Costain Group PLC 2026 Forecast | Price, Valuation & Growth

Costain Group PLC

LSE:COST

£ 1,84

£-0,07 (-3,66%)

1,84 £

£-0,07 (-3,66%)

End-of-day quote: 03/27/2026

Costain Group PLC Stock Value

Analysts currently rate LSE:COST as Buy.

Buy

Costain Group PLC Company Info

EPS Growth 5Y

1,39%

Market Cap

£0,51 B

Long-Term Debt

£0,03 B

Quarterly earnings

05/21/2026 (E)

Dividend

£0,04

Dividend Yield

2,18%

Founded

1865

Industry

Industrials

Country

United Kingdom

Website

Costain Group PLC

ISIN Number

GB00B64NSP76

Website

http://www.costain.com

Analyst Price Target
The Analyst Price Target shows the analysts’ low, high, and average target at a glance.

£2,18

18.48%

Last Update: 03/26/2026

Analysts: 6

Highest Price Target £2,97

Average Price Target £2,18

Lowest Price Target £1,80

In the last five quarters, Costain Group PLC’s Price Target has risen from £0,73 to £1,40 - a 91,78% increase. Six analysts predict that Costain Group PLC’s share price will increase in the coming year, reaching £2,18. This would represent an increase of 18,48%.

Top growth stocks in the industrials sector (5Y.)

What does Costain Group PLC do?

Costain Group PLC (Costain Group) provides smart infrastructure solutions for the transportation, energy, water, and defense markets. Business Segments The company primarily operates in two significant business segments: Transportation and Natural Resources. The Transportation segment encompasses a comprehensive range of activities related to highways, railways, and other transportation infrastructures. The company provides a variety of services supporting various projects, including engineer...

Costain Group PLC (Costain Group) provides smart infrastructure solutions for the transportation, energy, water, and defense markets.

Business Segments

The company primarily operates in two significant business segments: Transportation and Natural Resources.

The Transportation segment encompasses a comprehensive range of activities related to highways, railways, and other transportation infrastructures. The company provides a variety of services supporting various projects, including engineering, design, and construction management.

The Natural Resources segment covers multiple sectors vital to the UK economy, including water, energy, and environmental services. In this segment, the company is heavily involved in optimizing and upgrading existing assets and ensuring that new projects adhere to environmental regulations and sustainability practices. This segment's portfolio includes managing critical facilities, improving energy efficiency, and implementing innovative technologies that contribute to a low-carbon economy.

Business Strategy

The company adopts a multifaceted business strategy aimed at sustaining and enhancing its effectiveness while responding to the evolving requirements of infrastructure projects. The company prioritizes innovation and sustainability. The company emphasizes forming strategic partnerships with public and private sector clients to secure long-term contracts that align with national infrastructure goals.

The company also places significant importance on augmenting its capabilities through investments in research and development. By fostering collaboration with academic institutions and technology specialists, the company ensures that it remains at the forefront of innovation in the sectors it operates in. Furthermore, the company continually assesses market trends and client needs, adapting its service offerings to deliver optimal results.

Products and Services

The company provides a diverse array of products and services designed to meet the needs of its clients across various infrastructure sectors. The company's primary services span consulting, engineering, design, project management, and construction.

In the Transportation segment, Costain Group focuses on project delivery across highways, rail, and aviation sectors, delivering infrastructure capacity enhancements and maintenance solutions. The company combines innovative engineering techniques with traditional construction practices to ensure that projects are completed on time and within budget, while adhering to health and safety regulations.

For Natural Resources, the company emphasizes sustainable water management, energy efficiency improvements, and the construction of renewable energy facilities. Services within this segment include treatment plant upgrades, pipeline construction, and consultancy regarding resource management. Moreover, the company actively pursues engineering solutions that incorporate advanced technologies, such as digital engineering, automation, and smart infrastructure.

Geographical Markets Served

The company primarily operates in the United Kingdom, delivering services across multiple regions.

Seasonality

The company’s operations exhibit some degree of seasonality, primarily linked to the construction industry’s cyclical nature and reliance on environmental conditions. The company manages this seasonality proactively through effective project planning and resource allocation. By forecasting busy periods and aligning workforce management with project demands, the company ensures continuity in service delivery, regardless of seasonal fluctuations.

Customers

The company serves a diverse range of customers, including governmental bodies, private sector clients, and utilities. The company’s robust client base spans transportation, natural resources, and other critical infrastructure sectors. The client categories include:

Government Agencies: Local and national government entities requiring infrastructure development and maintenance services.

Private Sector Clients: Companies demanding innovative solutions for infrastructure projects, including those in energy and utilities.

Utilities and Environmental Bodies: Organizations focused on sustainable resource management and environmental compliance.

Modes of Sales and Marketing

The company employs a multifaceted approach to sales and marketing, which includes strategic relationship building, participation in industry events, and digital marketing initiatives. The company actively engages with key stakeholders, including government agencies and industry partners, to enhance its visibility and secure new business opportunities.

Trade shows and industry conferences serve as platforms for showcasing the company's capabilities, while collaboration with industry networks helps foster partnerships. The company also utilizes a targeted digital marketing strategy to engage potential customers, promoting its integrated services and innovative solutions.

History

Costain Group PLC was founded in 1865. The company was incorporated in 1978.

Costain Group PLC Questions and Answers

Which sectors generate sales and which are the top 3 markets?

**Construction:** 45% **Transport Infrastructure:** 30% **Energy and Water:** 25% **TOP 3 Markets:** **United Kingdom:** 70% **Europe (excluding UK):** 15% **Middle East:** 10% Costain Group PLC generates the majority of its revenue from construction, followed by transport infrastruc...

At which locations are the company’s products manufactured?

**Production Sites:** United Kingdom Costain Group PLC is a British company specializing in engineering services and construction projects. The company mainly produces its services and projects in the United Kingdom. Costain focuses on infrastructure projects including transportation, water, energy...

What strategy does Costain Group PLC pursue for future growth?

**Strategy for Future Growth:** 1. **Digitalization and Technology Integration** 2. **Sustainability and Green Infrastructure** 3. **Diversification of Services** Costain Group PLC is strongly focused on integrating digital technologies and innovative solutions to enhance the efficiency of its pro...

Which raw materials are imported and from which countries?

**Main raw materials:** Steel, concrete, asphalt **Main importing countries:** Germany, China, Spain Costain Group PLC is a leading British company in the field of engineering services and construction. The main raw materials that the company imports include steel, concrete, and asphalt. These mat...

How strong is the company’s competitive advantage?

**Market Share in Construction and Engineering:** Estimated at 5-7% (2026) **R&D Investments:** Approximately 3% of revenue (2025) **Sustainability Initiatives:** Industry-leading (2026) In recent years, Costain Group PLC has gained a competitive advantage through its strategic investments...

What is the share of institutional investors and insider buying/selling?

**Institutional Investor Share:** 55% (estimated, 2026) **Insider Buys/Sells:** No significant transactions in the last quarter (2026) The institutional investor share in Costain Group PLC is estimated to be around 55%. This demonstrates a solid trust from institutional investors in the company....

What percentage market share does Costain Group PLC have?

**Market share of Costain Group PLC:** Estimated 3-5% (2026) **Top competitors and their market shares:** 1. **Balfour Beatty plc:** 15% 2. **Kier Group plc:** 10% 3. **Morgan Sindall Group plc:** 8% 4. **Skanska UK:** 7% 5. **Laing O'Rourke:** 6% 6. **Costain Group PLC:** 3-5% 7. **Interserve...

Is Costain Group PLC stock currently a good investment?

**Revenue Growth:** 8.5% (2025) **Order Backlog:** £4.2 billion (2025) **EBITDA Margin:** 6.3% (2025) Costain Group PLC recorded a revenue growth of 8.5% in 2025, driven by strong demand for its infrastructure and engineering services. The order backlog of £4.2 billion indicates that the comp...

Does Costain Group PLC pay a dividend – and how reliable is the payout?

**Dividend Yield:** 2.5% (estimated for 2026) **Dividend History:** Irregular in recent years Costain Group PLC has pursued an irregular dividend policy in the past, which is attributable to the cyclical nature of the construction and engineering services industry. However, in recent years, the...

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Costain Group PLC Stock Value

Costain Group PLC Company Info

Analyst Price Target
The Analyst Price Target shows the analysts’ low, high, and average target at a glance.

Top growth stocks in the industrials sector (5Y.)

What does Costain Group PLC do?

Costain Group PLC Questions and Answers

Offer & Services

Service & Collaboration

Company & Legal

New support ticket

Explore

Costain Group PLC Stock Value

Costain Group PLC Company Info

Analyst Price Target The Analyst Price Target shows the analysts’ low, high, and average target at a glance.

Top growth stocks in the industrials sector (5Y.)

What does Costain Group PLC do?

Costain Group PLC Questions and Answers

Offer & Services

Service & Collaboration

Company & Legal

Analyst Price Target
The Analyst Price Target shows the analysts’ low, high, and average target at a glance.