£736k
+9%vs Oct 2024Active08015068Private limited companySouthampton
SIENNA CONSTRUCTION LIMITED
Significant control: Edmund John Manger (25–50%), Christopher John Casey (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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Registered activity: Construction of commercial buildings (SIC 41201). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
SIENNA CONSTRUCTION LIMITED is an active private limited company (company number 08015068) incorporated on 2 April 2012, registered in Southampton. Its registered activity is construction of commercial buildings (SIC 41201). Latest small accounts cover the period ending 31 October 2025, showing net assets of £736k and cash of £805k, with 47 employees on average. Net assets rose 9% on the prior period (£676k).
Peer position · net assets
By net assets it sits in the top quarter of 179 comparable companies in Southampton (median £6,910, upper quartile £74k).
02
Ownership and control
- Mr Edmund John Manger
- owns 25–50% of shares
- holds 25–50% of voting rights
- can appoint or remove directors
- Mr Christopher John Casey
- owns 25–50% of shares
- holds 25–50% of voting rights
- can appoint or remove directors
- Mr Neil John Bevington
- owns 25–50% of shares
- holds 25–50% of voting rights
- can appoint or remove directors
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 2 April 201214 yrs ago
- Next accounts due
- 31 July 2027in 281 days
- Confirmation statement due
- 16 April 2027in 175 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 41201
- Construction of commercial buildings
- SIC 42110
- Construction of roads and motorways
- SIC 42210
- Construction of utility projects for fluids
- SIC 42220
- Construction of utility projects for electricity and telecommunications
- Accounts type
- Total Exemption Full
- Size band
- SmallCompanies Act thresholds
05
Financials
£805k
+11%vs Oct 2024Not reported
47
+27%vs Oct 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 October 2025 | £736k | £805k | £1.16m | £1.58m | — | — | 47 |
| 31 October 2024 | £676k | £725k | £1.33m | £1.63m | — | — | 37 |
Current ratio1.24Current assets ÷ creditors within one year
Cash per employee£17kCash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £736,144 at 31 October 2025
- Cash at bank of £50,000 or moreCash £804,962
- Incorporated five or more years agoIncorporated 2 April 2012
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Next accounts duein 281 days
- Confirmation statement duein 175 days
- Accounts period endNet assets £736k · small accounts
- Accounts period endNet assets £676k · small accounts
- Incorporated
08
Similar companies in Southampton
- JA CONSTRUCTION (LONDON) LIMITEDSouthampton · inc. Mar 2012
- CLADDAGH COMMERCIAL MANAGEMENT LIMITEDSouthampton · inc. Feb 2012
- 'BUILDING' INTEGRATED SERVICES LIMITEDRomsey · inc. Nov 2011
- MARYAL BUILDING SERVICES LIMITEDSouthampton · inc. Oct 2012
- SPARROW JOINERY LTDSouthampton · inc. Jun 2011
- SILVERWOODS CONSTRUCTION LTDSouthampton · inc. May 2011
All companies incorporated on 2 April 2012 · in Apr 2012.
09
Reminders for SIENNA CONSTRUCTION LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.