Infrastructure Consultancy · Since 1905

Your opportunities,
our solutions.

Nationwide consultancy across transport, utility and building infrastructure — turning opportunity into safe, productive delivery for over a century.

Explore our services Book a consultation
120+
Years' experience
Nationwide
UK coverage
4×
ISO accredited
TSS infrastructure project
RICS RegulatedISO 9001 · 14001 · 27001
98% on budgetAcross live contracts

Trusted by leading names across UK infrastructure

United Utilities Welsh Water Thames Water Cadent Kier Network Plus Transport for Greater Manchester Morrison Water Services Alun Griffiths Cappagh Browne Manx Utilities Bethell
What we do

Every discipline, under one roof

Niche infrastructure expertise across the full project lifecycle — plus the platform that ties it together.

Our Platform

F0CUS

Designed and developed in-house — fully modular contract management, end to end.

£24mManaged value
98%On budget
156Live contracts
Request a demo

Project Management

From scope to safe completion.

Quantity Surveying

Cost certainty & reporting.

Commercial Management

Protected, tender to final account.

CDMC / Principal Designer

HSEQ, safe and practical.

Clerk of Works

Independent inspection on site — quality and standards assured at every stage of delivery.

1905

Founded in Chorley — over a century of trusted infrastructure consultancy across the UK.

About TSS

From the first line on the page to the final handover

Founded in 1905, T Sumner Smith has grown into a nationwide one-stop consultancy for the transport, utility and building infrastructure sectors.

From our headquarters in Chorley, our team is trusted to turn opportunity into delivery — safely, commercially, and to the highest standard.

  • A century of niche infrastructure expertise
  • Safe, productive, beneficial outcomes for every stakeholder
  • One team, every discipline, under one roof
Our heritage
Utilities Transport Construction Energy Building
Nationwide · UK infrastructureDelivered by TSS
How we work

A clear route from opportunity to outcome

Scope

We understand the opportunity, the risk and the commercial position.

Plan

We design a safe, compliant and deliverable route forward.

Deliver

We manage commercially and on programme, every step.

Handover

We assure quality and beneficial outcomes for all stakeholders.

Our Platform

Manage every contract with F0CUS

Designed and developed in-house by TSS. Fully modular — switch on only the tools each contract needs.

  • Order management
  • Financial reporting
  • Commercial controls
  • Live dashboards
Request a demo
£24mManaged value
98%On budget
156Live contracts
Client

"TSS have provided the highest quality quantity surveying, commercial management and financial reporting service, supported by the F0CUS platform."

Commercial ManagerUnited Utilities PLC

Let's build something that lasts

Scoping, delivering or de-risking — see what a century of infrastructure experience can do for your next project.

Call 03333 114400 Email the team