SARL ISOLUX : revenue, balance sheet and financial ratios

SARL ISOLUX is a French company founded 48 years ago, specialized in the sector Travaux d'isolation. Based in CHAINGY (45380), this company of category PME shows in 2025 a revenue of 2.4 M€. Find below the complete financial statements, solvency ratios, working capital requirements and sector comparison.

Data updated on 2026-05-02

Sources : INPI & INSEE SIRENE - Processing : Ministry of Economy

Financial history - SARL ISOLUX (SIREN 314090861)
Indicator 2025 2024 2023 2022 2021 2020 2019 2018 2016
Revenue 2 429 893 € 1 883 095 € N/C 1 767 452 € 1 299 361 € 1 032 988 € 1 366 680 € 1 136 700 € 1 373 844 €
Net income 209 413 € 175 448 € 164 738 € 112 192 € 108 080 € 56 179 € 67 532 € 65 640 € 103 681 €
EBITDA 274 983 € 232 222 € N/C 164 202 € 153 685 € 85 852 € 96 600 € 86 310 € 141 851 €
Net margin 8.6% 9.3% N/C 6.3% 8.3% 5.4% 4.9% 5.8% 7.5%

Revenue and income statement

In 2025, SARL ISOLUX achieves revenue of 2.4 M€. Over the period 2016-2025, the company shows strong growth with a CAGR (compound annual growth rate) of +6.5%. Vs 2024, growth of +29% (1.9 M€ -> 2.4 M€). After deducting consumption (972 k€), gross margin stands at 1.5 M€, i.e. a rate of 60%. This ratio measures the ability to generate value from commercial activity. EBITDA (= Gross margin - Personnel expenses - Taxes) reaches 275 k€, representing 11.3% of revenue. This level of operating margin is satisfactory for the sector. Ultimately, net income (= EBIT +/- financial result +/- exceptional - corporate tax) amounts to 209 k€, i.e. 8.6% of revenue. This profit can be retained or distributed to shareholders.

Revenue (2025) ?
Revenue
Definition
Total amount of sales of goods and services made by the company.
Formula
Sales of goods + Sold production

2 429 893 €

Gross margin (2025) ?
Gross margin
Definition
Difference between revenue and cost of goods sold.
Formula
Revenue - Cost of goods consumed

1 457 395 €

EBITDA (2025) ?
Gross Operating Surplus (EBITDA)
Definition
Resources generated by current operations, before depreciation and financial expenses.
Formula
Value added - Personnel expenses - Taxes
Interpretation
Positive = profitable activity

274 983 €

EBIT (2025) ?
EBIT (Operating Income)
Definition
Operating income, including depreciation and provisions.
Formula
EBITDA - Depreciation and provisions + Reversals

260 600 €

Net income (2025) ?
Net income
Definition
Profit or loss after all expenses, including taxes and exceptional items.
Formula
Current income + Exceptional income - Income tax

209 413 €

EBITDA margin (2025) ?
EBITDA margin
Definition
Measures the company's operating profitability.
Formula
(EBE / CA) x 100
Interpretation
> 10% : Good profitability
5-10% : Average
< 5% : Low

11.3%

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Chart evolution

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Assets

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Liabilities

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Solvency and debt ratios

The debt ratio (= Financial debt / Equity x 100) stands at 20%. This very low level reflects a solid financial structure, offering significant room for future investments or acquisitions. Financial autonomy (= Equity / Total assets x 100) reaches 54%. This high autonomy means the company finances most of its assets through equity, a sign of strength. Debt repayment capacity (= Financial debt / Cash flow) indicates it would take 0.6 years of cash flow to repay all financial debt. This short period demonstrates excellent debt sustainability. Cash flow represents 8.6% of revenue. Cash flow measures resources generated by operations, available for investment and debt repayment. Satisfactory level allowing partial financing of growth.

Debt ratio (2025) ?
Debt ratio
Definition
Measures the proportion of debt to equity.
Formula
(Financial debt / Equity) x 100
Interpretation
< 50% : Low
50-100% : Moderate
> 100% : High

20.305%

Financial autonomy (2025) ?
Financial autonomy
Definition
Share of equity in the company's total financing.
Formula
(Equity / Total assets) x 100
Interpretation
> 30% : Good autonomy
20-30% : Average
< 20% : Low

54.228%

Cash flow / Revenue (2025) ?
Cash flow / Revenue
Definition
Self-financing capacity relative to revenue.
Formula
(CAF / CA) x 100
Interpretation
The higher the ratio, the more cash the company generates

8.638%

Repayment capacity (2025) ?
Repayment capacity
Definition
Number of years needed to repay debts with cash flow.
Formula
Financial debt / Cash flow
Interpretation
< 3 years : Excellent
3-5 years : Fair
> 5 years : Warning

0.573

Asset age ratio (2025) ?
Asset age ratio
Definition
Measures the degree of wear of tangible assets.
Formula
Accumulated depreciation / Gross fixed assets x 100
Interpretation
< 50% : Recent assets
50-70% : Normal wear
> 70% : Aging assets

48.6%

Solvency indicators evolution
SARL ISOLUX

Sector positioning

Debt ratio
20.3 2025
2023
2024
2025
Q1: 2.91
Med: 14.22
Q3: 41.09
Average

In 2025, the debt ratio of SARL ISOLUX (20.30) ranks above the median of the sector. This ratio measures the weight of debt relative to equity. A reduction effort could improve financial strength.

Financial autonomy
54.23% 2025
2023
2024
2025
Q1: 21.74%
Med: 39.91%
Q3: 59.98%
Good -7 pts over 3 years

In 2025, the financial autonomy of SARL ISOLUX (54.2%) ranks above the median of the sector. This ratio represents the share of equity in total financing. This comfortable position offers an appreciable safety margin.

Repayment capacity
0.57 years 2025
2024
2025
Q1: 0.0 years
Med: 0.39 years
Q3: 1.22 years
Average -19 pts over 2 years

In 2025, the repayment capacity of SARL ISOLUX (0.57) ranks above the median of the sector. This ratio indicates the number of years needed to repay debt with cash flow. A reduction effort could improve financial strength.

Liquidity ratios

The liquidity ratio (= Current assets / Current liabilities) stands at 247.32. Concretely, the company has €2 of liquid assets for every €1 of short-term debt: no cash risk within 12 months. The interest coverage ratio (= EBIT / Interest expenses) is 0.3x. Danger: operating income does not cover interest charges, unsustainable situation.

Liquidity ratio (2025) ?
Liquidity ratio
Definition
Ability to meet short-term debts with current assets.
Formula
Current assets / Current liabilities
Interpretation
> 1.5 : Very good
1-1.5 : Fair
< 1 : Liquidity risk

247.321

Interest coverage (2025) ?
Interest coverage
Definition
Ability to cover interest charges with operating income.
Formula
EBIT / Interest expenses
Interpretation
> 3 : Comfortable
1.5-3 : Acceptable
< 1.5 : Risk

0.306

Liquidity indicators evolution
SARL ISOLUX

Sector positioning

Liquidity ratio
247.32 2025
2023
2024
2025
Q1: 142.88
Med: 202.08
Q3: 296.57
Good -13 pts over 3 years

In 2025, the liquidity ratio of SARL ISOLUX (247.32) ranks above the median of the sector. This ratio measures the ability to cover short-term debt with current assets. This comfortable position offers an appreciable safety margin.

Interest coverage
0.31x 2025
2024
2025
Q1: 0.02x
Med: 1.06x
Q3: 4.28x
Average -22 pts over 2 years

In 2025, the interest coverage of SARL ISOLUX (0.3x) ranks below the median of the sector. This ratio indicates how many times operating income covers interest expenses. An improvement would strengthen the competitive position.

Working capital requirement (WCR) and payment terms

Working capital requirement (WCR) measures the cash timing gap between customer collections and supplier/inventory payments. Average customer payment term: 54 days (formula: Customer receivables / Revenue incl. VAT x 360). Supplier term: 46 days. The company must finance 8 days of gap between collections and payments. Inventory turnover is 1 days (= Average inventory / Cost of goods x 360). Fast turnover, sign of good inventory management. Overall, WCR represents 48 days of revenue, i.e. 323 k€ to permanently finance. Over 2016-2025, WCR increased by +47%, requiring additional financing.

Operating WCR (2025) ?
Operating WCR
Definition
Financing requirement generated by the operating cycle (inventory + receivables - trade payables).
Formula
Inventory + Customer receivables - Trade payables
Interpretation
Negative = cash released
Positive = financing needed

322 665 €

Customer credit (2025) ?
Customer credit (days)
Definition
Average payment term granted to customers.
Formula
(Customer receivables / Revenue incl. VAT) x 360
Interpretation
< 45j : Good
45-60j : Average
> 60j : Long

54 j

Supplier credit (2025) ?
Supplier credit (days)
Definition
Average payment term obtained from suppliers.
Formula
(Trade payables / Purchases incl. VAT) x 360
Interpretation
The longer the term, the better for cash flow

46 j

Inventory turnover (2025) ?
Inventory turnover (days)
Definition
Average storage duration for goods or materials.
Formula
(Inventory / Cost of goods) x 360
Interpretation
The lower the ratio, the faster the turnover

1 j

WCR in days of revenue (2025) ?
WCR in days of revenue
Definition
Expresses working capital requirement in days of revenue.
Formula
(Operating WCR / Revenue) x 360
Interpretation
The fewer days, the better the working capital management

48 j

WCR and payment terms evolution
SARL ISOLUX

Positioning of SARL ISOLUX in its sector

Comparison with sector Travaux d'isolation

Valuation estimate

Based on 58 transactions of similar company sales (all years), the value of SARL ISOLUX is estimated at 471 816 € (range 310 394€ - 1 057 531€). With an EBITDA of 274 983€, the sector multiple of 1.2x is applied. The price/revenue ratio is 0.20x (conservative valuation). This multiples method compares the actual sale price of similar companies to their financial indicators (Revenue, EBITDA, Net Income). It provides a market-based indicative estimate.
Medium reliability: estimate to be confirmed with in-depth analysis.

Estimated enterprise value 2025
58 tx
310k€ 471k€ 1057k€
471 816 € Range: 310 394€ - 1 057 531€
NAF 5 all-time

Valuation detail by method

Ajustez les pondérations selon votre analyse

EBITDA Multiple 50%
274 983 € × 1.2x
Estimation 339 284 €
274 756€ - 778 034€
Revenue Multiple 30%
2 429 893 € × 0.20x
Estimation 494 911 €
318 416€ - 735 058€
Net Income Multiple 20%
209 413 € × 3.7x
Estimation 768 506 €
387 457€ - 2 239 986€

Valuation evolution

How is this estimate calculated?

This estimate is based on the analysis of 58 actual transactions of similar company sales (same NAF code) registered with BODACC between 2016 and 2025.

  • EBITDA Multiple: Preferred method for profitable SMEs. EBITDA reflects the ability to generate cash.
  • Revenue Multiple: Used for growing companies or those with low profitability. Reflects commercial potential.
  • Net Income Multiple: Relevant for mature companies with stable results.

This estimate is provided for information purposes only. A precise valuation requires in-depth analysis (assets, liabilities, prospects, market...).

Similar companies (Travaux d'isolation)

Compare SARL ISOLUX with other companies in the same sector:

Frequently asked questions about SARL ISOLUX

What is the revenue of SARL ISOLUX ?

The revenue of SARL ISOLUX in 2025 is 2.4 M€.

Is SARL ISOLUX profitable?

Yes, SARL ISOLUX generated a net profit of 209 k€ in 2025.

Where is the headquarters of SARL ISOLUX ?

The headquarters of SARL ISOLUX is located in CHAINGY (45380), in the department Loiret.

Where to find the tax return of SARL ISOLUX ?

The tax return of SARL ISOLUX is available on this page. Click on a year in the 'Data by year' section to view the account details (assets, liabilities, income statement). Data comes from INPI (National Institute of Industrial Property).

In which sector does SARL ISOLUX operate?

SARL ISOLUX operates in the sector Travaux d'isolation (NAF code 43.29A). See the 'Sector positioning' section above to compare the company with its competitors.