- Acta Marine is an owner and operator of 40 workboats specialized in ultra shallow waters, based in the Netherlands. It was formed through the merger of Rederij Waterweg and Van Stee. - The company's main markets are dredging and marine construction, offshore energy, and cables and pipelines. It has a fleet of multipurpose workboats, survey vessels, multicats, crew tenders, and truckable vessels. - Acta Marine aims to be the preferred provider of maritime support services in coastal and shallow waters through fleet expansion and regional partnerships while maintaining financial stability.

1. Company Introduction

2. Agenda
• Company Profile
• Main Markets
• Strategy
• Our Fleet
• DP Workboats

3. Profile
• Owners & Operators of 40 workboats for coastal waters
• Ultra Shallow Waters specialization
• Worldwide projects
• Competent crews and shore-based support
• Based in Den Helder, Netherlands
Acta Marine is the new trade name of former
companies Rederij Waterweg and Van Stee

4. Milestones
1970: Waterweg founded
1975: Van Stee founded
2003: Van Oord family takes over Waterweg
Renaming holding company: Acta Marine Holding
2005: Acta Marine Holding takes over Van Stee
2010: Full merger Waterweg and Van Stee
One single trade name: Acta Marine
40 years experience as owners and
worldwide operators of workboats

5. Solid and stable shareholder
Holding company
Van Oord Family
78% 100%
• Marine infrastructure & • Workboat owners &
Offshore contractors operators
• € 1,500 mln. turnover • € 30 mln. turnover
• Van Oord family business founded in 1868
• Long-term engagement in the companies
• Acta Marine is fully independent company, with seperate
Management Team and Supervisory Board
…. but strong back-up is available

6. Main project locations 2009
Main project locations 2009/2011

7. Acta Marine in the Caspian Sea
• 2 vessels permanently stationed in the area
• Vessels operated by Caspian Services Group,
long term business partners.
Acta Marine in West Africa
• 1 vessel permanently stationed in the area
• Vessels jointly operated with Almatug,
long term business partners.

8. Utra Shallow Water specialization

9. Our main markets
• Dredging & Marine Construction
• Offshore Energy
• Cables & Pipelines

10. Our main markets
• Dredging & Marine Construction
• Offshore Energy
• Cables & Pipelines

11. Our main markets
• Dredging & Marine Construction
• Offshore Energy
• Cables & Pipelines

12. Cables & Pipelines specialty
Lowering/burrying of shore-ends with
special dredge/jet vessels
Succesfully deployed on various projects,
including Tatar Strait Crossing, Sakhalin, Russia
and BritNed powercable, North Sea, London Array

13. Our fleet
Multipurpose Workboat
Survey Multicats Crew Tenders
Crew vessels
Multipurpose support Shallow-draft Supply Truckable

14. New built vessels 2009/2011
2 units 2 units
• Also € 4 mln. Annual investment in upgrades of existing vessels

15. Acta Marine orders new DP1 Multi Purpose Vessel
with > 30 tons bollard pull

16. Mission statement
Acta Marine aims to be the preferred, independent
provider of maritime support services with workboats,
with a focus on coastal and shallow waters.
• No. 1 priority is long term continuity of business
• Focus on long term customer relations and expand in
existing market segments
• Operators and owners of workboats
• Maintain stong solvency (currently >50% of capital employed)

17. Strategy
Ongoing • Simplify organisation and stronger branding
professionalization • Renew Management System, incl. Quality&Safety
• Fleet modernization
Growth • Fleet expansion
• Hire and train new crews
• Develop new market segments and customers
• Work with regional partners
• Take-overs will be considered, if added value

18. Coastal Discovery on DP

19. Work Scope of our DP Workboats
Cable Lay Support
- ROV Support Works: handling of remote controlled trencher
to dig in pre laid cables
General Dredging Support
- Spray & Jet Pontoon
- Trench backfilling in Shallow waters
Survey works
- CPT’s
- Vibrocoring in various water depth
Windfarm Park Construction
- Supporting of Grouting Operations
- ROV Maintenance support

20. Acta Marine well on course