TCS Construction Consultants

What TCS Construction Consultants does

TCS Construction Consultants is a UK-based construction consultancy operating as a trading name of Thomas C. Stewart LLP, a limited liability partnership headquartered in Kilmarnock, Scotland. Founded in 1902, the firm provides four integrated professional services: chartered quantity surveying, construction project management, CDM (Construction Design and Management) consultancy including the Principal Designer role, and general construction consulting. These services are delivered directly to clients across six verticals — housing, education, healthcare, public sector, commercial, and defence — with a stated geographic reach covering Scotland and the rest of the United Kingdom.

The firm's offering is a single-firm professional services model rather than a software or platform business: engagements are delivered by chartered professionals and the underlying "technology" is the firm's accumulated cost data, regulatory expertise, and sector experience rather than a proprietary product. There is no disclosed API, application, or proprietary technology platform. Revenue mechanics are not publicly disclosed; pricing is not stated on the website, and the firm operates on direct client engagement with no documented channel partners, marketing channels, or digital distribution.

The firm is privately held as an LLP with 11–50 employees and no external investment, parent company, or subsidiaries. There are no documented funding rounds, acquisitions, leadership changes, patents, or partnerships in the available data. The principal competitive basis is the firm's 123-year operating history, its chartered quantity surveying credentials, and its ability to deliver the QS/PM/CDM/Consulting bundle under a single engagement — a structure that supports cross-sell on multi-disciplinary construction programmes.

Name

TCS Construction Consultants

Legal name

Thomas C. Stewart LLP

Website

https://tcsconstructionconsultants.co.uk

Company type

Private

Founded year

1902

Operating status

Operating

Headcount range

11–50 employees

Short description

TCS Construction Consultants is a UK-based, 123-year-old construction consultancy providing chartered quantity surveying, project management, CDM consultancy, and construction consulting to public- and private-sector clients across housing, education, healthcare, commercial, defence, and government verticals in Scotland and the wider UK.

Ownership category

akta.pro rank

Product category

Construction Consulting Services

NAICS

Architectural, Engineering, and Related Services (5413), Engineering Services (54133)

SIC

Services-Engineering Services (8711)

akta.pro primary industry

Construction Engineering & Constructability Consulting (BPAHAIAN)

akta.pro secondary industries

Civil & Structural Engineering Consulting (BPAHAIAA), Construction Management (Agency/Owner’s Rep) (IMAFAAAC)

Keywords

• Quantity surveying services
• Construction project management
• CDM consultancy services
• Construction cost management
• Principal designer services

Headquarters

HQ city

Kilmarnock

HQ country

United Kingdom

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Distribution channels1 record

Core offering

TCS Construction Consultants is a UK-based firm of chartered quantity surveyors providing professional construction consulting services. The firm delivers quantity surveying, construction project management, CDM (Construction Design and Management) consultancy including Principal Designer services, and general construction consulting across housing, education, healthcare, public sector, commercial, and defence projects in Scotland and the wider UK.

Product overview

TCS Construction Consultants is a unified service offering from a single firm, not a platform-plus-modules architecture. The company provides four integrated core services: Quantity Surveying, Project Management, CDM Consultancy (including Principal Designer role), and Construction Consultants. These services are delivered to clients across Scotland and the rest of the UK through sector specializations in Housing, Education, Healthcare, Public Sector, Commercial, and Defence. The services work together to provide comprehensive, end-to-end construction project support from initial cost planning through to completion and regulatory compliance.

Differentiator

Problem solved

Functional benefit

Products and services

• Quantity Surveying Chartered quantity surveying services providing comprehensive cost management, procurement advice, and financial control for construction projects across multiple sectors.
• Project Management Construction project management services overseeing planning, execution, and delivery of construction projects from inception to completion.
• CDM Consultancy

Segments6 records

Ideal customer profiles6 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators1 record

Recent moves3 records

Expansion highlights3 records

Broad incumbents

• AECOM: Global infrastructure consultancy offering cost management, project management and engineering services. Direct overlap with TCS on UK public sector and built-environment commissions, but at significantly larger scale.
• WSP: Global professional services consultancy with strong UK property and buildings advisory practice. Competes with TCS for public sector, education, healthcare and commercial commissions.
• Turner & Townsend: Large global construction and programme consultancy providing cost management, PM and advisory across infrastructure, public sector and real estate. Overlaps with TCS on QS/PM but operates at far larger scale and broader portfolio.
• Arcadis: Global design and consultancy firm offering cost management, PM and engineering services. Competes for the same UK public sector and infrastructure commissions as TCS, but with a much wider service portfolio.
• Mott MacDonald: Global engineering, management and development consultancy with significant presence in Scotland. Overlaps with TCS in built-environment advisory, cost and PM services across public sector and infrastructure.

Direct peers

• Faithful+Gould (AtkinsRéalis): Project and cost management consultancy (now part of AtkinsRéalis) with strong UK and global quantity surveying practice; offers QS, PM and CDM services across housing, education, healthcare and defence sectors, overlapping with TCS's verticals.
• Gleeds: One of the world's largest independent quantity surveying and construction consultancy firms, with deep UK heritage and a multi-sector service model (QS, PM, cost consultancy) that directly mirrors TCS's offering.
• Currie & Brown: Global cost management, quantity surveying and project management consultancy with strong UK roots. Comparable service mix (QS, PM, advisory) and similar long-established, multi-sector positioning to TCS.
• Gardiner & Theobald: Independent UK-headquartered cost management and project management consultancy with a comparable QS-led service model and similar sector coverage to TCS.
• Rider Levett Bucknall: International quantity surveying, cost consultancy and project management firm with significant UK presence. Closely comparable service portfolio and sector exposure to TCS.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/TCS_Scotland
• Facebookfacebook.com/ThomasCStewartLlp

Revenue estimate

Valuation estimate

Number of profiles

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 TCS Construction Consultants