Primus Civil Services Academy

Meet the mentors who turn complex General Studies into crystal-clear concepts

Learn from India’s most trusted GS educators—experts who simplify, strategize, and strengthen your UPSC prep.

Geography

Mohan Krishna Sir, fondly known as the ‘Nomad-man,’ is an Engineer and Geophysicist who brings his love for travel and exploration into the world of UPSC teaching. A passionate adventurer with rich field experience, he uses real-world geographical insights to make concepts clear and engaging for aspirants. With 10+ years of experience mentoring students and guiding many into the Civil Services, he is widely respected as a Geography faculty known for his clarity, practical examples, and inspiring teaching style.
Sandeep Mahajan Sir is a renowned Geography faculty known for his unique and highly effective teaching style. With 15 years of experience, he has mentored numerous students to successfully clear the Civil Services Examination with Geography. His ability to break down complex concepts into simple, memorable explanations makes him a trusted guide among aspirants. He holds a Master’s degree in International Relations and has published several research papers in international journals, further enriching the depth and relevance of his teaching.

History

Geo-politic debater, educator, and mentor to IAS aspirants, Dr. Shivesh Sir is best known for his mastery in History. With 20+ years of teaching and mentoring experience, he blends historical depth with contemporary geo-political perspectives, helping students understand concepts with clarity and relevance. His calm, structured, and exam-focused approach has guided countless aspirants in their UPSC journey.
Satya Prakash Sir is a dedicated History faculty with 15+ years of teaching experience in guiding UPSC aspirants. Known for his clear explanations, strong command over historical themes, and structured, exam-focused approach, he helps students build a solid understanding of Ancient, Medieval, and Modern History. His patient mentoring style and ability to simplify complex topics have made him a trusted and respected guide for Civil Services preparation.

Polity, IR and Governance

With more than 21 years in teaching, Kumar Ujjwal Sir has coached thousands of students from across the Indian subcontinent. His long-standing association with premier IAS coaching platforms reflects the trust and respect he commands in the UPSC community. As a distinguished Polity and International Relations faculty, he is known for his conceptual clarity, analytical depth, and ability to blend static concepts with current affairs—helping aspirants confidently master GS-II and score higher in the Civil Services Examination.
Kumud Ranjan Sir is a distinguished Faculty of Polity and Governance with over 20 years of teaching experience. He has been associated with several reputed Civil Services coaching institutes across India, guiding thousands of aspirants in building a strong foundation in Indian Polity. Known for his clarity of concepts, structured pedagogy, and exam-oriented approach, he helps students understand governance and constitutional principles with precision and depth.

Economy

Indian Economy author and a highly respected UPSC Economics Faculty (GS-3), Aman Soni Sir brings 12+ years of teaching and mentoring experience to the UPSC preparation space. Known for simplifying complex economic concepts, he helps aspirants build strong fundamentals, clear analytical thinking, and exam-ready understanding. As a dedicated mentor to UPSC aspirants, his structured approach and practical insights make Economics accessible, relevant, and high-scoring for Civil Services success.

Environment, Science & Tech

Neeraj Nachiketa Sir is an Environmental Engineer, Advocate, Biotechnologist, and a highly respected UPSC educator known for his expertise in Science & Technology, Environment, Disaster Management, and Geography. With 20+ years of diverse academic, research, corporate, and legal experience, he brings exceptional depth and clarity to his teaching. He has mentored thousands of aspirants through several renowned civil services institutes and is widely appreciated for simplifying complex topics and providing structured, exam-focused guidance for UPSC success.

CSAT

Sachin Gopanaal Sir is a dedicated CSAT faculty with 5+ years of teaching experience, known for his clear strategies and student-friendly problem-solving approach. An ex-banking professional who successfully cleared IBPS PO, he brings practical aptitude and numerical reasoning expertise to the classroom. His methods focus on simplifying tricky concepts, improving speed and accuracy, and building exam-ready confidence. Many aspirants appreciate his structured guidance and the clarity he brings to CSAT preparation.

Your Optional decides your rank—meet the masters who help you maximize it

Guided by top-tier subject specialists who blend depth, clarity, and exam-oriented precision

Shubhra Ranjan Ma’am is one of India’s most respected educators in Political Science and International Relations with 25+ years of teaching experience. Holding an M.Phil, MA, and BA in Political Science from Delhi University, she specializes in both GS Polity and PSIR Optional, known for her analytical, debatable, and concept-driven teaching approach. Her structured methodology and deep command over the subject have guided thousands of aspirants toward building clarity, critical thinking, and scoring excellence in the Civil Services Examination.
Vikash Ranjan Sir is a distinguished mentor for UPSC Sociology Optional, known for his deep subject mastery and effective teaching style. A postgraduate in Sociology from the Delhi School of Economics, he brings strong academic grounding and years of experience to guide aspirants. His lectures are analytical, engaging, and enriched with real-life examples, helping students grasp concepts with clarity. With his structured approach and focused guidance, he has mentored numerous aspirants who have secured top ranks in the Civil Services Examination.
Mr. Shabbir A. Bashir is one of the most respected Geography teachers for UPSC preparation, known for his clarity, precision, and structured teaching style. With 25+ years of experience, he has guided thousands of aspirants through a systematic, module-wise approach—beginning with initiation classes, building strong foundations, and advancing to enriched learning. His depth of knowledge and student-centric pedagogy make him a highly trusted mentor for Geography Optional, consistently helping students develop conceptual clarity.
Sosin Ma’am is a highly respected educator for UPSC Anthropology Optional and General Studies, known for her clear concepts and structured teaching approach. With 20+ years of experience, she has guided thousands of aspirants through analytical explanations and well-researched notes. Her ability to simplify complex theories and link them with current developments makes her a trusted mentor whose exam-focused guidance has helped many secure strong results in the Civil Services Examination.
Rakesh Sir is a respected UPSC Kannada Literature faculty known for his deep command over the subject and clear, exam-focused teaching style. With several years of experience mentoring aspirants, he simplifies complex literary themes, provides structured notes, and offers practical answer-writing guidance. His supportive approach and strong grasp of the syllabus have helped many students excel in the Kannada Literature paper, making him a trusted mentor for serious aspirants seeking high scores.
Krupal Sir is a dedicated Public Administration faculty known for his clear, structured, and exam-oriented teaching approach. Having reached the UPSC Interview stage three times, he brings firsthand experience of the examination process, offering practical insights and effective strategies to aspirants. His ability to simplify complex administrative theories and guide students in effective answer writing has made him a trusted mentor for Public Administration Optional, helping aspirants build strong conceptual clarity and exam confidence.
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