Omusolo Mungai & Company Advocates is a dynamic firm of legal practitioners specializing in commercial legal practice.



Aviation law

Aviation law

We offer support in drafting and negotiation of commercial contracts for purchasing and leasing of aircrafts, licensing and renewals in liaison with KCAA, regulatory interpretation on Aviation Law as well as registration of international rights in mobile assets under the Cape Town Convention.

Corporate Law

Corporate Law

We advise on corporate governance matters and offer support in preparation of various commercial contracts including joint ventures, hire purchase agreements, shareholders agreements as well as incorporation of various business entities.

Real Estate Law

Real Estate Law

We offer support in preparation of conveyancing documents for various residential and commercial developments in line with the attendant administrative, procedural and legal aspects involving transfer and ownership of land in various parts of the country.

Commercial Litigation

Commercial Litigation

We tackle various complex commercial litigation needs ranging from breach of contract cases, fraud cases, banking and securities cases while keeping our focus on our clients priorities.

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Gregory is an Advocate of the High Court of Kenya and a Certified Fraud Examiner. He holds a Bachelor of Laws degree from University of Nairobi and a Post-graduate Diploma from the Kenya School of Law. Having served for eight years as in-house counsel at ABC Group and Co-operative Bank Group, Gregory brings an insider’s perspective to commercial law practice, spanning conveyancing law and practice, drafting and negotiation of commercial agreements, banking and corporate finance, debt recovery, financial aspects of succession law and estate management and many aspects of Banking and financial services regulation.

He has received certification in drafting and negotiation of ICT contracts, unpacking of international financial regulations such as The Foreign Accounts Tax Compliance Act (FATCA), drafting and negotiation of commercial contracts in financial services, money transfer, partnership with local and international service providers of secure money transmission systems and many more.

Gregory has been the lead support in project financing for large debt financed transactions (including loan syndication with other lenders) comprising commercial malls, roads construction, manufacturing concerns and others. He was a member of the joint task force formed by the Office of the President to implement Annuity Financing for Construction of Low Volume Seal (Rural) Roads.

He has also liaised with and developed good relations with the Capital Markets Authority, The Central Bank of Kenya, The Banking Fraud Investigation Unit, The Insurance Regulatory Authority, The Energy Regulatory Commission, The Kenya Civil Aviation Authority among others. Through support to the Banking Group’s subsidiaries and related companies, Gregory has honed his skills on capital markets practice and regulations, wealth management, regulated financial instruments for capital raising, negotiating sector specific financing with Development Finance Institutions and in Insurance law and practice to name a few. Other areas of expertise include the Energy sector (Power generation and transmission, and the Oil and Gas sub-sectors), Intellectual Property Law and ICT Law.

Gregory was instrumental in advising on and developing a window for sharia compliant financial products for ABC Bank and received extensive training in Islamic finance. He is therefore uniquely positioned to provide legal services to Islamic financial institutions.

He has served as a member of the International Bas Association, Aviation Committee and the African Regional Forum; the Kenya Bankers Association Legal Affairs and Compliance Committee and is a member of the Leasing Association of Kenya. On invitation by the KBA Alternative Dispute Resolution Centre, Gregory has participated in the pilot programme on alternative dispute resolution mechanisms in Kenya.

CATHERINE WANGUI KIIRU- Head of Litigation and Alternative Dispute Resolution

Catherine is an Advocate of the High Court of Kenya and holds a Bachelors of Law Degree from Kenyatta University and a Post-Graduate Diploma from the Kenya school of Law. Catherine has over five years of experience in Litigation and Alternative Dispute Resolution.

She has received certifications from the Chartered Institute of Arbitrators and continues to pursue certification towards attaining the status of Chartered Arbitrator. Catherine is also pursuing accreditation as a Mediator, in line with the recognition by the Judiciary, to bolster Alternative Dispute Resolution. She has further received certification in Contract Management as well as a Certificate in Improving Labor Relations and Organizational Efficiency.

Catherine is a member of the Law Society of Kenya, the East Africa Law Society and the Chartered Institute of Arbitrators.

Catherine has represented and advised local and International clients in Commercial Litigation, Employment and Labor disputes, Land Disputes, Debt recovery and Estate Planning and Administration. She has also represented clients in complex commercial Arbitrators.

She has been engaged in the formulation of Human Resource and Policy manuals for both local and International NGO’s, has advised on the restructure and re-organization of corporate organizations and NGO’s and has successfully defended all claims filed as a result of the restructures. She has further represented numerous banking institutions in complex commercial litigation which has been instrumental in bolstering her practice skills.

Catherine has further participated in corporate and business programs with a special focus on client trainings and workshops on emerging legal jurisprudence in the legal jurispendence in the Employment and Energy sector.

Catherine’s passion for the law is driven by a desire to provide sound and innovative legal solutions, aimed at providing client satisfaction and positive impact.


Kathure holds a Masters Degree in Business Administration and a Bachelor of Laws degree from the University of Nairobi. Kathure has over ten years legal practice with a solid understanding of commercial and conveyancing law having practiced within the private sector in different law firms. With an academic background in both Business Administration and Law, she contributes great value to the team.

She has consistently undertaken Banking Securities work including preparation and registration of Charges, Mortgages, Guarantees, leases and general commercial agreements. She is also well versed in preparation of conveyancing documents for various residential and commercial developments with commendable exposure to the various land law regimes in the country and in particular the administrative, procedural and legal aspects involving transfer and ownership of land in various parts of the country. She equally has a good understanding and competence in intellectual Property Law, Succession matters-including advising on and preparation of Wills and Trusts as well as the court process in Probate and Administration matters.

Kathure also advises on Corporate Governance matters and has gained considerable experience in the preparation of various corporate commercial contracts including joint ventures, hire purchase agreements, shareholders’ agreement as well as incorporation of private and public companies and various other entities such as partnerships, trusts, saving and co-operative societies and foundations and advising on the regulatory framework thereof.

In addition to her knowledge in the corporate and commercial law sphere, Kathure possesses debt recovery skills having served in one of the leading financial institutions in the country. She has equally ventured into employment law matters while in private practice, reviewing and giving opinions on employment contracts as well as compliance with the existing labor laws of the country.

In addition to being an Advocate of the High Court of Kenya, she is also a Commissioner of oaths, Notary Public and Associate Member of the Chartered Institute of Arbitrators. Kathure is currently pursuing the arbitration course through Chartered Institute of Arbitrators towards attaining the title of Chartered Arbitrator.


Legal problems require strategic solutions


Ethics in the Practice of Law

We take our fidelity to the law and the ethical standards of the legal profession very seriously. As such we do hold and invite out clients to hold us in return, to the highest standards of service delivery.

Commitment to Excellence

Consistently providing top-level output as a full service law firm can be challenging. To meet this challenge we have limited and refined our practice areas to those where we can be most efficient and impactful.

Client Service

Building a long-term relationship based on reciprocity and trust with each client requires more than just outstanding legal solutions. We believe the client service experience is of paramount importance in this process. Therefore, each and every lawyer and professional in our firm shares the commitment to the principles of excellence in service our clients have come to expect of us. This is best reflected by our attention to details, responsiveness and ability to go the distance to understand our clients’ business needs.

Collegiality & Teamwork

We have gone to great lengths to ensure that our lawyers work as a cohesive team on all matters. We strongly believe that encouraging people to forge relationships across the firm and its various practices leads to exceptional results and greater work satisfaction. We are a firm where the contribution of every lawyer is respected and the most junior associate has the best legal training and professional mentoring from the moment they join the firm. One of our core beliefs is to recruit good people, train them ourselves, and keep our top talent for the long run.

Our business is understanding yours


We treat every client like they are the only client



We are pleased to announce that that we have successfully completed the registration of a security on the Ardhisasa platform. As the platform is fairly new, various stakeholders are still finding their way around the same. As such we have prepared the below brief to...

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Data Protection in Kenya

DATA PROTECTION OVERVEW IN KENYA The right to privacy is guaranteed as a fundamental right in Kenya's Constitution ('the Constitution'). The Data Protection Act, 2019 ('the Act') was enacted and came into effect on November 25, 2019, to give effect to this...

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Introduction. President Uhuru Kenyatta on December 11th 2020, signed the Sectional Properties Bill into law repealing the Sectional Properties Act,1987. The Sectional Properties Act,2020 is aligned with the Constitution of Kenya, the Land Act,2012 and the Land...

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Crossroad Plaza, Westlands

Crossroads Plaza, 4th Floor,

Junction of Westlands Road and Crossway Road,

P . O. Box 111-00606, Nairobi, Kenya.

Landline: +254 (0)790 481 799 (ML)

Email: info@omusolomungai.co.ke | Web: www.omusolomungai.co.ke