratoryStrategic or Co-development Partner · 17 October 2025Sarawak delegation visited Tuas Nexus facility to explore potential cooperation in eco-friendly technology and sustainable city development. Both parties expressed strong interest in expanding collaboration for resource circulation and environmental governance initiatives.
• Perbadanan Bekalan Air Pulau Pinang Sdn Bhd (PBAPP)exploratoryStrategic or Co-development Partner · 6 October 2025High-level meeting to explore potential strategic collaboration in advanced water treatment technologies. Focus areas include advanced wastewater treatment, water reclamation (NEWater), and desalination to support Penang's water security.
• Stecon Power Co., LtdexploratoryStrategic or Co-development Partner · 26 September 2025MOU signing at Thailand-China Cooperation EXPO 2025 to explore cooperation in environmental and water infrastructure projects in the region.
• Gaopin (Beijing) Tech Co LtdcoreTechnology or Integration · 8 September 2025Three-year strategic cooperation agreement to jointly develop integrated water and wastewater solutions for the semiconductor manufacturing industry in Southeast Asia. Gaopin provides advanced technologies in ultra-pure water and water recycling systems while UES contributes environmental infrastructure expertise and project execution capabilities.
• WELLE Environmental GroupcoreStrategic or Co-development Partner · 4 September 2025Cooperation framework agreement to jointly develop environmental protection market in Southeast Asia. Focus areas include municipal waste treatment, food waste management, landfill leachate treatment, and anaerobic digestion of organic waste for biogas production. UES provides market expertise and EPC capabilities while WELLE contributes advanced technological support and equipment.
• Shenzhen Water Science Technology Co., Ltd.coreStrategic or Co-development Partner · 1 January 2025Tripartite cooperation with Shenzhen Water Science Technology and China Municipal Engineering Southwest Design & Research Institute for smart water projects across China, Singapore, and Southeast Asia. UES provides EPC experience and market presence, Shenzhen Water contributes smart water system integration and digital transformation, while Southwest Design offers municipal engineering and BIM/CIM capabilities.
• China Municipal Engineering Southwest Design & Research Institute Co., Ltd.coreStrategic or Co-development Partner · 1 January 2025Tripartite cooperation for smart water projects. Provides robust capabilities in municipal engineering and digital innovation including BIM and CIM applications.
• Anaergia Singapore Pte LtdcoreStrategic or Co-development Partner · 2 August 2022UES-CHEC Joint Venture partnered with Anaergia Singapore Pte Ltd for Singapore NEA's IWMF Food Waste Treatment Facility. This collaboration brings Anaergia's expertise in organic waste treatment and biogas generation to the integrated waste management facility at Tuas Nexus, Singapore.

Scale indicators7 records

Recent moves9 records

Expansion highlights5 records

Direct peers

• Hyflux: Singapore-based water and environmental engineering company specializing in desalination, NEWater, and membrane technology. Most directly comparable — UES CEO and COO are both ex-Hyflux leadership, and the companies share the same Singapore water EPC market, customer base (PUB), and core technology stack.
• Black & Veatch: Global water EPC and engineering firm specializing in desalination, water treatment, and wastewater infrastructure. Comparable for its full-scope EPC delivery model on large municipal water projects and similar customer base of public utilities.

Broad incumbents

• Sembcorp Industries: Singapore-listed conglomerate with significant environmental services and water treatment exposure across SE Asia. Comparable as a Singapore-headquartered environmental infrastructure player, though operating at much larger scale and as a diversified group rather than a focused EPC specialist.
• Keppel Infrastructure: Singapore-based infrastructure arm of Keppel Corporation with water, waste, and energy operations. Comparable for its Singapore environmental infrastructure focus and government agency relationships, though it operates as part of a much larger diversified group.
• China Harbour Engineering Company (CHEC): Chinese SOE parent of UES since the 2023 M&A. Comparable as a large-scale EPC contractor with overlapping environmental and marine infrastructure capabilities, providing the capital and geographic reach that UES leverages for cross-border expansion.
• AECOM: Global infrastructure consulting and EPC firm with strong water and environmental practices. Comparable for its integrated design-build-operate capabilities on large water and environmental projects, though operating at significantly larger scale.
• Jacobs Solutions: Global engineering and environmental services firm with substantial water, wastewater, and environmental remediation practices. Comparable for advanced water treatment EPC delivery and similar municipal utility customer base.
• Suez Water Technologies & Solutions: Global water and waste management major with strong Asia-Pacific presence. Comparable for desalination and wastewater treatment capabilities, though operating globally across the full water value chain including DBOO concessions.
• Veolia Water Technologies: Global environmental services leader in water and waste management with significant Singapore and Asia operations. Comparable for integrated water and waste solutions delivery to municipal and industrial clients.

Emerging players

• Anaergia: Canada-headquartered organic waste-to-energy company and UES's JV partner on NEA's IWMF Food Waste Treatment Facility. Comparable for biogas generation and food waste treatment technology, representing the specialized waste-to-energy segment of UES's portfolio.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/ues-holdings

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles9 records

Subsidiaries3 records

Funding overview

Funding rounds

Investors

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 UES Holdings