Underwriting revenue from engineering insurance services totaled EUR1.14 million in the first nine months, up 24% on the year, accounting for 13% of total revenue.
Civil liability insurance accounted for 10.6% of the total underwritings, totaling EUR917,530.
Brokerage companies developed 95% of CertAsig operations, the company said.
CertAsig, which employs over 50 people, is owned by investment fund Royalton Capital Investors II, whose main investors are Alpha Associates, the European Bank for Reconstruction and Development, and the European Investment Fund.