SIERRAMINBAUXITE - Key Persons


Andrew Rapai

Job Titles:
  • Co - Country Managing Director

Brimah A. Conteh

Job Titles:
  • General Manager
Mr. Conteh is currently a General Manager for Sierramin Bauxite (SL) Ltd. He started as project manager in 2014 and became the technical director and Chief Operations Officer in 2017 after working with several poverseas based consulting firms on the project. For the past 7 years he has been working on the bauxite project with SRK Consulting (UK) and Mineral In formation and Development Centre (MIDC; India). He fully participated in the development of several exploration and beneficiation protocols for a low/medium grade bauxite deposit to achieve a high marketable grade at reasonable recoveries. With his Mechanical engineer ing background, he also participated in the development and assessment of two trial ben eficiation plants for the same bauxite deposit.

Michael Oke P. - Chairman

Job Titles:
  • Chairman of the Board of Directors

Pavel Gonchar

Job Titles:
  • Construction Director
Pavel Gonchar has been involved with Construction projects as an advisory leader and with several senior management Construction Project roles under his belt. His responsibili ties have included leading complex Construction and Infrastructure projects from initiation all through to execution, monitoring and controlling stages, all the way to project comple tion; always under budget, on time and without compromising quality, meeting Customer expectations. He has extensive experience in Project innovative risk management systems on Projects across several countries and he has been able to efficiently and effectively identify and relate relevant technical issues to complete solutions using engineering princi ples selected by counsel, thus avoiding scope creep which then facilitates project develop ment using appropriate courses of action. Pavel has led numerous international projects to success over the last 20 years working with Project owners and contractors and providing services such as plant operations, proj ect management, construction management, process design, environmental and safety engineering, regulatory compliance administration, rule negotiation and testimony as well as consulting and HAZOP chairmanship. He has extensive experience throughout all phases of Mine Construction development, Project Commerce with extensive experience drafting and negotiating numerous types of contracts and financial instruments. Pavel's engagement experience has included assess ments of pre-design work, review/consulting on procurement contract forms, and advis ing/analysis on project delivery methods, constructability reviews, estimation of proj ect-capital cost submittals, catalog cuts and means, bidding activities, project start-up and operations, project management, construction management, scheduling, value engineer ing, contract administration, procurement, quality assurance and errors and omissions. He has also performed ISO 9000 and other audits, strategic planning, technical issue eval uations and forensic engineering. In the risk management area, his experience includes project governance reviews, claims prevention, project risk assessment, project risk man agement training/audits and the development of corporation-wide risk management pro grams for multi-national corporations and public and private entities. His experience in project analysis and audits spans many countries, several industries and total installed cost values, with overall project values exceeding $500 million USD.

Sheku Kallon

Job Titles:
  • Geology Manager

Steve Lloyd

Job Titles:
  • Co - Country Managing Director
Steven Lloyd has worked in leadership roles in multiple locations in several countries all over North America, Europe, the Middle East, Central Asia and Africa and prior to Sierramin Bauxite, he was in a key operations leadership role working on a $64 billion dollar project to produce 1 million barrels per day crude oil production. With over 34 years in the Mining, Oil and Gas, Engineering and Construction sectors, Steven brings significant expe rience in the operations field from project conception through execution to completion. Managing operations deliverables, mapping out plans for the safe and seamless start-up of projects he is responsible for, he ensures that Conduct of Operations is clearly defined and always followed through to implement safe and cost-effective start-ups and opera tions. Steven has managed multiple capital projects and has been instrumental identifying areas of OPEX reduction, eliminating low value projects works, implementing spare parts pro gram and increasing reliability, resulting in significant production increase. Proven leader developing Operations expenditure and framing future works by planning ahead for 1,3 & 5 years for better efficiency. Steven's Project and Operations experience has included assessments of pre-design work, review/consulting on procurement contract forms, and advising/analysis on project deliv ery methods, constructability reviews, estimation of project-capital cost submittals, cata logue cuts and means, bidding activities, project start-up and operations, project manage ment, construction management, scheduling, value engineering, contract administration, procurement, quality assurance and errors and omissions, daily contractor project execu tion management, strategic planning, technical issue evaluations, OPEX development and planning as well as Agile project development process. He also has vast experience in management of HAZOP, PHA, Reliability bad actor investi gations, incident investigation and lessons learned implementation to reduce and elimi nate project and operational risks. Steven has been involved in multiple environmental re mediation projects and takes health, safety and environmental sustainability seriously.

Stewart Douglas

Job Titles:
  • Finance & Strategic Planning Director

Umar Bah - CEO

Job Titles:
  • Chief Executive Officer
  • Senior Executive
Mr. Bah is a widely experienced senior executive with an impressive commercial, financial and operational track record spanning over a 30-year career in Africa and North America. He has been the Acting CEO of Sierramin Bauxite Company since January, 2021, and during this short period, he was able to stabilize the business, led the Company through a successful acquisition and transition period thereafter. Prior to that, he was Country Direc tor of Sierramin Bauxite (Sierra Leone) Limited as well as the Chief Executive Officer of es tablished companies in Freetown, Sierra Leone and in Virginia, USA, where he also held a number of other senior executive management roles.