Our Expertise

About Us

Corporate Profile

Nexus Technology Consultancy Sdn Bhd (“Nexus”), a company incorporated in Malaysia, was established in 2010 to introduce its proprietary POMEDfree® technology that provides the palm oil industry’s leading performers with a long term waste management solution. The technology, jointly developed with Malaysian Palm Oil Board (MPOB), is based on 10 years of comprehensive research and analysis led by Professor D.Sc. Ognyan Stoyanov Kostov.

Key Personnel

Nexus is driven by a team of highly experienced bio-technologists, engineers and technicians working in every project. The principal officers are:-

DR. HJ. ZULKIFLI AB. RAHMAN, is currently the Head of Milling and Processing Unit in Malaysian Palm Oil Board. He has more than 20 years of R&D experiences mainly in palm oil milling operation and effluent treatment system. He has PhD in Chemical Engineering and Master Degree in Environmental Engineering. He has presented many technical papers in various conferences and seminars locally and overseas, gave lectures and technical guidance, as well as consulted the palm oil millers.

PROFESSOR D.Sc. OGNYAN STOYANOV KOSTOV, is the Technical Director of Nexus. He is a World Class Scientist with expertise on Composting, Microbes, Soil and Plant Biotechnologies. Professor Kostov has published 35 publications, granted 3 patents in Malaysia and 1 patent in Indonesia on composting. He was awarded visiting professor to Malaysia on composting of plant wastes by UNESCO and FRIM.

MR. NGAN TENG YE, founded composting research company BIOTOP. He has managed the research and commercialisation of compost and composting products for more than 10 years. He has published 7 papers including 3 patents on composting technology.

IR. DANNY TAN, was previously the Engineering Head of a large public listed plantation company. He has led the development of many major projects including palm oil mills, compost plants and estate infrastructure.

IR. CHEW AH HUAT, has worked in senior positions in oil palm industry in both Malaysia and Indonesia. With more than 30 years experience in design, construction and operation of palm oil mills, he has in-depth knowledge on palm oil processing technology and equipment.

About Us


NexusTC has been established as technology provider of POMEDfree™ Solution and composting technology to the palm oil industry. The technology is based on 9 years of composting research done by Biotop and 6 years commercial production and marketing of high quality compost products under Legenda Madu. The researches were led by Professor D.Sc. Ognyan Stoyanov Kostov.

The first POMEDfree™ Solution Waste Management System has been constructed in Sabah and has been in operation since the beginning of 2011. All the effluent produced by the mill has been evaporated and NO POME has been discharged from the mill premise.