Over the last six months, 707 Slough businesses filed customs declarations. That makes it the busiest trading location in Berkshire. Most of that activity sits in machinery and mechanical appliances, electrical machinery and electronics, plastics and plastic articles. Looking ahead, our model expects import activity here to ease back by around 4.3% over the next three months.
Refreshed every 24 hours · last run 05/10/2026 at 06:14HMRC release in view: Aug 26Snapshot: 2026-10-04.1
9,978Import declarations▼ 11.7% on the 6 months before
5,515Export declarations
−4.3%Forecast, next 3 monthsBased on 2 years of data
707Trading businesses
Top 10 businesses by 6-month activity Free tier
Ranked by declaration volume and months active. Hover any bar in the 24-month indicators for that month's figures. Log in for keyword search and HMRC category filters across all 707 businesses.
★ Most active in SloughFiled more customs declarations than any other Slough business over the last six months — roughly 0% of the town's total import activity, mostly in dairy, eggs and honey.
Most active business
DHL DISTRIBUTION HOLDINGS (UK) LIMITED
37 import declarations973 export declarationsSL3 *Ch. 04Ch. 08Ch. 09Ch. 12Active in 5 of the last 6 months
Recent shipments include handbags, whether or not with shoulder straps, incl. those without handles, with outer surface of plastic sheeting or textile materials, travelling-bags, insulated food or beverage bags, toilet bags, rucksacks, shopping-bags, map-cases, tool bags, sports bags, jewellery boxes, cutlery cases, binocular cases, camera cases, musical instrument cases, gun cases, holsters and similar conta, food preparations, n.e.s..
▼ Expected to slow by 14.3% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity37 in the last 6 months
Exports — 2 years of monthly activity973 in the last 6 months
Earlier monthsLast 6 monthsOur forecast for the next 3
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Among the most active
MUIRHEAD AEROSPACE LIMITED
224 import declarations105 export declarationsSL3 *Ch. 32Ch. 39Ch. 40Ch. 68Active in 5 of the last 6 months
Recent shipments include instrument panel clocks and clocks of a similar type for vehicles, aircraft, vessels and other vehicles, data-processing machines, automatic, portable, weighing <= 10 kg, consisting of at least a central processing unit, a keyboard and a display (excl. peripheral units), data-processing machines, automatic, comprising in the same housing at least a central processing unit, and one input unit and one output unit, whether or not combined (excl. portable weighing <= 10 kg and excl. those presented in the form of systems.
▼ Expected to slow by 3.3% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity224 in the last 6 months
Exports — 2 years of monthly activity105 in the last 6 months
Earlier monthsLast 6 monthsOur forecast for the next 3
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Among the most active
AKZO NOBEL DECORATIVE COATINGS BV
208 import declarations78 export declarationsSL2 *Ch. 25Ch. 27Ch. 28Ch. 29Active in 5 of the last 6 months
Recent shipments include paints and varnishes based, incl. enamels and lacquers, on synthetic polymers or chemically modified natural polymers, dispersed or dissolved in a non-aqueous medium, and solutions of products of headings 3901 to 3913 in volatile organic solvents, co, glaziers' putty, grafting putty, resin cements, caulking compounds and other mastics; painters' fillings, paints and varnishes, incl. enamels and lacquers, based on acrylic or vinyl polymers, dispersed or dissolved in a non-aqueous medium; solutions based on acrylic or vinyl polymers in volatile organic solvents, containing > 50% solvent by weight.
▼ Expected to slow by 6.5% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity208 in the last 6 months
Exports — 2 years of monthly activity78 in the last 6 months
Earlier monthsLast 6 monthsOur forecast for the next 3
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Among the most active
LONZA GROUP UK LTD
223 import declarations61 export declarationsSL1 *Ch. 17Ch. 23Ch. 25Ch. 28Active in 5 of the last 6 months
Recent shipments include immunological products, mixed, not put up in measured doses or in forms or packings for retail sale (excl. diagnostic reagents), cell cultures, whether or not modified (excl. cell therapy products), chemical products and preparations of the chemical or allied industries, incl. those consisting of mixtures of natural products, n.e.s..
▲ Expected to increase by 4.2% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity223 in the last 6 months
Exports — 2 years of monthly activity61 in the last 6 months
Earlier monthsLast 6 monthsOur forecast for the next 3
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Among the most active
GCP APPLIED TECHNOLOGIES (UK) LTD
135 import declarations126 export declarationsSL1 *Ch. 15Ch. 25Ch. 27Ch. 28Active in 5 of the last 6 months
Recent shipments include glaziers' putty, grafting putty, resin cements, caulking compounds and other mastics; painters' fillings, paints and varnishes based, incl. enamels and lacquers, on synthetic polymers or chemically modified natural polymers, dispersed or dissolved in a non-aqueous medium, and solutions of products of headings 3901 to 3913 in volatile organic solvents, co, articles of asphalt or of similar materials, e.g. petroleum bitumen or coal tar pitch, in rolls.
▲ Expected to increase by 34.1% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity135 in the last 6 months
Exports — 2 years of monthly activity126 in the last 6 months
Earlier monthsLast 6 monthsOur forecast for the next 3
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697 more Slough businesses
Every importer and exporter in SL1 / SL2 / SL3 with monthly activity, 24-month indicators, forecasts, Companies House records, AI research and validated contact reveals.
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What Slough trades
The most frequently declared goods across all 707 businesses in the last six months — useful for picking which trade lanes to prospect.
Tricycles, scooters, pedal cars and similar wheeled toys; dolls' carriages; dolls; other toys; reduced-size "scale" recreational models, working or not; puzzles of all kindsChocolate and other preparations containing cocoa, in containers or immediate packings of <= 2 kg (excl. in blocks, slabs or bars and cocoa powder)Paints and varnishes based, incl. enamels and lacquers, on synthetic polymers or chemically modified natural polymers, dispersed or dissolved in a non-aqueous medium, and solutions of products of headings 3901 to 3913 in volatile organic solvents, coBread, pastry, cakes, biscuits and other bakers' wares, whether or not containing cocoa; communion wafers, empty cachets of a kind suitable for pharmaceutical use, sealing wafers, rice paper and similar products (excl. crispbread, gingerbread and theAppliances for pipes, boiler shells, tanks, vats or the like (excl. pressure-reducing valves, valves for the control of pneumatic power transmission, check "non-return" valves and safety or relief valves)Sugar confectionery not containing cocoa, incl. white chocolate (excl. chewing gum)Articles of iron or steel, n.e.s. (excl. cast articles or articles of iron or steel wire)Food preparations, n.e.s.
Common questions about trade in Slough
How many businesses import or export from Slough?
HMRC customs records show 707 businesses in Slough (SL1, SL2, SL3) filed declarations over the last six months — 9,978 import declarations and 5,515 export declarations in total. This page is rebuilt every 24 hours as new HMRC data is published.
What do Slough businesses import most?
The most common category is machinery and mechanical appliances. Across all Slough traders the leading goods are tricycles, scooters, pedal cars and similar wheeled toys; dolls' carriages; dolls; other toys; reduced-size "scale" recreational models, working or not; puzzles of all kinds, chocolate and other preparations containing cocoa, in containers or immediate packings of <= 2 kg (excl. in blocks, slabs or bars and cocoa powder), paints and varnishes based, incl. enamels and lacquers, on synthetic polymers or chemically modified natural polymers, dispersed or dissolved in a non-aqueous medium, and solutions of products of headings 3901 to 3913 in volatile organic solvents, co, bread, pastry, cakes, biscuits and other bakers' wares, whether or not containing cocoa; communion wafers, empty cachets of a kind suitable for pharmaceutical use, sealing wafers, rice paper and similar products (excl. crispbread, gingerbread and the. You can filter the full list by HMRC category once logged in.
Is trade from Slough growing?
Import activity is down 11.7% compared with the previous six months. Our model, which reads two years of monthly history, expects the next three months to soften by roughly 4.3%. That figure is our estimate, not an HMRC projection.
How do I get contact details for Slough importers?
Create an account to see all 707 businesses, open their Companies House records, run AI research on their website and buying signals, and reveal validated email and LinkedIn contacts.
Nearby in Berkshire
Other Berkshire locations with active customs entries.