ARUN KUMAR TIWARI (A.K. TIWARI)
Standing Counsel, Government of India Advocate, Supreme Court of India
Founder s Managing Partner – Prima Lexus LLP
Arun Kumar Tiwari is a seasoned litigation and advisory counsel with over 20 years of experience representing Government bodies, corporations, and institutional clients before the Supreme Court of India, Delhi High Court, and various tribunals. He is currently appointed as Standing Counsel for the Government of India before the Delhi High Court, where he handles complex constitutional and statutory matters.
Tiwari’s practice encompasses constitutional and administrative law, commercial and corporate disputes, arbitration, employment and industrial relations, regulatory compliance, banking and financial litigation, and property and construction law. He is recognized for his analytical precision, structured legal drafting, and disciplined courtroom advocacy — attributes that have consistently delivered successful outcomes in high-stakes litigation.
PROFESSIONAL EXPERIENCE
Standing Counsel — Government of India (Delhi High Court) Represents the Union of India in constitutional and statutory cases, providing strategic legal analysis, drafting, and oral advocacy on behalf of government departments and authorities.
Founder s Managing Partner — Prima Lexus LLP (2007 – Present) Leads a multidisciplinary litigation and advisory firm, managing high-value disputes, statutory challenges, institutional advisory mandates, and arbitration proceedings across jurisdictions.
- Constitutional C Administrative Law
- Supreme Court C High Court Litigation
- Commercial C Corporate Disputes
- Arbitration C Alternative Dispute Resolution
- Employment C Industrial Relations
- RERA, Property C Construction Law
- Banking C Financial Litigation
- Regulatory Compliance C Institutional Advisory
REPRESENTATIVE ENGAGEMENTS
- Constitutional challenges involving statutory interpretation
- High-value commercial arbitrations
- Banking and financial recovery litigation
- Corporate and regulatory advisory matters
- Drafting and arguing Special Leave Petitions before the Supreme Court
HONORS s DISTINCTIONS
- Guest of Honor – The International Award Summit 2026
- ITA International Award
- International Youth Parliament Award
- Organizer – Vasant Utsav, High Court Delhi
- Distinguished Guest – Ideal Institute of Management C Technology C School of Law
PROFESSIONAL AFFILIATIONS
- Member – Bar Council of India
- Member – Supreme Court Bar Association
- Member – Delhi High Court Bar Association
ACADEMIC CREDENTIALS
- LL.M.
- LL.B.
- B.A.
LEGAL PHILOSOPHY
Committed to upholding the Rule of Law, constitutional morality, and institutional integrity, Tiwari combines meticulous legal reasoning with strategic advocacy to serve justice and advance governance.
CONTACT DETAILS
Office: A-35, Kaushambi, Second Floor, Ghaziabad, Uttar Pradesh Supreme Court Chamber: Chamber No. 334, Block D, Supreme Court of India, New Delhi
Tis Hazari Chamber: Chamber No. 597/A-2, Western Wing, Tis Hazari Courts, Delhi
Mobile: +91 8285858505 / +91 9873964400
Email: arun.arvindo@gmail.com