About Us

ZEN Key Statistics

Mining Truck


ZEN started operations with contract to supply Goldfields mine in Tarkwa.


Won contract to design, build and operate fuel 250,000 litre fuel supply facility for Endeavour Mine in Nzema (12 ml p/a).


Officially started trading as ZEN Petroleum Ltd. Commissioned lubricants and fuel analysis laboratory in Tarkwa in collaboration with Wearcheck.


Started supplying Resolute Mining in Syama, Mali (48ml p/a).


ISO 9001 Accreditation Awarded to ZEN Petroleum. Won fuel supply contract for Newmont Mine in Ahafo (36ml p/a). Started blending own lubricants.


Won fuel supply contract for Perseus Mine in Ayanfuri (30ml p/a) and Anglo Gold in Iduaprim (25ml p/a).


Won fuel and lubricants supply contract for Kinross Chirano Mine (12ml p/a).

First OMC in Ghana to supply 10ppm low sulphur diesel.


ZEN celebrated 1000 LTI Free days.

Commissioning of new fuel storage depot at Tarkwa mine with over 5 million litres capacity.


ZEN has consistently proven to be a reliable, safe and valuable partner in supplying high quality hydro carbon products to the industrial and retail sectors in Ghana and West Africa.

Icon Supply of Fuel and Lubricants01. Supplying fuel and lubricants to mining sites
Icon Services Zen Retail Network02. Selling fuel through its retail network
Icon Services Fuel Management03. Management of fuel stocks and fuel facilities at mining sites
Icon Services Quality Testing04. Fuel and lubricants quality testing
Icon Services Fuel Usage Surveys and Advisory05. Lubricant usage surveys and advisory services
Icon Services Frontline Staff Training06. Frontline technical staff training
Icon Services Engineering Services07. Providing engineering solutions
Icon Services Technical Support08. Product technical support services
Icon Services Waste Oil Management09. Waste oil management solutions
Icon Service Site Safety Reports10. Site Safety Audits with Recommendation reports
ZEN Services Fuel Delivery
Mining Truck


01. Becoming an end to end solutions provider, investing in infrastructure and safety to ensure an operationally secure and reliable supply chain in high quality, clean, low sulphur fuels. 02. Expanding and modernising its retail network throughout Ghana. 03. Offering additional ancillary services in the mining sector, including supply of own branded lubricants, speciality lubricants, coolants, degreasers, fuel quality and testing. 04. The Customer is the reason we exist; Commitment to zero losses, zero accidents. With ZEN a liter is a liter.


ZEN is managed in Ghana and West Africa by experienced professionals from a variety of disciplines, and all with significant experience in the oil and gas industries.

Tutu Agyare, Board Chairman

Tutu Agyare

Board Chairman

Joined ZEN in 2018 and has over 25 years’ banking and financial experience. Worked for UBS where he headed Europe, Middle East and Africa (EMEA) desk for UBS Investment Bank as well as managing an emerging markets-focused proprietary portfolio between 1993 and 2007, including running the top ranked Institutional Investor emerging markets business for five out of the last six years from 2001 to 2007.

Freda Duplan

Board Member

Mrs. Duplan is a noted Ghanaian corporate leader who joined the ZEN Board in 2020. She has almost three decades’ working experience with the Nestlé Group, where she rose through the ranks to become the first African woman market head in the Group and the first woman and Ghanaian Managing Director of Nestlé Ghana Limited. She has also held international roles with Nestlé as the Managing Director of Nestlé Pakistan Limited and Head of Nestlé Business Services in Manila, Philippines.

William Tewiah

William Tewiah

Managing Director

Started ZEN in 2010. A UK trained Management Accountant with over 15 years’ experience in banking in London, Europe and Asia including posts at UBS, Schroeders, Merrill Lynch among others. Responsible for business development and day to day management of ZEN.

Kwame Asamoah

Kwame Asamoah

Finance Director

Joined ZEN in 2011. Trained in the UK as a Chartered Accountant with almost 20 years experience working with a major firm of accountants in various roles covering audit, corporate finance and tax planning. Responsible for the financial management of ZEN and various aspects of its day to day management.


The stable and cohesive management team continually attracts industry experts as the ZEN story develops and the company continues to expand.

ZEN Operations

Stanley Tweneboah

Group Operations Director

Joined ZEN in 2015. Previously Reliability Engineer at African Barrick in Tanzania, with additional over 10 years’ experience as operations manager and technical engineer at various Mines including; Tarkwa, Nzema, Ahafo, Iduapriem, Damang, Bogoso, Chirano and Akyem. Responsible for all site operations for ZEN.

ZEN Human Resources

Nana Kwabena Yeboah

Group HR Director

Joined ZEN November 2017. Chartered MCIPD, UK; 15+ years professional management and leadership of HR and project teams in Africa, Europe, APAC, North America and the Middle East. Previous experience with Shell, MRS Group, Olam and Petrofac working out of Ghana, Nigeria and the UAE. Responsible for delivering on the full range of Group HR strategy and operations.

Prince Awuley

Prince Awuley

Retail Director

Joined ZEN in June 2012 and is responsible for all aspects of fuel retail operations with 10 years of experience in the downstream oil marketing industry. Previously with Oando Ghana, in charge of the Operations & Engineering. Holds a degree in civil engineering from KNUST, and graduate studies in the field of oil and gas management from the Coventry University. Credentialed project management professional from the Project Management Institute.

Boniface Baah

Boniface Baah

Health Safety & Environmental Manager

Joined ZEN 2015. Previously over 10 years experience as an HSE manager at Newmont Mines. Responsible for all HSE issues at ZEN sites in Ghana and HSE issues for the fuel transportation companies including J.K. Horgle & Co. Ltd.

Mercy Smith

Commercial Manager

Joined ZEN in 2016 as a Lubricant Engineer. Previously with Optimus Services Ltd in Hull (UK) as a Process Engineer. Holds a BEng in Chemical Engineering from The University of Bradford (UK) and also certified by the South African Institute of Tribology. Responsible for managing ZEN’s external relationships with key stakeholders and overseeing and managing projects.

Bourahima Ouedraogo, ZEN Burkina

Bourahima Ouedraogo

Country Manager, Burkina Faso

Joined ZEN in 2018, after senior roles at Cim Ciment in Ghana, and Ivory Coast. University degrees in Banking and Economics from New York and Ouagadougou, with previous financial roles at Goldman Sachs (USA) and the International School of Ouagadougou. Further international roles included supporting the World Food Program. Responsible for managing and developing the business of ZEN Burkina.


ZEN Petroleum business development

Douglas MacArthur

Business Development

Joined ZEN in 2011. Previously Mining Sales and Operations Manager at Shell Ghana (5 years) and Business Development Manager Puma Energy based in South Africa. Responsible for Business Development Activity for ZEN including customer contracting and development of new business at the mine sites, setting up of new operations and promotion of the Lubes business.

Will Lloyd

Investment & Compliance

Joined ZEN in 2016. 15+ years Corporate Finance and Financial Management experience in Zurich, London and Amsterdam. Since 2013 specialised in international cross border financing and investment between Europe and Africa, including PPP projects in Ghana working with institutional, private and public institutions.