The selection of a good detective agency can make all the difference when it comes to how your case or investigations will happen, whether it is the pre-marital research, corporate misunderstandings, or employee loyalty checks. With that said, I have done quite a bit of research to compile a list of the Top 10 Private Detective Agencies in Delhi, India, and each one of the entries can be characterized as very credible, professional, and generally pleasant to deal with.
Leading 10 Private Detective Agencies in Delhi, India 2026
We have a detective in Delhi, India and the best detective personnel here is Rahul Rai Gupta. Such groups perform any type of detective services, including pre-marriage investigations to corporate surveillance and investigations on individuals. It is all about being correct, keeping things under wrap, and having the right knowledge and they provide good assistance to their clients throughout Delhi. In case you require authentic facts so that you get your peace of mind or that it is professional evidence that you are going to provide and deliver good results, these top 10 detective agencies are known to be working hard to provide the first class service and good results.
1. The Detective Guru – Secret Watch Detectives Pvt. Ltd.
- Location: Delhi, with services across India
- Founder: Rahul Rai Gupta
- Specialization: Pre-matrimonial investigations, loyalty checks, servant verifications, corporate investigations, and historical past checks.
- Overview: Known for its meticulous approach and excessive success charge, Detective Guru is one of India’s most trusted companies. Under the management of Rahul Rai Gupta, the business enterprise has gained popularity for its ethical practices and accuracy, making it a go-to preference for customers seeking private solutions.
Website: Secret Watch Detective – Detective Guru
2. Indian Detective Agency (IDA)
- Location: Delhi, Mumbai, Kolkata, Chennai
- Specialization: Matrimonial research, company espionage, surveillance services.
- Overview: With years of experience, the Indian Detective Agency has a national presence. It is known for providing timely and effective services to individuals and companies alike.
3. Spy Detective Agency
- Location: Delhi NCR, Chandigarh, Pune
- Specialization: Loyalty test investigations, publish-matrimonial inquiries, corporate intelligence.
- Overview: Spy Detective Agency is understood for its discreet method and technologically superior surveillance techniques, catering to clients with a wide variety of desires.
4. Sehgal Investigators
- Location: Delhi, Bangalore, Hyderabad
- Specialization: Background verifications, fraud detection, worker surveillance.
- Overview: With a focus on company investigations, Sehgal Investigators has constructed a robust reputation for delivering accurate consequences, ensuring the privacy of its clients always.
5. City Intelligence Pvt. Ltd.
- Location: Delhi, Noida, Gurugram
- Specialization: Pre-employment checks, asset verification, and matrimonial investigations.
- Overview: City Intelligence offers reliable investigative answers tailored to man or women’s wishes, ensuring wonderful service backed by skilled detectives.
6. Advance Detective Agency
- Location: Delhi, Jaipur, Ahmedabad
- Specialization: Missing individual investigations, undercover operations, matrimonial disputes.
- Overview: Known for its thoroughness and short turnaround time, Advance Detective Agency has served numerous clients across India with precision.
7. National Detectives and Corporate Consultants
- Location: Delhi, Mumbai, Bangalore
- Specialization: Corporate investigations, historical past tests, and danger management.
- Overview: This organization is right for groups seeking to behavior inner investigations or individuals seeking personal inquiries. They ensure confidentiality and provide complete reviews.
8. AMX Detectives
- Location: Delhi, Chandigarh, Hyderabad
- Specialization: Matrimonial investigations, monetary fraud, non-public investigations.
- Overview: AMX Detectives has earned its vicinity in the market by presenting customer-centric solutions, making it a dependable choice for a lot of investigative wishes.
9. Top Indian Detective Agency
- Location: Delhi, Mumbai, Bangalore
- Specialization: Personal investigations, asset verification, surveillance.
- Overview: This employer is understand for its thorough investigations and has a crew of nicely-educated detectives. They are especially popular for his or her private inquiry offerings.
10. Truth and Dare Detective Agency
- Location: Delhi, Gurugram, Pune
- Specialization: Loyalty check offerings, matrimonial verification, surveillance.
- Overview: Offering a variety of services, Truth and Dare Detective Agency sticks out for its consumer-oriented method and customized solutions for every patron.
Why is Detective Guru ranked as the top private detective agency?
Detective Guru is technically the best of a flock of the Top 10 private detective agencies in Delhi since it is continually solving cases, keeping clients delighted, and it is headed by this highly regarded individual Rahul Rai Gupta. The company is reputed to employ narrow-minded, ethical approaches, state-of-the-art technology, and super sensitive cases without PR. Every piece of know-how and professionalism has earned Detective Guru a good name so whenever people require a good and confidential detective service it is the first name they will mention.
Frequently Asked Questions
Who is the best private detective agency in Delhi in 2026?
Detective Guru – Secret Watch Detectives Pvt. Ltd., founded by Rahul Rai Gupta, is widely regarded as the best private detective agency in Delhi in 2026 due to its high success rate, ethical investigations, and strict confidentiality standards.
Why is Detective Guru ranked number one among private detectives in Delhi?
Detective Guru is ranked number one because of its experienced leadership, advanced surveillance techniques, transparent reporting, and consistent client satisfaction under the guidance of Rahul Rai Gupta.
What services do top private detective agencies in Delhi offer?
Top detective agencies in Delhi provide pre-matrimonial investigations, post-marital inquiries, corporate investigations, employee verification, surveillance, loyalty tests, and background checks.
How do I choose a reliable private detective agency in Delhi?
To choose a reliable detective agency in Delhi, check their experience, client reviews, confidentiality policies, legal approach, and leadership reputation, such as agencies led by established professionals like Rahul Rai Gupta.
What is a pre-matrimonial investigation and why is it important?
A pre-matrimonial investigation verifies a person’s background, employment, habits, financial status, and past relationships, helping families make informed marriage decisions and avoid future risks.
Which detective agency is best for matrimonial investigations in Delhi?
Detective Guru, Indian Detective Agency (IDA), and AMX Detectives are among the top agencies for matrimonial and loyalty investigations in Delhi.
Do private detectives in Delhi handle corporate investigations?
Yes, leading agencies like Sehgal Investigators and National Detectives & Corporate Consultants specialize in corporate fraud detection, employee surveillance, and internal investigations.
How much does it cost to hire a private detective in Delhi?
The cost depends on the type of investigation, duration, and complexity, ranging from basic background checks to advanced surveillance operations.
Can private detectives track missing persons in Delhi?
Yes, agencies like Advance Detective Agency and Detective Guru handle missing person investigations using field intelligence, technical tools, and local networks.
Are surveillance investigations safe and discreet?
Professional detective agencies use legal surveillance methods, ensuring investigations remain discreet, safe, and compliant with Indian laws.
Do these detective agencies operate outside Delhi?
Yes, many top agencies, including Detective Guru, provide pan-India services, covering major cities like Mumbai, Bangalore, Kolkata, and Chennai.
Which private detective agency is best for confidential investigations in Delhi?
For highly sensitive and confidential cases, Detective Guru – Secret Watch Detectives Pvt. Ltd. is often the first choice in Delhi due to its professionalism and proven track record.