Brian Sirma
Brian advises the Firm’s Clients on contentious and regulatory matters, with a focus on litigation, family law, and environmental and regulatory compliance.
Experienced legal professionals bringing complementary perspectives to client matters.

Philip Maiyo is an Advocate of the High Court of Kenya and the founding Principal Partner of M.P. Cheruiyot & Company Advocates. He holds a Bachelor of Laws (LL.B), Second Class Honours, from the Catholic University of Eastern Africa, and a Postgraduate Diploma in Law from the Kenya School of Law. He is an Associate Member of the Chartered Institute of Arbitrators (ACIArb).
Philip has practiced across litigation-focused and commercial law firms in Nairobi, Eldoret, Kisumu, Kakamega, Kapsabet and Iten, drafting pleadings, applications and submissions and appearing before the High Court, Court of Appeal, Magistrates’ and Small Claims Courts. He has led significant public interest litigation and serious criminal defense matters, and has handled large commercial transactions for foreign and local Clients, including work supporting foreign direct investment.
He previously served as in-house counsel at The Kenyan Alliance Insurance Company, supporting claims management, loss reserving, recovery and subrogation proceedings, panel-advocate briefing, negotiated settlements, and regulatory and corporate governance advisory for the organization. He has also supported a significant insurance-sector initiative bringing innovation and automation to claims management in Kenya.
His experience further spans company secretarial work for some of Kenya’s largest conglomerate companies, corporate and commercial drafting including M&A documentation and intellectual property protection, and multidisciplinary climate change and ESG advisory – including service as legal researcher on the Kenya Short-Lived Climate Pollutants (SLCP) Project ahead of COP26.
Philip completed his pupillage at TripleOKLaw Advocates LLP, training across the Dispute Resolution, Conveyancing, and Corporate & Commercial practice groups, and served as rapporteur to the Chairperson of the Sports Dispute Tribunal. He is an active member of Young-ICCA and previously held leadership roles within the Law Society of Kenya – Nairobi Branch, where he helped establish an ADR Bar-Bench Committee together with the National Center for International Arbitration and the Milimani Court-Annexed Mediation Secretariat.
Brian advises the Firm’s Clients on contentious and regulatory matters, with a focus on litigation, family law, and environmental and regulatory compliance.
Kennedy advises the Firm’s Clients on aviation, commercial and contractual matters, together with regulatory compliance across regulated industries.