Management Team
To deliver into the corporate vision, the company has forged a strong team of aptly qualified and experienced professionals. These have been tasked with the responsibility of sustainably delivering on our objectives under the guidance of the Board of Directors.

CHARLES ACHIREM
Operations Manager
Mr. Achirem holds a BSc in Mining and Mechanical Engineering. He has over 17 years experience in The Mining Industry both in Ghana and overseas.

FABIAN LIMBERGER
Chief Commercial Officer
Mr. Limberger is a business graduate from the Berlin School of Economics and Law in Germany, with a specialization in Finance in Investment. He has over 17 years experience in leading roles and positions covering M&A activities, Project Finance, Corporate Finance and general commercial activities in industries such as: Mechanical Engineering, Civil Engineering, Aviation and Mining.

GODFRIED ADDO AYISI
Senior Technical Services Manager
Mr. Ayisi holds a BSc and PGD in Mining Engineering. He has over 25 years of experience in surface and Underground Mining with AngloGold Ashanti and Barrick Mines in Ghana and overseas.

GEORGE YAW OFOSU
Asst. Operations Manager, Perseus-Ayanfuri
Mr. Ofosu holds a BSc in Mining Engineering and has over 15 years experience in The Mining Industry both in Ghana and overseas.

RICHARD KWAKYE-NUAMA
Human Resources Manager
Mr. Kwakye-Nuama has over 25 years experience in both Underground and Surface Mining. His last 10 years have been spent in Senior Management positions in the Human Resource area. He holds BSc and PGD in Mining Engineering and Executive MBA.

Technical Services Manager
Mr. Yeboah holds a PGD in Mining Engineering. He has over 25 years of experience in the Mining Industry both in Ghana and overseas.
LORD AGYEPONG
Project Manager (Perseus Mining Project Site)
Mr. Agyepong holds a BSc in Mining Engineering and has over 15 years of experience in the Mining Industry. He has worked as a Project Manager both in Ghana and other African countries, notably Liberia. He joined the company in January 2014 and is currently the Project Manager for the Edikan Site (PMGL).

AKWASI ODEI ADJEI
Project Manager
Mr. Odei holds a degree in Mining Engineering and joined the company at its Benso/Mpohor Operations in 2009. He was previously the Project Manager for its Mali Operations and is currently the Project Manager for our operations at Asanko Gold Mine.

WILHELMINA TANOKU
Health, Safety and Environment Manager
Ms. Tanoku holds a BSc in Renewable Natural Resources Management and a Masters Degree in Environmental Resources. She has over 15 years of experience working as an HSE professional mostly in the Mining Industry. She joined the company in 2013 and is currently our HSE Manager.

Stores Manager
Mr. Enyan has over 20 years of experience in Stores, Warehouse Management and Procurement, working in over 11 different African countries. He joined the company in July 2018.

JOSEPH LARBI
Alternate Manager (Perseus Mining Project Site)
Mr. Larbi has worked with Rocksure since 2011 and holds a BSc in Mineral Engineering. He has played key operational oversight roles across various projects. He currently holds a Mine Manager Certificate and is currently the Alternate Manager at Edikan Site (PMGL).

AUGUSTINE NAPOGBONG
Drilling Manager
Mr. Napogbong holds a Diploma in General Drilling and has over 20 years of experience in Drilling (Blast hole, Grade Control, Borehole etc). He has vast experience working in Ghana, Ivory Coast and Mali. He joined Rocksure in November 2013 as a Superintendent in charge of Drill Rig Operation and currently is the Drilling Manager.

EDINSON FRUTO CAMARGO
Maintenance Manager
Edinson is a Mechanical Engineer who holds a Maintenance Manager Certificate (MMC) from Clemson University, USA, LCE Certificate from the Life Cycle Engineering Institute, USA and Asset Management Specialist Certificate from the IAM Institute, UK. He has over 18 years of experience in the Mining Industry in countries like Colombia, The Democratic Republic of Congo, South Africa, Mali, France, Ivory Coast and Guinea-Conakry.