Diodes Zetex Limited company overview
Diodes Zetex Limited is a private limited company registered with company number 01378777. It was incorporated on 17 Jul 1978 and its current status is active.
The registered office is at Zetex Technology Park, Chadderton, Oldham, Lancashire, OL9 9LL. The company has 2 active officers. It was previously called Diode Zetex Limited and 4 other names.
Diodes Zetex Limited upcoming deadlines
Year end accounts
Due 30 Sep 2027
Confirmation statement
Due 9 Jun 2027
Corporation tax payment
Due 1 Oct 2027
Dates are the ones Companies House holds for this company. Late accounts trigger automatic Companies House penalties starting at £150, and HMRC charges interest on late corporation tax.
Diodes Zetex Limited at a glance
48 years
Trading age
17,649 days since incorporation
2
Active officers
Brett, Gerard
436
Filings on record
Latest: 14 Aug 2026
100/100
Filing health score
Accounts and statement up to date
Directors of Diodes Zetex Limited
Former officers
21 more officers are on the register. See all on Companies House
Nature of business (SIC codes)
70100
Activities of head offices
Allowable expenses for Diodes Zetex Limited
Based on Diodes Zetex Limited's SIC code (70100), these are typical tax-deductible expenses for a professional & creative services company. Claiming them lowers the profit you pay corporation tax on.
Design tools & equipment
Creative software, cameras, drawing tablets and props.
Professional memberships
HMRC-approved professional body subscriptions.
Business travel
Trains, flights, hotels and subsistence for client work.
Working from home
A share of household bills or the £6-a-week flat rate.
Vehicle & mileage
45p a mile for the first 10,000 business miles in a personal car.
Staff & director salaries
Wages, employer NI and pension contributions paid through PAYE.
Accountancy & legal fees
Bookkeeping, year-end accounts, tax advice and company secretarial costs.
Business insurance
Public liability, professional indemnity and employer's liability cover.
Phone & internet
Business mobile contracts, broadband and a share of home internet.
General guidance only — every expense must be wholly and exclusively for business. Ask an accountant
Tax guide for businesses like Diodes Zetex Limited
How much tax does a professional & creative services company pay?
UK companies pay corporation tax at 19% on profits up to £50,000, rising to 25% above £250,000, with marginal relief in between. Claiming every allowable expense reduces taxable profit.
Does a company like Diodes Zetex Limited need to register for VAT?
VAT registration is compulsory once taxable turnover passes £90,000 in any rolling 12 months. Many businesses register voluntarily to reclaim VAT on costs.
How much does an accountant cost for a limited company in Lancashire?
Fixed-fee accountants typically charge £60–£200 a month for a small limited company, covering year-end accounts, corporation tax and the confirmation statement.
Can directors of Diodes Zetex Limited pay themselves in dividends?
Most small company directors take a low salary plus dividends. Dividends are paid from profits after corporation tax, with an annual £500 dividend allowance.
Filing history
14 Aug 2026 · MR01
Mortgage create with deed with charge number charge creation date
5 Jul 2026 · AA
Full accounts made up to 31 Dec 2025
27 May 2026 · CS01
Confirmation statement made on 26 May 2026 with no updates
21 Jul 2025 · AA
Full accounts made up to 31 Dec 2024
12 Jun 2025 · CS01
Confirmation statement made on 11 Jun 2025 with no updates
21 Jun 2024 · AA
Full accounts made up to 31 Dec 2023
11 Jun 2024 · CS01
Confirmation statement made on 11 Jun 2024 with no updates
9 Feb 2024 · AP01
Appointment of Dr Gerard John Mccarthy as a director on 1 Feb 2024
6 Feb 2024 · TM01
Termination of appointment of Timothy Monaghan as a director on 2 Feb 2024
7 Aug 2023 · AA
Full accounts made up to 31 Dec 2022
12 Jun 2023 · CS01
Confirmation statement made on 11 Jun 2023 with no updates
2 Jun 2023 · MR01
Mortgage create with deed with charge number charge creation date
22 Feb 2023 · TM01
Termination of appointment of Julie Ann Holland as a director on 20 Feb 2023
17 Aug 2022 · AA
Full accounts made up to 31 Dec 2021
13 Jun 2022 · CS01
Confirmation statement made on 11 Jun 2022 with no updates
7 Feb 2022 · MR01
Mortgage create with deed with charge number charge creation date
12 Oct 2021 · AA
Full accounts made up to 31 Dec 2020
15 Jun 2021 · CS01
Confirmation statement made on 11 Jun 2021 with no updates
6 Jan 2021 · MR01
Mortgage create with deed with charge number charge creation date
12 Oct 2020 · TM01
Termination of appointment of Hans Rohrer as a director on 30 Sep 2020
Showing the latest 20 of 436 filings. See the full history on Companies House
Accounting services for Diodes Zetex Limited
From tax to payroll, find accountants who look after every part of Diodes Zetex Limited’s finances.
Year-end accounts
Statutory accounts prepared and filed with Companies House on time, every year.
Corporation tax
CT600 returns filed with HMRC and tax planned so you only pay what you owe.
Payroll
Pay your team on time every month, with RTI submissions and pensions handled.
VAT & bookkeeping
Keep your books tidy and your VAT returns MTD-ready all year round.
Confirmation statement
Your annual confirmation statement checked and filed before the deadline.
Management accounts
Monthly or quarterly reports so you can see how the business is really doing.
More about Diodes Zetex Limited
About Diodes Zetex Limited
Diodes Zetex Limited is a UK private limited company based in Lancashire, registered at Companies House as company number 01378777 since 17 Jul 1978. Its listed activities include activities of head offices. This page brings together its public record — directors, registered office, nature of business and filing history — in one easy place.
Diodes Zetex Limited filings and compliance
Every UK limited company must file annual accounts, a confirmation statement and a corporation tax return each year. Diodes Zetex Limited has 436 filings on record. Keeping on top of these deadlines avoids automatic penalties from Companies House and HMRC, which start at £150 for late accounts.
Looking for an accountant in Lancashire?
Businesses like Diodes Zetex Limited often use a local accountant for year-end accounts, corporation tax, VAT and payroll. Compare fixed-fee, regulated accountants near Lancashire and get free quotes in minutes.
This page shows public information from Companies House. Director of Diodes Zetex Limited?
Diodes Zetex Limited – frequently asked questions
What is the company number of Diodes Zetex Limited?
Diodes Zetex Limited is registered at Companies House under company number 01378777.
When was Diodes Zetex Limited incorporated?
Diodes Zetex Limited was incorporated on 17 Jul 1978 as a private limited company.
Who are the directors of Diodes Zetex Limited?
Current officers are Brett Whitmire (director) and Gerard John, Dr Mccarthy (director).
What does Diodes Zetex Limited do?
The company's registered nature of business (SIC) is 70100 – Activities of head offices.
Where is Diodes Zetex Limited registered?
The registered office address is Zetex Technology Park, Chadderton, Oldham, Lancashire, OL9 9LL.
Is Diodes Zetex Limited still trading?
According to its latest Companies House record the company status is active. Its most recent filing was mortgage create with deed with charge number charge creation date on 14 Aug 2026.