Madeline has over 14 years experience as a corporate/commercial lawyer, advocate, arbitrator and accredited commercial mediator and dispute resolution specialist who specializing in providing corporate and commercial legal support, domestic and international arbitration, commercial mediation and dispute management.

Ms Kimei is currently on various panels including Chairperson for Arbitrations, European Commission; Shanghai International Arbitration Centre -SHIAC (2018-2021); Arbitrator on the Panel of SADC – AFSA; List of Arbitrators, Hong Kong International Arbitration Centre (HKIAC); Tanzania Institute of Arbitrators (TIArb); and National Construction Council of Tanzania (NCC).

She has acted as sole/presiding arbitrator in ad-hoc and cases administered by ICC, CRCICA and TIArb arbitration proceedings.

As Counsel in Arbitration, Ms. Kimei has represented clients in arbitrations relating to various sectors i.e. telecommunications; insurance; banking, real estate and mining.

Ms. Kimei is a serving Member, International Chamber of Commerce (ICC) International Court of Arbitration – Paris;  Member of the Accreditation Panel (Neutrals), Ministry of Constructional and Legal Affairs Tanzania; Member, Africa Users Council, Singapore International Arbitration Centre (SIAC); Ambassador, ICC International Court of Arbitration, Africa Commission 2021-24; Member, Lagos Chamber of Commerce International Arbitration Centre, Court of Arbitration; President, Tanzania Institute of Arbitrators (TIArb) and Director at the Tanzania International Arbitration Centre (TIAC); Regional Director at CiADR;