Insights

Data breach risk Attention to cybersecurity is critical for STS as a provider handling district data and substitute staffing information. The recent March 2025 data breach news highlights an opportunity to offer comprehensive security assessments, incident response planning, and continuous monitoring services to protect districts and STS clients.

District footprint STS serves over 80 school districts across Pennsylvania, indicating a broad potential for cross-district upsell of additional staffing solutions, extended onboarding support, and ancillary services such as training, credentialing, or on-site coordinators to streamline substitute placements.

Scale-ready platform With a mid-market size of 1000 to 5000 employees and revenue in the hundreds of millions, STS shows capacity for enterprise-level service enhancements, including premium SLA offerings, vendor management capabilities, and integration with district HR systems to improve staffing efficiency.

Tech footprint STS already relies on multiple technologies (Cloudflare, Open Graph, jQuery, analytics tools). This suggests opportunity to propose modernization initiatives, such as a modern staffing platform upgrade, API integrations, data analytics for workforce planning, and mobile-forward solutions to reduce placement cycle times.

Growth potential The favorable market position in substitute staffing within Pennsylvania, combined with revenue scale and growing labor demand in education, presents a strong case for expanding services beyond substitutes to include teacher aides, support personnel, and professional development offerings to districts seeking turnkey staffing solutions.

Substitute Teacher Service, Inc. Tech Stack

Substitute Teacher Service, Inc. uses 8 technology products and services including VIA, HubSpot Content Hub, Open Graph, and more. Explore Substitute Teacher Service, Inc.'s tech stack below.

  • VIA
    Communication And Collaboration
  • HubSpot Content Hub
    Content Management System
  • Open Graph
    Content Management System
  • jQuery
    Javascript Libraries
  • HSTS
    Security
  • Piwik
    System Analytics & Monitoring
  • X-Content-Type-Options
    Web & Portal Technology
  • Adobe Fonts
    Web Fonts

Substitute Teacher Service, Inc.'s Email Address Formats

Substitute Teacher Service, Inc. uses at least 1 format(s):
Substitute Teacher Service, Inc. Email FormatsExamplePercentage
F.Last@thesubservice.comJ.Doe@thesubservice.com
66%
Last@thesubservice.comDoe@thesubservice.com
26%
First.Last@thesubservice.comJohn.Doe@thesubservice.com
8%

Frequently Asked Questions

What is Substitute Teacher Service, Inc.'s phone number?

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You can contact Substitute Teacher Service, Inc.'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 Substitute Teacher Service, Inc.'s official website and social media links?

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Substitute Teacher Service, Inc.'s official website is thesubservice.com and has social profiles on LinkedIn.

How much revenue does Substitute Teacher Service, Inc. generate?

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As of July 2026, Substitute Teacher Service, Inc.'s annual revenue is estimated to be $100M - $250M.

What is Substitute Teacher Service, Inc.'s NAICS code?

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Substitute Teacher Service, Inc.'s NAICS code is 92311 - Administration of Education Programs.

How many employees does Substitute Teacher Service, Inc. have currently?

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As of July 2026, Substitute Teacher Service, Inc. has approximately 1.9K employees across 4 continents, including North AmericaEuropeAsia. Key team members include Head Cross Country Track & Field Coach: A. T.Owner: J. M.Partner: R. G.. Explore Substitute Teacher Service, Inc.'s employee directory with LeadIQ.

What industry does Substitute Teacher Service, Inc. belong to?

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Substitute Teacher Service, Inc. operates in the Education Administration Programs industry.

What technology does Substitute Teacher Service, Inc. use?

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Substitute Teacher Service, Inc.'s tech stack includes VIAHubSpot Content HubOpen GraphjQueryHSTSPiwikX-Content-Type-OptionsAdobe Fonts.

What is Substitute Teacher Service, Inc.'s email format?

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Substitute Teacher Service, Inc.'s email format typically follows the pattern of F.Last@thesubservice.com. Find more Substitute Teacher Service, Inc. email formats with LeadIQ.

When was Substitute Teacher Service, Inc. founded?

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Substitute Teacher Service, Inc. was founded in 1994.
Substitute Teacher Service, Inc. logo

Substitute Teacher Service, Inc.

Education Administration ProgramsPennsylvania, United States1001-5000 Employees

Substitute Teacher Service, Inc. provides substitute teachers, teacher aides, and other support personnel to school districts in Pennsylvania. Based in Aston, it emphasizes reliable staffing and cost-effective solutions designed to meet the diverse needs of client districts. It offers substitutes opportunities to gain experience across multiple districts, supporting their professional development. It aims to minimize classroom disruption through timely placements and a seamless integration of temporary staff.

Operating within the Education Administration Programs field, the company serves school districts in Pennsylvania from its Aston headquarters. In March 2025, media reports indicated a data breach involving STS, highlighting a security incident affecting its operations.

Section iconCompany Overview

Phone number
NAICS Code
92311 - Administration of Education Programs
Founded
1994
Employees
1001-5000

Section iconFunding & Financials

  • $100M - $250M

    Substitute Teacher Service, Inc.'s revenue is estimated to be in the range of $100M - $250M

Section iconFunding & Financials

  • $100M - $250M

    Substitute Teacher Service, Inc.'s revenue is estimated to be in the range of $100M - $250M

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