Best Defence Coaching in India.
“A place where the dream of joining the Indian Armed Forces as an officer comes true.”
Welcome to OGC – Dehradun Defence Academy. Established in 2015, we prepare students for NDA, CDS, AFCAT and SSB with strong academics, practical training and personal guidance from experienced teachers and former Armed Forces officers with SSB board experience.
Read more about OGC–DDA Read less
In the last two years, 427+ students have joined the Armed Forces as officers across defence entries. Recent achievers include Arya Ashok (AIR 01), Baibhav (AIR 09), Ashish Bisht (AIR 25) and Saurav Kumar (AIR 39)-and we’ve documented their journeys so you can see how they prepared, overcame challenges and achieved their goals.
Alongside the strong academics we’re known for, our dedicated SSB GTO ground, indoor and outdoor sports facilities, Mini Sherpa outdoor learning programme, e-learning app and digital library extend learning beyond the classroom.
Everything You Need, One Click Away
Find our brochures, results, facilities and gallery here.
Our Courses
NDA Foundation Course
- NDA Coaching + Schooling + SSB
- Class 8th- 12th
NDA After 12th
- NDA Written Preparation + SSB
- 12th pass out students
CDS Coaching
- CDS Written Preparation + SSB
- Graduates and final-year students
OTA Coaching
- Written Exam Preparation + SSB
- Graduates and final-year students
AFCAT Coaching
- AFCAT Written Preparation + AFSB
- Graduates and final-year students
Merchant Navy Coaching
- Entrance Preparation + Career Guidance
- Students exploring maritime careers
Congratulations!
Our recent All India Rank Achievers
The Next Achiever Could Be You →
Begin your NDA preparation with experienced guidance.
- Want a callback?
Fill in your details, and our admissions team will contact you.
Our Recent Selections
We don’t just post names and numbers – we share the real journeys behind our achievers’ success.
ARYA ASHOK
AIR 01 . Three SSB Recommendations
Arya overcame hesitation through consistent practice and mentorship at OGC – Dehradun Defence Academy, building the confidence to earn three SSB recommendations and All India Rank 01.
Baibhav Yadav
AIR 09 · Recommended from 11 SSB Allahabad
Baibhav strengthened his academics, communication and decision-making through focused preparation at OGC–DDA, earning an SSB recommendation and All India Rank 09.
ASHISH BISHT
NDA AIR 25 · SSB Recommended
Celebrating Ashish Bisht’s All India Rank 25 in NDA – a proud achievement for the OGC–DDA community and an inspiring milestone for students pursuing their defence aspirations.
SAURAV KUMAR
AIR 39 · Recommended from SSB Allahabad
A national-level boxer, Saurav overcame an initial SSB setback through discipline and perseverance, earning a recommendation and All India Rank 39 in CDS.
PRAKHAR
AIR 82 · SSB Recommended
Prakhar overcame hesitation through consistent practice and feedback at OGC–DDA, building confidence in group tasks and interviews to achieve All India Rank 82.
AADITH PR
AIR 96 · Recommended from 11 SSB Allahabad
Aadith earned a recommendation from 11 SSB Allahabad and All India Rank 96—a proud milestone for the OGC–DDA community and an inspiration for fellow defence aspirants.
Not sure where to start?
Your
Defence Gurus
At OGC DDA, we have an experienced defence exam faculty, including subject experts, retired Armed Forces officers, and graduates from IITs, NITs and other reputed institutions.
Our e-learning Platform
Prepare for NDA, CDS, AFCAT, OTA and RIMC through Crack Defence Exams, our online learning platform built specifically for defence aspirants.
100K+ Downloads
on Google Play
- 800+ hours recorded lectures
- Live interactive classes
- Free daily practice quizes
- Mock test series
- 5000+ Important exam questions
- Previous years question papers
SSB Training
Prepare for every stage of the SSB under India’s top SSB Assessors
Dedicated GTO task ground
Indoor and outdoor group tasks on our dedicated ground.
Psychology & screening
WAT, TAT, SRT and PPDT practice sessions.
Communication
GD, lecturette and personality development.
Personal interview
Mock interviews and individual feedback.
Meet the SSB mentors
Learn from experienced mentors and former SSB assessors through practical training, mock interviews and personalised feedback.
Shashi Shekhar
SSB (INT. & Psych)
AIR 23, two-time SSB qualifier and Sainik School alumnus with nine years of experience preparing students for competitive examinations.
Col Anupam (Retd.)
Trained Group Testing Officer
DIPR-trained GTO who served at the Selection Centres in Bhopal and Allahabad. He assessed more than 2,200 candidates during nearly seven years as a GTO.
Col S. Pande (retd.)
SSB Interviewing Officer
Jat Regiment veteran with 36 years of service. He served as an Interviewing Officer in Bengaluru and Kapurthala and conducted around 2,100 interviews.
Colonel IPS Rana (retd.)
SSB (INT. & Psych)
Grenadiers veteran with high-altitude operational experience. He served as a Class A instructor at the Infantry School and completed the Technical Officer Course at DIPR.
Student Reviews
Hear from our students and achievers about their preparation, guidance and experience at OGC-DDA.
More Than Coaching
Here's Why!
Prepare for every stage of the SSB under India’s top SSB Assessors
BEYOND CLASSROOMS
'Sherpa' Outdoor Learning
Outdoor experiences & learning that develop confidence, teamwork and independence.
military discipline
Bootcamp Training
See our students build military discipline, emotional intelligence and fitness through training in action.
BUILD YOUR FITNESS
Physical Training
Structured physical training that develops strength, stamina, agility and discipline.
FITNESS First
Sports Tournaments
Competitive sporting experiences that develop teamwork, resilience, leadership and sportsmanship.
Build Confidence
Debates & Quiz Sessions
Interactive debates and quizzes that develop communication, critical thinking and general awareness.
CLEAR DOUBTS
Extra Doubt Sessions
Additional guidance from teachers that clarifies concepts, resolves doubts and strengthens understanding.
Campus & Residential life
In-Campus Hostel
Clean, organised accommodation for a comfortable student stay.
Nutritious Meals
Regular, hygienic and nutritious meals for hostel residents.
Library & Study Space
A quiet environment for self-study, reading and revision.
Sports Facilities
Basketball, Football, Cricket, Volleyball, Handball, Kho-Kho, Tug of War, Table Tennis and Chess.
Fitness & Wellness
Athletics, Boxing, Physical Training, Yoga, Running and Agility Exercises.
24×7 Warden & security
Round-the-clock supervision and support for hostel students.
*The campus and residential facilities shown here are for students enrolled in the NDA Foundation Programme only.
Our Gallery
Our Partners
Meet our partners, Olive Greens, Dehradun Defence School, Crack Defence Exams, and Montaxe
Check Your Eligibility
Check your eligibility, estimate your remaining attempts and compare your expected score with previous exam cutoffs.
Eligibility & Attempt Calculator
Enter your details to explore eligible defence entries and estimate how many attempts you have remaining.
Score & Cutoff Calculator
Calculate your estimated written score and compare it with previous cutoffs to guide your preparation.
Academy FAQs
Everything you need to know about our courses, campus, results and admissions, in one place.
Which courses does OGC – Dehradun Defence Academy offer?
We offer classroom coaching for every major defence entry:
- NDA Foundation Course: NDA coaching with schooling and SSB training for Class 8th–12th students.
- NDA After 12th: NDA written preparation and SSB training for students who have passed Class 12.
- CDS Coaching: CDS written preparation and SSB training for graduates and final-year students.
- OTA Coaching: written exam preparation and SSB training for graduates and final-year students.
- AFCAT Coaching: AFCAT written preparation and AFSB training for graduates and final-year students.
- SSB Coaching: SSB interview preparation in 14 to 90-day courses.
- Merchant Navy Coaching: IMU-CET entrance preparation and career guidance.
We also offer online courses for NDA, CDS, AFCAT, OTA and RIMC through Crack Defence Exams, our e-learning app.
Which programme is right for me?
School students can explore NDA Foundation. Students who have completed Class 12 can consider focused NDA preparation, while graduates can explore CDS/OTA and AFCAT. Candidates preparing for a selection board can enquire about standalone SSB training. Eligibility depends on the entry and current official notification.
Does NDA Foundation include schooling?
Yes. Our Foundation programme combines school education with defence preparation, physical training and SSB development. Confirm the available classes, school board, subjects and timetable with admissions.
Who conducts SSB training?
Our training panel includes former Armed Forces officers who have served on SSB boards. Preparation covers group tasks, psychology exercises, interviews and communication. Ask which trainers will work with your batch.
Does OGC–DDA offer online coaching?
Yes. We offer online courses for NDA, CDS, AFCAT, OTA and RIMC through Crack Defence Exams, our defence e-learning platform with 100,000+ downloads on the Google Play Store.
Are hostel facilities available for boys and girls?
Yes. We provide residential accommodation for boys and girls, with separate arrangements for girls and supervision by wardens and security staff.
How are residential students supervised?
Our residential facilities have dedicated wardens, security personnel and CCTV. A structured routine supports students’ studies, training, rest and wellbeing.
Does the academy have a dedicated SSB GTO ground?
Yes. We have a dedicated GTO ground for practical group-task training, supported by guidance and feedback from trainers.
What sports facilities are available?
The academy provides indoor and outdoor sports facilities as part of its wider student-development environment. Ask about the activities, schedule and facilities available for your programme.
Do students get digital learning support?
Our e-learning app and digital library support lessons, practice and revision beyond class.
Where can I see OGC–DDA’s selections?
Visit our Our Selections section to explore named achievements and supporting student content. Review the examination, year and selection stage associated with each record.
Can I read or watch an achiever’s preparation journey?
Yes. Selected student profiles bring together available written journeys, success-story videos, interviews and reviews so you can understand their preparation and experience at OGC.
How can I check a published result?
Match the candidate’s name, roll number, examination, year and outcome against the relevant official record. You can also ask the academy which programme the student attended and what preparation support they received.
How do I apply for admission?
Contact admissions with your class or qualification and preferred course. The team will explain eligibility, available batches, required documents and the admission process.
Is there an admission test or interview?
The Foundation brochure describes an admission interview or test following registration. Confirm the requirements for your chosen course, as processes may differ.
What are the course fees?
Fees vary by programme, class and residential arrangements. Visit our fee structure page.
Reach out to us
Head Office: 29, Subhash Rd, near Lord Venkateshwar Wedding Point, Irigation Colony, Karanpur, Dehradun, Uttarakhand 248001
