Joshua Gray, PI Josh Gray, PI    


  Investigation / Surveillance Disclosure
  • Every aspect of our cases will be worked in a legal and ethical manner.
  • Results are defined as a minimum of 60 seconds or more of the claimant doing normal daily activities or any amount of video of the claimant doing strenuous activity. Results are further defined as confirming that the claimant has been incarcerated, deceased or hospitalized.    
  • After the initial budget is complete, all subsequent budgets will be billed under our hourly rates.  
  • NSI will not spend unlimited resources toward flat rate surveillance cases that cannot produce results. After three (3) days with no results, surveillance efforts will discontinue and a detailed report will be given to the client.
  • Video footage is available in DVD and all digital media formats. A still photograph of the claimant will be taken from the video footage and included in the report. Flat Rate Surveillance will always be a minimum of eight (8) hours onsite and a maximum of three (3) days. 

  • Invoices are due thirty (30) days after they are sent to the client. A forty Dollar ($40) late payment fee will be assessed for each thirty (30) day period the invoice remains unpaid.
  • NSI will add a reasonable administration fee to cover report preparation, video/DVD preparation, office/shipping expenses and vehicle maintenance. This fee is subject to change based on how many hours it takes to prepare the report and video.
  • A fuel surcharge may be added ONLY if fuel cost go above $4.00 per gallon for regular unleaded.
  • Prices are subject to change without notice. An email notification will be sent on or before the day that a change will take effect.
  • All new assignments will be worked at our hourly rates unless otherwise noted in the assignment details.


  • If for any reason you are not satisfied with the investigation or surveillance, we will void the invoice.

Please note that we are licensed, registered to do business and sometimes known under the following names:

  • National Surveillance and Investigation
  • NationalSI
  • National Surveillance
  • NSI
  • NSI Surveillance and Investigation
  • National Surveillance and Investigation
  • J.A. Gray

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