STEELARIS PTE LTD was founded in Singapore circa 2009, providing steel sourcing and project management services to the construction, offshore and marine industry. It has served more than 700 customers around the globe throughout its operation from the past years. As of 2019, STEELARIS PTE LTD joins AYS Group as a subsidiary upon the acquisition of a 51% stake completed by AYS Capital Sdn. Bhd. The acquisition is seen as a collaborative initiative to expand our supply network of products and services towards the regional market.

ANN YAK SIONG HARDWARE SDN BHD (AYSH) was founded in 1982. As a company with 37 years of experience in the business, AYSH is well known in the marketplace as one of the leading steel stockist and distributor in the region and country.

With well equipped warehouses, AYSH trade in large variety of flat and long steel products of various grades and dimension such as plates and sheets, structural welded hollow sections, bars and rods, channels, angles, flat bars, beams and columns, sheet piles, pipes and tubes, wires and wire mesh etc, to serve a wide range of industries including construction, engineering, manufacturing, automotive, marine, oil and gas, etc.

With our experience and professional team and exclusive services to our valued customers, AYSH has successfully supplied to many major projects in the country.

AYS MARKETING SDN BHD (AYSM) was established in 1993. It deals in all kinds of building materials, steel products, exclusive finishing products available includes steel bars, wire mesh, cement, bricks, pilesto finishing products. AYSM is aggressively pursuing its sales expansion strategy by providing a wide range of building materials and providing the best service to our customers of all levels. They include end users, dealers in the construction industries, civil engineering and infrastructure sectors. In near future, these products and services will be distributed throughout the branches in every major city in Malaysia. AYSM will lead in providing services through Internet- based facilitation. AYSM's ambition is to be most preferred and successful building trading company in Malaysia.

AYS METAL PRODUCTS ENGINEERING SDN BHD (AYSMPE) deals in the manufacturing and marketing of Pressed Steel and Fiberglass Reinforced Polyester (FRP) sectional water storage tanks, AYSMPE, being a market leader in Pressed Steel Water Tank industry, has quickly responded to the market needs by diversifying into FRP tanks. The know-how and technology of manufacturing the Nikko Tank is obtained from Hirata of Japan. AYSMPE has further expanded into the manufacturing of polytanks to meet customer need. In the future, AYSMPE's strategy includes a more diversified and global in marketing its products.

CH YODOFORM SDN BHD (CHY) is involved in the manufacturing of high tensile galvanized steel (HTGI) purlins and light gauge steel framing products. The YODOFORM 'Z' and 'C' sections are precisely coldformed, supplied in cut-to length and pre-punched holes, ready for immediate erection upon delivery to site. The YODOFORM branded coldformed products are guarantee on its coating specification and supplied within tight allowable tolerance that complies to major International Standard.

CHY also provide precision cut and drill services for structural steel component. We are one stop centre for your pre-processed structural component. We provide services from shop drawing, material sourcing, precision cut accordingly to structural requirement, pre-drilled bolting holes at precise location of the member, shot blast surfaces according to roughness specification and premier coated accordingly before deliver to your premise. We supply quality pre-processed material accordingly to specification, save your unnecessary logistic expenses and meet your work schedule.

AOK Engineering Services Sdn Bhd (AOK) is a joint venture company with AYS Ventures Bhd, Kondo Steel Corporation Japan, Okaya & Co Ltd Japan and Okaya International (Malaysia) Sdn Bhd. Located at Damansara Utama, Selangor.

AOK Engineering provides professional BIM Modeling for steel structure using the state of the art 3D detailing software. BIM is abbreviation for building information modeling which is a powerful tool integrating the process of construction from the drawing board to the final completion. AOK capable of developing 3D model from conventional 2D drawing that can helps AEC professionals to identify problem in early stage of the construction process. The BIM model can generate precise bill of material and helps in procurement planning. AOK also provide details shop drawings for fabrication purpose.

AYS (FZ) Sdn. Bhd. (AYSFZ) formerly known as Infinity FZ Sdn Bhd, is a purpose-built modern warehouse tailored for steel products and it consists of 153,000 square feet covered warehouse and 216,000 square feet open yard. AYSFZ is strategically located in Port Klang Free Zone (PKFZ) with direct connected to the wharf of West Port at Port Klang.

Equipped with overhead crane, forklift, mobile crane, computerize warehouse activities system, dedicated and experienced workforce (long and flat steel cargo), AYSFZ provides services of long term and short-term storage to bonded and non-bonded cargo, 24 hours direct shipment receiving handling, 8am-8pm delivery handling, repacking and labelling of cargo according to customer’s instruction, and preparation and attending to SIRIM and CIDB activities in its warehouse to its customers.