stemax limited Company Information
Company Number
05815477
Next Accounts
Mar 2026
Directors
Shareholders
geoffrey martin thomas harris
dawn thomson
Group Structure
View All
Industry
Manufacture of engines and turbines, except aircraft, vehicle and cycle engines
Registered Address
2 chancery gate, ruscombe business park, reading, berkshire, RG10 9LT
Website
www.geoff-harris.co.ukstemax limited Estimated Valuation
Pomanda estimates the enterprise value of STEMAX LIMITED at £151k based on a Turnover of £257.9k and 0.59x industry multiple (adjusted for size and gross margin).
stemax limited Estimated Valuation
Pomanda estimates the enterprise value of STEMAX LIMITED at £329.8k based on an EBITDA of £79.1k and a 4.17x industry multiple (adjusted for size and gross margin).
stemax limited Estimated Valuation
Pomanda estimates the enterprise value of STEMAX LIMITED at £5.1m based on Net Assets of £2m and 2.62x industry multiple (adjusted for liquidity).
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Stemax Limited Overview
Stemax Limited is a live company located in reading, RG10 9LT with a Companies House number of 05815477. It operates in the manufacture of engines and turbines, except aircraft, vehicle and cycle engines sector, SIC Code 28110. Founded in May 2006, it's largest shareholder is geoffrey martin thomas harris with a 55% stake. Stemax Limited is a established, micro sized company, Pomanda has estimated its turnover at £257.9k with healthy growth in recent years.
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Stemax Limited Health Check
Pomanda's financial health check has awarded Stemax Limited a 5 rating. We use a traffic light system to show it exceeds the industry average on 4 measures and has 4 areas for improvement. Company Health Check FAQs


4 Strong

4 Regular

4 Weak

Size
annual sales of £257.9k, make it smaller than the average company (£25.6m)
- Stemax Limited
£25.6m - Industry AVG

Growth
3 year (CAGR) sales growth of 11%, show it is growing at a slower rate (15%)
- Stemax Limited
15% - Industry AVG

Production
with a gross margin of 21.7%, this company has a comparable cost of product (21.7%)
- Stemax Limited
21.7% - Industry AVG

Profitability
an operating margin of 25.9% make it more profitable than the average company (5.1%)
- Stemax Limited
5.1% - Industry AVG

Employees
with 1 employees, this is below the industry average (137)
1 - Stemax Limited
137 - Industry AVG

Pay Structure
on an average salary of £66k, the company has an equivalent pay structure (£66k)
- Stemax Limited
£66k - Industry AVG

Efficiency
resulting in sales per employee of £257.9k, this is equally as efficient (£289.6k)
- Stemax Limited
£289.6k - Industry AVG

Debtor Days
it gets paid by customers after 92 days, this is later than average (51 days)
- Stemax Limited
51 days - Industry AVG

Creditor Days
its suppliers are paid after 47 days, this is close to average (43 days)
- Stemax Limited
43 days - Industry AVG

Stock Days
it holds stock equivalent to 6 days, this is less than average (74 days)
- Stemax Limited
74 days - Industry AVG

Cash Balance
has cash to cover current liabilities for 269 weeks, this is more cash available to meet short term requirements (16 weeks)
269 weeks - Stemax Limited
16 weeks - Industry AVG

Debt Level
it has a ratio of liabilities to total assets of 4.8%, this is a lower level of debt than the average (47.9%)
4.8% - Stemax Limited
47.9% - Industry AVG
STEMAX LIMITED financials

Stemax Limited's latest turnover from June 2024 is estimated at £257.9 thousand and the company has net assets of £2 million. According to their latest financial statements, Stemax Limited has 1 employee and maintains cash reserves of £517.8 thousand as reported in the balance sheet.
Data source: Companies House, Pomanda Estimates
Jun 2024 | Jun 2023 | Jun 2022 | Jun 2021 | Jun 2020 | Jun 2019 | Jun 2018 | Jun 2017 | Jun 2016 | Jun 2015 | Jun 2014 | Jun 2013 | Jun 2012 | Jun 2011 | Jun 2010 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Turnover | |||||||||||||||
Other Income Or Grants | |||||||||||||||
Cost Of Sales | |||||||||||||||
Gross Profit | |||||||||||||||
Admin Expenses | |||||||||||||||
Operating Profit | |||||||||||||||
Interest Payable | |||||||||||||||
Interest Receivable | |||||||||||||||
Pre-Tax Profit | |||||||||||||||
Tax | |||||||||||||||
Profit After Tax | |||||||||||||||
Dividends Paid | |||||||||||||||
Retained Profit | |||||||||||||||
Employee Costs | |||||||||||||||
Number Of Employees | 1 | 1 | 2 | 2 | 2 | ||||||||||
EBITDA* |
* Earnings Before Interest, Tax, Depreciation and Amortisation
Jun 2024 | Jun 2023 | Jun 2022 | Jun 2021 | Jun 2020 | Jun 2019 | Jun 2018 | Jun 2017 | Jun 2016 | Jun 2015 | Jun 2014 | Jun 2013 | Jun 2012 | Jun 2011 | Jun 2010 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Tangible Assets | 959,073 | 971,394 | 464,108 | 478,059 | 492,155 | 508,009 | 520,139 | 538,397 | 546,879 | 567,035 | 590,260 | 579,699 | 64,535 | 79,096 | 97,914 |
Intangible Assets | 34,600 | 69,200 | 103,800 | 138,400 | 173,000 | 173,000 | 173,000 | 173,000 | 173,000 | 173,000 | |||||
Investments & Other | |||||||||||||||
Debtors (Due After 1 year) | |||||||||||||||
Total Fixed Assets | 959,073 | 971,394 | 464,108 | 478,059 | 492,155 | 542,609 | 589,339 | 642,197 | 685,279 | 740,035 | 763,260 | 752,699 | 237,535 | 252,096 | 270,914 |
Stock & work in progress | 3,375 | 11,948 | 6,349 | 14,105 | 499 | 400 | 298 | 497 | 1,115 | 555 | 578 | 788 | 596 | 360 | |
Trade Debtors | 65,571 | 52,570 | 63,191 | 52,999 | 28,786 | 121,367 | 119,019 | 114,604 | 102,969 | 82,293 | 134,828 | 190,552 | 181,623 | 370,089 | 154,167 |
Group Debtors | |||||||||||||||
Misc Debtors | 517,073 | 21,414 | 60,518 | 61,209 | 84,733 | 367,379 | 33,551 | 23,039 | 23,645 | 19,977 | 19,657 | ||||
Cash | 517,818 | 1,058,290 | 1,389,072 | 1,244,239 | 1,103,153 | 839,910 | 847,129 | 510,741 | 556,093 | 568,638 | 458,350 | 205,855 | 459,041 | 34,022 | 185,492 |
misc current assets | |||||||||||||||
total current assets | 1,103,837 | 1,144,222 | 1,519,130 | 1,372,552 | 1,216,672 | 1,329,155 | 1,000,099 | 648,682 | 683,204 | 672,023 | 613,390 | 396,985 | 641,452 | 404,707 | 340,019 |
total assets | 2,062,910 | 2,115,616 | 1,983,238 | 1,850,611 | 1,708,827 | 1,871,764 | 1,589,438 | 1,290,879 | 1,368,483 | 1,412,058 | 1,376,650 | 1,149,684 | 878,987 | 656,803 | 610,933 |
Bank overdraft | |||||||||||||||
Bank loan | |||||||||||||||
Trade Creditors | 26,219 | 41,267 | 30,467 | 19,087 | 22,087 | 24,371 | 30,158 | 33,200 | 33,915 | 62,852 | 113,916 | 136,183 | 93,472 | 73,658 | 155,179 |
Group/Directors Accounts | 343 | 155,802 | |||||||||||||
other short term finances | |||||||||||||||
hp & lease commitments | |||||||||||||||
other current liabilities | 73,543 | 192,314 | 156,932 | 172,327 | 113,437 | 139,813 | 105,882 | 64,356 | 98,710 | ||||||
total current liabilities | 99,762 | 233,581 | 187,399 | 191,414 | 135,524 | 164,184 | 136,040 | 97,899 | 288,427 | 62,852 | 113,916 | 136,183 | 93,472 | 73,658 | 155,179 |
loans | |||||||||||||||
hp & lease commitments | |||||||||||||||
Accruals and Deferred Income | |||||||||||||||
other liabilities | |||||||||||||||
provisions | 268 | 938 | 620 | 481 | 2,278 | 1,319 | 606 | 1,652 | |||||||
total long term liabilities | 268 | 938 | 620 | 481 | 2,278 | 1,319 | 606 | 1,652 | |||||||
total liabilities | 99,762 | 233,581 | 187,399 | 191,682 | 136,462 | 164,804 | 136,521 | 100,177 | 288,427 | 62,852 | 113,916 | 137,502 | 93,472 | 74,264 | 156,831 |
net assets | 1,963,148 | 1,882,035 | 1,795,839 | 1,658,929 | 1,572,365 | 1,706,960 | 1,452,917 | 1,190,702 | 1,080,056 | 1,349,206 | 1,262,734 | 1,012,182 | 785,515 | 582,539 | 454,102 |
total shareholders funds | 1,963,148 | 1,882,035 | 1,795,839 | 1,658,929 | 1,572,365 | 1,706,960 | 1,452,917 | 1,190,702 | 1,080,056 | 1,349,206 | 1,262,734 | 1,012,182 | 785,515 | 582,539 | 454,102 |
Jun 2024 | Jun 2023 | Jun 2022 | Jun 2021 | Jun 2020 | Jun 2019 | Jun 2018 | Jun 2017 | Jun 2016 | Jun 2015 | Jun 2014 | Jun 2013 | Jun 2012 | Jun 2011 | Jun 2010 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Operating Activities | |||||||||||||||
Operating Profit | |||||||||||||||
Depreciation | 12,321 | 13,169 | 13,951 | 14,960 | 16,019 | 17,760 | 4,580 | 6,108 | 20,156 | 23,558 | 27,358 | 11,658 | 14,561 | 18,818 | 24,844 |
Amortisation | 34,600 | 34,600 | 34,600 | 34,600 | 34,600 | ||||||||||
Tax | |||||||||||||||
Stock | -8,573 | 5,599 | -7,756 | 14,105 | -499 | 99 | 102 | -199 | -618 | 560 | -23 | -210 | 192 | 236 | 360 |
Debtors | 508,660 | -49,725 | 9,501 | 689 | -375,227 | 336,176 | 14,927 | 11,029 | 24,344 | -52,215 | -36,067 | 8,929 | -188,466 | 215,922 | 154,167 |
Creditors | -15,048 | 10,800 | 11,380 | -3,000 | -2,284 | -5,787 | -3,042 | -715 | -28,937 | -51,064 | -22,267 | 42,711 | 19,814 | -81,521 | 155,179 |
Accruals and Deferred Income | -118,771 | 35,382 | -15,395 | 58,890 | -26,376 | 33,931 | 41,526 | -34,354 | 98,710 | ||||||
Deferred Taxes & Provisions | -268 | -670 | 318 | 139 | -1,797 | 2,278 | -1,319 | 1,319 | -606 | -1,046 | 1,652 | ||||
Cash flow from operations | |||||||||||||||
Investing Activities | |||||||||||||||
capital expenditure | |||||||||||||||
Change in Investments | |||||||||||||||
cash flow from investments | |||||||||||||||
Financing Activities | |||||||||||||||
Bank loans | |||||||||||||||
Group/Directors Accounts | -343 | -155,459 | 155,802 | ||||||||||||
Other Short Term Loans | |||||||||||||||
Long term loans | |||||||||||||||
Hire Purchase and Lease Commitments | |||||||||||||||
other long term liabilities | |||||||||||||||
share issue | |||||||||||||||
interest | |||||||||||||||
cash flow from financing | |||||||||||||||
cash and cash equivalents | |||||||||||||||
cash | -540,472 | -330,782 | 144,833 | 141,086 | 263,243 | -7,219 | 336,388 | -45,352 | -12,545 | 110,288 | 252,495 | -253,186 | 425,019 | -151,470 | 185,492 |
overdraft | |||||||||||||||
change in cash | -540,472 | -330,782 | 144,833 | 141,086 | 263,243 | -7,219 | 336,388 | -45,352 | -12,545 | 110,288 | 252,495 | -253,186 | 425,019 | -151,470 | 185,492 |
stemax limited Credit Report and Business Information
Stemax Limited Competitor Analysis

Perform a competitor analysis for stemax limited by selecting its closest rivals, whether from the MANUFACTURING sector, other micro companies, companies in RG10 area or any other competitors across 12 key performance metrics.
stemax limited Ownership
STEMAX LIMITED group structure
Stemax Limited has no subsidiary companies.
Ultimate parent company
STEMAX LIMITED
05815477
stemax limited directors
Stemax Limited currently has 1 director, Mr Geoffrey Harris serving since May 2006.
officer | country | age | start | end | role |
---|---|---|---|---|---|
Mr Geoffrey Harris | England | 74 years | May 2006 | - | Director |
P&L
June 2024turnover
257.9k
-8%
operating profit
66.8k
0%
gross margin
21.7%
+0.02%
turnover
Turnover, or revenue, is the amount of sales generated by a company within the financial year.
Balance Sheet
June 2024net assets
2m
+0.04%
total assets
2.1m
-0.02%
cash
517.8k
-0.51%
net assets
Total assets minus all liabilities
stemax limited company details
company number
05815477
Type
Private limited with Share Capital
industry
28110 - Manufacture of engines and turbines, except aircraft, vehicle and cycle engines
incorporation date
May 2006
age
19
incorporated
UK
ultimate parent company
accounts
Total Exemption Full
last accounts submitted
June 2024
previous names
N/A
accountant
LANE MONNINGTON WELTON
auditor
-
address
2 chancery gate, ruscombe business park, reading, berkshire, RG10 9LT
Bank
-
Legal Advisor
-
stemax limited Charges & Mortgages
A charge, or mortgage, refers to the rights a company gives to a lender in return for a loan, often in the form of security given over business assets.
We did not find charges/mortgages relating to stemax limited.
stemax limited Capital Raised & Share Issues BETA
When a company issues new shares, e.g. to new investors following a funding round, it is required to notify Companies House within one month of making an allotment of shares.
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stemax limited Companies House Filings - See Documents
date | description | view/download |
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