Rajhi Steel, founded in 1984 by Late Sheikh Mohammad bin Abdul Aziz Rajhi, is one of Saudi Arabia's largest steel producers, notably claiming a significant share of the national commercial steel and steel rebar market. With nine factories in Riyadh and Jeddah, the company produces 16 high-quality steel products, meeting local and international standards. It is a substantial part of Rajhi Invest, currently soaring on the back of the 2030 vision fueling the construction and infrastructure sectors.

Since 1995, Berain Water Company has been a leading company in the bottled drinking water market in Saudi Arabia, with a premium positioning in the market. It upholds stringent global standards and holds 16 international and domestic quality certificates. Berain has gained consumers' trust and is an active member of international organizations in the field of drinking water and food safety. With three production plants, 22 sales outlets, and over 400 delivery trucks, Berain is the preferred choice for those seeking excellence in drinking water.

Nabaa Almaa is a fast-growing Saudi Arabian water bottling company known for its five-gallon water bottling specialization. After becoming independent from Berain in 2018, the company, now operating under "Fayha" brand name, launched a factory producing low-sodium five-gallon water bottles. Maintaining high safety and quality standards, the company uses a top-notch water treatment and bottling facility, holds an ISO 22000 certification, and fully complies with HACCP.

Falcon Plastic Products Company, initiated in 1987 under Rajhi Invest, leads in Saudi Arabia, producing over 200 million square meters of adhesive tapes annually under top brands like ABRO and Falcon. It also dominates shade net production with 13 million square meters annually under Al-Jazeera brand name and offers 5,000 tons of food packaging materials to top food and snacks producers. Further, Falcon contributes to national self-sufficiency by producing 5,000 tons of PVC used in pharmaceutical and other industries annually, reinforcing its position through technology and a strong growth strategy.

Founded in 1973, Aljazierah Home Appliances is a pioneer in the Middle Eastern home appliances industry, best known for establishing the first Air Conditioners factory in the Kingdom, besides holding more than 30% market share of electric water heaters market in the Kingdom. Growing from its roots in Riyadh, the company now owns nine factories and several showrooms across the Kingdom, primarily serving the Gulf region, the Middle East, and Africa with a broad range of appliances. As part of the Rajhi Invest, Aljazierah contributes significantly to the Saudi economy, symbolizing local innovation and excellence.

Alwatania Gypsum Company was established in 2004. It operates two factories in the central and northern regions, specializing in gypsum boards and gypsum powder production; the company plays a crucial role in Saudi Arabia's building materials sector, serving local needs and exporting the surplus to regional markets.