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Samsung E&A Co., Ltd.

South Korea · KRX: 028050.KS · Market cap: $9.71B · P/E: 19.5 · P/S: 2.3

Samsung E&A designs and builds huge industrial plants — petrochemical, refinery, gas, power — for clients around the world.

Samsung E&A is a construction company for the industrial world. It doesn't make chemicals or refine oil itself. Instead, it designs and builds the giant plants that other companies use to do those things — petrochemical complexes, oil refineries, gas processing facilities, power stations, and other heavy industrial sites. A client with a big idea and a big budget hires Samsung E&A to turn a patch of land into a working factory.

Samsung E&A Co., Ltd. (028050.KS) Hydrocarbon plant engineering and EPC contracts: line art illustration of a large oil and gas processing plant with tall distillation columns
Plant engineering
The company builds and designs big oil, gas and petrochemical plants for clients.

The business is called EPC, which stands for engineering, procurement and construction. In plain terms: Samsung E&A's engineers figure out how to build the plant, the company buys all the equipment and materials, and then it manages the actual construction on site. It is a project business, not a factory that churns out the same product every day. Each contract is a one-off, often worth hundreds of millions or billions of dollars, and can take years to finish. That makes the order book — the pile of signed contracts waiting to be built — the number that really matters for judging how the company is doing. Its customers are mostly energy and chemical companies, along with governments and utilities that need power and gas infrastructure. Many of these projects sit in the Middle East, where oil-rich nations keep spending on refineries and petrochemical plants, but Samsung E&A also works across Asia, Africa and elsewhere. Competing for these contracts means bidding against other big engineering and construction firms, and the winner is often the one that can promise the right price, the right timeline, and a track record of finishing huge projects without blowing the budget.


The name change is recent and worth knowing: the company spent decades as Samsung Engineering before rebranding to Samsung E&A. The "E&A" stands for engineering and analysis, a signal that it wants to be seen as more than a pure builder — bringing design, data and problem-solving into the work. That push matters because EPC is a tough, low-margin, cyclical business. When oil prices are high and energy companies are spending, orders flow in. When they pull back, the pipeline can dry up fast. Samsung E&A's bet is that deeper engineering expertise and a broader mix of plant types — including gas, power and newer energy projects — make it steadier than a plain construction firm riding the oil cycle.

Saved answer · last researched 12 Nov 2026