Serimax Limited company overview
Serimax Limited is a private limited company registered with company number SC073616. It was incorporated on 5 Jan 1981 and its current status is active.
The registered office is at 16 Airfield Road, Evanton, Ross-Shire, IV16 9XJ. The company has 2 active officers. It was previously called Umax Limited.
Serimax Limited upcoming deadlines
Year end accounts
Due 30 Sep 2027
Confirmation statement
Due 27 Oct 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.
Serimax Limited at a glance
45 years
Trading age
16,745 days since incorporation
2
Active officers
Burness, Guillaume
173
Filings on record
Latest: 13 Oct 2026
100/100
Filing health score
Accounts and statement up to date
Directors of Serimax Limited
Former officers
8 more officers are on the register. See all on Companies House
Nature of business (SIC codes)
43999
Other specialised construction activities not elsewhere classified
Allowable expenses for Serimax Limited
Based on Serimax Limited's SIC code (43999), 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 Serimax 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 Serimax 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 Ross-Shire?
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 Serimax 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
13 Oct 2026 · CS01
Confirmation statement made on 13 Oct 2026 with no updates
5 May 2026 · AA
Full accounts made up to 31 Dec 2025
20 Jan 2026 · AAMD
Accounts amended with accounts type full
11 Dec 2025 · CH01
Director's details changed for Guillame Graindor on 17 Jul 2019
17 Oct 2025 · CS01
Confirmation statement made on 13 Oct 2025 with no updates
9 Oct 2025 · PSC02
Notification of a person with significant control
9 Oct 2025 · PSC07
Cessation of a person with significant control
13 Aug 2025 · AA
Full accounts made up to 31 Dec 2024
14 Oct 2024 · CS01
Confirmation statement made on 13 Oct 2024 with no updates
3 Oct 2024 · AA
Full accounts made up to 31 Dec 2023
31 Oct 2023 · CS01
Confirmation statement made on 13 Oct 2023 with no updates
25 Oct 2023 · AA
Full accounts made up to 31 Dec 2022
3 Oct 2023 · PSC05
Change to a person with significant control
2 Feb 2023 · AA
Full accounts made up to 31 Dec 2021
19 Oct 2022 · CS01
Confirmation statement made on 13 Oct 2022 with no updates
20 Dec 2021 · AA
Full accounts made up to 31 Dec 2020
8 Nov 2021 · CS01
Confirmation statement made on 13 Oct 2021 with updates
3 Jun 2021 · AA
Full accounts made up to 31 Dec 2019
17 Dec 2020 · SH01
Allotment of shares on 17 Dec 2020
17 Dec 2020 · RESOLUTIONS
Resolutions
Showing the latest 20 of 173 filings. See the full history on Companies House
Accounting services for Serimax Limited
From tax to payroll, find accountants who look after every part of Serimax 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 Serimax Limited
About Serimax Limited
Serimax Limited is a UK private limited company based in Ross-Shire, registered at Companies House as company number SC073616 since 5 Jan 1981. Its listed activities include other specialised construction activities not elsewhere classified. This page brings together its public record — directors, registered office, nature of business and filing history — in one easy place.
Serimax Limited filings and compliance
Every UK limited company must file annual accounts, a confirmation statement and a corporation tax return each year. Serimax Limited has 173 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 Ross-Shire?
Businesses like Serimax Limited often use a local accountant for year-end accounts, corporation tax, VAT and payroll. Compare fixed-fee, regulated accountants near Ross-Shire and get free quotes in minutes.
This page shows public information from Companies House. Director of Serimax Limited?
Serimax Limited – frequently asked questions
What is the company number of Serimax Limited?
Serimax Limited is registered at Companies House under company number SC073616.
When was Serimax Limited incorporated?
Serimax Limited was incorporated on 5 Jan 1981 as a private limited company.
Who are the directors of Serimax Limited?
Current officers are Burness Paull LLP (corporate secretary) and Guillaume Graindor (director).
What does Serimax Limited do?
The company's registered nature of business (SIC) is 43999 – Other specialised construction activities not elsewhere classified.
Where is Serimax Limited registered?
The registered office address is 16 Airfield Road, Evanton, Ross-Shire, IV16 9XJ.
Is Serimax Limited still trading?
According to its latest Companies House record the company status is active. Its most recent filing was confirmation statement made on 13 Oct 2026 with no updates on 13 Oct 2026.