| Amounts in SEK thousand | Dec 31, 2008 | Apr 30, 2008 |
| Assets | ||
| Fixed assets | ||
| Intangible assets | ||
| Capitalized costs for research and development and similar work | 261,699 | 175,330 |
| Franchises, patents and similar | 57,730 | 53,673 |
| Goodwill | 114,876 | 126,281 |
| Total intangible assets | 434,305 | 355,284 |
| Tangible fixed assets | ||
| Buildings and land | 41,606 | 21,653 |
| Machinery and other technical plant | 94,114 | 98,508 |
| Equipment, tools and installations | 56,357 | 21,092 |
| Current new plant and advance payments relating to tangible fixed assets | 9,768 | 7,430 |
| Total tangible fixed assets | 201,845 | 148,683 |
| Financial fixed assets | ||
| Available-for-sale financial assets | — | 457 |
| Deferred tax asset | — | 33 |
| Derivatives | — | 698 |
| Deposits | 535 | 849 |
| Frozen assets | — | 6,800 |
| Total financial fixed assets | 535 | 8,837 |
| Total fixed assets | 636,685 | 512,804 |
| Current assets | ||
| Inventories etc | ||
| Inventories | 10,386 | 3,872 |
| Work in progress on behalf of third parties | 21,867 | 34,008 |
| Advances for goods and services | 78,900 | 13,617 |
| Total inventories etc | 111,153 | 51,497 |
| Current receivables | ||
| Trade receivables | 137,854 | 81,799 |
| Receivables from buyers of construction contracts | 51,284 | 16,017 |
| Other current receivables | 21,574 | 13,371 |
| Derivatives | 10,107 | 918 |
| Prepaid expenses and accrued income | 16,937 | 21,638 |
| Total current receivables | 237,756 | 133,743 |
| Frozen assets | 101,179 | 102,522 |
| Cash and cash equivalents | 124,967 | 146,101 |
| Total current assets | 575,055 | 433,863 |
| Total assets | 1,211,740 | 946,667 |
| Amounts in SEK thousand | Dec 31, 2008 | Apr 30, 2008 |
| Equity and liabilities | ||
| Shareholders’ equity | ||
| Capital and reserves attributable to parent company shareholders | ||
| Share capital | 13,110 | 6,031 |
| Other contributed capital | 1,338,944 | 844,536 |
| Other reserves | 2,209 | 3,182 |
| Accumulated deficit | –245,428 | –148,977 |
| Loss for the year | –301,892 | –95,612 |
| Minority | 51,942 | 16,056 |
| Total shareholders’ equity | 858,885 | 625,216 |
| Long-term liabilities | ||
| Liabilities to credit institutions | 49,567 | 54,827 |
| Other long-term liabilities | 1,000 | 1,030 |
| Provision for deferred tax | 70,249 | 50,012 |
| Total long-term liabilities | 120,816 | 105,869 |
| Current liabilities | ||
| Other provisions | 6,243 | 687 |
| Liabilities to credit institutions | 15,699 | 10,196 |
| Trade payables | 59,832 | 57,169 |
| Advances from customers | — | 15,669 |
| Current tax liabilities | 2,532 | 22 |
| Liabilities to customers under construction contracts | 75,797 | 91,889 |
| Derivatives | 2,302 | 435 |
| Other current liabilities | 36,678 | 12,670 |
| Accrued expenses and deferred income | 32,956 | 26,845 |
| Total current liabilities | 232,039 | 215,582 |
| Total equity and liabilities | 1,211,740 | 946,667 |
| Assets pledged as security | 235,388 | 234,730 |
| Contingent liabilities | 26,855 | 25,131 |
| Amounts in SEK thousand | Dec 31, 2008 | Apr 30, 2008 |
| Assets | ||
| Fixed assets | ||
| Intangible assets | ||
| Capitalized costs for research and development and similar work | 738 | 1,320 |
| Patents and similar | 7,555 | 6,997 |
| Total intangible assets | 8,293 | 8,317 |
| Tangible fixed assets | ||
| Equipment, tools and installations | 1,681 | 346 |
| Current new plant and advance payments relating | ||
| to tangible fixed assets | — | 486 |
| Total tangible fixed assets | 1,681 | 832 |
| Financial fixed assets | ||
| Interests in Group companies | 210,813 | 232,041 |
| Receivables from subsidiaries | 527,560 | 320,525 |
| Other long-term securities holdings | — | 457 |
| Other long-term receivables | — | 6,862 |
| Total financial fixed assets | 738,373 | 559,885 |
| Total fixed assets | 748,347 | 569,034 |
| Current assets | ||
| Current receivables | ||
| Receivables from Group companies | 17,277 | 1,459 |
| Tax assets | 115 | 155 |
| Other current receivables | 996 | 2,336 |
| Prepaid expenses and accrued income | 9,498 | 7,210 |
| Total current receivables | 27,886 | 11,160 |
| Frozen assets | 76,803 | 101,632 |
| Cash and bank balances | 83,427 | 92,033 |
| Total current assets | 188,116 | 204,825 |
| Total assets | 936,463 | 773,859 |
| Amounts in SEK thousand | Dec 31, 2008 | Apr 30, 2008 |
| Equity and liabilities | ||
| Shareholders’ equity | ||
| Restricted equity | ||
| Share capital | 13,110 | 6,031 |
| Statutory reserve | 291,892 | 291,892 |
| Employee stock options | 2,209 | — |
| Total restricted equity | 307,211 | 297,923 |
| Non-restricted equity/Accumulated deficit | ||
| Accumulated deficit | –90,093 | –77,644 |
| Share premium account | 1,036,781 | 552,648 |
| Loss for the year | –334,312 | –23,994 |
| Total non-restricted equity/accumulated deficit | 612,376 | 451,010 |
| Total shareholders’ equity | 919,587 | 748,933 |
| Provisions | ||
| Other provisions | 179 | — |
| Total provisions | 179 | 0 |
| Current liabilities | ||
| Trade payables | 2,501 | 4,985 |
| Liabilities to subsidiaries | 94 | 12,715 |
| Other current liabilities | 833 | 649 |
| Accrued expenses and deferred income | 13,269 | 6,577 |
| Total current liabilities | 16,697 | 24,926 |
| Total equity and liabilities | 936,463 | 773,859 |
| Assets pledged as security | 75,533 | 108,223 |
| Contingent liabilities | 208,138 | 224,628 |