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Welcome to the protective fold of SAI SERVICES. It is a great pleasure to introduce ourselves as one of the most professionally managed, scientifically organized, leading and fast growing organization in the field of DETECTIVE SERVICES. Evolved, shaped and established at the hands of highly experienced Intelligence officials, the organization is being steered through a highly professional team with the sole aim of providing: - SHARP ACTION & INTELLIGENT Detective Service.



We have a dedicated team of trained professionals and experts. With Mr. Vijay Singh and Mr. Rakesh Singh, there are separate executive heads to lead the following specialized departments:

1. Infringement of copyrights, trademarks, patents and labels.
2. Corporate affairs and litigation support.
3. Employment verifications.
4. Matrimonial investigations.



SAI DETECTIVE SERVICES is one of the most respected Private Investigation Agency in India building a great reputation by providing quality services, which are consistent, thorough and confidential, within specified time and at reasonable charges.

We realize that each client is different in terms of client requirements and each of them is handled with the same level of precision and unwavering commitment.
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Sai Detective Agency has a Corporate office in New Delhi. The company is not only working in the major metropolitan cities like Delhi, Mumbai, Kolkata, Bangalore and Chennai but has also spread its operations in other parts of the country like Punjab, Chandigarh, Maharashtra, Pune,Madhya Pradesh, Gwalior, Rajasthan, Jaipur, Tamil Nadu, Bangalore, Hyderabad, Cochin, Uttar Pradesh, Uttrakhand, Dehradun.


Our company has received many testimonials from our personal clients as well as big corporates and MNC's.

  • I Refered My Case Of Financial Investigation To Detective Agency In Delhi And They Promised That This Is A Piece Of Cake For Them And 3 Weeks Job. But They Fail To Deliver Even After 2 Months. One Of My Friend Refered Me to Sai Detective Servies. I Received Feedback And They Submitted Their Report In 23 Days (They Have Asked For A Month Time) I Sincerely Appreciate Their Honesty.
  • My Husband Used To Work In Offic Till Late Night. I Was Suspecting Some Affair. But After The Investigation I Found Out That He Was Really In Office And Had No Relationship. Thanks For All The Details. It Has Been Very Helpful. Appreciate All Your Efforts(As Well As Of The Investigators On the Case) And Assistance In The Process You Have Given Me The Piece Of Mind.
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