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If your business lives on a lease, a contract schedule and the M4, your insurance should be built the same way. Tell us what you do in Slough and we'll set out the cover that fits.
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Reviewed by Apex Insurance Brokers · Last reviewed 2026-08-08
Most towns have an industrial estate on the edge. Slough is the other way round: the Slough Trading Estate is so large that, for a big share of the town's businesses, the estate is the local economy. Add the data-centre building boom that has made Slough one of Europe's major hosting locations, and you get a business community whose insurance needs look nothing like a high-street-first market town. Here is what that means in practice.
If you occupy a unit on the trading estate — or on any of Slough's smaller industrial parks — you are almost certainly a tenant, and your lease will already have made several insurance decisions for you. Typically the landlord insures the building itself and recharges the premium, while you are responsible for everything you have added: mezzanine floors, racking, partitioned offices, roller doors, security systems, plant and stock. Those tenant's improvements are where underinsurance quietly builds up, because firms insure what they paid years ago rather than what it would cost to reinstate today.
Business interruption deserves the same estate-shaped thinking. On a dense industrial estate, your biggest interruption risk may not be your own unit — it can be a fire or incident in a neighbouring one that closes your access road, or damage at a nearby supplier you rely on. Denial-of-access and supplier extensions exist for exactly this, and the indemnity period should reflect how long it would realistically take to find, fit out and re-rack an alternative unit in a market where industrial space is in heavy demand.
You do not need to own a data centre for the data-centre boom to change your insurance. The bigger local effect is on the trades and services that feed it: electrical and mechanical contractors, cabling and fit-out firms, groundworkers, plus the cleaning, security and maintenance companies working on those sites. Contracts of that kind routinely demand Public Liability limits of £5m or £10m before you get through the gate, hot-works permits with strict policy conditions attached, and contract works cover for installations in progress.
Working around live, critical infrastructure raises the stakes further. If your work causes an outage, the potential consequential losses are out of all proportion to the job value — so contract terms need reading carefully against what your liability policy actually covers, and any design or specification input you provide points towards Professional Indemnity as well. Firms running their own compressors, lifting equipment or pressure plant should also remember that statutory inspection is a legal duty in its own right; engineering inspection contracts are often arranged alongside the insurance programme.
A trading-estate town moves stock, and Slough's position on the M4 corridor close to Heathrow means an unusual concentration of logistics, wholesale and distribution businesses. The details matter here. Goods-in-transit limits should match the real value on the vehicle, not a default figure; standard conditions of carriage limit a haulier's liability by weight, so customers with high-value freight may require you to carry more. If you store customers' goods as well as move them, that needs to be stated — a transit-only policy can leave the warehousing exposure uncovered.
For trades, the same geography drives the less glamorous risk: theft of tools and stock from vans parked overnight. Overnight theft conditions — alarmed vehicle, locked compound, tools removed — vary widely between policies, and the cheapest wording is often the one that fails when a claim comes in.
Only one cover on this page is required by law. Under the Employers' Liability (Compulsory Insurance) Act 1969, almost every business with employees must hold Employers' Liability insurance, with a minimum limit of £5m — and that includes casual, temporary and labour-only workers, which catches out plenty of firms flexing their workforce with agency staff to meet contract deadlines.
Public Liability is not legally required. In Slough it is practically unavoidable anyway: estate leases, site inductions, principal-contractor requirements and local authority contracts all tend to demand evidence of it before you can trade or set foot on site. The question is rarely whether to buy it, but whether the limit and the wording match what your contracts oblige you to carry.
Apex Insurance Brokers Limited is a Bristol-based, FCA-authorised broker arranging commercial insurance for clients across the UK, including Slough. We do not have an office in the town — and we would rather say that plainly than pretend otherwise. What we do bring is experience placing exactly the risks Slough generates: tenanted industrial units, contractors working to demanding contract conditions, and businesses whose stock spends half its life on a lorry. We review your lease and contract insurance clauses against the policy wording, not just the price.
For a broader view of the covers discussed here, see our main commercial insurance page, or the trade-specific guides such as business insurance for builders and other UK trades.
Apex Insurance Brokers Limited is authorised and regulated by the Financial Conduct Authority (FRN 724952). This article is general information, not advice on a specific policy.
