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Bamburi Cement (ARM Cement / Holcim East Africa)

East Africa's largest cement manufacturer — six decades of building Kenya, Uganda, and beyond.

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§ 01About the project

Bamburi Cement Limited is East Africa's largest cement producer, operating plants in Kenya and Uganda with a combined installed capacity of approximately 6 million tonnes per annum. Originally established in 1951 at Bamburi near Mombasa, the company is now part of the Holcim Group following the acquisition of its former parent Lafarge. Key production sites include the Athi River plant near Nairobi, the historic Bamburi plant in Mombasa, and the Hima Cement plant in Tororo, Uganda. Bamburi produces a range of products including Portland cement, Pozzolanic cement, and speciality cements for road and dam construction. The company is listed on the Nairobi Securities Exchange.

§ 02What it aims to do
  1. 01Maintain leadership in the East African cement market with over 6 MTPA installed capacity
  2. 02Serve the infrastructure boom across Kenya, Uganda, and the wider East African Community region
  3. 03Advance sustainable cement production through alternative fuels and reduced clinker ratio
  4. 04Develop innovative low-carbon cement products for the East African construction sector
  5. 05Support Kenya's Vision 2030 and Uganda's infrastructure development plans with reliable supply
§ 03Milestones
  1. 1951 · completed

    Bamburi Cement Founded

    Bamburi Portland Cement Company is established in Bamburi, Mombasa, making it one of the oldest cement manufacturers in East Africa.

  2. 1999 · completed

    Athi River Plant Commissioned

    A major new plant at Athi River near Nairobi is commissioned, providing capacity closer to Kenya's main construction market and reducing transport costs.

  3. 2011 · completed

    ARM Cement Acquisition of Hima

    The wider East African cement landscape consolidates as major players acquire and expand. Bamburi, through its parent, controls Hima Cement in Uganda.

  4. 2016 · completed

    Holcim Group Integration

    Following the global LafargeHolcim merger, Bamburi Cement becomes part of the Holcim Group, gaining access to enhanced technology and global best practices.

  5. 2022 · completed

    Green Cement and AFR Expansion

    Bamburi increases use of alternative fuels and raw materials, targeting 15%+ thermal substitution rate. Launches lower-carbon cement products for the Kenyan market.

  6. 2025 · in progress

    Potential Ownership Transition

    Holcim explores strategic options for its East African cement assets, with potential for new ownership or partnership that could reshape the regional market.

§ 04Engineering & resources

Manufacturing

Athi River Plant

Major production facility near Nairobi producing over 2 million tonnes per year of Portland and Pozzolanic cement for the Kenyan market.

Manufacturing

Bamburi Mombasa Plant

Historic plant on the Kenyan coast producing cement and serving the coastal and export markets. Adjacent to the famous rehabilitated quarry.

Manufacturing

Hima Cement (Tororo, Uganda)

Leading Ugandan cement producer with approximately 1.5 million MTPA capacity, serving Uganda and regional markets.

Raw Material

Limestone Quarries

Captive limestone deposits at each plant location. The Bamburi quarry rehabilitation into Haller Park is an internationally recognized ecological restoration.

Logistics

Distribution Network

Extensive depot and distribution network covering Kenya, Uganda, and neighbouring East African markets.

  • Dry-process rotary kiln systems with multi-stage preheaters at Athi River and Hima plants
  • Portland Pozzolana Cement (PPC) blending using volcanic pozzolana to reduce clinker content and CO2 emissions
  • Alternative fuels co-processing using industrial waste, biomass, and agricultural residues in kilns
  • Automated quality monitoring with on-line analysers for consistent product quality
  • Baobab Eco-Restoration Programme at the historic Bamburi quarry — a globally recognised rehabilitation project

What it means for the community

Bamburi Cement has supplied the building materials for East Africa's most iconic infrastructure projects over seven decades, from the Nairobi-Mombasa highway to Thika Superhighway and numerous commercial developments. The company directly employs over 2,000 people across Kenya and Uganda. The Bamburi Nature Trail (Haller Park) at the rehabilitated Mombasa quarry is one of the world's most celebrated industrial ecological restoration projects, transforming a barren limestone quarry into a thriving ecosystem that attracts over 100,000 visitors annually.

§ 05Articles

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§ 06Partners & owners
  • Bamburi Cement Ltd — part of Holcim Group