Cosine UK Limited company overview
Cosine UK Limited is a private limited company registered with company number 01811431. It was incorporated on 26 Apr 1984 and its current status is active.
The registered office is at Bankside 3, 90 - 100 Southwark Street, London, SE1 0SW. The company has 5 active officers. It was previously called Field Marketing Solutions Limited and 4 other names.
Cosine UK Limited upcoming deadlines
Year end accounts
Due 31 Dec 2026
Confirmation statement
Due 23 May 2027
Corporation tax payment
Was due 1 Oct 2026
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.
Cosine UK Limited at a glance
42 years
Trading age
15,541 days since incorporation
5
Active officers
John, Lorraine, Kirstin, Richard
240
Filings on record
Latest: 7 Sep 2026
100/100
Filing health score
Accounts and statement up to date
Directors of Cosine UK Limited
Former officers
20 more officers are on the register. See all on Companies House
Nature of business (SIC codes)
96090
Other service activities not elsewhere classified
Allowable expenses for Cosine UK Limited
Based on Cosine UK Limited's SIC code (96090), these are typical tax-deductible expenses for a general business company. Claiming them lowers the profit you pay corporation tax on.
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 Cosine UK Limited
How much tax does a limited 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 Cosine UK 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 London?
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 Cosine UK 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
7 Sep 2026 · CH01
Director's details changed for Mrs Kirstin Knight on 1 Sep 2026
7 Sep 2026 · CH01
Director's details changed for Miss Lorraine Butler on 1 Sep 2026
7 Sep 2026 · CH01
Director's details changed for Mr Richard Worker on 1 Sep 2026
21 May 2026 · CS01
Confirmation statement made on 9 May 2026 with no updates
24 Apr 2026 · AA
Audit exemption subsiduary accounts made up to 31 Dec 2024
24 Apr 2026 · PARENT_ACC
Legacy
24 Apr 2026 · GUARANTEE2
Legacy
24 Apr 2026 · AGREEMENT2
Legacy
2 Sep 2025 · TM02
Termination of appointment of Sally Ann Bray as a secretary on 28 Aug 2025
1 Sep 2025 · AP03
Appointment of Mr John Devon Traynor as a secretary on 28 Aug 2025
14 May 2025 · CS01
Confirmation statement made on 9 May 2025 with no updates
10 Dec 2024 · AA
Audit exemption subsiduary accounts made up to 31 Dec 2023
10 Dec 2024 · PARENT_ACC
Legacy
10 Dec 2024 · GUARANTEE2
Legacy
10 Dec 2024 · AGREEMENT2
Legacy
9 May 2024 · CS01
Confirmation statement made on 9 May 2024 with no updates
30 Dec 2023 · AA
Audit exemption subsiduary accounts made up to 31 Dec 2022
30 Dec 2023 · PARENT_ACC
Legacy
30 Dec 2023 · AGREEMENT2
Legacy
30 Dec 2023 · GUARANTEE2
Legacy
Showing the latest 20 of 240 filings. See the full history on Companies House
Accounting services for Cosine UK Limited
From tax to payroll, find accountants who look after every part of Cosine UK 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 Cosine UK Limited
About Cosine UK Limited
Cosine UK Limited is a UK private limited company based in London, registered at Companies House as company number 01811431 since 26 Apr 1984. Its listed activities include other service activities not elsewhere classified. This page brings together its public record — directors, registered office, nature of business and filing history — in one easy place.
Cosine UK Limited filings and compliance
Every UK limited company must file annual accounts, a confirmation statement and a corporation tax return each year. Cosine UK Limited has 240 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 London?
Businesses like Cosine UK Limited often use a local accountant for year-end accounts, corporation tax, VAT and payroll. Compare fixed-fee, regulated accountants near London and get free quotes in minutes.
This page shows public information from Companies House. Director of Cosine UK Limited?
Cosine UK Limited – frequently asked questions
What is the company number of Cosine UK Limited?
Cosine UK Limited is registered at Companies House under company number 01811431.
When was Cosine UK Limited incorporated?
Cosine UK Limited was incorporated on 26 Apr 1984 as a private limited company.
Who are the directors of Cosine UK Limited?
Current officers are John Martin William Betts (director), Lorraine Butler (director), Kirstin Knight (director), Richard Worker (director) and John Devon Traynor (secretary).
What does Cosine UK Limited do?
The company's registered nature of business (SIC) is 96090 – Other service activities not elsewhere classified.
Where is Cosine UK Limited registered?
The registered office address is Bankside 3, 90 - 100 Southwark Street, London, SE1 0SW.
Is Cosine UK Limited still trading?
According to its latest Companies House record the company status is active. Its most recent filing was director's details changed for Mrs Kirstin Knight on 1 Sep 2026 on 7 Sep 2026.