RM
REES, Jonathan Martin Martin
Director
- APPOINTED
- 9 Sept 2026
- NATIONALITY
- British
- RESIDENCE
- United Kingdom
- OCCUPATION
- Not available
UK COMPANY PROFILE / PUBLIC RECORD
MRJ ROCKSTONE LIMITED
Unit 1-5, Unit 1-5 Trecenydd Business ParkCaerffili, United Kingdom, CF83 2RZ
ACTIVECompany no. 17449536LtdFounded 9 Sept 2026
FOUNDER · DIRECTORAppointed 9 Sept 2026, the day the company was incorporated
Jonathan Martin Martin Rees
The only current officer on the register.
MRJ ROCKSTONE LIMITED is an active private limited company registered in Wales under company number 17449536, incorporated on 9 September 2026.
The registered office address is Unit 1-5, Unit 1-5 Trecenydd Business Park, Caerffili, CF83 2RZ, United Kingdom.
Companies House records its nature of business as SIC 55209.
The company has one current officer on the register: Jonathan Martin Martin REES (director).
This page brings together the public Companies House record for MRJ ROCKSTONE LIMITED — registered office, company status, officers, people with significant control, filing history and charges — alongside clearly labelled Company Signal AI analysis.
01VERIFIED REGISTRY DATA
Company overview
- REGISTERED
- 9 Sept 2026
- COMPANY TYPE
- Ltd
- REGISTERED OFFICE
- Unit 1-5, Unit 1-5 Trecenydd Business Park, Caerffili, CF83 2RZ, United Kingdom
- INDUSTRY CODES
- SIC 55209
AI RESEARCH
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02ENRICHMENT
Contact details for MRJ ROCKSTONE LIMITED
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FOR THE OWNER
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REGISTERED OFFICE
Where MRJ ROCKSTONE LIMITED is registered
Registered office in Caerffili. The map marks the CF postcode area, so the pin is approximate; the address is the one filed with Companies House.
COMPANIES HOUSE ENRICHMENT
1
OFFICERS
1
PEOPLE WITH CONTROL
1
FILINGS
0
CHARGES
Fetched
26 Sept 2026
03STORED REGISTRY DATA
MRJ ROCKSTONE LIMITED company details
Every field Company Signal holds from the Companies House record, grouped for quick review.
COMPANY
- Company Name
- MRJ ROCKSTONE LIMITED
- Company Number
- 17449536
- Company Status
- active
- Company Type
- ltd
- Date Of Creation
- 2026-09-09
- Jurisdiction
- wales
REGISTERED OFFICE
- Address Line 1
- Unit 1-5, Unit 1-5 Trecenydd Business Park
- Locality
- Caerffili
- Country
- United Kingdom
- Postal Code
- CF83 2RZ
ACCOUNTS
- Accounting Reference Day
- 30
- Accounting Reference Month
- 09
- Next Accounts Due
- 2028-06-09
- Next Accounts Period Start
- 2026-09-09
- Next Accounts Period End
- 2027-09-30
- Accounts Overdue
- No
CONFIRMATION STATEMENT
- Next Due
- 2027-09-22
- Next Made Up To
- 2027-09-08
- Overdue
- No
REGISTRY FLAGS
- Can File
- Yes
- Has Charges
- No
- Has Insolvency History
- No
- Has Super Secure PSCs
- No
- Registered Office Is In Dispute
- No
- Undeliverable Registered Office
- No
SIC
- Code
- 55209
- Activity
- Description not available
OTHER REGISTRY FIELDS
- Type
- ltd
04FINANCIAL SNAPSHOT
Financial snapshot
PLUS ONLY
The financial snapshot is a Company Signal Plus feature
Accounts due dates, filed figures and the balance-sheet view are Plus only. Where a company has filed accounts, Plus members see the numbers here.
05ADDRESS INTELLIGENCE
Companies at this address
Unit 1-5, Unit 1-5 Trecenydd Business Park, Caerffili, CF83 2RZ, United Kingdom
NOT HELD
Address associations Not available in this record
Other companies registered at this address are not part of the data Company Signal stores for this profile, so no count or list can be shown.
A high concentration of companies at one address can be worth investigating, but it should never be read on its own as a virtual or serviced office.
06PEOPLE
Officer
1 RECORDED
DIRECTOR INTELLIGENCE
Directors of MRJ ROCKSTONE LIMITED and their other companies
Everything else the people running MRJ ROCKSTONE LIMITED are involved in, across the companies Company Signal holds.
- REES, Jonathan Martin MartinDirector · appointed 9 Sept 2026Other companies
Log in to see what the directors run
Companies House lists one current officer for MRJ ROCKSTONE LIMITED. Log in free to see how many other companies they run, and which of them run companies together.
Counted from the companies Company Signal holds, which is not every UK company, so a director may run companies not shown here.
07REGISTRY INFORMATION
People with significant control
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Companies House lists 1 current person with significant control. Log in to see who owns or controls the company and how. Accounts are free.
08COMPANY NETWORK
Company network
PUBLIC RECORD
COMPANY
MRJ ROCKSTONE LIMITED
DIRECTOR OF
REES, Jonathan Martin Martin
PSC OF
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REGISTERED AT
Unit 1-5, Unit 1-5 Trecenydd Business Park
FILED
1 filing
CompanyPersonAddressRelationship
Company Signal maps the company, the people recorded against it and its registered office. Relationships beyond the public record are not part of this profile.
09PUBLIC FILINGS
Filing history
1 FILING
9 SEPT 2026
NEWINC
Company incorporation
11 pages·Category: Incorporation
COMPANY INSIGHTS
MRJ ROCKSTONE LIMITED in context
The deadlines on the public record, how fast the company's industry is growing, where similar companies register and its own filing activity.
- INCORPORATED
- 9 Sept 2026
- FIRST ACCOUNTS DUE
- 9 Jun 2028
- · for the period to 30 Sept 2027
- CONFIRMATION STATEMENT DUE
- 22 Sept 2027
- · Companies House confirmation statement
- LATEST FILING
- 9 Sept 2026
- · 1 filing on record, latest: Company incorporation
The industry around it, from the companies Company Signal holds
10COMPANY ACTIVITY
Company activity
Last recorded activity 26 Sept 2026
26 SEPT 2026
Companies House enrichment fetched
Officers, control, filings and charges refreshed
PUBLIC DATA9 SEPT 2026
Company incorporated
Registered as Ltd
PUBLIC DATA9 SEPT 2026
Director appointed
REES, Jonathan Martin Martin
PUBLIC DATA9 SEPT 2026
Company incorporation
NEWINC · Incorporation
PUBLIC DATA11CHARGES
Charges
0 recorded charges
No records returned.
SIMILAR NEWLY REGISTERED COMPANIES
Companies similar to MRJ ROCKSTONE LIMITED
Matched on industry and SIC code, location, company type and when they were incorporated.
- STAY TRACK SIDE LTDactiveEdinburgh · incorporated 9 Sept 2026Same SIC code
- PRIMROSE VENTURES LTDactiveLondon · incorporated 9 Sept 2026Same SIC code
- CPM STAYS LTDactiveDartford · incorporated 9 Sept 2026Same SIC code
- HBH PROPERTY MANAGEMENT LTDactiveFilleigh · incorporated 9 Sept 2026Same SIC code
- IRON & EARTH WILDERNESS ESCAPES LTDactiveEastleigh · incorporated 9 Sept 2026Same SIC code
- BROADHURST DEACON PROPERTIES LTDactiveLondon · incorporated 9 Sept 2026Same SIC code
12SOURCE & TRUST
Source & data quality
Companies House
Official company record
- Enrichment fetched
- 26 Sept 2026
- Analysis generated
- Not generated yet
- Record updated
- 26 Sept 2026
Verified registry data
From the official company record.
AI interpretation
Clearly labelled product analysis.
Company Signal combines public Companies House information with clearly labelled product analysis and enrichment. Verify important decisions against the official source.
RESEARCH BY KRAPTON
Useful context, clearly sourced.
Krapton is a software development and IT consulting company headquartered in New Delhi, India. We design, build and ship web platforms, mobile apps and AI products for founders and teams across the US, UK, UAE, India and beyond — and we build our own products too.
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COMMON QUESTIONS
MRJ ROCKSTONE LIMITED — frequently asked questions
What is the company number for MRJ ROCKSTONE LIMITED?
The Companies House company number for MRJ ROCKSTONE LIMITED is 17449536.
When was MRJ ROCKSTONE LIMITED incorporated?
MRJ ROCKSTONE LIMITED was incorporated on 9 September 2026 and is registered in Wales.
What is the registered office address of MRJ ROCKSTONE LIMITED?
The registered office address of MRJ ROCKSTONE LIMITED is Unit 1-5, Unit 1-5 Trecenydd Business Park, Caerffili, CF83 2RZ, United Kingdom.
Is MRJ ROCKSTONE LIMITED still active?
Companies House lists MRJ ROCKSTONE LIMITED as active. Company status can change, so check the official record for the current position.
Who are the directors of MRJ ROCKSTONE LIMITED?
The current officers of MRJ ROCKSTONE LIMITED on the public register are Jonathan Martin Martin REES (director). Appointments change over time, so check the filing history for the latest position.
How can I contact MRJ ROCKSTONE LIMITED?
You can write to MRJ ROCKSTONE LIMITED at its registered office: Unit 1-5, Unit 1-5 Trecenydd Business Park, Caerffili, CF83 2RZ, United Kingdom. Companies House does not publish phone numbers or email addresses. Company Signal has not found a website for the company yet.
Does MRJ ROCKSTONE LIMITED have a website?
Company Signal has not found a website for MRJ ROCKSTONE LIMITED yet. New companies often launch a website weeks or months after incorporation.
What is the email address of MRJ ROCKSTONE LIMITED?
Companies House does not publish email addresses, and no website or business email has been found for MRJ ROCKSTONE LIMITED yet.
Answers are generated from the public Companies House record shown on this page. Check the official record before relying on any of it.
Research by Krapton
Useful context, clearly sourced. Company Signal combines public Companies House records with clearly labelled product analysis and enrichment. Record last updated .