- Companies
- Machinery repair and installation
- Great Yarmouth
- Obsidianenergy Limited
Obsidianenergy Limited
- Company number
- 17069867
- Incorporated
- 4 Mar 2026
- Registered office
- 9 Faeroes Drive, Caister-On-Sea, Great Yarmouth, NR30 5TR
- Nature of business
- Repair of other equipment
Obsidianenergy Limited is a newly incorporated private limited company registered in Great Yarmouth, company number 17069867, one of 47 machinery repair and installation companies in Great Yarmouth. Its next accounts are due at Companies House on 4 December 2027, and its first CT600 is due at HMRC on 3 March 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
Is this your company?
File the first accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Obsidianenergy LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Where Obsidianenergy Limited is registered
The registered office is in Great Yarmouth (NR30), in the Great Yarmouth local authority area, East of England. Show NR30 5TR on a map.
Other trade companies in NR30
- JDL Facilities LimitedElectricians
- Mishel Bright and Shine LtdCleaning companies
- New Space Transformations LtdFinishing trades
- East Coast Decorators & Plastering Contractors LtdPainters and decorators
- Premier Build London LtdBuilders
- Caister Electrical LtdElectricians
- Discount Fencing LimitedInstallers
- Clifton Technical Solutions LtdMachinery repair and installation
What happens if Obsidianenergy Limited files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 4 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 5 Dec 2027 to 4 Jan 2028 | £150 |
| 1 to 3 months late | 5 Jan 2028 to 4 Mar 2028 | £375 |
| 3 to 6 months late | 5 Mar 2028 to 4 Jun 2028 | £750 |
| More than 6 months late | From 5 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 17069867
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 March 2026
- Registered office
- 9 Faeroes Drive, Caister-On-Sea, Great Yarmouth, NR30 5TR
- Nature of business
- Repair of other equipment (SIC 33190)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Great Yarmouth
Other active machinery repair and installation companies registered in Great Yarmouth.
- P.S Electrotech Ltd2020
- Phoenix Technical Services Limited2015
- Primesafe Pat Testing Limited2026
- R Legg Limited2018
- Richards Dry Dock and Engineering Limited1994
- Serpent Marine Ltd2025
- Special Access Operations Limited2021
- Swallowtail Boatyard Limited2026
All machinery repair and installation companies in Great Yarmouth · All trades in Great Yarmouth · Machinery repair and installation across the UK
Frequently asked questions
When are Obsidianenergy Limited's accounts due?
Obsidianenergy Limited's next accounts are due at Companies House by 4 December 2027 (in 417 days), covering the period to 31 March 2027.
When is Obsidianenergy Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 3 March 2027, due by 3 March 2028, and one for the period to 31 March 2027, due by 31 March 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Obsidianenergy Limited still trading?
Obsidianenergy Limited is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Obsidianenergy Limited do?
Obsidianenergy Limited is registered under Repair of other equipment (SIC 33190).
How old is Obsidianenergy Limited?
Obsidianenergy Limited was incorporated on 4 March 2026, less than a year ago.
What is the penalty if Obsidianenergy Limited files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Obsidianenergy Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.