Hiap Seng Engineering Ltd

Name

Hiap Seng Engineering Ltd

Legal name

HIAP SENG INDUSTRIES LTD

Website

https://hiapseng.com

Company type

Public

Founded year

1950

Operating status

Operating

Headcount range

1,001–5,000 employees

Ownership category

akta.pro rank

Product category

Industrial Mechanical Engineering and Plant Construction Services

NAICS

Mining and Oil and Gas Field Machinery Manufacturing (33313), Oil and Gas Field Machinery and Equipment Manufacturing (333132), Agriculture, Construction, and Mining Machinery Manufacturing (3331), Utility System Construction (2371), Engineering Services (541330)

SIC

Oil & Gas Field Machinery & Equipment (3533), Construction Machinery & Equip (3531), Water, Sewer, Pipeline, Comm & Power Line Construction (1623)

akta.pro primary industry

Refinery & Petrochemical O&M / Maintenance Outsourcing (EUAEAGAG)

akta.pro secondary industry

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

Keywords

• Mechanical engineering services
• Plant fabrication installation
• Petrochemical engineering services
• Oil gas EPC services
• Industrial plant maintenance

Headquarters

HQ city

Singapore

HQ country

Singapore

HQ region

Asia

Offices1 record

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. EPC Contracts: Turnkey Engineering, Procurement & Construction contracts for oil & gas, petrochemical, and power/utilities plants. Includes tanks & terminals, natural gas receiving facilities, process piping systems, offshore compression modules, and lube oil blending plants. Projects typically range from S$10 million to S$80 million.
2. Plant Maintenance Services: Long-term maintenance contracts with refineries and petrochemical complexes including routine daily maintenance, turnaround maintenance, and de-bottlenecking services. The company has been resident maintenance contractor in all Singapore refineries for over 20 years.
3. Fabrication & Construction: Custom fabrication of storage tanks, pressure vessels, process piping modules, structural steel, and FPSO topside modules for third-party clients in the energy and chemicals sector.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Hiap Seng Engineering Ltd provides integrated mechanical engineering, plant fabrication and installation, and plant maintenance services to the oil-and-gas (upstream and downstream), petrochemical, chemical, power and utilities, and pharmaceutical industries in Singapore and Asia Pacific. Core deliverables include Engineering, Procurement and Construction (EPC) projects such as storage tanks, process piping, pressure vessels, modular compression systems, FPSO topside modules, and lube oil blending plants; long-term plant maintenance contracts (routine daily, shutdown/turnaround, planned/unplanned, de-bottlenecking); and custom fabrication through 6 workshops covering about 500,000 sq ft in Singapore.

Product overview

Hiap Seng Engineering Ltd operates as a single integrated service platform providing mechanical engineering, plant fabrication & installation, and plant maintenance services primarily to the oil-and-gas (upstream and downstream), petrochemical, chemical, power/utilities, and pharmaceutical industries. The company's portfolio consists of three core product lines: (1) Engineering, Procurement & Construction (EPC) services including process/metering skids, tanks & terminals, onshore gas facilities, offshore compression modules, lube oil blending facilities, co-generation facilities, pressure vessels, and structures; (2) Plant Maintenance Services encompassing shutdown/turnaround maintenance, routine daily maintenance, planned/unplanned maintenance, and de-bottlenecking/troubleshooting; and (3) Fabrication & Construction services for storage tanks, pressure vessels, process piping, structural steel, and modular components. These services are delivered through the company's Singapore-based fabrication facilities spanning approximately 500,000 sq ft.

Differentiator

Problem solved

Functional benefit

Products and services

• Engineering, Procurement & Construction (EPC) Integrated turnkey EPC services for oil & gas (upstream and downstream), petrochemical, chemical, power & utilities, and pharmaceutical plants, covering construction of storage tanks and terminals, process piping, pressure vessels, modular compression systems, onshore gas offtake and metering facilities, lube oil blending plants, co-generation facilities, and structural steel. Engagements typically range from S$10 million to S$80 million per project and are secured through enterprise tenders and direct negotiations.
• Plant Maintenance Services Comprehensive plant maintenance services for refineries, petrochemical, chemical, pharmaceutical and power/utilities plants, encompassing shutdown/turnaround maintenance, routine daily maintenance, planned/unplanned maintenance, and de-bottlenecking/troubleshooting. Includes mechanical, E&I, civil/buildings, refractory, insulation, blasting/painting and scaffolding works delivered by Hiap Seng's in-house engineering team.
• Fabrication & Construction Mechanical construction and custom fabrication of storage tanks, pressure vessels, process piping modules, pipe rack modules, structural steel, FPSO topside modules, and modular compression systems for third-party energy and chemicals clients, executed through Hiap Seng's six Singapore fabrication workshops covering approximately 500,000 sq ft.

Quantifiable outcome

• Built South East Asia's largest crude oil storage tank - 1 million barrel capacity double deck floating roof type
• +4 more outcomes

Named customers8 records

Segments4 records

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Four partnerships are on record, tiered core and minor.

• PTTE HIAP SENG JV SDN BHDcoreStrategic or Co-development Partner · 20 August 2015Joint venture company established in 2015 for undertaking projects in Malaysia and the region. Awarded a US$57 million contract in 2015, representing a significant regional expansion initiative.
• ProEn Scaffold Pte. Ltd.minorStrategic or Co-development Partner · 29 July 2015Company invested in 1,020,000 new ordinary shares in 2017. Provides scaffolding services supporting the company's maintenance operations.
• KUB BuildersminorStrategic or Co-development Partner · 23 May 2013Strategic alliance formed in 2013 for construction projects in the region. Focused on collaborative project execution and market expansion.
• Petrovietnam Energy Technology CorporationcoreStrategic or Co-development Partner · 28 March 2012Strategic alliance established in 2012 for Vietnam market. Combined Hiap Seng's fabrication and construction expertise with Petrovietnam Energy Technology's local market knowledge and relationships.

Scale indicators6 records

Recent moves8 records

Expansion highlights5 records

Broad incumbents

• Petrofac: International energy services contractor delivering EPC, maintenance, and turnaround services to refineries and petrochemical operators. Comparable maintenance and EPC portfolio though globally diversified.
• Worley: Global energy, chemicals, and resources project delivery and maintenance provider. Competes with Hiap Seng for downstream EPC contracts and long-term maintenance agreements across Asia Pacific.
• Wood Group (John Wood Group): Global energy consulting and engineering services firm with strong downstream and maintenance presence. Comparable in turnaround/maintenance and engineering services for refineries and petrochemical plants.
• Técnicas Reunidas: Spanish EPC contractor focused on refineries, petrochemicals, and natural gas processing. Comparable refinery EPC and gas processing plant capabilities serving similar downstream customers.
• Saipem: Global oil & gas EPC and offshore services major with strong FPSO topsides, modules, and pipeline capabilities. Overlaps Hiap Seng on offshore compression modules and onshore gas facilities at much larger scale.
• McDermott: Offshore EPC specialist in FPSO topsides, subsea, and offshore fabrication. Comparable to Hiap Seng's compression module and offshore modular fabrication offering but at global scale.

Regional players

• Muhibbah Engineering: Malaysian-based heavy engineering and construction group with oil & gas and petrochemical EPC exposure. Regional peer serving overlapping SE Asian downstream clients though headquartered in Malaysia.
• Dialog Group: Malaysia-listed integrated oil & gas services group with tank terminals, EPC, and plant maintenance services. Comparable downstream services portfolio across SE Asia though larger terminal focus.

Direct peers

• Jurong Engineering: Singapore-headquartered EPC firm serving oil & gas, petrochemical, and power clients across Asia. Comparable in regional EPC execution, fabrication scale, and customer overlap on Jurong Island projects.
• Rotary Engineering: Singapore-based EPC and maintenance contractor for refineries, petrochemical plants, and tank terminals. Most direct competitor sharing the same Jurong Island customer base, fabrication footprint, and EPC + maintenance model.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/hiap-seng-engineering-ltd

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Subsidiaries5 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 Hiap Seng Engineering Ltd