Tony Gee and Partners

What Tony Gee and Partners does

Tony Gee and Partners LLP is a UK-headquartered specialist engineering consultancy founded in 1974, delivering civil, structural, geotechnical, and construction engineering design services globally. The firm operates across seven sectors (Rail, Highways, Power & Energy, Maritime, Aviation, Commercial & Industrial, and Defence Infrastructure) via 14 service lines spanning the project lifecycle from feasibility studies and ground investigations through permanent and temporary works design, BIM and digital twin delivery, lifting/sliding systems, design checking, site monitoring, and expert witness services. Notable technical capabilities include advanced BIM using Revit, Civils 3D, MIDAS, PLAXIS 3D, Tekla, LARSA, and bespoke digital twin software developed in-house for bridge projects.

The consultancy generates revenue through project-based professional services engagements, typically commissioned by government infrastructure owners (Network Rail, HS2, National Highways, Transport for London, Environment Agency), tier-1 contractors (Sisk, Kier, BAM Nuttall, Galliford Try), energy majors (SSE, EDF Energy, Ørsted), and as a specialist sub-consultant to larger engineering firms (Arup, AtkinsRéalis). Pricing is negotiated on a project-by-project basis via direct appointments, public sector frameworks, or consortium partnerships. The firm operates from its registered office in Esher, Surrey with 501-1000 employees and delivers projects across the UK, Australia, Singapore, Hong Kong, Malaysia, the Philippines, UAE, Kuwait, Ukraine, and Canada. Notable project credentials include the Falkirk Wheel (2002 ICE Brunel Medal), HS2 Colne Valley Viaduct, Hinkley Point C, Sizewell C SSSI crossings, London Eye foundations, and the Glasgow Bus Depot Electrification (UK's largest EV charging hub).

Name

Tony Gee and Partners

Legal name

Tony Gee and Partners LLP

Website

https://tonygee.com

Company type

Private

Founded year

1974

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Tony Gee and Partners LLP is a UK-headquartered specialist engineering consultancy (founded 1974, 501-1000 employees) delivering civil, structural, geotechnical, and construction engineering design across Rail, Highways, Power & Energy, Maritime, Aviation, Commercial & Industrial, and Defence Infrastructure sectors for government clients, tier-1 contractors, and energy majors globally.

Ownership category

akta.pro rank

Product category

Civil & Structural Engineering Consultancy

NAICS

Engineering Services (541330), Architectural, Engineering, and Related Services (5413)

SIC

Services-Engineering Services (8711)

akta.pro primary industry

Construction Engineering & Constructability Consulting (BPAHAIAN)

akta.pro secondary industries

Civil & Structural Engineering Consulting (BPAHAIAA), Project Management & Owner’s Engineering / Technical Consultancy (Spec Writing, Bid Support, Site Support) (IMAJAGAO)

Keywords

• Civil engineering design
• Structural engineering consultancy
• Temporary works design
• Infrastructure engineering services
• Construction methodology consulting

Headquarters

HQ city

Esher

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Engineering Consultancy Services: Tony Gee generates revenue through the provision of specialist engineering design and consultancy services. Engagements are project-based, typically commissioned by main contractors, infrastructure owners, government bodies, and design consortia. Services include permanent works design, temporary works design, design checking, ground investigations, BIM, site monitoring, and expert witness services. Projects span multiple sectors and geographies globally.

Pricing tiers

Go-to-market motion2 records

Distribution channels5 records

Marketing channels6 records

Core offering

Tony Gee and Partners is an engineering consultancy delivering specialist civil, structural, geotechnical, and construction engineering design services. Its core offerings include permanent works design, temporary works design (including lifting, sliding and moving systems), design checking, ground investigations, BIM and 3D modelling, construction methodology, site monitoring, sustainability and expert witness services, sold as project-based engagements to infrastructure owners, main contractors, and government bodies across rail, highways, marine, power, aviation, commercial, and defence sectors.

Product overview

Tony Gee and Partners is a global engineering consultancy providing specialist design and construction engineering services across multiple sectors. The firm operates as a unified consultancy offering professional engineering services rather than a software product company. Their portfolio encompasses 14 core service lines (including Permanent Works Design, Temporary Works Design, BIM, Ground Investigations, Design Checking, and Expert Witness) delivered across seven industry sectors: Rail, Highways, Power and Energy, Marine, Aviation, Commercial and Industrial, and Defence Infrastructure. Projects range from landmark infrastructure (HS2 Colne Valley Viaduct, Falkirk Wheel, London Eye, Hinkley Point C) to commercial developments and renewable energy schemes. The consultancy emphasizes integrated multidisciplinary teams combining structural, civil, geotechnical, and construction engineering expertise.

Differentiator

Problem solved

Functional benefit

Products and services

• Permanent Works Design Design of permanent civil and structural engineering works including bridges, viaducts, buildings, and marine structures for infrastructure owners, main contractors, and government bodies.
• Temporary Works Design Design of temporary works including support structures, cofferdams, falsework, and construction methodology for complex installations such as bridge launches, crane lifts, and marine cofferdams.
• BIM Services Building Information Modelling services including 3D modelling, clash detection, and digital twin development for project visualisation and coordination using Revit, Civils 3D, NavisWorks, MIDAS, Infraworks, PLAXIS 3D, and Tekla.
• Ground Investigations Geotechnical investigation services including borehole specification, site supervision, and ground condition assessment to inform design.
• Lifting, Sliding and Moving Systems Specialist engineering design for heavy lift operations, sliding systems, and complex structural movement solutions including rotating boat lift and bridge launch techniques.
• Design Checking Independent design verification and checking services ensuring compliance with design standards and codes, including CAT 2 checks to Network Rail Standards.
• Feasibility Studies Preliminary engineering feasibility studies to evaluate project viability and technical approaches for proposed infrastructure schemes.
• Inspections and Assessments Structural inspections and assessments for existing infrastructure, evaluating condition and load capacity.
• Demolition and Façade Retention Engineering design services for demolition works and façade retention systems during construction, including heritage and listed building projects.
• Construction Methodology Engineering support for construction sequencing, methodology development, and technical advisory services across complex infrastructure projects.
• Site Monitoring On-site engineering supervision, monitoring, and quality inspection services during construction to ensure design compliance.
• Sustainability Services Environmental impact assessment, sustainability strategy, and carbon reduction consultancy aligned with environmental requirements including whole-life carbon reduction.
• Expert Witness Engineering expert witness services for legal proceedings and dispute resolution in infrastructure and construction matters.
• Research and Development Research and development services supporting innovation in engineering design and construction methodologies, including bespoke digital twin software development.

Quantifiable outcome

• Dawlish emergency works completed two months ahead of schedule after storm damage breach
• +6 more outcomes

Named customers15 records

Segments6 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

13 partnerships are on record, tiered major, core, key and minor.

• ArupmajorStrategic or Co-development Partner · 5 March 2026Tony Gee was appointed by Arup as a strategic partner to lead the design of the next phase of Coventry City Council's Very Light Rail (CVLR) programme - an approximately 800m city centre demonstrator scheme. The collaboration combines Arup's global infrastructure expertise with Tony Gee's specialist design and construction engineering capability to deliver a cutting-edge sustainable urban transport system.
• Sisk (John Sisk & Sons)coreStrategic or Co-development PartnerTony Gee acts as design consultant to Sisk on major infrastructure projects. On the York Central overbridge project, Tony Gee worked alongside Sisk as the main contractor, Network Rail, City of York Council, and Homes England to install a key overbridge structure over the East Coast Main Line as part of the £2.5bn York Central regeneration scheme.
• Network RailcoreStrategic or Co-development PartnerNetwork Rail is a key infrastructure client for Tony Gee. The partnership has delivered multiple rail projects including York Central overbridge, Blackfriars Bridge Station, Kings Cross Station remodelling, Werrington Dive Under, Dawlish Emergency Works, and Loughor Viaduct replacement. Tony Gee provides design services for Network Rail's infrastructure upgrades across the UK rail network.
• Homes EnglandkeyStrategic or Co-development PartnerHomes England is the government's housing accelerator. Tony Gee works with Homes England as part of the York Central partnership to enable construction of up to 2,500 homes and a new city quarter on 45 hectares of formerly disused railway land.
• City of York CouncilkeyStrategic or Co-development PartnerCity of York Council partnered with Tony Gee (as design consultant to Sisk), Network Rail, and Homes England for the York Central overbridge project enabling the regeneration of 45 hectares of disused railway land into a new city quarter.
• York CollegeminorOthersYork College collaborated with the York Central project partnership (Sisk, Tony Gee, Network Rail, City of York Council, Homes England) to create local employment and training opportunities, demonstrating community engagement and social value commitment.
• HS2majorStrategic or Co-development PartnerTony Gee provides design services for HS2 infrastructure, specifically the Colne Valley Viaduct project (3.8km) within an environmentally sensitive SSSI locality, providing design services for access roads, jetties, pile design, cofferdams, working platforms, and site drainage.
• SSE TransmissioncoreStrategic or Co-development PartnerTony Gee operates under a consultancy framework with SSE Transmission for services on the Transmission and DNO networks north of Perth. The initial 3-year contract was extended by an additional 2 years, providing varied services including access and drainage works to transmission grid sub-stations, public road improvements, bridge assessments, and structural inspections.
• AtkinsRéaliskeyStrategic or Co-development PartnerTony Gee is engaged by AtkinsRéalis for the Sizewell C SSSI Bridge Crossings project, providing civil, structural and geotechnical design to enable construction of the new nuclear power station's access infrastructure.
• Midland Metro AlliancecoreStrategic or Co-development PartnerTony Gee is part of the Midland Metro Alliance design consortium delivering an integrated transport system for the West Midlands, extending the tram network by approximately 34km. Tony Gee provides civil/structural, geotechnical, highway, drainage, and construction management services across multiple extension phases.
• Professional Service Alliance (Kier, RPS)coreStrategic or Co-development PartnerTony Gee participates in the Professional Service Alliance alongside Kier Highways Design Solutions and RPS, providing structures, geotechnical, highways, and drainage design for projects such as the A417 Missing Link scheme in Gloucestershire.
• Hampshire County CouncilkeyStrategic or Co-development PartnerTony Gee is named as an approved supplier on Hampshire County Council's Gen5 Consult Transport, Highways & Infrastructure Consultancy Framework, a pre-approved supplier list for public sector procurement lasting up to four years, available to public sector organisations across England.
• ICE (Institution of Civil Engineers)keyStrategic or Co-development PartnerTony Gee and Partners became a Corporate Partner of the Institution of Civil Engineers (ICE), demonstrating commitment to the professional institution and industry standards. Multiple board members hold Fellow status with ICE.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Jacobs: Global professional services firm delivering critical infrastructure, advanced facilities and consulting across transport, water, energy and environment sectors. Competitor for major UK infrastructure programmes (former employer of Tony Gee board member Karen Hoad).
• Buro Happold: Specialist structural and building services engineering consultancy with a strong track record in complex temporary works, facades, and innovative construction methodology. Closely comparable to Tony Gee's specialist construction-engineering positioning.
• AECOM: Global infrastructure consulting firm delivering design, engineering and programme management across transport, energy, water and environment sectors. Competes for the same major UK infrastructure programmes and framework positions as Tony Gee.
• Stantec: Global engineering and design consultancy operating across water, infrastructure, energy and buildings with strong UK presence. Overlaps with Tony Gee on highways, environmental, and infrastructure design commissions.
• RPS Group: UK-based consultancy providing engineering, environmental and project management services. Partner with Tony Gee in the Professional Service Alliance for highways projects, confirming overlapping service offering and client base.
• WSP: Global professional services consultancy with major UK transportation, property, and energy infrastructure design practices. Overlaps with Tony Gee across rail, highways, aviation and power sector engineering design commissions.
• AtkinsRéalis: Tier-1 engineering consultancy delivering rail, highways, nuclear and energy infrastructure design. Engages Tony Gee as specialist designer on projects like Sizewell C, confirming direct overlap in service offering and clients.
• Ramboll: Engineering, architecture and consultancy firm with significant UK transport, energy, and environment design practices. Competes with Tony Gee for major UK infrastructure design commissions and specialist sub-consultant roles.
• Arup: Global engineering consultancy with deep structural, civil, geotechnical and rail expertise across the same sectors (rail, highways, energy, marine, aviation) as Tony Gee. Appoints Tony Gee as specialist sub-consultant, indicating closely overlapping technical domain and customer base.
• Mott MacDonald: Global multidisciplinary engineering consultancy with strong UK presence in rail, highways, energy and water infrastructure design. Directly competes for the same public sector frameworks and major programme commissions as Tony Gee.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/TonyGeeLLP
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Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 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 Tony Gee and Partners