LEADERS IN INVESTIGATION AND SECURITY SERVICES
Uniformed Security Officers (Armed or Unarmed)
Violence at work risk assessment
Security Officers in business suits or customized uniform attire
Special Event Coverage
Criminal and Civil Investigations
NSI Investigator Services specializes in discreet, professional and confidential investigative services. NSI also handles many cases nationally and internationally. NSI is a full-service private investigation firm. NSI conducts investigations for corporations, businesses, attorneys & individuals.
NSI Global Secured Logistics
Providing Professional Investigative and Proactive Security Services Globally
Criminal & Civil Law Investigations
Corporate Theft Investigations
Cargo Theft Investigations
Workplace Violence Investigations
Insurance Fraud Investigations
Elder Abuse Investigations
Missing Persons Investigations
Provide International Escorts
Executive Due Diligence Investigations Comprehensive Background Searches
Registered Process Service
Real-time Vehicle Tracking
Deadbeat Parent Track-Down
Family Law Investigations
Cheating Spouse Infidelity Investigations
*Female and bilingual investigators are available.
NSI has an Operations Team Dedicated to the Puerto Rico Relief
NSI is currently the Lead Investigating Firm for a Fortune 100 Company
NSI is owned and operated by a Marine Corps Veteran and Retired Law Enforcement Investigator.
NSI is a well-established, full-service private investigation and security agency. Our services include Corporate Loss Prevention/Cargo Theft Investigations, Violence at Work Risk Assessment, Criminal and Civil Investigations, Fraud Investigations, Surveillance, Executive Protection, Missing Persons Investigations, and many more. Our goal is to provide our clients with quality services utilizing the best investigators and security teams in the nation.
We employ highly-skilled career professionals who have extensive prior experience in the US Military, Law Enforcement, SWAT, Crisis Negotiations, FBI, Secret Service, and Private Sector Investigators.
NSI Security provides professional and proactive security services for corporations, businesses, homes and private events 24 hours a day and 7 days a week. Our team is here to protect you, your business, your property and your assets.
NSI security teams can operate in any environment. The combined experience represented within our firm makes us a driving force in the Investigation and Security Industry.
NSI's Heroes 2 Work Program helps provide employment to Veterans of the US Armed Forces.
2nd Marine Division
Member of the CA Association
of Licensed Investigators
Caring of Our Children Foundation
Shelter From The Storm Foundation
Nelson Figueroa, CEO of Nelson Specialized Investigations, has more than 25 years experience as a Police Officer and Investigator. Nelson Figueroa has a proven track record of investigative and leadership success in the areas of Criminal Investigations, Civil Investigations, Corporate Loss Prevention/Cargo Theft Investigations, Financial Investigations, Organized Crime Investigations, Identity Theft Investigations, Missing Persons Investigations, Narcotics Investigations, Undercover Investigations, Surveillance, Special Weapons And Tactics (SWAT) and as a Crisis/Hostage Negotiator.
Able to set strategic priorities, oversee and direct sophisticated investigations, and demonstrates exceptional liaison skills in working with the District Attorney’s Office, State Attorney’s Office, and other Federal and State Investigative Agencies.
Nelson Figueroa also served honorably in the U.S. Marine Corps for over ten years.
For any inquiries, questions or commendations, please call: (949) 340-4040 or fill out the following form
CA PPO License No. 17343
CA State Private Investigators License No. 27278
CA State Permit for Exposed Firearm No. 327468
Verify our Private Investigator License here: www.BSIS.CA.gov
Interested in working for NSI? Please download the application, fill it out and send it back to us via E-Mail at
Laguna Niguel Location
NSI Investigations, LLC
29911 Niguel Rd. Suite 7703
Laguna Niguel, CA 92607
Phone: (949) 340-4040
Fax: (714) 352-5433
NSI Investigations, LLC is a full-service, private investigation and security firm dedicated to the highest level of investigative and legal excellence. We are committed to providing discrete, confidential detective and protective services.
NSI EMPLOYMENT APPLICATION