Insights

Growing Revenue Base Sub Teacher Source generates a substantial revenue ranging between $50 million and $100 million, indicating a strong market presence within the education staffing industry and potential capacity for scaling services to meet increasing school district demands.

Specialized Niche Market Focusing on connecting substitute teachers to public, private, and charter schools positions STS as a specialized provider with tailored solutions, creating opportunities to expand offerings or partner with educational institutions seeking reliable staffing options.

Technology-Driven Platform Utilizing advanced tools like HubSpot Analytics and Cloudflare Bot Management enables STS to optimize operations and enhance user experience, presenting opportunities to develop data-driven services for school districts or staffing agencies seeking efficiency.

Competitive Positioning With a mid-sized team of 201-500 employees operating in a competitive sector alongside giants like Adecco and Randstad, there are opportunities to differentiate through localized services, innovative staffing solutions, or expanded technology integrations for targeted markets.

Expansion Opportunities The company's focus on an innovative absence management system and stable financial performance suggests potential to explore new geographic regions or diversify into additional educational staffing services to capture a broader market share.

Sub Teacher Source Tech Stack

Sub Teacher Source uses 8 technology products and services including HubSpot Analytics, Open Graph, jQuery, and more. Explore Sub Teacher Source's tech stack below.

HubSpot Analytics

Analytics

Open Graph

Content Management System

jQuery

Javascript Libraries

Lightbox

Javascript Libraries

Goober

Javascript Libraries

PHP

Programming Languages

Java

Programming Languages

Cloudflare Bot Management

Security

Sub Teacher Source Email Formats	Example	Percentage
First@isscompanies.com	John@isscompanies.com	87%
FLast@isscompanies.com	JDoe@isscompanies.com	13%

Sub Teacher Source Email Formats

Example

Percentage

First@isscompanies.com

John@isscompanies.com

87%

FLast@isscompanies.com

JDoe@isscompanies.com

13%

Frequently Asked Questions

Where is Sub Teacher Source's headquarters located?

Sub Teacher Source's main headquarters is located at 24901 Northwestern Highway Suite 400 Southfield, Michigan 48075 United States. The company has employees across 2 continents, including North AmericaAsia.

What is Sub Teacher Source's phone number?

You can contact Sub Teacher Source's main corporate office by phone at

+1-248-356-****

. 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 Sub Teacher Source's official website and social media links?

Sub Teacher Source's official website is home.subteachersource.com and has social profiles on LinkedIn.

What is Sub Teacher Source's NAICS code?

Sub Teacher Source's NAICS code is 92311 - Administration of Education Programs.

How many employees does Sub Teacher Source have currently?

As of June 2026, Sub Teacher Source has approximately 270 employees across 2 continents, including North AmericaAsia. Key team members include Cfo And Controller: C. S.Regional Director For Business Development Educational Staffing: D. L. W. M.Director Of Partnerships: J. D.. Explore Sub Teacher Source's employee directory with LeadIQ.

What industry does Sub Teacher Source belong to?

Sub Teacher Source operates in the Education Administration Programs industry.

What technology does Sub Teacher Source use?

Sub Teacher Source's tech stack includes HubSpot AnalyticsOpen GraphjQueryLightboxGooberPHPJavaCloudflare Bot Management.

What is Sub Teacher Source's email format?

Sub Teacher Source's email format typically follows the pattern of First@isscompanies.com. Find more Sub Teacher Source email formats with LeadIQ.

When was Sub Teacher Source founded?

Sub Teacher Source was founded in 2016.

Sub Teacher Source

Q: How many employees does Sub Teacher Source have currently?

Sub Teacher Source has approximately 270 employees.

Q: What technology does Sub Teacher Source use?

Sub Teacher Source's tech stack includes X-Content-Type-Options, jQuery, HubSpot, PHP, LinkedIn.

Q: What is Sub Teacher Source's NAICS code?

Sub Teacher Source's NAICS code is 92311 (Administration of Education Programs).

Education Administration ProgramsMichigan, United States201-500 Employees

Sub Teacher Source is a mid-sized educational staffing firm that connects substitute teachers with K-12 schools in need, including public, private, and charter institutions. It operates in the education administration sector and relies on an absence management system to streamline the process of replacing regular teachers when absences occur. The company is based in Southfield, Michigan. 

Its customers are schools seeking reliable substitute coverage to maintain instructional continuity. By facilitating connections between schools and substitute teachers, Sub Teacher Source addresses staffing gaps and absence management needs within the educational landscape. More information is available on its website.

Insights

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