About Us

Our Story

Best Detective Agency In Dehradun

Uttarakhand is one of the 29 States of India, India & we being the leading Detective Intelligence Agency in the field of Private Detectives / Investigation Agencies  in Uttarakhand, India are the best Agency even recognized by the Best Investigators of India. Dehradun Detective Agency is the best Private Detective Intelligence agency in Uttarakhand, India since 1993. Dehradun Detective Intelligence Agency agency has a wide network of 600 full time and 1000 part time private detectives / investigators / Scout offering a wide array of services round the clock in Uttarakhand, India.

Dehradun Detective Agency. Agency has an excellent record of successfully investigating & solving 2,17,900 plus cases both at personal and corporate level in Uttarakhand, India.

Why Choose Us?
  • More than 29 years of experience in the investigation field.
  • We have team with expert and proficient detective agents who are experienced and vivacious.
  • We providing specialized services to Corporate as well as Non- Corporate (Individual) Sectors at reasonable prices.
  • 100% secrecy is submitted from our side to the clients amid the entire investigation process.
  • We follow all the guidelines and direction of Indian Government while doing our investigation process and we are associated with APDI (Association of Private Detectives and Investigators) India, WAD (World Association of Detectives) USA.
  • TIS PVT LTD-[ TIANZHU INVESTIGATIVE SERVICES OPC PVT LTD ] has a brilliant reputation of effectively researching and solving cases both at the personal and corporate dimension in India and across the world.
  • 24/7 Help and support amid the investigation.

About Us Awarded Private Detectives

Best Detective Agency in Dehradun

Detective Dev [Director – TIS Pvt Ltd, Editor-Chief-The Indian Exposure & work with Government of India] Specialist in Undercover Operation’s
2021 Award Winner, Best One & Only Youngest Investigation Entrepreneur Private Detective In India.

Tianzhu Investigative Services Pvt Ltd was formed by Mr Dev Goswami (B. Tech CS- IIT Roorkee, MBA symbiosis Pune, Microsoft certified & certified Ethical) and 1993 since then has gone from strength to strength delivering high caliber solutions to corporate and private clients worldwide. Tianzhu investigative services OPC Pvt Ltd as experts who deliver on time with complete classification and secrecy maintained. Our aim is to deliver 100% productive outcome for any of your investigation needs. Our company Tianzhu investigative services OPC Pvt Ltd takes into account both personal and corporate investigation and helps them to reveal information concealed by giving critical affirmations.

  • Founder:- Indian Intelligence Agency:- Private Detective Agency
  • Founder:- Corporate Intelligence Agency
  • Founder:- Great Indian Security Services
  • Ex SIT Chief-Sadhna New’s / Sadhna Prime News Channel
  • Ex SIT Chief:- Voice of Nation News Channel.
  • Ex Crime:- Correspondent:- News Point International News Agency
  • SIT Chief India:- TV24 News Channel.
  • Ex Crime Correspondent:- Tv99 News Channel.
  • Ex SIT Chief:- Channel One News Channel.

One of the most highly acclaimed detective agency in India. Pvt Ltd Tianzhu investigative services Pvt Ltd was established in 1993, offers-best deals on private investigations, corporate investigation, pre and post matrimonial investigation, spousal investigations, finance investigations, love affair investigation, business investigation, due diligence investigation, IPR investigation, assets tracing investigation, financial fraud investigation, pre-post employment check benefits in all over India and abroad.

Tianzhu investigative services Pvt Ltd is an esteemed private detective agency acknowledged for a strong market presence and vast domain experience of over 29 years in, India. We have headquartered at Delhi and branch office in financial capital,

Capital Branch Offices TIS Pvt Ltd

Itanagar | Hyderabad | Dispur | Patna | Raipur | Panaji | Gandhinagar | Chandigarh | Shimla | Srinagar | Jammu | Ranchi | Bangalore | Kolkata | Lucknow | Dehradun | Agartala | Hyderabad | Chennai| Gangtok | Jaipur | Bhubaneshwar | Kohima | Aizawl | Shillong | Imphal | Mumbai | Bhopal | Thiruvananthapuram | Delhi India however, our detective services are available in every part of India

Operational Area Uttarakhand

Branch Office’s Uttarakhand

State map of Uttarakhand 2023
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