Insights

Independent niche Castilleja is a non-sectarian all-girls middle and high school in the San Francisco Bay Area with a college-preparatory focus, suggesting opportunities for education technology, college counseling partnerships, and girls-focused training programs.

Finance leadership With Kathy Layendecker highlighted for finance and operations awards and a Head of School transition in recent years, there may be interest in scalable operations solutions, ERP enhancements, and financial management tools tailored to independent schools.

AI readiness Castilleja leads an AI learning cohort for Bay Area independent schools, indicating openness to AI education platforms, classroom tooling, data analytics, and professional development subscriptions aligned with K-12 implementation.

Expansion & governance Recent leadership changes and campus redevelopment discussions point to ongoing strategic initiatives, offering opportunities in facilities management software, donor management, and project coordination tools.

Safety & compliance Historical legal scrutiny around campus redevelopment and a formal lawsuit context highlight potential demand for risk management, safeguarding training, incident reporting systems, and compliance solutions for independent schools.

Castilleja School Tech Stack

Castilleja School uses 8 technology products and services including Cisco Meraki, SEEK, X-XSS-Protection, and more. Explore Castilleja School's tech stack below.

  • Cisco Meraki
    Network Hardware
  • SEEK
    Recruitment Marketing
  • X-XSS-Protection
    Security
  • YouTube
    Video Players
  • HTTP/3
    Web & Portal Technology
  • Piwik PRO Core
    Web Analytics
  • Zoom
    Web Conferencing
  • Twitter
    Widgets

Media & News

Castilleja School's Email Address Formats

Castilleja School uses at least 1 format(s):
Castilleja School Email FormatsExamplePercentage
FLast@castilleja.orgJDoe@castilleja.org
82%
First_Last@castilleja.orgJohn_Doe@castilleja.org
13%
Last@castilleja.orgDoe@castilleja.org
4%
FMiddleLast@castilleja.orgJMichaelDoe@castilleja.org
1%

Frequently Asked Questions

What is Castilleja School's phone number?

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You can contact Castilleja School'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 Castilleja School's official website and social media links?

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Castilleja School's official website is castilleja.org and has social profiles on LinkedIn.

What is Castilleja School's NAICS code?

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Castilleja School's NAICS code is 6111 - Elementary and Secondary Schools.

How many employees does Castilleja School have currently?

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As of July 2026, Castilleja School has approximately 235 employees across 3 continents, including North AmericaAsiaSouth America. Key team members include Owner: C. J.Cofounder: K. F.Owner: S. H.. Explore Castilleja School's employee directory with LeadIQ.

What industry does Castilleja School belong to?

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Castilleja School operates in the Primary and Secondary Education industry.

What technology does Castilleja School use?

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Castilleja School's tech stack includes Cisco MerakiSEEKX-XSS-ProtectionYouTubeHTTP/3Piwik PRO CoreZoomTwitter.

What is Castilleja School's email format?

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Castilleja School's email format typically follows the pattern of FLast@castilleja.org. Find more Castilleja School email formats with LeadIQ.

When was Castilleja School founded?

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Castilleja School was founded in 1907.
Castilleja School logo

Castilleja School

Primary and Secondary EducationUnited States201-500 Employees

Castilleja School operates as an independent, non-sectarian college-preparatory institution for girls in grades six through twelve, occupying a six-acre campus in Palo Alto, California. It is positioned as the San Francisco Bay Area's only non-sectarian all-girls middle and high school. The school holds accreditation from the Western Association of Schools and Colleges and participates in the National Association of Independent Schools, the National Coalition of Girls' Schools, and the College Board. 

In 2026, Kathy Layendecker, associate head of school for finance and operations, received the MACI Award.

Section iconCompany Overview

Phone number
NAICS Code
6111 - Elementary and Secondary Schools
Founded
1907
Employees
201-500

Section iconFunding & Financials

  • $1M$10M

    Castilleja School's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    Castilleja School's revenue is estimated to be in the range of $1M$10M

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