Your World Class Cargo Inspections Partner
Agricultural, aquaculture, environmental, food and soft commodities
Independent, highly experienced and well respected throughout the global industry, the Alex Stewart Agriculture Group includes FOSFA, GAFTA and UKAS-approved A Norman Tate, Huson and Hardwick and Food Test Laboratories, which provide a complete range of animal feed and food testing, weighing, sampling and analysis, inspection, supervision, GAFTA cargo surveyor and FOSFA cargo superintendent services. These cover products as diverse as molasses, fishmeal, grains, oilseeds, oils and fats, cereals, fertilisers and other food or animal feed chain soft commodities or products. Our environmental services and test laboratories are located in Argentina, Chile, Norway, Peru and the UK.
- For more information about our inspection and analysis services please call Glenn Forbes on + 44 151 525 1488.
Base metals, ferrous and non-ferrous ores and concentrates
Our strategically located inspection operations cover all major load and discharge ports and refineries for base and non-ferrous metals (such as copper, zinc and lead) at all main locations in South America, Africa, Asia, Asia Pacific, the Baltic Sea, Black Sea and many European countries. Our services include full supervision of loading and discharge, inspection, draft survey, transportable moisture limits, shore scale or belt weighing surveillance, stockpile control and sampling.
- For more information about inspections and analysis of base metals please call Stephen Russell on +44 151 525 2132.
Ferro alloys and minor metals
We provide a comprehensive range of inspection, weighing, sampling, granulometry, and sample preparation, as well as full analysis for minor metals, noble and bulk ferro-alloys including ferro-chromium, ferro-molybdenum, ferro-titanium, ferro-tungsten and ferro-vanadium. Minor metal certification includes lithium, antimony and bismuth, manganese, vanadium, selenium and cadmium, tantalum and niobium, tungsten, cobalt, nickel, chromium, indium and titanium.
- For more information please call Stephen Russell on +44 151 525 2132.
Oil, gas and chemicals
Quantity and quality inspection and certification for ship-to-ship services of oil, gas and chemicals including crude oil, all refined petroleum products, liquified gasses, chemicals for both inspection and supervision of loading and discharge. All of our analytical tests meet international standards. Operating mainly in West and Central Africa, Stewart Intersea’s inspectors are equipped with GSM handheld devices for offshore work, enabling them to relay information quickly and efficiently to our UK team.
- For more information please call Ben Hughes on +44 151 305 2300.
Precious metals
Our global network of inspection offices have extensive experience in the inspection and sampling of precious metal-bearing materials. These include bullion, dore, concentrates, jewellery scrap, electronic scrap, PGMs, auto catalyst, petrochemical catalyst, PGM gauzes/catchment gauzes, industrial catalysts, chemical catalysts, pharmaceutical catalysts, sweeps, slimes, sludges and residues. We attend precious metal refineries and processing facilities globally to witness all process stages, including weighing, melting, incineration, screening, blending, sampling, moisture determination, loss on ignition, quality sample preparation and sample sealing. We’re approved supervisors for monitoring refineries (PAM) on the LBMA Good Delivery Gold and Silver lists and are supervisors to the LPPM Good Delivery System for platinum and palladium. We also attend refineries to witness sampling as part of the purity testing requirements for CME (COMEX/NYMEX) brand applications. In addition, on behalf of our global customers, we provide independent bar auditing and inventory services at approved bullion vaults in the UK, Switzerland, Germany, Netherlands, China, Hong Kong, Singapore, India, Canada and the USA.
Please watch our new precious metals laboratory services video here.
- For more information on our precious metals inspection and analysis services please contact Rob Smith on +44 7934 857877 or smith@alexstewartinternational.com.
Solid fuels
Our quantity and quality inspection and certification services of all solid fuels including coal and coke, for supervision of loading and discharge, sampling and size analysis, stockpile control and moisture tests, are carried out in accordance with international standards. Analysis procedures are determined in triplicate, tailored to customer requirements and include ash fusion, mineral, sulphur and ultimate analysis, chlorine and fluorine, hard grove grindability, roga and free swelling indices.
- For more information please call Kushal Roy on +91 44 2833 3010.
Steel scrap
We certify that the quantity and quality of ferrous, non-ferrous, electronic or plastic scrap material conforms to all contractual terms and conditions, including international regulations such as ISRI and GOST. Digital photographic evidence will be provided for all pre-shipment inspection and proof on arrival for scrap metal inspections, inspection during loading and sealing of containers. Radioactivity testing and checking for the presence of hazardous or dangerous materials will also be rigorous, to protect you from any unnecessary financial or environmental claims.
- For more information about scrap inspection please call Levent Delibas on +90 212 8711325.
Steel products
Our inspection services to the steel industry include safe full loading and discharge supervision of hot and cold rolled steel coil, finished and semi-finished steel products. Our inspection services determine the quantity and quality of steel products either by weighing, sampling, testing and measurement or through visual observation. Depending on contract terms, cargo supervision services include weight determination at load and discharge shore scales or by draft survey, hold and visual inspection, tally and grading.
- For more information about steel products please call Levent Delibas on+ 90 212 8711325.
Our Business
Our Locations
A Global Network
- ASI Inspections, Loads and Discharge Operations
- ASI Laboratory, Sample Preparation and Customer Services
- ASI Government Business Head Quarters
