SIA Engineering Company Limited
S59
Rank in Stocks
#5219
SIA Engineering Company Limited, a Singapore-headquartered firm established in... SIA Engineering Company Limited, a Singapore-headquartered firm established in 1982, delivers a full spectrum of maintenance, repair, and overhaul (MRO) solutions globally. Its clientele includes airline operators and aerospace equipment manufacturers. The company's operations are divided into two main segments: Airframe and Line Maintenance, and Engine and Component Services. The Airframe and Line Maintenance division encompasses a wide array of services. These include scheduled and routine airframe upkeep, comprehensive overhaul services, specialized non-routine maintenance, along with modification and refurbishment projects. This segment also provides line maintenance, covering aircraft certification, technical and non-technical ground handling (such as push-back and towing), the supply of aircraft ground support equipment, and rectification work. Additionally, it offers fleet management programs, which involve technical and inventory management, as well as diverse engineering and MRO solutions. The Engine and Component division focuses on the overhaul of aircraft components and the repair and overhaul of engines. Beyond these core offerings, SIA Engineering is actively engaged in manufacturing aircraft cabin parts and specialized tooling for the aerospace sector. It also undertakes repair and overhaul services for hydro-mechanical aircraft equipment. Its comprehensive engine services include full engine maintenance, parts repair, storage and preservation, material management, on-wing support, and thorough engine testing. The company functions as a subsidiary of Singapore Airlines Limited.
Share Price
$2.21
Last synced: 2026-11-10
Market Cap
$2.48B
Change (1 day)
-0.70%
Change (1 year)
-22.56%
Country
Stock data: Financial Modeling PrepΒ·Updated Β·Not investment adviceΒ·How we calculate this
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Category
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Operating Margin for SIA Engineering Company Limited (S59)
Operating Margin as of November 2026 TTM: 2.06%
According to SIA Engineering Company Limited's latest financial reports, its current operating margin (TTM) is 2.06%. At the end of 2025 the company had an operating margin of 1.17%.
Operating Margin history for SIA Engineering Company Limited from 2001 to 2026
Operating Margin at the end of each year
| Year | Operating Margin | Change |
|---|---|---|
| 2026 (TTM) | 2.06% | 76.07% |
| 2025 | 1.17% | 431.82% |
| 2024 | 0.22% | -106.67% |
| 2023 | -3.30% | -14.51% |
| 2022 | -3.86% | -31.56% |
| 2021 | -5.64% | -182.82% |
| 2020 | 6.81% | 22.48% |
| 2019 | 5.56% | -20.34% |
| 2018 | 6.98% | 7.06% |
| 2017 | 6.52% | -30.49% |
| 2016 | 9.38% | 25.23% |
| 2015 | 7.49% | -23.65% |
| 2014 | 9.81% | -12.18% |
| 2013 | 11.17% | 0.81% |
| 2012 | 11.08% | -9.62% |
| 2011 | 12.26% | 11.76% |
| 2010 | 10.97% | 1.86% |
| 2009 | 10.77% | 5.69% |
| 2008 | 10.19% | -2.39% |
| 2007 | 10.44% | -25.64% |
| 2006 | 14.04% | 7.50% |
| 2005 | 13.06% | 12.30% |
| 2004 | 11.63% | -27.54% |
| 2003 | 16.05% | -35.98% |
| 2002 | 25.07% | 34.21% |
| 2001 | 18.68% | 0.00% |
Operating Margin for similar companies or competitors
| Company | Operating Margin | Operating Margin Difference | Country |
|---|---|---|---|
| 7.36% | -96.43% |
US
|
|
| 45.77% | -77.78% |
ES
|
|
| 7.51% | -96.35% |
US
|
|
| 13.06% | -93.66% |
IE
|
|
| 15.83% | -92.32% |
GB
|
What is a company's Operating Margin?
The operating margin is a key indicator to assess the profitability of a company. Higher operating margins are generaly better as they show that a company is able to sell its products or services for much more than their production costs. The operating margin is calculated by dividing a company's earnings by its revenue.
Questions about SIA Engineering Company Limited's operating margin
What is SIA Engineering Company Limited's operating margin?
SIA Engineering Company Limited's operating margin is 2.06%, as of Nov 2026.
What was SIA Engineering Company Limited's operating margin in 2025?
In 2025, SIA Engineering Company Limited's operating margin was 1.17%, compared with 0.22% in 2024.
How has SIA Engineering Company Limited's operating margin changed since 2020?
From 2020 to 2025, SIA Engineering Company Limited's operating margin was highest in 2020 (6.81%) and lowest in 2021 (-5.64%).
How does SIA Engineering Company Limited's operating margin compare with similar companies?
SIA Engineering Company Limited's operating margin (2.06%) is lower than that of all 5 similar companies listed above. The highest among them is Aena S.M.E., S.A., with 45.77%.