plenia.com Kontakt für Investoren und Analysten: Investor Relations, T +41 58 474 35 04, ir@implenia.com Investoren-Agenda: 16. August 2023: Halbjahresergebnis 2023, Analysten- und Medienkonferenz Kurz-CV Raymond Cron (1959, Schweizer, nicht exekutiv und unabhängig) Raymond Cron bringt mit seiner la [...] Implenia AG www.implenia.com MEDIENMITTEILUNG Generalversammlung 2023: Aktionäre genehmigen sämtliche Anträge Ausschüttung einer ordentlichen Dividende von CHF 0.40 pro Aktie beschlossen | Genehmigung Jahresrechnung 2022 | Bestätigung der bisherigen Verwaltungsräte | Wahl von Raymond Cron als neuen [...] Verwaltungsrat | Statutenänderungen genehmigt Glattpark (Opfikon), 28. März 2023 – Die nach der Pandemie erstmals wieder physisch durchgeführte ordentliche Generalversammlung der Implenia AG hat am Dienstag alle Anträge des Verwaltungsrats mit grosser Mehrheit gutgeheissen. Die Aktionäre genehmigten[...]

Contact pour investisseurs et analystes : Investor Relations, T +41 58 474 35 04, ir@implenia.com Agenda des investisseurs : 16 août 2023 : résultats semestriels 2023, conférence de presse et d’analystes Bref C.V. de Raymond Cron (1959, de nationalité suisse, exerçant une fonction non exécutive et i [...] Implenia SA www.implenia.com COMMUNIQUÉ DE PRESSE Assemblée générale ordinaire 2023 : les actionnaires approuvent l’ensemble des propositions Versement d’un dividende ordinaire de CHF 0,40 par action décidé | Approbation des comptes annuels 2022 | Renouvellement des membres sortants du Conseil d’adm [...] d’administration | Élection de Raymond Cron au Conseil d’administration | Approbation de la modification des statuts Glattpark (Opfikon), le 28 mars 2023 – Organisée mardi en présentiel et ce, pour la première fois depuis la pandémie, l’Assemblée générale ordinaire d’Implenia SA a approuvé à une large majorité[...]

@implenia.com Contact for Investors and Analysts: Investor Relations, T +41 58 474 35 04, ir@implenia.com Dates for investors: 16 August 2023: Interim results 2023, Analysts and Media Conference Short CV for Raymond Cron (1959, Swiss, non-executive and independent) With his many years in leadership positions [...] Implenia Ltd. www.implenia.com MEDIA RELEASE Annual General Meeting 2023: Shareholders approve all proposals Ordinary dividend of CHF 0.40 per share decided | financial statements 2022 approved | Existing members of Board of Directors confirmed for further term | Raymond Cron elected as new Member of [...] of the Board of Directors | Changes to Articles of Association approved Glattpark (Opfikon), 28 March 2023 – On Tuesday, Implenia Ltd.’s Annual General Meeting of Shareholders, which was held in person for the first time since the pandemic, overwhelmingly approved all of the Board of Directors’ proposals[...]

business activities are described in note 6. The interim financial report as at 30 June 2023 was approved by the Board of Directors of Implenia Ltd. on 15 August 2023. The interim financial report as at 30 June 2023 was not audited by the statutory auditor PricewaterhouseCoopers Ltd., Zurich. Unless otherwise [...] first half of 2023, as there are no longer any plans to sell it. In accordance with the accounting policies applied, this yard was revalued with an expert opinion as at 30 June 2023 and the revaluation of CHF 5.0 million was recognised in equity. New expert opinions as at 30 June 2023 were requested [...] January – June 2023 HALF-YEAR REPORT Contents IMPLENIA HALF-YEAR REPORT 2023 1 FOREWORD BY THE CEO 003 2 SPOTLIGHTS 006 3 INTERIM REPORT 011 Interim report of the Implenia Group 011 Consolidated income statement 012 Consolidated statement of comprehensive income 012 Consolidated balance sheet 013 Co[...]

business activities are described in note 6. The interim financial report as at 30 June 2023 was approved by the Board of Directors of Implenia Ltd. on 15 August 2023. The interim financial report as at 30 June 2023 was not audited by the statutory auditor PricewaterhouseCoopers Ltd., Zurich. Unless otherwise [...] first half of 2023, as there are no longer any plans to sell it. In accordance with the accounting policies applied, this yard was revalued with an expert opinion as at 30 June 2023 and the revaluation of CHF 5.0 million was recognised in equity. New expert opinions as at 30 June 2023 were requested [...] January – June 2023 HALF-YEAR REPORT Contents IMPLENIA HALF-YEAR REPORT 2023 1 FOREWORD BY THE CEO 003 2 SPOTLIGHTS 006 3 INTERIM REPORT 011 Interim report of the Implenia Group 011 Consolidated income statement 012 Consolidated statement of comprehensive income 012 Consolidated balance sheet 013 Co[...]

from sale of major projects in Winterthur and Baar HY1.2023 currency- adjusted HY1.2022 HY1.2023 7,148 7,282 7,499 1,731 HY1.2023 currency- adjusted HY1.2022 HY1.2023 1,767 1,807 24.2 49.9 52.570.9 95.1 HY1.20222) HY1.2023 currency- adjusted HY1.2023 Above-average earnings contribution from Real Estate [...] AND EBIT; POSITIVE CONTRIBUTION EXPECTED FROM WINCASA TRANSACTION IN FY 2023 10Half-Year Results | August 2023 BUSINESS UPDATE HY1.2022 3,138 HY1.2023 2,814 HY1.2023 currency- adjusted 2,832 18.2 HY1.2022 HY1.2023 20.2 18.6 HY1.2023 currency- adjusted 17.6 19.8 2,814 (-10%) currency-adjusted 2,832 (-10%) [...] EBIT, mainly due to Scandinavia HY1.2022 4,498 HY1.2023 HY1.2023 currency- adjusted 3,870 4,302 916 HY1.2022 HY1.2023 HY1.2023 currency- adjusted 891 958 11.7 (> 100%) currency-adjusted 13.9 (> 100%) EBIT CHF m 3.7 HY1.2023 11.7 HY1.20221) HY1.2023 currency- adjusted 13.9 1) EBIT incl. one-time effect[...]