Nazahatuhisamudin bin Che Haron

Part of Uzma Bhd., Malaysian Energy Chemical Services Sdn. The private company is based in Petaling Jaya, Malaysia. Bhd. is a Malaysian company that manufactures and distributes oil field chemicals, petrochemical and other chemical products. Malaysian Energy Chemical Services Sdn. from Nalco Holding Co. on April 15, 2010 for $2.50 million. was acquired by Uzma Bhd.

Part of Uzma Bhd., MMSVS Group Holding Co. Ltd. is a Thai company that provides repair and maintenance services of exploratory and production wells. The company is based in Bangkok, Thailand. on July 23, 2014. Nazahatuhisamudin bin Che Haron has been the CEO of the private company since 2021. MMSVS Group Holding Co. was acquired by Uzma Bhd.

Setegap Ventures Petroleum Sdn. Bhd. provides well, rig and pipelince construction, maintenance and cleaning services. It offers pumping service, integrated production enhancement solutions, coiled tubing services, desander services, and cementing services. The company was founded on December 7, 2004 and is headquartered in Kuala Lumpur, Malaysia.

Part of Uzma Bhd., Uzma Engineering Sdn. The private company is based in Kuala Lumpur, Malaysia. Bhd. engages as an investment holding Malaysian company.