Regional Leader in Offshore Support Vessels

Sailing to New Heights: Wintermar, an Indonesian
company operating to international standards.
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TRUSTED BY top companies GLOBALLY

Over Five Decades of Expertise in Providing High Quality Marine Services

With a fleet of Platform Supply Vessels (PSVs), Anchor Handling Tug Supply (AHTS) and other specialised working ships, Wintermar provides a comprehensive suite of services to meet the ever-changing needs of the demanding offshore industry.

Through the years, Wintermar has forged resilience and adaptability in the face of industry challenges. Helmed by a strong management team with a demonstrated track record of integrity and professionalism, we focus on continuous improvement and long-term sustainability.

Latest Reports

Dive into our most recent Annual Reports and Sustainability Reports.

2024
Annual Report

2024 Sustainability Report

2023
Annual Report

2023 Sustainability Report

VIEW ANNUAL REPORTS
VIEW SUSTAINABILITY REPORTS

Investor Updates

View our latest investor updates including newsletters, financial reports and public exposes.

INVESTOR relations
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June 5, 2025
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Summary of Resolution of AGM

May 9, 2025
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AGM Proxy Form for Individual Shareholder

May 9, 2025
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AGM Proxy Form for Corporate Shareholder

May 9, 2025
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Information of AGM

May 9, 2025
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AGM Meeting Rules

May 9, 2025
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AGM Call For Meeting

April 24, 2025
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AGM Announcement

June 24, 2024
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Summary of Resolution of AGM

March 17, 2026
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WINS Newsletter #114 - Wintermar’s Operating Profit for FY2025 jumped by 31%YOY to US$23.3 million, reflecting margin expansion through a better fleet mix. Core Profit increased by 19.2%YOY to US$18million

October 30, 2025
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WINS Newsletter #113 - Wintermar booked a 25.1%YOY rise in 9M2025 Operating Profit to US$14.7million, supported by an 11.6% increase in Owned Vessel Revenue and rising Gross Margins

July 29, 2025
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WINS Newsletter #112 - Wintermar’s Operating Profit jumped 55.8%YOY to US$8.9million for 1H2025, derived from 17% growth in Owned Vessel Revenue in 1H2025 and higher gross margins from better fleet mix and higher charter rates

April 28, 2025
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WINS Newsletter #111 - Wintermar recorded a 31.4%YOY increase in Gross Profit to US$6.6 million for 1Q2025, with US$4.1 million Operating Profit (+52.5% YOY), driven by Owned Vessels gross margin expansion

March 24, 2025
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WINS Newsletter #110 - Wintermar’s Operating Profit jumped by 101.5%YOY to US$17.8 million on the back of a 13.5%YOY increase in Total Revenue to US$82.4million, from higher charter rates and a better fleet mix of DP (Dynamic Positioning) vessels

October 28, 2024
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WINS Newsletter #109 - Wintermar’s 9M2024 Net operating profit doubled to US$11.8million (+127.1% YOY) from US$5.2 million in 9M2023, contributed by higher charter rates in DP vessels

March 17, 2026
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Financial Statement Full Year - 2025

October 30, 2025
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Financial Statement Quarter 3 - 2025

July 25, 2025
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Public Expose Material 30 Jul 2025

June 18, 2024
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Public Expose Material 21 Jun 2024

November 17, 2025
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Announcement Schedule and Procedure of Interim Cash Dividend Payment

June 13, 2025
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Information Disclosure - Additional Announcement of Schedule and Procedure for Distribution of Cash Dividends

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Exceptional Offshore Support Services

As a trusted partner to global clients in the industry, we work together to customise and deliver a range of tailored solutions and support across all phases of the oil and gas cycle and beyond.

Offshore Solutions
Vessel Operations and Management

Rig Move and Anchor Handling

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Crew Change and Rig Supply

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Pipe Tailing Support

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Air Diving and ROV Support

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Fire Fighting and Emergency Rescue

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Seismic Survey Support

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Harbour Towage Services

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Cable Laying Support

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Supporting Offshore Windfarm Installation

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Owned Vessel Division

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Chartering Division

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Ship Management and Other Services

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Our Fleet of Specialised Offshore Support Vessels

With a repositioned and optimised fleet, our vessels are ready to serve your every need.

View Our Vessels

Platform Supply Vessel

Anchor Handling Tug Supply

Anchor Handling Tug

Fast Utility Vessel

Fast Multi Purpose Supply Vessel

Azimuth Stern Drive Tug

Utility Vessel

Heavy Load Deck Barge

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Global Reach, Ongoing Expansion

Wintermar goes where our clients need us. With a strong presence in Southeast Asia and certain key markets, we have operating expertise across a wide geographical area.
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770

+
Skilled Crew

40

+
Operating Vessels

10

+
Countries