- Companies
- Plumbers and heating engineers
- Bourne End
- Summit Design Limited
Summit Design Limited
- Company number
- 02792233
- Incorporated
- 19 Feb 199333 years trading
- Registered office
- 4 the Courtyard, Furlong Road, Bourne End, Buckinghamshire, SL8 5AU
- Nature of business
- Plumbing, heat and air-conditioning installation; Other specialised construction activities n.e.c.
Summit Design Limited is a 33-year-old private limited company registered in Bourne End, company number 02792233, one of 12 plumbing and heating companies in Bourne End. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £72K (+22.9%) on the year before, to £384K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £772K against £432K owed within a year: 1.8 times cover.
- 18 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £384K | £100K | £772K | £432K | 18 |
| 29 Feb 2024 | £313K | £161K | £769K | £511K | 18 |
| 28 Feb 2023 | £375K | £230K | £1M | £595K | 17 |
| 28 Feb 2022 | £181K | £34K | £946K | £700K | 18 |
| 28 Feb 2021 | £230K | £71K | £731K | £406K | 20 |
| 29 Feb 2020 | £132K | £17K | £1M | £929K | 23 |
| 28 Feb 2019 | £266K | £141K | £841K | £624K | 27 |
| 28 Feb 2018 | £12K | £34 | £758K | £808K | 28 |
| 28 Feb 2017 | £155K | £121 | £1M | £951K | 35 |
| 29 Feb 2016 | £181K | £111 | £844K | £746K |
Where Summit Design Limited is registered
The registered office is in Bourne End (SL8), in the Buckinghamshire local authority area, South East. Show SL8 5AU on a map.
Other trade companies in SL8
- A1 Autos Bodywork LtdMechanics and garages
- Pobek Comfort & Energy Solutions LtdPlumbers and heating engineers
- Rail and HVAC Solutions LtdPlumbers and heating engineers
- Middlesex Facades LtdFloor and wall tilers
- Pease Pottage Yard LimitedProperty developers
- Countywide Heating & Plumbing Services LtdPlumbers and heating engineers
- G and A Property Services LtdCleaning companies
- Middlesex North LimitedBuilders
Also registered at this address
1 other company uses the same registered office as Summit Design Limited.
- Beh Electrical LimitedElectricians
What happens if Summit Design 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2028 | 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
- 02792233
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 February 1993 (33 years ago)
- Registered office
- 4 the Courtyard, Furlong Road, Bourne End, Buckinghamshire, SL8 5AU
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 30 June 2026
- Charges (mortgages)
- 1 outstanding of 3 registered
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Bourne End
Other active plumbing and heating companies registered in Bourne End.
- Anderson Building Services Ltd2018
- Atapos Heating Ltd2019
- Cool Concept Limited2001
- Countywide Heating & Plumbing Services Ltd2026
- Devlon Limited1997
- Doc Building Facilities Ltd2005
- Gray Plumbing & Interiors Limited2005
- J.F. Heppelthwaite Limited1978
All plumbing and heating companies in Bourne End · All trades in Bourne End · Plumbers and heating engineers across the UK
Frequently asked questions
When are Summit Design Limited's accounts due?
Summit Design Limited's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is Summit Design Limited's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Summit Design Limited still trading?
Summit Design 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 Summit Design Limited do?
Summit Design Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other specialised construction activities n.e.c. (SIC 43999).
How old is Summit Design Limited?
Summit Design Limited was incorporated on 19 February 1993, 33 years ago.
What is the penalty if Summit Design 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 Summit Design 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.