Sig PLC company overview
Sig PLC is a public limited company registered with company number 00998314. It was incorporated on 29 Dec 1970 and its current status is active.
The registered office is at Adsetts House 16 Europa View, Sheffield Business Park, Sheffield, S9 1XH. The company has 11 active officers. It was previously called Sheffield Insulations Group PLC and 1 other name.
Sig PLC upcoming deadlines
Year end accounts
Due 30 Jun 2027
Confirmation statement
Due 30 Jul 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.
Sig PLC at a glance
55 years
Trading age
20,406 days since incorporation
11
Active officers
Andrew, Alan, Simon, Bruno
582
Filings on record
Latest: 10 Nov 2026
100/100
Filing health score
Accounts and statement up to date
Directors of Sig PLC
Former officers
30 more officers are on the register. See all on Companies House
Nature of business (SIC codes)
70100
Activities of head offices
Allowable expenses for Sig PLC
Based on Sig PLC'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 Sig PLC
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 Sig PLC 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 Sheffield?
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 Sig PLC 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
10 Nov 2026 · AP01
Appointment of Mr Martin George Towers as a director on 1 Nov 2026
21 Jul 2026 · CS01
Confirmation statement made on 16 Jul 2026 with no updates
1 Jun 2026 · TM01
Termination of appointment of Richard Ian Ashton as a director on 31 May 2026
26 May 2026 · RESOLUTIONS
Resolutions
12 May 2026 · AP01
Appointment of Mr Simon John Kesterton as a director on 1 May 2026
11 May 2026 · AA
Group accounts made up to 31 Dec 2025
16 Oct 2025 · CH01
Director's details changed for Mr Pim Vervaat on 16 Oct 2025
8 Oct 2025 · AP01
Appointment of Mr Pim Vervaat as a director on 1 Oct 2025
18 Jul 2025 · CS01
Confirmation statement made on 16 Jul 2025 with no updates
8 Jul 2025 · TM01
Termination of appointment of Gavin Slark as a director on 8 Jul 2025
13 May 2025 · RESOLUTIONS
Resolutions
12 May 2025 · AA
Group accounts made up to 31 Dec 2024
2 May 2025 · TM01
Termination of appointment of Gillian Dawn Celia Kent as a director on 1 May 2025
29 Oct 2024 · MR01
Mortgage create with deed with charge number charge creation date
16 Jul 2024 · CS01
Confirmation statement made on 16 Jul 2024 with no updates
18 May 2024 · AA
Group accounts made up to 31 Dec 2023
16 May 2024 · RESOLUTIONS
Resolutions
19 Jul 2023 · CS01
Confirmation statement made on 16 Jul 2023 with no updates
23 May 2023 · RESOLUTIONS
Resolutions
20 May 2023 · AA
Group accounts made up to 31 Dec 2022
Showing the latest 20 of 582 filings. See the full history on Companies House
Accounting services for Sig PLC
From tax to payroll, find accountants who look after every part of Sig PLC’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 Sig PLC
About Sig PLC
Sig PLC is a UK public limited company based in Sheffield, registered at Companies House as company number 00998314 since 29 Dec 1970. 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.
Sig PLC filings and compliance
Every UK limited company must file annual accounts, a confirmation statement and a corporation tax return each year. Sig PLC has 582 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 Sheffield?
Businesses like Sig PLC often use a local accountant for year-end accounts, corporation tax, VAT and payroll. Compare fixed-fee, regulated accountants near Sheffield and get free quotes in minutes.
This page shows public information from Companies House. Director of Sig PLC?
Sig PLC – frequently asked questions
What is the company number of Sig PLC?
Sig PLC is registered at Companies House under company number 00998314.
When was Sig PLC incorporated?
Sig PLC was incorporated on 29 Dec 1970 as a public limited company.
Who are the directors of Sig PLC?
Current officers are Andrew James Allner (director), Alan Charles Lovell (director), Simon Theodore King (director), Bruno Marc Deschamps (director), Kathryn Louise Durrant (director), Shatish Damodar Dasani (director) and 5 more.
What does Sig PLC do?
The company's registered nature of business (SIC) is 70100 – Activities of head offices.
Where is Sig PLC registered?
The registered office address is Adsetts House 16 Europa View, Sheffield Business Park, Sheffield, S9 1XH.
Is Sig PLC still trading?
According to its latest Companies House record the company status is active. Its most recent filing was appointment of Mr Martin George Towers as a director on 1 Nov 2026 on 10 Nov 2026.