When you need access to a trusted and audited national network of approved contractors for work that is expertly project managed, come to Catalyst.

We provide commercial clients with a range of analytical and repair services delivered to a clear and high standard, supported by transparent reporting systems.

From CCTV drainage surveying, septic tank installation and clean water system installation to assessing and implementing complex remedial work for ground subsidence, Catalyst provides end-to-end fulfillment.

Our project management team includes leading UK experts in their fields, with decades of experience in managing investigations, repairs and installations from the simplest to most complex.

Commercial clients – who we work for

We support a wide range of commercial clients in delivering both new installation and repair projects across clean water and drainage projects, as well as wider property remediation. Our clients include:


Facilities management specialists

Property landlords
Property owners

Catalyst will project manage well-led multi-disciplinary teams to complete packages of work smoothly and cost-effectively to a high standard, minimising both the effort and risk faced by our clients.

  • Water supply services – including pipe tracing, leak detection, moling, replacement, rerouting and site surveys.
  • Legionella services – including legionella risk assessments, water sampling, tank cleaning and disinfection, system flushing, lead testing, and legionella monitoring.
  • Drain services – including CCTV drain and sewer surveying, pipe cleaning, pipe excavation and replacement, pipe lining and wastewater system design.
  • Septic tank services – including emptying and servicing, investigation, tank repair and replacement, sewage treatment plant installation, and general binding rules consultation.
  • Environmental services – pollution containment, forensic investigation, oil spill response, and remediation.

Catalyst also carries out specialist claims handling for first or third party property damage claims with a focus on managing our clients’ cost exposure and liability. Key elements include:

  • First or third party impact – assessment of property damage and related costs to houses, walls, roller shutters, and doors.
  • Highway infrastructure – investigation of damage to roadways and highway infrastructure, such as light stands and barriers, and negotiating with the relevant local authority.
  • Commercial property – Expert assessment of damage and associated risks plus full pre- and post-works condition reporting.
  • Estimate validation – Negotiation and agreement with third parties on scope of works and costs, including those already incurred.
  • Project management – Including specifying, procurement, tenders and contract administration.
  • Recoveries – Recovering costs and expenses associated with property damage and remediation.

Catalyst has developed a national managed network of approved contractors, allowing us to provide precisely the right skills and capabilities for each commercial project.

With no direct labour workforce to maintain, our costs are controlled, with all effort directed at selecting and working with the highest quality, proven contractors.

This way we deliver excellent value for money and the most appropriate technical solutions when and where they are needed, anywhere in the UK.

All our contractors are rigorously checked before they join our network. This monitoring process continues with regular unannounced audits and site inspections, setting a best-in-class standard for contractor quality procedures.

We pride ourselves on the quality and transparency of our project reporting. We give our commercial clients the information they need, quickly and with clarity, so they can make informed decisions and review project fulfilment every step of the way.


For all your commercial requirements

Call Catalyst 0800 870 8080

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