October 2026
Largest Construction & Engineering Public Companies in the UK
Benchmark revenue and EBITDA valuation multiples for public comps like
Babcock International, Balfour Beatty, Hill & Smith, Keller Group and Morgan Sindall Group.
 | Babcock International Group PLC is a British engineering company specializing in the construction and decommissioning of nuclear power plants and submarines; maintenance support; fleet management for aviation, marine, and land; and provision of technical training and emergency services. The company's operating segments include Marine, Land, Aviation, and Nuclear. It generates maximum revenue from the Nuclear segment, which is engaged in providing engineering support to the United Kingdom's nuclear submarine fleet, decommissioning nuclear facilities, supporting nuclear generation, and new build projects. Geographically, it derives a majority of its revenue from the United Kingdom and also has a presence in the Rest of Europe, Africa, North America, Australasia, and the Rest of the World. | $12 | -25% | $5.9B | $6.4B | 0.9x | 11.0x | ||
| Balfour Beatty PLC finances builds, and maintains infrastructure projects. It finances, develops, builds, maintains, and operates the increasingly complex and critical infrastructure that supports national economies and delivers projects at the heart of local communities. It operates three business segments: Construction services (majority of total revenue), Support services, and Infrastructure investments. It will invest directly in infrastructure assets also invests in real estate-type assets, in particular private residential and student accommodation assets. The majority of sales are derived from the United Kingdom and the United States. | $12 | +35% | $5.6B | $4.4B | 0.4x | 8.3x | ||
| Hill & Smith PLC creates sustainable infrastructure and safe transport through innovation. It is organized into three main business divisions. Galvanizing Services increase the sustainability and maintenance-free life of steel products including structural steelwork, lighting, bridges, agricultural and other products for the industrial and infrastructure markets. Engineered Solutions supplies engineered steel and composite solutions for a wide range of infrastructure markets including energy generation and distribution, marine, rail, and housing. Roads & Security division supplies products and services to support road and highway infrastructure including temporary and permanent road safety barriers, renewable energy lighting and power solutions, and Intelligent Traffic Solutions. | $43 | +52% | $3.4B | $3.5B | 3.1x | 16.5x | ||
| Keller Group is a British geotechnical engineering company headquartered in London and listed on the London Stock Exchange, describing itself as the world's largest geotechnical specialist contractor. It prepares ground for construction, providing ground improvement, grouting, deep foundations, earth retention, marine structures and instrumentation and monitoring for commercial, industrial, infrastructure, power, public and residential projects, and earns revenue from specialist subcontracts. The business traces its origins to the company Johann Keller founded in Renchen, Germany, in 1860; GKN acquired it in 1972, it took the Keller name after a 1990 management buyout backed by Candover, and it listed in 1994. It operates in North America, where businesses including Hayward Baker, Case Foundation and Moretrench were unified under the Keller brand in 2020; in Europe, the Middle East and Africa, including Franki; and in Asia-Pacific, including Keller Australia and Austral Construction. With about 10,000 employees on five continents it undertakes some 5,500 projects a year, and in 2024 it reported revenue of £2.98 billion and pre-tax profit of £184 million. James Wroath, a former chief executive of Wincanton, succeeded Michael Speakman as chief executive in 2025. | $43 | +107% | $2.9B | $3B | 0.7x | 7.2x | ||
| Morgan Sindall Group PLC is a construction and regeneration company in the United Kingdom. The business segments are Partnership Housing, Mixed Use Partnership, Fit Out, Construction, Infrastructure, and Property Services. The company offers services to commercial, defense, education, energy, healthcare, industrial, leisure, retail, transportation, and water markets. Group serves both the public and private sectors. It derives the majority of revenue from the Fit Out segment. The Fit Out segment includes Overbury plc, which specialises in fit out and refurbishment in commercial, central, and local government offices and further education. Morgan Lovell plc provides office interior design and build services directly to occupiers. | $56 | -9% | $2.6B | $2.2B | 0.3x | 6.4x | ||
| Kier Group PLC is a construction, services and property company that builds and maintains projects for various sectors. Its design and engineering capabilities meet the specifications for public and private customers. The construction segment works in both the public and private sectors through local bases and offers national coverage for its clients. The infrastructure services segment is focused on four main markets: highways, utilities, infrastructure, and rail. The property segment, which invests and develops schemes and sites across the United Kingdom and the last segment is corporate segment. Kier plans to divest from this segment to free up capital for the other segments. The U.K. accounts majority of its revenue, with the rest split among the Americas, Middle East, and Far East. | $4 | +40% | $1.7B | $1.6B | 0.3x | 6.2x | ||
| Renew Holdings PLC provides multidisciplinary engineering services to the energy, environmental, infrastructure, and specialist building sectors in the United Kingdom. Its activities are operated through a business segment that includes Engineering Services, providing infrastructure maintenance across a range of civil, mechanical, and electrical engineering applications. The service process is predominantly based on long-term framework agreements, serving blue-chip customers in regulated markets. Services are delivered directly by the Group's skilled engineering workforce, supplemented by specialist subcontractors where appropriate. The company operates in the UK and Europe, with the majority of operating revenue generated from the UK. | $13 | +6% | $1B | $1B | 0.7x | 9.2x | ||
| Galliford Try Holdings PLC operates in the construction and engineering industry. It specializes in building and infrastructure projects for clients across public, private, and regulated sectors. The company works on various projects, including commercial and residential construction, infrastructure development, and public-private partnership investments. Its operations are mainly based in the United Kingdom. Galliford Try focuses on delivering construction services that improve the built environment, spanning sectors such as health, water, education, and infrastructure. The company’s operating segments are Building, Infrastructure, Investments, and Central, with the majority of revenue from the Building segment. | $9 | +35% | $908M | $628M | 0.2x | 6.4x | ||
| Costain Group PLC offers solutions and services. It provides engineering and technology solutions and advisory and development, design, management, project delivery, technology integration and asset optimization and support services to highways, nuclear, oil and gas, power, water sectors, rail. The company has two segments C and Natural resources. The transportation segment covers highways, rail, and nuclear markets and the Natural resources segment comprises of water, power and oil and gas markets. Majority of revenue is from Transportation Segment. | $3 | +67% | $881M | $706M | 0.5x | 9.3x | ||
| Mears Group PLC is a UK-based company engaged in providing social housing repairs and maintenance. The company provides services consisting of full housing management solutions, provision of a range of outsourced services to the public and private sectors, repairs, maintenance, turnkey solutions for energy efficiency, development of new homes, and home improvements. | $5 | +16% | $424M | $742M | 0.5x | 3.6x | ||
| Henry Boot PLC is a United Kingdom-based company engaged in the real estate sector. The firm operates in three segments; Property Investment and Development, which is inclusive of property investment, property development, housebuilding, and associated trading activities; Land Promotion, which includes land management, development, and trading activities; and Construction, inclusive of its PFI (Private Finance Initiative contract) company, and plant hire activities. It derives maximum revenue from the Property Investment and Development segment. | $2 | -33% | $262M | $434M | 1.3x | 9.1x | ||
| Eleco PLC is a specialist international provider of software and related services to the built environment through its operating brands Elecosoft and Veeuze. The company’s software solutions are trusted by international customers and used throughout the building lifecycle from early planning and design stages through to construction, interior fit-out, asset management, and facilities management to support project delivery, estimation, visualization, Building Information Modelling, and property management. The group's revenue is derived entirely from the sale of software licenses, software maintenance and support, and related services. Geographically, the group generates maximum revenue from the United Kingdom, and the rest from Scandinavia, the USA, Germany, and other regions. | $3 | +52% | $254M | $235M | 4.6x | 25.9x | ||
| MJ Gleeson PLC is engaged in the business of homebuilding. Its business activities flow through two distinct divisions, Gleeson Homes and Gleeson Land. Gleeson Homes being the revenue earning segment of the two conducts all activities for the development and sale of residential property. The Strategic Land business includes conducting operations relating to enhancing the value of land and ensuring the value is achieved for the stakeholders. Its property offerings are spread across the United Kingdom. | $4 | -25% | $213M | $216M | 0.4x | 5.9x | ||
| Crest Nicholson Holdings PLC is a British construction company that focuses on residential property in the southern half of England. The company plans, designs, and builds single-family housing communities, apartment and townhome complexes, and commercial properties. Crest Nicholson has six established housebuilding divisions. It also operates a dedicated Partnerships & Strategic Land (PSL) division has established a reputation to work in conjunction with partners to deliver Crest Nicholson homes across a range of tenure types. | $1 | -64% | $203M | $401M | 0.5x | 12.2x | ||
| BRCK Group PLC is a distributor and provider of specialist products and services to the UK construction industry. The business comprises four divisions: Bricks and Building Materials, Importing, Distribution and Contracting. BRCK Group's projects include Blackpool Mill (Pembrokeshire), Arsenal Emirates Stadium (London), Egham Gateway West (Surrey), Goldstone Hall - Mithras Student Village (Brighton), Woodmore Mews (London), Chelsea Flower Show Treehouse, Elmsbrook Eco-Town (Oxfordshire), The Department Store Studios, Copr Bay Swansea Arena, Tribeca House (Manchester) and others. | $1 | -15% | $201M | $310M | 0.4x | 6.7x | ||
| Severfield PLC is a construction company in the United Kingdom. It is engaged in the design, fabrication, and construction of structural steelwork. The company's operating segments are; Core Construction Operations, and Modular Solutions. Maximum revenue is generated from its Core Construction Operations segment which comprises the combined results of the Commercial and Industrial (C&I) and Nuclear and Infrastructure (N&I) divisions, including the results of Voortman Steel Construction Holding (VSCH). It provides steel superstructures and various other products like modular frames, severstor, and seversafe offload systems. Geographically, the company generates maximum revenue from the United Kingdom and the rest from the Republic of Ireland and continental Europe. | $1 | +28% | $149M | $211M | ||||
| Amcomri Group PLC is in the acquisition and development of quality SME businesses in the UK engineering and industrial sectors, including out-of-owner retirement situations. It has a focus on two core areas: Specialist engineering services businesses are focused on providing specialist technical repair, refurbishment, and ‘reverse engineering’ services to industrial, infrastructure or transportation operators in the rail, power generation, petrochemical and electronics industries. B2B Manufacturing businesses are focused on selective B2B markets in which it has competitive position, including technical gasket and joint manufacture, specialist printing and printed adhesive tape manufacture. | $2 | +21% | $142M | $150M | ||||
| Alumasc Group PLC is a building product, system, and solution company. Its segment includes Water Management, Building Envelope, and Housebuilding Products. The company operates in the UK, Europe, North America, the Middle East, the Far East, and the Rest of the World. It generates the majority of its revenue from the United Kingdom. The company generates the majority of its revenue from Water Management, which provides rainwater and drainage products that capture, retain, and control the flow of rainwater inside and outside buildings from the original source to water course, sewer, or ground. | $3 | -11% | $114M | $133M | ||||
| Billington Holdings PLC, through its subsidiaries, operates as a structural steel and construction safety solutions specialists, is a UK based Group of companies focused on structural steel and engineering activities throughout the UK and European markets.. It also acts as a supplier of safety solutions and barrier systems to the construction industry. It operates in two segment Structural Steelwork and Safety Solutions. Structural Steelwork which generates key revenue that includes the activities of Billington Structures Limited, Peter Marshall Steel Stairs Limited and Specialist Protective Coatings Limited. Geographically it derives all of its revenue from the United Kingdom. | $6 | +50% | $78M | $62M | ||||
| Smart (J) & Co (Contractors) PLC is a construction company. Its activities include building and civil engineering contracting, a residential development for sale, and the development of industrial and commercial property for lease and sale. The main construction activity undertaken by the company is that of social housing for several housing associations and registered social landlords predominately in the Edinburgh area. It has a portfolio of self-financed industrial and commercial properties that are owned and managed by its subsidiary company. The investment properties are located throughout the central belt of Scotland and in the Edinburgh area. | $2 | -13% | $59M | $44M | ||||
| Hercules PLC is a technology-enabled labour supply company for the UK infrastructure and construction sectors It provides general labour for highway projects, specialised operators for the water sector, suction excavators, and health and well-being support. | $0 | -4% | $38M | $58M | ||||
| Median | $4 | +16% | $262M | $434M | 0.5x | 8.3x |
Financial data powered by FactSet and Morningstar. Valuation multiples as of current fiscal year. For more data, start your free trial here.
Recent Insights
Start Your
Free Trial Today
Try Multiples for free for 3 days. Got questions or need a demo? Schedule a call with us below.