What Woori Technology does

Woori Technology Inc. (KOSDAQ: 032820) is a South Korean industrial control systems company founded in 1993 by five Seoul National University engineering graduates. The company's core franchise is the localization of Man Machine Interface System / Distributed Control Systems (MMIS DCS) for nuclear power plants — its flagship OPERA SYSTEM-1400 is the first and only domestically developed nuclear DCS in Korea, featuring VME-BUS-based hardware, high-speed CPU, 10ms control loop execution, and dual redundancy. The company operates a 5-year exclusive DCS supply partnership with Doosan Enerbility for domestic and international nuclear projects, and its systems are deployed across KHNP-operated reactors including Hanul, Hanbit, and Shin-Wolsong units. Auxiliary offerings include an FPGA-based Diversity Protection System (DPS) — the first application in Korean nuclear facilities — and SIL4-certified railway PSD/CBTC signaling systems, the latter exported to SNCF in France via a consortium including Korean research institutes.

Woori Technology runs five operating segments: SYSTEM (nuclear power plant control), SOC (railway control and Platform Screen Doors), WINDPOWER (offshore wind installation services), DEFENSE (military vehicle systems via subsidiary WooriDS), and SMARTFARM (AI/Big Data-enabled agriculture). Revenue is generated primarily through long-cycle project contracts and public procurement, with nuclear historically accounting for 65% of revenue (as of 2009). The customer base is highly concentrated around a small number of state-owned utilities and large Korean conglomerates: KHNP, KEPCO, Korea East-West Power, Doosan Enerbility, Hyundai Rotem, and Korean railway operators. Pricing is set through contract negotiation and public procurement rather than disclosed list pricing.

Beyond core industrial controls, Woori has expanded into adjacent verticals through wholly-owned subsidiaries: WooriDS for K-Defense components, Wave Jeong-eup for catalytic plastic-to-naphtha recycling (processing 6,500 tons of waste plastics annually, with a first supply contract with Trafigura for European, American, and Asian distribution), Verticle (LED chips, acquired 2009), and Woori Biome (microbiome diagnostics, established 2018). International footprint spans France, Middle East (Qatar, Jordan), Spain, Vietnam, and the UK via the Sabien Technology Group and LowCarbon partnerships established in late 2025 for international Recycled Green Oil plant development.

Name

Woori Technology

Legal name

WOORI TECHNOLOGY INC.

Website

https://wooritg.com

Company type

Public

Founded year

1993

Operating status

Operating

Headcount range

51–100 employees

Short description

Woori Technology (KOSDAQ: 032820) is a Korean control systems company that develops the only domestically made nuclear power plant DCS in Korea, alongside railway signaling, offshore wind installation, and defense components for utilities, conglomerates, and government entities.

Ownership category

akta.pro rank

Product category

Industrial Control Systems

NAICS

Relay and Industrial Control Manufacturing (335314)

SIC

Auto Controls For Regulating Residential & Comml Environments (3822)

akta.pro primary industry

Component & System Upgrades / Modernization (I&C Digital, Turbine-Generator, Balance-of-Plant) (EUAKABAE)

akta.pro secondary industry

Control Room HMI/Visualization, Alarm & Event Management (EUADAEAJ)

Keywords

• Industrial control systems
• Nuclear power plant DCS
• Railway signaling systems
• Offshore wind power
• Defense vehicle components

Headquarters

HQ city

Mapo

HQ country

South Korea

HQ region

Asia

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Nuclear Power Control Systems: Supply of MMIS DCS, alarm systems, monitoring systems, and protection systems for nuclear power plants. Revenue generated from new construction contracts, replacement market, and maintenance/spare parts.
2. Railway Control Systems: Supply of PSD control systems and CBTC signaling systems for railway operators, including domestic and export markets.
3. Defense Systems: Special military vehicle systems and components for K-Defense industry through subsidiary WooriDS.
4. Offshore Wind Power: Offshore wind power business including installation vessels and wind farm development.
5. Smart Farm: Smart farm solutions using AI and Big Data technology.
6. Recycled Oil Business: Subsidiary Wave Jeong-eup produces recycled naphtha-level feedstock from waste plastics. First supply contract with Trafigura for recycled green oil.

Go-to-market motion1 record

Distribution channels4 records

Marketing channels4 records

Core offering

Woori Technology designs, manufactures, and supplies industrial control and measurement systems across five business areas: nuclear power plant control systems (MMIS DCS / OPERA SYSTEM-1400, alarm, monitoring, and diversity protection systems), SIL4-certified railway control systems including PSD and CBTC signaling, offshore wind power (including Korea's first bottom-fixed installation vessel), defense vehicle systems through subsidiary WooriDS, and AI/Big-Data-driven smart farm technology. The company also operates a recycled plastic-to-naphtha business through subsidiary Wave Jeong-eup.

Product overview

Woori Technology is a global control and measurement company offering a diversified portfolio of products across five main business areas: SYSTEM Biz. (nuclear power plant control systems including MMIS and OPERASYSTEM-1400 DCS), SOC Biz. (SIL4-grade railway control systems and Platform Screen Door/PSD), WINDPOWER Biz. (offshore wind power with Korea's first bottom installation vessel), DEFENSE Biz. (military vehicle systems via subsidiary WooriDS), and SMARTFARM Biz. (AI & Big Data-powered smart agriculture). The company pioneered localization of nuclear power plant MMIS DCS in Korea and supplies to major nuclear facilities including Hanbit, Hanul, and Shin-Wolsong reactors. Recent ventures include recycled energy via Wave Jeongeup subsidiary.

Differentiator

Problem solved

Functional benefit

Products and services

• MMIS DCS for Nuclear Power Plants Man-Machine Interface System / Distributed Control System for nuclear power plants; the first and only localization of MMIS DCS in Korea. Woori Technology is the exclusive domestic supplier of MMIS-related large-scale DCS, serving KHNP, KEPCO, and Doosan Enerbility across reactor units including Hanbit, Hanul, Youngkwang, Uljin, and Shin-Wolsong.
• Railway Control System & PSD (Platform Screen Door) SIL4-certified railway control system and Platform Screen Door (including VPSD vertical opening variant) for urban rail and metro operators, providing the highest safety integrity level for passenger protection at platform/train interfaces.
• Offshore Wind Power Business Offshore wind power development and installation services including Korea's first bottom-fixed offshore wind installation vessel and wind farm development for renewable energy customers.
• Defense Systems (WooriDS) Special military vehicle systems and components for the K-Defense industry, supplied through wholly-owned subsidiary WooriDS to defense integrators such as Hyundai Rotem for both domestic defense programs and international defense export markets.
• Smart Farm (AI & Big Data) Innovative indoor smart farm technology using cutting-edge AI and Big Data for future agriculture and healthcare applications, positioned as a smart farm business leader.
• Recycled Green Oil (Wave Jeong-eup) Recycled naphtha-level feedstock (recycled green oil / RGO) produced from waste plastics via low-temperature non-combustion catalytic decomposition, supplied to international commodity traders including Trafigura for distribution across Europe, Americas, Southeast Asia, and the Middle East.

Quantifiable outcome

• First domestically developed nuclear DCS successfully supplied to Shin Uljin 1&2 nuclear power plants
• +2 more outcomes

Named customers7 records

Segments5 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability1 record

Feature5 records

Partnerships

Six partnerships are on record, tiered minor and core.

• Sabien Technology GroupminorStrategic or Co-development Partner · 18 November 2025Strategic partnership with London-listed Sabien Technology Group for international RGO (Recycled Green Oil) plant development related to the Wave Jeongeup facility.
• LowCarbonminorStrategic or Co-development Partner · 18 November 2025Partnership with LowCarbon for Blue Naphtha Production Base in connection with the recycled plastic decomposition technology business.
• Korea Institute of Civil Engineering and Building (KICT) / Korea Transportation Research InstitutecoreStrategic or Co-development Partner · 3 November 2017Joint development of Vertical Platform Screen Door (VPSD) technology with Korean government research institutes for the French railway market. The VPSD was exported to France (SNCF) for installation at Paris Vanves-Malakoff station.
• SNCF (French National Railway)coreStrategic or Co-development Partner · 28 September 2016MOU for pilot operation of Vertical Platform Screen Door (VPSD) at Paris Vanves station. The VPSD technology was developed in cooperation with Korean research institutes and exported to France for a 1-year trial operation.
• Korea Testing Laboratory (한국산업기술시험원)coreStrategic or Co-development Partner · 23 June 2015Mutual cooperation agreement for nuclear equipment quality verification and testing. The partnership combines Woori Technology's design and evaluation technology with KTL's testing and verification technology to ensure nuclear component safety and quality.
• Korea Nuclear Meister High School (한국원자력마이스터고)minorStrategic or Co-development Partner · 18 July 2014Industry-academia cooperation for cultivating nuclear industry talent. Woori Technology provides employment agreements, customized talent development, expert lecturer support, and technical assistance for curriculum development.

Scale indicators8 records

Recent moves7 records

Expansion highlights6 records

Direct peers

• Framatome: World-leading nuclear I&C and instrumentation supplier (formerly Areva NP / part of Framatome). Direct comparable in nuclear-grade digital I&C, protection systems, and control room solutions where Woori operates.
• Westinghouse (Curtiss-Wright nuclear segment): Provides nuclear-qualified digital I&C, safety systems, and plant control platforms. Direct competitor in the nuclear I&C modernization space where Woori has built its localization advantage.
• Yokogawa Electric: Long-standing DCS supplier (CENTUM) with deep installed base in power generation, including nuclear. Closest functional competitor to Woori's OPERA SYSTEM-1400 in the nuclear I&C niche.
• Rockwell Automation: Major industrial control and PLC manufacturer (ControlLogix) competing for switchboard and control panel specifications in industrial facilities. Closely comparable in industrial control product offering even though less focused on nuclear.

Others

• Doosan Enerbility: Korean nuclear turbine/reactor OEM and exclusive DCS supply partner of Woori. Although commercially aligned as a partner rather than competitor, Doosan is the most relevant reference point for nuclear-grade Korean control systems supply.

Broad incumbents

• Emerson Electric: Global automation major with DeltaV DCS and process control offerings widely used in power and nuclear-adjacent industries. Direct overlap with Woori's MMIS/DCS nuclear control business, though Emerson serves a much broader process-industry customer base.
• Honeywell: Operates Process Solutions (Experion DCS) for power, chemicals, and nuclear-qualified control systems. Comparable to Woori in DCS-for-power-plant positioning, with significantly larger scale and geographic reach.
• ABB: Supplies industrial automation, control rooms, and process solutions for utilities including nuclear plants. Comparable as a broad automation incumbent competing for similar utility-grade control contracts.
• Siemens: Provides SIMATIC PCS 7 / SPPA-T3000 DCS solutions for power generation and rail signaling (Trainguard MT CBTC). Overlaps with Woori across both nuclear control and railway signaling product lines, at much larger global scale.
• Schneider Electric: EcoStruxure platform and Foxboro DCS compete in power plant control rooms; also active in railway electrification. Comparable in DCS-and-control-panel manufacturing scope, with broader industrial focus.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries4 records

Funding overview

Funding rounds2 records

Investors8 records

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

M&A

Investments1 record

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

Frequently asked questions about Woori Technology