Optimum by Callens SRL
3.0 FTEOptimum by Callens reported total assets of €3.01m at the end of the 2025 financial year (annual accounts filed with the NBB on 01 Jul 2026), with 3 full-time equivalents.
By total assets for 2025, Optimum by Callens ranks among the 50 largest of the 145 companies in its sector (NACE 2651) in Belgium that filed accounts for that financial year. Largest companies in the sector →
The score of Optimum by Callens shows with a free account.
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- Balance sheet strength
- Liquidity
- Repayment capacity
- Profitability
- Trajectory
- Compliance and register
- Position in its sectorvs peers
- Supplier creditat 30 d
- Borrowing capacityborrowable
- Valuationcentral
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Key figures 2025
Accounts of the company itself (not consolidated).
The full file covers 2 financial years; a free account shows 2. →Deterministic calculation on the filed accounts, no AI. Dispute the score or report an error
Optimum by Callens's annual accounts
Filed annual accounts
- Year ended 31 Dec 2025filed on 01 Jul 2026
- Year ended 31 Dec 2024filed on 23 Jul 2025
Optimum by Callens's financial analysis
- Solvency1.7%sector median: 53.7%
- Current ratio
- Net margin
- ROE
- Financial debt / EBITDA
- Interest coverage
- Days sales outstanding (DSO)
Management and control of Optimum by Callens
Optimum by Callens's publications in the Belgian Gazette
Company number, VAT number and registered office
- Company number (CBE)
- 1006.587.311
- VAT number
- BE1006587311
- Peppol
- Registered · 0208:1006587311 · as of 10 Nov 2026
- Legal form
- SRL
- Incorporated
- 29 Feb 2024
- Registered office
- 8790 Waregem
- Size
- Micro · 3.0 FTE
- Latest accounts
- 2025 · filed on 01 Jul 2026
- Activity
- Manufacture of instruments and appliances for measuring, testing and navigation (NACE 26510)
Optimum by Callens (SRL) has been based in Waregem since 2024, active in: manufacture of instruments and appliances for measuring, testing and navigation. For 2025, it reports a net profit of 383,746 € and equity of 50,000 €; its revenue is not published. With 3.0 full-time equivalents, it is a micro-enterprise by headcount. Its solvency stands at 1.7%, below the median of its sector (53.7%).
Guide: Reading Belgian SME accounts: the five figures that count →
Companies similar to Optimum by Callens
Companies in the same business, of comparable size and area, outside its group.
- Serel Industrie Manufacture of instruments and appliances for measuring, testing and navigation Ans · balance sheet €3.77m
- Qcify Europe Manufacture of instruments and appliances for measuring, testing and navigation Herentals · balance sheet €4.06m
- Micromega - Dynamics Engineering activities and related technical consultancy Fernelmont · balance sheet €3.94m
- Comiant and Michotte Technology Engineering activities and related technical consultancy Evere · balance sheet 82,097 €
- Ampron Technology Europe Manufacture of instruments and appliances for measuring, testing and navigation Leuven · balance sheet €2.07m
- Bogimac Manufacture of instruments and appliances for measuring, testing and navigation Grimbergen · balance sheet €1.98m
- Brightspec Engineering activities and related technical consultancy Niel · balance sheet €1.08m
- Epslog Manufacture of instruments and appliances for measuring, testing and navigation Liège · balance sheet €2.49m
Frequently asked questions about Optimum by Callens
What is the revenue of Optimum by Callens?
Optimum by Callens files its accounts in a format where revenue is optional: it is not published for 2025.
What is the VAT number of Optimum by Callens?
In Belgium, the VAT number is the company number prefixed with BE: BE1006587311 for Optimum by Callens, if the company is VAT-registered. Its company number (CBE) is 1006.587.311.
Where is the registered office of Optimum by Callens?
According to the CBE register, the registered office of Optimum by Callens is in 8790 Waregem.
What is the equity of Optimum by Callens?
At the close of the 2025 financial year, the equity of Optimum by Callens amounts to 50,000 €, a solvency of 1.7% of total assets.
How many people work at Optimum by Callens?
3.0 full-time equivalents on average according to the 2025 social balance sheet.
Who manages Optimum by Callens?
The register lists 4 active mandates at Optimum by Callens. Names and roles are in the full file, with the deeds published in the Belgian Gazette.
How large is Optimum by Callens within its sector?
By total assets for 2025, Optimum by Callens ranks among the 50 largest of the 145 companies in its sector (NACE 2651) in Belgium that filed accounts for that financial year.
The full file of Optimum by Callens
Directors and mandates, ownership network, Gazette deeds, ten years of accounts and ratios, Excel export, and Idonis's analysis in one question.
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