| Cash flows from operating activities | | | | | |
| Profit for the year | | 12,698 | 10,225 | 4,814 | 11,068 |
| Adjustments for: | | | | | |
| Depreciation, amortisation and impairment/(reversal) | | 3,123 | 2,331 | 76 | (6,676) |
| Unrealised foreign currency loss/(gain) | | 165 | (119) | — | (256) |
| Financial income | | (60) | (60) | (28) | (32) |
| Financial expense | | 581 | 851 | 350 | 406 |
| (Gain)/loss on sale of property, plant and equipment | | | | | |
| and investments | | (184) | 15 | — | — |
| Dividends received | | — | — | (10,814) | (8,532) |
| Equity settled share based payment charge | | 1,512 | 1,687 | 1,145 | 1,224 |
| Taxation charge/(credit) | | 4,642 | 2,852 | 402 | (277) |
| Operating cash inflow/(outflow) before changes in working capital and provisions | | 22,477 | 17,782 | (4,055) | (3,075) |
| Change in trade and other receivables | | (3,075) | (1,360) | 4,653 | (3,914) |
| Change in inventories | | (273) | (421) | — | — |
| Change in trade and other payables | | 3,764 | (58) | (1,361) | (3,743) |
| Change in provisions | | (6) | (70) | — | — |
| Cash generated from/(used in) operations | | 22,887 | 15,873 | (763) | (10,732) |
| Tax paid | | (5,136) | (3,080) | — | — |
| Net cash from/(used in) operating activities | | 17,751 | 12,793 | (763) | (10,732) |
| Cash flows from investing activities | | | | | |
| Proceeds from sale of property, plant and equipment | | 198 | 16 | — | — |
| Interest received | | 60 | 91 | 26 | 32 |
| Acquisition of subsidiary, net of cash acquired | 32 | (1,471) | (7,684) | — | — |
| Acquisition of property, plant and equipment and intangibles | 10, 11, 12 | (2,948) | (2,339) | (288) | (2) |
| Dividends received | | — | — | 10,814 | 8,532 |
| Net cash (used in)/from investing activities | | (4,161) | (9,916) | 10,552 | 8,562 |
| Cash flows from financing activities | | | | | |
| Proceeds from the issue of share capital, net of acquisition | 24 | 341 | 181 | 341 | 181 |
| Proceeds from new loan | | 2,236 | 11,451 | 2,100 | 9,252 |
| Repayment of borrowings | | (7,030) | (8,969) | (5,120) | (1,825) |
| Payment of finance lease liabilities | | (6) | (31) | — | — |
| Dividends paid | 24 | (3,310) | (2,440) | (3,310) | (2,440) |
| Interest paid | | (581) | (895) | (346) | (419) |
| Net cash (used in)/from financing activities | | (8,350) | (703) | (6,335) | 4,749 |
| Net change in cash and cash equivalents | | 5,240 | 2,174 | 3,454 | 2,579 |
| Cash and cash equivalents at 1 April | 19 | 17,581 | 15,014 | (867) | (3,446) |
| Effect of exchange rate fluctuations on cash held | | 1,824 | 393 | — | — |
| Cash and cash equivalents at 31 March | 19 | 24,645 | 17,581 | 2,587 | (867) |