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14702 Park Row Dr, Houston, TX 77079, USA Call:+1 (518) 351 9486

Our Values.


It is our tradition at GO4 to deliver on projects as stipulated in the project plan. We stick to timeline by avoiding excuses.

Our Vision

Our Vision is to be the world's foremost engineering maintenance firm in the Marine services industry.

Our Mission

To become the main maintenance contractor to 30 of the 40 major marine services firm in the world by 2020.

Our Core Team.

Mathias Kruger, CEO

Mathias Kruger has led GO4 for the past 15 years taking the company from 5 contractual agreements in 2002 to 18 organisations we currently work with.

Harold Columbus, Head of Finance.

Harold Columbus is a renowned Financial Accountant with over 13 years of experience working in the Construction and Maintenance Management Industry.

Mathias Ostermann, Director of Operations.

Mathias Ostermann makes sure technician carries out their job according to specification. We call him the QC Man

Our Projects


Maintenance Contract Agreements


Yacht Maintenance Contracts


Dockside Construction


Mooring and Dock Sites