Lassila & Tikanoja Lassila & Tikanoja (L&T) is a company that provides environmental management and maintenance services. | ![]() Sureserve Sureserve Group (formerly known as Lakehouse) is a leading compliance and energy support services group focused on customers in the outsourced public and regulated services sectors. | |
Founding Date | Founding Date 1905 | Founding Date 1988 |
Type | Type Public | Type Subsidiary |
Tags | ||
Locations | Locations Helsinki, FI HQ Petrozavodsk, RU Solna, SE | Locations Basildon, GB HQ London, GB |
Employees | Employees 5,8572% decrease | Employees 2,7563% increase |
Financial | ||
Revenue (est.) | Revenue (est.) €772.7m (FY, 2025) | Revenue (est.) £309.3m (FY, 2022) |
Cost of goods | Cost of goods €225.5m (FY, 2025) | Cost of goods £255.1m (FY, 2022) |
Gross profit | Gross profit €553.2m (FY, 2025) | Gross profit £54.2m (FY, 2022) |
Net income | Net income €32.4m (FY, 2025) | Net income £11.1m (FY, 2022) |

Sureserve Group (formerly known as Lakehouse) is a leading compliance and energy support services group focused on customers in the outsourced public and regulated services sectors.
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