Wartsila Oyj Abp · OMXHEX:WRT1V
Wartsila Oyj Abp — Wärtsilä — Technical Presentation (2026)
10 slides from Wartsila Oyj Abp's technical presentation, Nov 4, 2026
Slide 1: This is Sustainable Technology Hub
This is Sustainable Technology Hub Welcome to an ecosystem of collaboration Vesa Riihimäki Director, Delivery Management 1 ©
Slide 2: Safety is a top priority at Wärtsilä
Safety is a top priority at Wärtsilä • Location of the nearest emergency exits and emergency meeting place • Emergency number 112, always inform reception in case of emergency • Keep the visitor badge visible during the whole visit 2 ©
Slide 3: Safety in STH
Safety in STH • Location of the nearest emergency exits and emergency meeting place • Emergency number 112, always inform reception in case of emergency • Keep the visitor badge visible during the whole visit • Photographing is not allowed except for designated photo locations 3 ©
Slide 4: Sustainable Technology Hub (STH) is Wärtsilä's global hub for manufacturing, developing and testing technologies
Sustainable Technology Hub (STH) is Wärtsilä’s global hub for manufacturing, developing and testing technologies • The heart of Wärtsilä’s engine manufacturing, engine R&D, 2022 Marine and Energy business functions combined with a unique approach to collaboration and innovation. opened • The product
Slide 5: STH capacity expansion supports growth both in Energy and Marine
STH capacity expansion supports growth both in Energy and Marine Wide portfolio of engines supports multiple market segments with evolving needs Wärtsilä in energy: towards a 100% Wärtsilä in marine: the right solutions renewable energy future for each vessel and fleet • US data centre market – sign
Slide 6: Capacity to reach 2.2x the 2025 operational level by Q1/2029
Capacity to reach 2.2x the 2025 operational level by Q1/2029 Compared with the 2025 operational level, once all expansions are commissioned April 2025 February 2026 May 2026 Full ramp-up R&D testing and +35% technical +30% additional Output vs. 2025 manufacturing facilities production capacity techn
Slide 7: Capacity investments are focused on testing and component manufacturing
Capacity investments are focused on testing and component manufacturing Expansions are not jeopardising existing capacity – clearly separated independent projects Testing capacity increase at STH Engine block portal machining centres STH testing expansion (PMC) • Expansion of main STH HUB building •
Slide 8: In-house manufacturing expansion mitigates scale-up schedule and quality risks
In-house manufacturing expansion mitigates scale-up schedule and quality risks Investment and intellectual property risks are mitigated through in-house deliveries throughout the lifecycle Benefits of in-house critical component manufacturing High quality of components • Controlled capacity increase
Slide 9: Long-term partnerships and investments to support supply chain growth
Long-term partnerships and investments to support supply chain growth Wärtsilä supply chain has demonstrated scalability and resilience • High order book and demand provide visibility to Case Siempelkamp Giesserei supplier volume planning • Long-term partnerships with key suppliers play an essential
Slide 10: WARTSILA
re, WARTSILA