• Hadji Kalla and Hajjah Athirah Kalla started a business in the textile trade, which later expanded to the transportation sector by providing an intercity bus, Cahaya Bone.
• NV Hadji Kalla Trading Company was founded in 1952.

• In 1967, Hadji Kalla handed over his business leadership to Jusuf Kalla.
• The company began to be an importer of Toyota and became one of the Founder Dealers of Toyota in Indonesia and achieved the highest market share in Indonesia.
• NV. Hadji Kalla expanded his business coverage to South Sulawesi, Central Sulawesi and Southeast Sulawesi.

The company is increasingly involved in handling construction services in line with the increasing demand for construction services in the surrounding community by established PT. Bumi Karsa 

• In 1984, the Company established the Hadji Kalla Foundation (Yayasan Hadji Kalla) to specifically handle corporate social responsibility activities.
• Several new companies were established during those period, including; PT Bumi Sarana Utama (Kalla Aspal), PT Bumi Sarana Agro (trading of agricultural products) and PT Makassar Raya Motor (dealer of Daihatsu).

• PT. Baruga Asrinusa Development was established as an answer to the high demand for housing.
• The company also established PT. Bumi Lintas Tama (Kalla Lines) and PT. Sahid Makassar Persada (Hospitality Business).
• The company established PT. Kalla Inti Karsa also built a Modern Shopping Center, Mal Ratu Indah.
• The company also established PT. Bumi Sarana Beton (construction services, provider of ready mix, precast and light brick) and PT. Kalla Electrical System (Electric Transformer Provider).
• Fatimah Kalla continued the leadership of Jusuf Kalla in 1999.

• PT. Hadji Kalla underwent a transformation and became the Kalla Group.
• In 2003 through PT Bumi Jasa Utama, Kalla Group expanded its business in the car rental sector for corporations (Kalla Transport). 
• Established PT Poso Energy (PLTA Poso, Central Sulawesi) and PT Malea Energy (PLTA Malea, Tana Toraja) to help the Government provide electricity generation for the community.
• The establishment of PT. Bumi Sarana Migas which manages Natural Gas.
• Through PT. Trans Kalla Makassar, Kalla Group also built Trans Studio Makassar, the largest shopping center and family recreation park in Indonesia.

• PT. Haka Sarana Investama has been designated as Kalla Group's Holding Company.
• As of January 2010, Kalla Group moved all operational activities to Wisma Kalla Office Building, in Makassar.
• Added new business in automotive sector by becoming the main dealer for KIA, Jeep, Dodge, Alfa Romeo, Fiat, Chrysler products through the establishment of PT Kars Inti Amanah.

• Kalla Group operates PT Kalla Kakao Industri which is engaged in the business of managing cocoa beans into cocoa powder, liquid chocolate and butter. The results are exported to a number of countries in Europe and America.

• Kalla Group through PT Bumi Mineral Sulawesi established a mineral processing plant (smelter) in Belopa, South Sulawesi.

• PT. Kalla Inti Karsa operates Nipah Mall (Currently branding Nipah PARK) 
• Kalla Group formed a Sub-holding Company to increase synergy between similar businesses such as Kalla Automotive, Transportation and Logistics Sub-holding and Kalla Development & Construction, Energy and Manufacturing Sub-holding.
• Solihin Jusuf Kalla replaces Fatimah Kalla as President Director of Kalla Group
• Kalla Group established Kalla Business School
• Poso Energy & Malea Energy officially established by President Republic of Indonesia, Joko Widodo in February 2022