Over the last six months, 185 Letchworth businesses filed customs declarations. It ranks 5 of 31 trading locations in Hertfordshire. Most of that activity sits in electrical machinery and electronics, machinery and mechanical appliances, optical and medical instruments. Looking ahead, our model expects import activity here to pick up by around 5.4% over the next three months.
Refreshed every 24 hours · last run 22 Aug 2026, 20:36HMRC release in view: Jun 26Snapshot: 2026-08-22.1
3,053Import declarations▼ 3.9% on the 6 months before
2,407Export declarations
+5.4%Forecast, next 3 monthsBased on 2 years of data
185Trading businesses
Top 5 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 185 businesses.
★ Most active in LetchworthFiled more customs declarations than any other Letchworth business over the last six months — roughly 6% of the town's total import activity, mostly in inorganic chemicals.
Most active business
SPECIALIST AVIATION LIMITED
171 import declarations200 export declarationsSG6 *Ch. 28Ch. 30Ch. 32Ch. 34Active in 6 of the last 6 months
Recent shipments include parts of aeroplanes, helicopters or unmanned aircraft, n.e.s. (excl. those for gliders), breathing appliances and gas masks, incl. parts and accessories (excl. protective masks having neither mechanical parts nor replaceable filters, and artificial respiration or other therapeutic respiration apparatus), articles of plastics and articles of other materials of heading 3901 to 3914, n.e.s (excl. goods of 9619).
▲ Expected to increase by 22.4% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity171 in the last 6 months
Exports — 2 years of monthly activity200 in the last 6 months
Earlier monthsLast 6 monthsOur forecast for the next 3
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Among the most active
ALTRO LIMITED
138 import declarations187 export declarationsSG6 *Ch. 04Ch. 25Ch. 27Ch. 28Active in 6 of the last 6 months
Recent shipments include floorcloths, dishcloths, dusters and similar cleaning cloths, of all types of textile materials, floor coverings, whether or not self-adhesive, in rolls or in the form of tiles, and wall or ceiling coverings "in rolls with a width of >= 45 cm, consisting of a layer of plastics fixed permanently on a backing of any material other than paper, the, plates, sheets, film, foil and strip, of non-cellular polymers of vinyl chloride, containing by weight < 6% of plasticisers, not reinforced, laminated, supported or similarly combined with other materials, without backing, unworked or merely surface-.
▲ Expected to increase by 8.9% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity138 in the last 6 months
Exports — 2 years of monthly activity187 in the last 6 months
Earlier monthsLast 6 monthsOur forecast for the next 3
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Among the most active
HELMET INTEGRATED SYSTEMS LTD
158 import declarations133 export declarationsSG6 *Ch. 32Ch. 34Ch. 35Ch. 38Active in 6 of the last 6 months
Recent shipments include spectacles, goggles and the like, corrective, protective or other (excl. spectacles for testing eyesight, sunglasses, contact lenses, spectacle lenses and frames and mountings for spectacles), safety headgear, whether or not lined or trimmed, breathing appliances and gas masks, incl. parts and accessories (excl. protective masks having neither mechanical parts nor replaceable filters, and artificial respiration or other therapeutic respiration apparatus).
▲ Expected to increase by 9.9% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity158 in the last 6 months
Exports — 2 years of monthly activity133 in the last 6 months
Earlier monthsLast 6 monthsOur forecast for the next 3
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Among the most active
FORTUS ENGLAND & WALES LTD
246 import declarations116 export declarationsSG6 *Ch. 38Ch. 39Ch. 48Ch. 73Active in 6 of the last 6 months
Recent shipments include monitors capable of directly connecting to and designed for use with an automatic data processing machine of heading 8471 (excl. crt, with tv receiver), parts suitable for use solely or principally with flat panel display modules, transmission and reception apparatus for radio-broadcasting or television, television cameras,digital cameras, video camera recorders, radar apparatus, radio navigational a, boards, cabinets and similar combinations of apparatus for electric control or the distribution of electricity, for a voltage <= 1.000 v.
▲ Expected to increase by 96.3% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity246 in the last 6 months
Exports — 2 years of monthly activity116 in the last 6 months
Earlier monthsLast 6 monthsOur forecast for the next 3
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Among the most active
VITAL ELECTRONICS LIMITED
169 import declarations166 export declarationsSG6 *Ch. 21Ch. 22Ch. 39Ch. 40Active in 6 of the last 6 months
Recent shipments include electronic integrated circuits as memories, electronic integrated circuits (excl. such as processors, controllers, memories and amplifiers), electrical apparatus for switching electrical circuits, or for making connections to or in electrical circuits, for a voltage <= 1.000 v (excl. fuses, automatic circuit breakers and other apparatus for protecting electrical circuits, relays and other.
▲ Expected to increase by 21.2% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity169 in the last 6 months
Exports — 2 years of monthly activity166 in the last 6 months
Earlier monthsLast 6 monthsOur forecast for the next 3
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180 more Letchworth businesses
Every importer and exporter in SG6 with monthly activity, 24-month indicators, forecasts, Companies House records, AI research and validated contact reveals.
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What Letchworth trades
The most frequently declared goods across all 185 businesses in the last six months — useful for picking which trade lanes to prospect.
Articles of plastics and articles of other materials of heading 3901 to 3914, n.e.s (excl. goods of 9619)Instruments and appliances used in medical, surgical or veterinary sciences, n.e.s.Instruments, appliances and machines for measuring or checking, not elsewhere specified in chapter 90 (excl. optical)Articles of iron or steel, n.e.s. (excl. cast articles or articles of iron or steel wire)Boards, cabinets and similar combinations of apparatus for electric control or the distribution of electricity, for a voltage <= 1.000 VElectrical apparatus for switching electrical circuits, or for making connections to or in electrical circuits, for a voltage <= 1.000 V (excl. fuses, automatic circuit breakers and other apparatus for protecting electrical circuits, relays and otherChemical products and preparations of the chemical or allied industries, incl. those consisting of mixtures of natural products, n.e.s.Instruments and appliances used in dental sciences, n.e.s.
Common questions about trade in Letchworth
How many businesses import or export from Letchworth?
HMRC customs records show 185 businesses in Letchworth (SG6) filed declarations over the last six months — 3,053 import declarations and 2,407 export declarations in total. This page is rebuilt every 24 hours as new HMRC data is published.
What do Letchworth businesses import most?
The most common category is electrical machinery and electronics. Across all Letchworth traders the leading goods are articles of plastics and articles of other materials of heading 3901 to 3914, n.e.s (excl. goods of 9619), instruments and appliances used in medical, surgical or veterinary sciences, n.e.s., instruments, appliances and machines for measuring or checking, not elsewhere specified in chapter 90 (excl. optical), articles of iron or steel, n.e.s. (excl. cast articles or articles of iron or steel wire). You can filter the full list by HMRC category once logged in.
Is trade from Letchworth growing?
Import activity is down 3.9% compared with the previous six months. Our model, which reads two years of monthly history, expects the next three months to rise by roughly 5.4%. That figure is our estimate, not an HMRC projection.
How do I get contact details for Letchworth importers?
Create an account to see all 185 businesses, open their Companies House records, run AI research on their website and buying signals, and reveal validated email and LinkedIn contacts.
Nearby in Hertfordshire
Other Hertfordshire locations with active customs entries.