Insights

High-Quality Investigations NSIU specializes in providing superior investigative solutions with a focus on surveillance and covert operations, which can appeal to organizations seeking reliable and discreet investigative services across various sectors.

Expanding Mobile Reach With coast-to-coast coverage and a global network of investigators, NSIU can serve clients with nationwide or international investigative needs, making it an attractive partner for large corporations and multinational firms.

Operational Efficiency Leveraging technologies like WordPress and Microsoft 365, NSIU demonstrates a commitment to modern operational tools, indicating potential openness to adopting advanced case management or security technologies in client solutions.

Revenue Potential Generating between 1 million and 10 million dollars with a small team, NSIU presents an opportunity for scalable service offerings or strategic partnerships to enhance growth and expand their investigative capacity.

Market Positioning As a specialized investigative firm, NSIU can be complemented with cybersecurity, data analytics, or other security services, allowing sales teams to cross-sell or bundle solutions to a security-conscious clientele.

Similar companies to National SIU

National SIU Tech Stack

National SIU uses 8 technology products and services including WordPress, Microsoft 365, jQuery, and more. Explore National SIU's tech stack below.

  • WordPress
    Content Management System
  • Microsoft 365
    Email
  • jQuery
    Javascript Libraries
  • jQuery Migrate
    Javascript Libraries
  • Priority Hints
    Performance
  • Imperva
    Security
  • YouTube
    Video Players
  • Apache
    Web Servers

Media & News

National SIU's Email Address Formats

National SIU uses at least 1 format(s):
National SIU Email FormatsExamplePercentage
FLast@nsiu.comJDoe@nsiu.com
38%
First@nsiu.comJohn@nsiu.com
37%
First.Last@nsiu.comJohn.Doe@nsiu.com
25%

Frequently Asked Questions

Where is National SIU's headquarters located?

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National SIU's main headquarters is located at 869 East Schaumburg Road #376 Schaumburg, Illinois 60194 United States. The company has employees across 1 continents, including North America.

What is National SIU's phone number?

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You can contact National SIU's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is National SIU's official website and social media links?

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National SIU's official website is nsiu.com and has social profiles on LinkedIn.

What is National SIU's NAICS code?

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National SIU's NAICS code is 5616 - Investigation and Security Services.

How many employees does National SIU have currently?

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As of May 2026, National SIU has approximately 10 employees across 1 continents, including North America. Key team members include : R. K.. Explore National SIU's employee directory with LeadIQ.

What industry does National SIU belong to?

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National SIU operates in the Security and Investigations industry.

What technology does National SIU use?

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National SIU's tech stack includes WordPressMicrosoft 365jQueryjQuery MigratePriority HintsImpervaYouTubeApache.

What is National SIU's email format?

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National SIU's email format typically follows the pattern of FLast@nsiu.com. Find more National SIU email formats with LeadIQ.

National SIU

Security and InvestigationsIllinois, United States2-10 Employees

National SIU is a private security and investigations firm based in Schaumburg, Illinois, offering investigative solutions for private individuals and corporate clients. The company specializes in surveillance and covert investigations, aiming to produce results with evidence and strategies that align with industry expectations, and it claims the ability to cover coast to coast through a network of investigative specialists. With a focus on providing detailed findings, the firm serves clients seeking dispute resolution, risk assessment, or corroborating information, across a broad geographic scope. The organization operates in a niche of professional investigations and is positioned to support clients needing discreet, efficient investigations delivered with practical outcomes.

Section iconCompany Overview

Headquarters
869 East Schaumburg Road #376 Schaumburg, Illinois 60194 United States
Phone number
Website
nsiu.com
NAICS Code
5616 - Investigation and Security Services
Employees
2-10

Section iconMedia & News

Section iconFunding & Financials

  • $1M$10M

    National SIU's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    National SIU's revenue is estimated to be in the range of $1M$10M

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