Insights

Local Expertise SIG operates primarily in Michigan with a local Grand Rapids presence and licensed, bonded, and insured investigators, offering a trusted partner for corporate and domestic investigations where privacy is paramount.

Strategic Partnerships Because the firm is small, there is an opportunity to work with larger national security firms as a subcontractor or affiliate, enabling SIG to scale reach while maintaining agility and personalized service.

Digital Modernization Investing in modern case management, secure client portals, and privacy-focused data handling could boost efficiency and reporting speed, making SIG attractive to larger clients who require compliant, auditable workflows.

Lead Generation Targeted business development toward Michigan mid-market and corporate clients needing investigations, due diligence, or internal investigations, leveraging the free consultation to generate inbound leads and demonstrate value.

Market Trends Industry trends show growing demand for corporate investigations, due diligence, and compliance-backed surveillance; SIG’s licensing, confidentiality, and local expertise position it to capture these opportunities within Michigan and as a trusted regional partner.

Signature Investigations Group Tech Stack

Signature Investigations Group uses 8 technology products and services including Google Analyticator, Varnish, Open Graph, and more. Explore Signature Investigations Group's tech stack below.

  • Google Analyticator
    Analytics
  • Varnish
    Caching
  • Open Graph
    Content Management System
  • MySQL
    Database
  • Google Fonts API
    Font Scripts
  • Underscore.js
    Javascript Libraries
  • Google Analytics
    Web Analytics
  • Nginx
    Web Servers

Media & News

Signature Investigations Group's Email Address Formats

Signature Investigations Group uses at least 1 format(s):
Signature Investigations Group Email FormatsExamplePercentage
FLast@signatureinvestigations.comJDoe@signatureinvestigations.com
100%

Frequently Asked Questions

Where is Signature Investigations Group's headquarters located?

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Signature Investigations Group's main headquarters is located at 2920 Fuller Avenue Northeast Suite 109 Grand Rapids, Michigan 49505 United States. The company has employees across 1 continents, including North America.

What is Signature Investigations Group's phone number?

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You can contact Signature Investigations Group'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 Signature Investigations Group's official website and social media links?

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Signature Investigations Group's official website is signatureinvestigations.com and has social profiles on LinkedIn.

What is Signature Investigations Group's SIC code NAICS code?

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Signature Investigations Group's SIC code is 7381 - Detective, Guard, and Armored Car Services NAICS code is 5616 - Investigation and Security Services.

How many employees does Signature Investigations Group have currently?

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As of May 2026, Signature Investigations Group has approximately 5 employees across 1 continents, including North America. Key team members include Ceo & Licensed Professional Investigator: M. C.Director Corporate Development: M. R.Account Executive/ Field Investigator: J. B.. Explore Signature Investigations Group's employee directory with LeadIQ.

What industry does Signature Investigations Group belong to?

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Signature Investigations Group operates in the Security and Investigations industry.

What technology does Signature Investigations Group use?

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Signature Investigations Group's tech stack includes Google AnalyticatorVarnishOpen GraphMySQLGoogle Fonts APIUnderscore.jsGoogle AnalyticsNginx.

What is Signature Investigations Group's email format?

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Signature Investigations Group's email format typically follows the pattern of FLast@signatureinvestigations.com. Find more Signature Investigations Group email formats with LeadIQ.

When was Signature Investigations Group founded?

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Signature Investigations Group was founded in 2010.

Signature Investigations Group

Security and InvestigationsMichigan, United States2-10 Employees

Signature Investigations Group is a security and investigations firm based in Grand Rapids, Michigan, offering surveillance services and professional investigative support. The company concentrates on corporate and domestic matters and provides assistance related to legal concerns as part of its scope. It emphasizes privacy and confidentiality, aiming to gather information that supports objective findings and honest reporting, and it offers a complimentary consultation to discuss needs.

The organization is fully licensed, bonded, and insured, with operations that extend across Michigan from its Grand Rapids base. Describing itself as a small, experienced firm, it emphasizes professionalism and integrity in its investigative work.

Section iconCompany Overview

Headquarters
2920 Fuller Avenue Northeast Suite 109 Grand Rapids, Michigan 49505 United States
Phone number
SIC Code
7381 - Detective, Guard, and Armored Car Services
NAICS Code
5616 - Investigation and Security Services
Founded
2010
Employees
2-10

Section iconMedia & News

Section iconFunding & Financials

  • $1M

    Signature Investigations Group's revenue is estimated to be in the range of $1M

Section iconFunding & Financials

  • $1M

    Signature Investigations Group's revenue is estimated to be in the range of $1M

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