Best Detective Agency In Delhi
Top Detective Agency in Delhi with excellent results and client reviews.
Experienced Management
Former top cop’s & experienced private investigator directly supervise the cases.
Privacy & Confidentiality Assured
The most trustworthy private investigation company, which enjoys immense respect.
Alliance Detective
- Justice
- Equality
- Trust
Alliance Detectives is a certified Private detective agency in Delhi, Which is duly registered with Indian Government. Since its establishment in the year 2007, Alliance Detectives has successfully solved many cases.
As industries are rapidly moving forward, so are financial activities, typical corporate problems or needs such as employment checks, competitor analysis, corporate fraud, and due diligence. In the realm of investigation services, Alliance Detective is the indisputable example of excellence. Therefore, there is a surge in the demand of detective agency in Delhi.
Alliance Detectives focuses on providing a full range of surveillance and investigations services in India. We devote ourselves to working in scientific procedures and foolproof strategies. Alliance has been a leader in Delhi, providing help to individuals, groups, corporations and government agencies.
1500+ Client Consultations
1300+ Successful Cases
65+ Professional Lawyers
Our Areas of Expertise

Pre/Post Matrimonial Investigation
We provide Pre/Post Marriage investigation for both parties background & reputation, financial status, criminal verification etc.

Divorce Cases Investigation
Alliance Detective Agency provide you proper investigation of both persons for the reason of Divorce.

Extramartitial Affair Investigation
If you have doubt on your partner(his/her) gets involved in outside relationship. We are well known private detective agency in solving cases .

Litigation Support
Alliance Detective Agency offers full litigation guide in court cases and assits you with full ability, our clients always feel & stay happy regarding their matters after they landed on us.

Surveillance
We are no.1 rated surveillance detective agency in Delhi, Noida, Ghaziabad, Gurugram, we provide photographs or video of a spouse, a Worker’s Compensation Claim, a Medical Malpractice case or any other unique situation, we have you covered.

Missing Person Investigation
We also helps you to find out the missing person by the help of our private investigators to which gets you the best results.
Our Process
Investigation
Internal Knowledge
Legal Research
Solution
Let our team of experienced detective handle your legal issues.
Why Choose Us?
Prompt Results
We delivered Prompt Results to all cases we handle and ready to work 24/7 for them. You will get the needed attention & guidance you deserve.
Expert Team
90% success rate in Matrimonial Investigation, like collecting shreds of evidence against the cheating partner and also provide litigation support.
Accurate Asset Verification

Need Help?
FAQs
WHERE IS THE AGENCY LOCATED?
Alliance Detective Agency is located in Pocket D, Dilshad Garden, Delhi.
WHAT KIND OF EXPERIENCE WE HAVE?
We are having a team of 70+ highly Professional Investigators, who are operating globally and delivering best results to our clients for personal investigators.
WHAT IS YOUR POLICY OF CLIENTS PRIVACY?
We ensure your privacy at best level and never share any data or information with anyone.
IS IT LEGAL TO HIRE PRIVATE DETECTIVE?
Yes, it is legal to hire a private detective agency and avail their services for investigation of any types of cases. Even the Government of India collects taxes from private detectives agencies and given them a legal entity to operate as a private detective agency and hence it’s a legal business in India.
WHAT DOES IT COST?
Our charges is based on the investigation you want to undertake, first we request the detail of the case and then we calculate the budget and time period. Once this has been agreed we will begin the operation.