OPTIMAL COMPUTING
Annual accounts 2025
micro format, filed on 06-03-2026, 55 days before the deadline€377,959
▲ 5.1%
€24,567
▲ 44.5%
€27,509
▲ 34.3%
€477,114
▲ 182%
13.3%
▼ 3.2 percentage points
3.58
▲ 2.15
The turnover shown is an estimate from the gross margin.
Turnover ≈ €990,000. Estimated: probably between €670,000 and €1.6m.
Balance sheet
balance sheet total €855,562 on 30-09-2025What the company ownsHow it is paid for
in euro
in euro
Position in the sector
13.3%
Higher than 17% of 21,206 companies in 2025.
3.58
Higher than 64% of 20,569 companies in 2025.
3.2%
Higher than 22% of 20,744 companies in 2025.
OPTIMAL COMPUTING
Middle half of the sector
80% of the sector
Micro accounts in computer programming and consultancy (NACE 62)
Net result: middle half · Equity: middle half · Balance sheet total: top quarter · Working capital: top quarter
Staff
Staff costs divided by the average number of full-time equivalents.
people who joined
people who left
Filed annual accounts
as filed with the National Bank, click a year to choose it| Line | Trend | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Balance sheet: assets | ||||||||||||||||||
20/58 |
855,562 | 755,056 | 514,304 | 402,263 | 406,972 | 301,155 | 267,839 | 186,374 | 184,003 | 129,876 | 124,175 | 87,409 | 187,631 | 147,331 | 123,312 | 105,773 | 109,231 | |
21/28 |
193,629 | 196,214 | 102,465 | 119,203 | 32,636 | 13,150 | 27,002 | 36,453 | 52,141 | 40,739 | 19,220 | 22,915 | 25,594 | 34,091 | 34,168 | 22,484 | 27,679 | |
21 |
154,694 | 127,235 | 475 | 475 | 950 | 1,424 | 1,899 | 0 | 0 | 994 | 1,987 | 200 | 769 | 1,831 | 2,033 | 1,973 | 2,713 | |
22/27 |
38,935 | 68,978 | 101,990 | 118,728 | 31,686 | 11,725 | 25,103 | 36,453 | 52,141 | 39,746 | 17,233 | 22,715 | 24,825 | 32,260 | 32,135 | 20,511 | 24,965 | |
24 |
13,001 | 36,142 | 63,549 | 77,143 | 26,004 | 9,966 | 20,626 | 29,256 | 42,168 | 26,857 | 1,427 | 3,993 | 5,346 | 11,930 | 17,971 | 19,886 | 24,260 | |
26 |
25,934 | 32,836 | 38,441 | 41,585 | 5,683 | 1,760 | 4,477 | 7,198 | 9,972 | 12,889 | 15,806 | 18,722 | 19,479 | 20,330 | 14,164 | 624 | 706 | |
29/58 |
661,933 | 558,843 | 411,839 | 283,060 | 374,336 | 288,005 | 240,837 | 149,920 | 131,863 | 89,137 | 104,955 | 64,494 | 162,037 | 113,240 | 89,144 | 83,289 | 81,553 | |
40/41 |
98,524 | 17,916 | 13,606 | 49,787 | 60,954 | 29,455 | 22,991 | 20,587 | 29,488 | 3,297 | 6,920 | 2,897 | 2,203 | 50,678 | 39,350 | 14,992 | 19,893 | |
40 |
85,842 | 13,930 | 12,352 | 49,584 | 60,844 | 22,384 | 22,991 | 20,587 | 29,488 | - | - | - | 1,132 | 49,470 | 32,670 | 14,992 | 13,693 | |
41 |
12,682 | 3,986 | 1,254 | 203 | 110 | 7,071 | - | - | - | 3,297 | 6,920 | 2,897 | 1,071 | 1,208 | 6,680 | - | 6,200 | |
54/58 |
563,409 | 540,927 | 394,798 | 229,837 | 309,502 | 254,669 | 213,351 | 125,470 | 98,308 | 67,373 | 96,674 | 58,880 | 156,523 | 61,162 | 47,863 | 68,289 | 61,486 | |
490/1 |
- | - | 3,436 | 3,436 | 3,881 | 3,881 | 4,495 | 3,864 | 4,067 | 18,468 | 1,362 | 2,717 | 3,312 | 1,400 | 1,931 | 9 | 174 | |
| Balance sheet: equity and liabilities | ||||||||||||||||||
10/49 |
855,562 | 755,056 | 514,304 | 402,263 | 406,972 | 301,155 | 267,839 | 186,374 | 184,003 | 129,876 | 124,175 | 87,409 | 187,631 | 147,331 | 123,312 | 105,773 | 109,231 | |
10/15 |
113,454 | 124,625 | 104,136 | 124,393 | 159,911 | 162,374 | 135,876 | 97,196 | 80,969 | 70,805 | 61,848 | 60,209 | 55,365 | 108,201 | 84,346 | 63,975 | 52,628 | |
10/11 |
18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | |
100 |
- | - | - | - | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | 18,600 | |
13 |
94,854 | 106,025 | 85,536 | 105,793 | 141,311 | 143,774 | 117,276 | 78,596 | 62,369 | 52,205 | 43,248 | 41,609 | 36,765 | 89,601 | 65,746 | 45,375 | 34,028 | |
130/1 |
1,860 | 1,860 | 1,860 | 1,860 | 1,860 | 1,860 | - | - | - | - | - | - | - | - | - | - | - | |
130 |
- | - | - | - | 1,860 | 1,860 | 1,860 | 1,860 | 1,860 | 1,860 | 1,860 | 1,860 | 1,860 | 1,860 | 1,860 | 1,860 | 1,860 | |
1311 |
1,860 | 1,860 | 1,860 | 1,860 | - | - | - | - | - | - | - | - | - | - | - | - | - | |
132 |
1,533 | 1,533 | 1,533 | 1,533 | 542 | 542 | 542 | 542 | 542 | 542 | 451 | 213 | 147 | 81 | 40 | - | - | |
133 |
91,461 | 102,633 | 82,144 | 102,400 | 138,908 | 141,371 | 114,873 | 76,193 | 59,966 | 49,803 | 40,936 | 39,536 | 34,758 | 87,661 | 63,846 | 43,515 | 32,168 | |
17/49 |
742,108 | 630,431 | 410,168 | 277,871 | 247,061 | 138,781 | 131,964 | 89,178 | 103,034 | 59,071 | 62,328 | 27,200 | 132,265 | 39,130 | 38,966 | 41,798 | 56,604 | |
17 |
554,860 | 238,150 | 256,450 | 51,859 | 18,216 | - | 16,340 | 22,371 | 32,997 | 20,033 | - | - | - | 2,210 | 8,549 | 14,472 | 20,453 | |
170/4 |
554,860 | 238,150 | 256,450 | 51,859 | 18,216 | - | 16,340 | 22,371 | 32,997 | 20,033 | - | - | - | 2,210 | 8,549 | 14,472 | 20,453 | |
42/48 |
184,819 | 389,851 | 143,062 | 225,262 | 228,095 | 138,031 | 115,624 | 66,807 | 70,038 | 39,038 | 62,328 | 27,018 | 131,305 | 36,600 | 28,889 | 23,342 | 35,183 | |
42 |
10,931 | 19,007 | 17,630 | 18,375 | 8,234 | 11,710 | 6,185 | 10,626 | 10,522 | 5,337 | - | - | 2,210 | 6,339 | 5,924 | 5,536 | 5,144 | |
44 |
42,652 | 4,810 | 1,921 | 5,954 | 8,901 | 10,469 | 4,860 | 3,320 | 6,498 | 4,196 | 232 | 3,133 | 3,778 | 7,438 | 9,550 | 6,973 | 3,554 | |
440/4 |
42,652 | 4,810 | 1,921 | 5,954 | 8,901 | 10,469 | 4,860 | 3,320 | 6,498 | 4,196 | 232 | 3,133 | 3,778 | 7,438 | 9,550 | 6,973 | 3,554 | |
45 |
58,750 | 59,137 | 40,370 | 51,101 | 45,149 | 16,097 | 29,762 | 22,861 | 20,805 | 24,892 | 8,371 | 8,288 | 21,808 | 3,530 | 8,779 | 6,018 | 19,953 | |
450/3 |
8,501 | 4,143 | 3,059 | 2,514 | 5,042 | 4,880 | 7,775 | 13,488 | 8,865 | 6,867 | 655 | 1,665 | 14,643 | 3,530 | 8,779 | 6,018 | 19,953 | |
454/9 |
50,249 | 54,994 | 37,311 | 48,587 | 40,107 | 11,217 | 21,987 | 9,373 | 11,940 | 18,025 | 7,716 | 6,623 | 7,165 | - | - | - | - | |
47/48 |
72,486 | 306,897 | 83,140 | 149,832 | 165,811 | 99,755 | 74,817 | 30,000 | 32,213 | 4,613 | 53,725 | 15,596 | 103,509 | 19,294 | 4,636 | 4,816 | 6,532 | |
492/3 |
2,429 | 2,429 | 10,657 | 750 | 750 | 750 | - | - | - | - | - | 182 | 960 | 320 | 1,529 | 3,984 | 968 | |
| Income statement | ||||||||||||||||||
76A |
- | - | - | - | 3,750 | 5,000 | - | - | - | 3,058 | - | - | - | - | - | - | - | |
9900 |
377,959 | 359,730 | 346,542 | 257,429 | 186,007 | 167,909 | 143,151 | 116,043 | 106,651 | 70,305 | 62,259 | 88,511 | 125,846 | 93,809 | 45,302 | 30,397 | 63,878 | |
62 |
308,121 | 293,613 | 346,910 | 272,679 | 171,236 | 116,035 | 66,563 | 43,505 | 40,238 | 43,678 | 42,837 | 58,637 | 41,475 | 31,443 | - | - | - | |
630 |
43,513 | 47,624 | 17,675 | 17,537 | 16,050 | 16,660 | 16,870 | 15,687 | 17,365 | 11,955 | 6,675 | 7,509 | 11,938 | 14,234 | 12,252 | 9,665 | 10,863 | |
640/8 |
1,758 | 1,488 | 1,379 | 3,860 | 2,575 | 1,129 | 1,789 | 1,185 | 2,313 | 1,549 | 1,004 | 1,320 | 1,064 | 1,365 | 988 | 631 | 897 | |
9901 |
24,567 | 17,005 | -19,422 | -36,647 | -3,854 | 34,085 | 57,928 | 55,666 | 46,734 | 13,124 | 11,742 | 21,044 | 71,369 | 46,768 | 32,062 | 20,101 | 52,117 | |
75/76B |
10,080 | 3,277 | - | 5 | 3,764 | 5,174 | - | - | - | 244 | 519 | 832 | 878 | 786 | 900 | 584 | 542 | |
75 |
10,080 | 3,277 | - | 5 | 14 | 174 | - | - | - | 244 | 519 | 832 | 878 | 786 | 900 | 584 | 542 | |
76B |
- | - | - | - | 3,750 | 5,000 | - | - | - | - | - | - | - | - | - | - | - | |
65/66B |
373 | - | 834 | 1,183 | 381 | 231 | 506 | 540 | 816 | 425 | 311 | 291 | 749 | 1,172 | 1,456 | 1,906 | 1,313 | |
65 |
373 | - | 834 | 1,183 | 381 | 231 | 506 | 540 | 816 | 425 | 311 | 291 | 749 | 1,172 | 1,456 | 1,906 | 1,313 | |
9903 |
34,273 | 20,282 | -20,256 | -37,824 | -471 | 39,028 | 57,423 | 55,126 | 45,918 | 16,000 | 11,950 | 21,586 | 71,497 | 46,381 | 31,506 | 18,779 | 51,347 | |
67/77 |
6,765 | -207 | - | -2,306 | 1,992 | 12,530 | 18,743 | 8,899 | 5,754 | 4,643 | 311 | 1,742 | 24,334 | 10,116 | 8,724 | 5,022 | 15,719 | |
9904 |
27,509 | 20,489 | -20,256 | -35,518 | -2,463 | 26,498 | 38,680 | 46,227 | 40,164 | 11,357 | 11,639 | 19,844 | 47,164 | 36,265 | 22,781 | 13,757 | 35,628 | |
689 |
- | - | - | 990 | - | - | - | - | - | 91 | 238 | 66 | 67 | 41 | 40 | - | - | |
9905 |
27,509 | 20,489 | -20,256 | -36,508 | -2,463 | 26,498 | 38,680 | 46,227 | 40,164 | 11,266 | 11,400 | 19,778 | 47,097 | 36,224 | 22,741 | 13,757 | 35,628 | |
| Appropriation of the result | ||||||||||||||||||
9906 |
27,509 | 20,489 | -20,256 | -36,508 | -2,463 | 26,498 | 38,680 | 46,227 | 40,164 | 11,266 | 11,400 | 19,778 | 47,097 | 36,224 | 22,741 | 13,757 | 35,628 | |
791/2 |
38,680 | - | 20,256 | 36,508 | 2,463 | - | - | - | - | - | - | - | 52,903 | - | - | - | - | |
691/2 |
27,509 | 20,489 | - | - | - | 26,498 | 38,680 | 16,227 | 10,164 | 8,866 | 1,400 | 4,778 | - | 23,814 | 20,331 | 11,347 | 34,028 | |
6920 |
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1,860 | |
6921 |
27,509 | 20,489 | - | - | - | 26,498 | 38,680 | 16,227 | 10,164 | 8,866 | 1,400 | 4,778 | - | 23,814 | 20,331 | 11,347 | 32,168 | |
694/7 |
38,680 | - | - | - | - | - | - | 30,000 | 30,000 | 2,400 | 10,000 | 15,000 | 100,000 | 12,410 | 2,410 | 2,410 | 1,600 | |
694 |
38,680 | - | - | - | - | - | - | - | - | 2,400 | - | - | 100,000 | 2,410 | 2,410 | 2,410 | 1,600 | |
695 |
- | - | - | - | - | - | - | 30,000 | 30,000 | - | 10,000 | 15,000 | - | 10,000 | - | - | - | |
| Social balance sheet | ||||||||||||||||||
9087 |
- | 4.3 | - | 5.1 | 3.9 | 1 | 1.8 | 1 | 1 | 1 | 1 | 1.4 | 1 | 1 | - | - | - | |
Hours worked1013 |
- | 7,752 | - | 90,212 | 7,095 | 1,707 | 3,040 | 1,737 | 1,756 | 1,748 | 1,763 | 2,546 | 1,809 | 1,793 | - | - | - | |
| Document | ||||||||||||||||||
The notes to these accounts have 12 items, including the statement of assets and debts, the cost breakdown and rights and commitments. You find them in the filed accounts (PDF).
Source: Annual accounts 2025 (PDF), filed on 06-03-2026.
Filings
each dot is a set of accounts, on the day it reached the National Bank| Financial year | Type | Filed | Reference | Document |
|---|---|---|---|---|
| 30-09-2025 | micro format | 06-03-2026 | 2026-00049779 | |
| 30-09-2024 | micro format | 19-02-2025 | 2025-00036453 | |
| 30-09-2023 | micro format | 07-02-2024 | 2024-00029056 | |
| 30-09-2022 | micro format | 08-03-2023 | 2023-00037037 | |
| 30-09-2021 | full format | 14-12-2021 | 2021-80400124 | |
| 30-09-2020 | full format | 23-02-2021 | 2021-06200314 | |
| 30-09-2019 | full format | 20-03-2020 | 2020-07500297 | |
| 30-09-2018 | full format | 14-03-2019 | 2019-07000282 | |
| 30-09-2017 | full format | 08-02-2018 | 2018-04700563 | |
| 30-09-2016 | full format | 03-01-2017 | 2017-00100529 | |
| 30-09-2015 | full format | 22-01-2016 | 2016-02500583 | |
| 30-09-2014 | full format | 28-04-2015 | 2015-10700247 | |
| 30-09-2013 | full format | 02-04-2014 | 2014-08300241 | |
| 30-09-2012 | full format | 03-04-2013 | 2013-08100355 | |
| 30-09-2011 | full format | 19-04-2012 | 2012-09000177 | |
| 30-09-2010 | full format | 28-03-2011 | 2011-06500010 | |
| 30-09-2009 | full format | 04-05-2010 | 2010-10700193 |
Subsidies and aid
European Union 2022, 2 entries, €429,233 in total
European research 3 projects, €975,340 EU contribution
Projects
- Development of advanced manufacturing equipment and processes aimed at the seamless integration of multifunctional PV solutions, enabling the deployment of IPV sectorsHorizon Europe, participant, 01-01-2023 to 31-12-2026, €429,231, SEAMLESS-PV
- REshoring of Composite-based Lightweight Advanced Integrated Module manufacturing for PVHorizon Europe, participant, 01-06-2026 to 31-05-2030, €339,719, RECLAIM-PV
- Bringing down costs of BIPV multifunctional solutions and processes along the value chain, enabling widespread nZEBs implementationHorizon 2020, participant, 01-10-2018 to 31-05-2023, €206,391, BIPVBOOST
Key figures and ratios
per financial year, computed from the annual accounts| Line | Trend | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 68,080 | 64,629 | -1,747 | -19,110 | 12,196 | 50,745 | 74,799 | 71,353 | 64,099 | 25,078 | 18,417 | 28,553 | 83,307 | 61,001 | 44,314 | 29,766 | 62,980 | ||
| 71,022 | 68,113 | -2,581 | -17,981 | 13,587 | 43,158 | 55,550 | 61,914 | 57,529 | 23,312 | 18,314 | 27,353 | 59,102 | 50,499 | 35,033 | 23,423 | 46,491 | ||
| 77,030 | 141,372 | 937 | 104,104 | 35,692 | 2,807 | 7,419 | 0 | 28,767 | 33,474 | 2,980 | 4,830 | 3,440 | 14,157 | 23,936 | 4,471 | 38,542 | ||
| 22,482 | 146,129 | 164,960 | -79,664 | 54,833 | 41,318 | 87,881 | 27,162 | 30,935 | -29,301 | 37,794 | -97,643 | 95,361 | 13,299 | -20,426 | 6,803 | - | ||
| 477,114 | 168,991 | 268,778 | 57,798 | 146,241 | 149,974 | 125,213 | 83,113 | 61,825 | 50,099 | 42,628 | 37,476 | 30,732 | 76,640 | 60,255 | 59,947 | 46,370 | ||
| 13.3% | 16.5% | 20.2% | 30.9% | 39.3% | 53.9% | 50.7% | 52.2% | 44.0% | 54.5% | 49.8% | 68.9% | 29.5% | 73.4% | 68.4% | 60.5% | 48.2% | ||
| 3.58 | 1.43 | 2.88 | 1.26 | 1.64 | 2.09 | 2.08 | 2.24 | 1.88 | 2.28 | 1.68 | 2.39 | 1.23 | 3.09 | 3.09 | 3.57 | 2.32 | ||
| 6.54 | 5.06 | 3.94 | 2.23 | 1.54 | 0.85 | 0.97 | 0.92 | 1.27 | 0.83 | 1.01 | 0.45 | 2.39 | 0.36 | 0.46 | 0.65 | 1.08 | ||
| 24.2% | 16.4% | -19.5% | -28.6% | -1.5% | 16.3% | 28.5% | 47.6% | 49.6% | 16.0% | 18.8% | 33.0% | 85.2% | 33.5% | 27.0% | 21.5% | 67.7% | ||
| 3.2% | 2.7% | -3.9% | -8.8% | -0.6% | 8.8% | 14.4% | 24.8% | 21.8% | 8.7% | 9.4% | 22.7% | 25.1% | 24.6% | 18.5% | 13.0% | 32.6% | ||
| over 100 | - | -2.09 | -16.16 | - | - | - | - | - | - | - | - | - | - | - | - | - |
EBIT margin: not included in this filing.
A Belgian filing has no cash-flow statement. Cash flow is therefore an approximation, derived from the income statement. Investment is the acquisitions in the notes and, without them, the balance-sheet move.
Social balance sheet
| Item | 30-09-2024 | 30-09-2022 |
|---|---|---|
| Employees at the balance-sheet date | 4 | 6 |
| full-time | 4 | 6 |
| in full-time equivalents | 4 | 6 |
| 4.3 | 5.1 | |
| On a permanent contract | 4 | 5 |
| Joined | 2 | 2 |
| Left | 3 | 1 |
Source: social balance sheet in the 2022 to 2024 annual accounts
Investments
fixed assets acquired| Item | 30-09-2025 | 30-09-2024 | 30-09-2023 | 30-09-2022 |
|---|---|---|---|---|
| Tangible fixed assets | - | - | - | €104,104 |
| Intangible fixed assets | €77,030 | €141,372 | - | - |
| €43,513 | €47,624 | €17,675 | €17,537 |
Source: notes to the 2022 to 2025 annual accounts (statement of fixed assets)
Insights on OPTIMAL COMPUTING
The operating result for 2025 is 44% higher than in 2024 and the highest since 2020. It is the third rise in a row, after the fall in 2022.
Debt's share of the balance-sheet total rises from 83.5% to 86.7%. Equity is lower and debt is higher.