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Bunker Detective Survey
At the present market price of Fuel Oil and LSMGO, the bunker cost is an important part of Time Charterer expenses.
Bunker Quantity Survey (BQS)
Bunker Quantity Survey (BQS) a is critical part of preventing bunker delivery losses.
Cargo Superintendency &
Ship to Ship Transfer (STS)
With our highly experienced personnel, who served for many years on chemical/oil tankers, we provide to the chemical ind
On / Off Hire Bunker & Condition Survey
During change of owner and/or time charter a condition survey will be required to establish the condition of the vessel
Draft Survey
It is an international commercial custom that traded quantities of bulk cargo such as iron ore, coal, steel scrap, grain
Laboratory Outsourcing
We have contract with all local laboratories in order to offer the best service to our clients. Spot analysis and/or ful
Gas Free Certificates - Port or Dry Dock Entrance
Harbor Master requires gas-free certificate for port or shipyard entrance for any ships carrying dangerous goods as per
Gas Free Certificates - Hot/Cold Work Permits
Before starting any job in a confined space a gas free certificated is needed in order to be sure you are working in a s
Doping/Blending on Board
Sometimes when the cargo is out of specifications, the only way to get a value cargo again is adding an specific additiv

Due to the necessity of the markets to ensure the standards of quality and quantity in operations between clients of the maritime world, our company "General Survey Services" aims to provide our highly qualified services to the world of maritime traffic.

We offer our huge experience in consultancy, supervision and inspection in all fields related to the crude oil, petrochemical, LPG, LNG, bunkering, STS, refineries, loading and discharging ships, cargo tank Inspections, gas free, samples taken, analysis, and many others.

We are an emerging company headquartered in Gibraltar, one of the most important transit areas between Mediterranean sea, Asia, Far East, Africa and America.


From Gibraltar we can attend all operations in Algeciras, Gibraltar, off limits (international waters) and also all over Spain.

To ensure a seamless transition, General Survey Services has skilled professionals to provide expert, ethical and reliable service.
Our company has built and continues to maintain an excellent reputation for service, independence and excellence technique in the field of crude oil, gas, petrochemical industries, bunkering and others.

We have in mind the unique profile of each customer's business to be able to provide the solutions that are best suited to their individual and corporate needs. Compliance with ethical standards, health and safety and conservation of the environment are placed at the top of our agenda.