Published by Suomen Messut Osuuskunta (Finnish Fair Cooperative), the Messukeskus Annual Report 2024 covers operations of the Helsinki Expo Centre — Finland's leading fair organiser and largest congress and events facility — for calendar year 2024. Messukeskus organised 36 trade fairs in 2024, up from 33 in 2023, with 6,883 exhibiting companies (up from 5,948). Net exhibition space sold reached 187,280 m², compared with 211,232 m² in 2023. Across all group events — the 36 trade fairs, 25 guest events hosted for external organizers, 8 international congresses (34,358 participants), and 6 entertainment events at the new BÖLE Arena — total attendance reached 898,993, up from 883,280 in 2023. Notable editions included the "I love me" lifestyle fair (nearly 61,000 visitors) and the Helsinki Book Fair combined with the Wine and Food fair (97,725 visitors). Messukeskus posted record financial results with €58.4 million in turnover (up 13.9% from €51.3 million) and €4.7 million operating profit. Scope note: figures cover the Messukeskus Helsinki venue only; the Finnish fair market also includes Tampere Trade Fairs and Turku Fair Centre. Economic impact (€245 million income flow to Helsinki metropolitan area; 3,335 person-years of employment) is based on Suomen Messut's own commissioned assessment.