One of the best detective agency in Delhi, Ghaziabad, Noida, Gurugram. Our Private Detectives in the city has years of expertise. Our operative detectives have a range of skills, as well as police work, debugging, finding contacts, observation locations or victimization most advanced spy technology

Private Investigations.. Making Sure You Get Results

We are the No.1 Detective Agency in Delhi. We are having a team of over 50+ highly professional investigators, who are operating and delivering the best results to our clients.

Personal Investigations (like Pre/Post marital status Investigation, Cheating mate Investigation, and Loyalty take a look at, etc.)

Corporate Investigations (like worker Background Check, Debugging, quality Verification, claim Investigations, etc.)

1 +
Case solved in 2 months
1 +
Branches in All Over India
1 %
customer satisfaction

We Solve Real Problems

what can we do for you?

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 .

Missing Person Investigation

We also helps you to find out the missing person by the help of our private investigators to whic gets you the best results.


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.

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.


Most frequent questions and answers

AllianceDetective Agency located in Pocket-D,Dilshad Garden, Delhi.

We are having a team of over 70+ highly professional investigators, who are operating globally and delivering best results to our clients for Personal Investigations.

We ensure your privacy at best level and never share any data or information with anyone.

Yes it is legal to hire a private detective agency and avail their services for investigation of any type of cases. Even  the Government of India collects taxes from private detective agencies and gives them a legal entity to operate as a private detective agency and hence it’s a legal business in India.

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.

Call Now Button