O'Keefe Group

What O'Keefe Group does

O'Keefe Group is a UK-domiciled, private, for-profit civil engineering contracting business headquartered in Greenwich. Founded in 1970, the company has operated for roughly five decades and currently employs between 501 and 1,000 staff. Its stated function is the delivery of civil engineering and construction services to clients across the public, private, and residential sectors in the United Kingdom, with its web presence hosted at https://www.okeefe.co.uk/.

The available source material provides no further disclosure on O'Keefe Group's specific service line-up, project portfolio, technology stack, geographic footprint beyond the UK, ownership structure, leadership team, financial performance, accreditations, or recent strategic activity. Data fields relating to AI capabilities, integrations, product launches, M&A activity, investments, regulatory actions, leadership changes, and contact details were returned empty for this entity. As a result, deeper inferences regarding its operational mechanics, competitive positioning, or commercial model cannot be substantiated from the supplied evidence, and any commentary on technology adoption, customer mix depth, or strategic intent would be unsupported.

The downstream analysis in this report is therefore deliberately constrained to what can be grounded in the firmographic record and explicitly flags areas where evidence is absent. Investors seeking decision-grade information on O'Keefe Group would require additional disclosure such as audited financials, Companies House filings, recent contract award notices, framework-agreement evidence, and management-team detail, none of which is present in the input dataset.

Name

O'Keefe Group

Legal name

Byrne Group

Website

https://okeefe.co.uk

Company type

Private

Founded year

1970

Operating status

Operating

Headcount range

501–1,000 employees

Short description

O'Keefe Group is a Greenwich-headquartered UK civil engineering contractor, founded in 1970, delivering construction services across public, private, and residential sectors with a 501–1,000 employee workforce.

Ownership category

akta.pro rank

Product category

Construction Services

NAICS

Other Heavy and Civil Engineering Construction (237990)

SIC

Heavy Construction Other Than Bldg Const - Contractors (1600)

akta.pro primary industry

Civil & Site Works EPC (Earthworks, Roads, Drainage, Foundations) (EUAEADAA)

Keywords

• Civil engineering contracting
• Construction services
• Demolition services
• Concrete frame construction
• Fit-out services

Headquarters

HQ city

Greenwich

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Infrastructure, Marketing or Sales

Distribution channels1 record

Marketing channels1 record

Core offering

O'Keefe Group is a civil engineering and construction contracting business delivering integrated services from demolition through to fit-out. The company provides concrete frame construction, groundworks, new-build, refurbishment, and bespoke fit-out solutions to public, private, and residential sector clients across the UK.

Differentiator

Problem solved

Functional benefit

Brands

• Byrne Bros. One of the UK's premier concrete frame contractors, specialising in innovative concrete sub and superstructure packages.
• Byrne Demolition
• Byrne Groundworks
• Ellmer

Products and services

• Concrete Frame Construction Sub and superstructure concrete frame packages delivered as one of the UK’s premier concrete frame contracting capabilities, serving commercial, residential, hotels and hospitality, sport and leisure, and infrastructure clients.
• Demolition Services Complex and technical demolition services delivered across London and the South East, covering all demolition types for commercial, education, residential, retail, sport and leisure, and infrastructure clients.
• Groundworks Large-scale excavation projects and complex groundwork packages for commercial, residential, infrastructure, and sport and leisure sectors across the UK.
• New-Build Construction Comprehensive new-build construction services delivered as part of the group's integrated offering, including delivery via the Ellmer subsidiary.
• Refurbishment Services Refurbishment services for complex builds, including work within occupied premises, delivered across the group's commercial, education, residential, and hospitality client base.
• Fit-Out Services Bespoke fit-out solutions for high-quality new-build and refurbishment projects, particularly within occupied premises, delivered via the Ellmer subsidiary.
• DfMA Construction Solutions Design for Manufacture and Assembly (DfMA) construction solutions supporting modern methods of construction and off-site manufacturing approaches within the group's project delivery.
• Consolidation Centre Logistics Support Consolidation Centre providing logistics support for the group's construction project delivery across sectors.

Segments7 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

One partnership is on record.

• WBHOminorOthersWBHO (Wilson Bayly Holmes Ovcon) is a South African construction company referenced as a related entity in Byrne Group's footer. The relationship appears to be a parent company or group affiliation.

Emerging players

• Ellmer (Byrne Group subsidiary): UK fit-out and refurbishment specialist operating within occupied premises across commercial, residential, and leisure. Comparable specialist subcontractor profile within a similar mid-market UK delivery ecosystem.

Broad incumbents

• Mace Group: Global consultancy and construction firm with strong UK construction and fit-out presence across commercial, residential, and infrastructure. Larger incumbent with comparable integrated service offering.
• Wates Group: UK construction and property services group operating across commercial, education, residential, and leisure sectors. Larger incumbent with comparable multi-sector public/private delivery model.
• Morgan Sindall Group: UK construction and infrastructure group operating across construction, infrastructure, fit-out, and property services. Larger incumbent with adjacent geographies and overlapping multi-sector delivery.
• Kier Group: UK infrastructure and construction group with significant civil engineering and buildings delivery across public and private sectors. Larger incumbent competing for similar UK framework work.
• Sir Robert McAlpine: Established UK contractor with multi-sector capabilities spanning infrastructure, commercial, residential, and sport. Larger incumbent operating similar delivery scope with national reach and significant project portfolio.

Direct peers

• Willmott Dixon: Mid-sized UK contractor with strong presence in public sector, education, residential, and commercial build. Comparable scale and similar multi-sector UK contracting profile.
• Bowmer + Kirkland: Mid-sized UK contractor delivering new-build, refurbishment, and fit-out across commercial, residential, education, and leisure sectors. Comparable in scale and diversified multi-sector UK delivery focus.
• McLaren Construction Group: UK contractor delivering commercial, residential, education, and leisure projects through regional offices. Mid-sized peer with comparable diversified multi-sector UK build profile.
• Byrne Group: London-based UK construction group delivering integrated services (concrete frames, demolition, groundworks, fit-out) across commercial, residential, education, infrastructure, and sport & leisure sectors. Operates at similar mid-large contractor scale with comparable multi-sector UK delivery model.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat1 record

Key risks4 records

Key highlights4 records

Customer concentration

• Xx.com/OKeefe_Group

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries4 records

Funding overview

Funding rounds

Investors

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

M&A

Investments

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

Frequently asked questions about O'Keefe Group