Discover our story, meet our exceptional team, and learn about our unwavering commitment to legal excellence and client success.
Sieger Advocates is built on a proud legacy of integrity, excellence, and dedication to the rule of law. The firm draws inspiration from the enduring virtues of the Late Chief Adedapo Oyefeso of the Honourable Lincoln's Inn, who was called to the Nigerian Bar on 15 January 1965 and distinguished himself through over three decades of committed legal practice until his passing in August 2003.
His unwavering commitment to justice, professionalism, and ethical advocacy continues to guide the firm's values and culture — a living inheritance that shapes every brief we accept and every client we serve.
Founded on this strong heritage, Sieger Advocates has grown into a premier legal practice known for excellence, innovation, and client-focused solutions. The firm was established with a clear vision: to deliver exceptional legal services that combine time-honoured legal principles with modern, strategic approaches tailored to today's evolving legal landscape.
Under the distinguished leadership of Mr. Tilewa Oyefeso, the firm's Director, who brings over 18 years of extensive legal practice experience, Sieger Advocates has successfully represented clients in complex and high-value matters across various jurisdictions. Our strength lies in deep legal expertise, strategic thinking, and an unwavering commitment to achieving the best possible outcomes for our clients.
At Sieger Advocates, we believe that every legal challenge presents an opportunity to demonstrate excellence. We approach each matter with meticulous attention to detail, comprehensive research, and innovative problem-solving, ensuring that our strategies align with our clients' objectives, values, and long-term interests.
Victoria Island, Lagos
Our home for legal excellence
To provide exceptional legal representation with integrity, professionalism, and dedication. We strive to achieve the best possible outcomes for our clients while upholding the highest ethical standards in the practice of law, fostering trust, and building lasting relationships.
To be the leading law firm recognised for excellence in legal services, innovation in practice, and unwavering commitment to client success and justice. We aim to set the standard for legal excellence while making meaningful contributions to the legal profession and Nigerian society.
Barrister & Solicitor of the Supreme Court of Nigeria · Over 18 years of distinguished legal practice
Tilewa Oyefeso is a distinguished legal practitioner with a career spanning the judiciary, private practice, and corporate advisory. His unique legal journey reflects the breadth and depth of the Nigerian legal landscape — from presiding over the bench as a magistrate to navigating the boardrooms of corporate law.
His career began in private practice with the law firm of Akinwunmi & Busari, then Akanbi & Wigwe Legal Practitioners, before later transitioning to partnership at Wigwe & Partners, where he refined his expertise in commercial litigation and legal advisory services.
Today, he specialises in corporate recovery and governance, holding key professional memberships as an Associate of the Business Recovery and Insolvency Practitioners Association of Nigeria (BRIPAN) and the Institute of Chartered Secretaries and Administrators of Nigeria (ICSAN). His expertise is further sharpened by international training from the London Summer Arbitration School.
A thought leader in emerging legal frontiers, he is the author of "Melophiles in the Metaverse" — a groundbreaking work exploring legal frameworks in digital environments. Mr. Oyefeso leverages his multifaceted background to provide strategic, resilient solutions for businesses and institutions.
EducationMaster of Laws (LL.M) — University of Lagos
DegreeLL.B — Olabisi Onabanjo University (Best in Land Law & Company Law)
Bar CallBarrister & Solicitor, Supreme Court of Nigeria — Nigerian Law School
InternationalLondon Summer Arbitration School Graduate
MembershipAssociate, ICSAN — Institute of Chartered Secretaries & Administrators of Nigeria
MembershipAssociate, BRIPAN — Business Recovery & Insolvency Practitioners of Nigeria
Strategic leadership and expert legal counsel in corporate law, commercial litigation, dispute resolution, and business recovery. Overseeing complex legal matters for diverse clients across multiple jurisdictions.
Senior partnership specialising in corporate transactions, commercial litigation, and advisory services. Represented clients in high-stakes commercial disputes and complex transactional matters.
Presided over civil and criminal matters. Pioneer member of the Ogun State Bondsmen Licensing Board. Received a Certificate of Recommendation from the Chief Judge for delivering 24 judgements in a single quarter as head of a Magisterial District.
Foundation of legal practice in private law firms, building expertise across corporate matters, litigation strategy, and client advisory.
A groundbreaking publication exploring the intersection of law, technology, and virtual environments. Examines legal frameworks for digital assets and virtual property rights, intellectual property considerations in metaverse environments, regulatory challenges for emerging technologies, and dispute resolution mechanisms for virtual world conflicts.
Our dedicated team brings together diverse expertise, shared values, and a commitment to excellence in every matter.
Tilewa Oyefeso is a distinguished legal practitioner whose career spans the judiciary, private practice, and corporate advisory. With over 18 years of comprehensive experience, he brings exceptional expertise in corporate recovery, governance, and commercial litigation.
His unique career began in private practice before transitioning to the bench as Chief Magistrate for the Ogun State Judiciary, and then returning to private practice as Partner at Wigwe & Partners. His multifaceted background enables him to provide strategic, resilient solutions for businesses and institutions.
Temiloluwa Ogunbunmi is a legal practitioner admitted to the Nigerian Bar in September 2025. She obtained her Bachelor of Laws degree from Lagos State University with Second Class Upper Honours.
Temiloluwa has demonstrated strong academic and practical legal training, with experience in corporate legal support, legal research, and court procedure gained through internships in law firms. Her professional interests lie in corporate and commercial law, intellectual property, and entertainment law.
Bolaji Osinowo is a Legal Practitioner admitted to the Nigerian Bar in July 2026. He obtained his Bachelor of Laws degree from Lagos State University.
Bolaji applies theoretical knowledge with practical legal training through legal research and court procedure gained through internships in law firms. His professional interests lie in Corporate and Commercial Law, Sports Law, and Sports Governance. He is passionate about delivering practical, client-centred legal solutions that promote strong corporate governance and ensure effective regulatory compliance.
The principles that guide our practice and define our commitment to excellence in every engagement.
We maintain the highest ethical standards in all our dealings with clients, courts, and colleagues, ensuring transparency and trust in every interaction.
We strive for excellence in every aspect of our practice, from legal research to courtroom representation, delivering exceptional results for our clients.
We work together as a cohesive team, leveraging our collective expertise to develop innovative solutions and achieve optimal outcomes for our clients.
Our clients' interests are paramount. We provide personalised attention and tailored legal strategies that address their unique needs and objectives.
