Celestine Mawere is a finance leader, Executive Board Member and Business Partner at Epsilon Strategic Limited, helping organisations protect cash, strengthen governance and manage risk.

Celestine Mawere, finance leader and Executive Board Member in Nairobi
About
15 +

Years in finance

ABOUT CELESTINE

A finance leader who builds trust through governance, control and clear decisions

With more than 15 years across Kenya, Uganda and Tanzania, Celestine Mawere works where finance meets operations, commercial decisions, risk and leadership. She helps management protect cash, allocate capital, improve margins and scale responsibly, and she brings that discipline to the boardroom as an Executive Board Member of Biblia Housing Co-operative Society.

She holds an MSc in Finance and a BCom in Finance, and is a Certified Public Accountant (CPA(K)). Through Epsilon Strategic Limited she also offers finance and compliance services to businesses.

Results that matter

15 +

Years of experience

45 %

Reduction in FX losses

50 M

KES penalties mitigated

15 %

Improvement in DSO

EXPERIENCE

Career timeline

2026 – present

Executive Board Member

Biblia Housing Co-operative Society

Board-level governance and enterprise risk oversight; long-term investment decisions.

2022 – present

Finance leadership, Kenya

Brenntag

FX losses down 45% · month-end close WD5 to WD3 · KES 50M in penalties mitigated.

2014 – 2022

Finance Manager

Concorde SACCO

Audit adjustments down 60% · ERP and process automation.

2011 – 2014

Project Accountant

Rapok Contractors and General Repairs

Budget overruns down 20% · zero audit findings.

Full career detail below.

Advises on long-term investment and development decisions, strengthens Board-level governance and enterprise risk oversight, and contributes to funding and value-creation discussions while safeguarding member value.

Leads finance governance in a regulated multinational environment. Brought month-end close forward from WD5 to WD3, reduced FX losses by 45% through treasury and hedging governance, secured the first tax compliance certificate, mitigated KES 50M in potential penalties, addressed about KES 29M of VAT exposure through eTIMS mapping corrections, and co-led ERP transitions. Previously managed receivables, credit risk and collections across three countries and improved DSO by 15%.

Acted as strategic finance partner to executive leadership. Reduced audit adjustments by 60%, implemented ERP and process automation, and reduced regulatory risk in a highly regulated environment.

Managed project financials across multiple civil-works contracts, reduced budget overruns by 20% and achieved zero audit findings across regulatory and donor reviews.

Management Accountant at Habo Group of Companies (Mombasa) and Business Development Officer at Top Quality Auto Ltd, building foundations in costing, reconciliations, audit preparation and business development.

CREDENTIALS

Education, skills and languages

Master of Science in Finance.

Bachelor of Commerce in Finance.

Certified Public Accountant of Kenya.

Corporate governance, financial reporting, financial oversight and stewardship, investment and asset management, risk management, treasury and cash management, credit and collections.

English and Swahili (full professional proficiency).