Company lists · Data refreshed November 2026

Top 25 Developmental delay schools based in the United States

RevenueBase identified 8,611 company matches for developmental delay schools associated with the United States as of November 2026 and tracks 207,026 professional contacts across them, including 56,969 with verified work emails. New York is the largest hub.

This list covers company matches for developmental delay schools associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
8,611Companies
207,026Contacts tracked
56,969Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest developmental delay schools based in the United States

Ranked by team size
Top 25 of 8,611 company matches for developmental delay schools based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchCharlotte, NC, United StatesHQ recorded Nov 6, 202610001+14,439 contacts →

Exact match

“The mission of Charlotte-Mecklenburg Schools is to create an innovative, inclusive, student-centered environment that supports the development of independent learners.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchKing Of Prussia, PA, United StatesHQ recorded Nov 6, 202610001+7,696 contacts →

Exact match

“The Goddard School uses the most current, academically endorsed methods to ensure that children have fun while learning the skills they need for long-term success in school and in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBaltimore, MD, United StatesHQ recorded Nov 6, 20261,001-5,0002,743 contacts →

Exact match

“Internationally recognized for improving the lives of children and adolescents with disorders and injuries of the brain, spinal cord, and musculoskeletal system the Kennedy…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 20261,001-5,0002,157 contacts →

Exact match

“ACES is dedicated to enhancing the quality of life for individuals and families impacted with Autism or other special needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMonrovia, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,935 contacts →

Exact match

“We are a full service provider that specializes in the treatment of autism and other developmental disabilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchErie, PA, United StatesHQ recorded Nov 6, 20261,001-5,0001,341 contacts →

Exact match

“We believe in a world where people of all abilities belong and reach their full potential.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchEl Cajon, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,306 contacts →

Exact match

“The Cajon Valley Advantage is a key component to making our community a great place to live, play, work, and raise a family.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchPlymouth, MI, United StatesHQ recorded Nov 6, 20261,001-5,0001,043 contacts →

Exact match

“Plymouth-Canton Community Schools operates 15 elementary schools, five middle schools, three high schools & an alternative high school program.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchAlameda, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,029 contacts →

Exact match

“Center for Social Dynamics (CSD) is an organization providing services to those with developmental delays, including autism, in the state of California, Oregon, Washington…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchJohnston, IA, United StatesHQ recorded Nov 6, 20261,001-5,000810 contacts →

Exact match

“ChildServe knows kids and we know specialty healthcare.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchRochester, NY, United StatesHQ recorded Nov 6, 20261,001-5,000732 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSmithtown, NY, United StatesHQ recorded Nov 6, 20261,001-5,000678 contacts →

Exact match

“Founded in 1961 with a mission to foster growth and fulfillment for children and adults with autism and other developmental disabilities, Brightway Living & Learning has spent…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchTampa, PA, United StatesHQ recorded Nov 6, 20261,001-5,000660 contacts →

Exact match

“Invo Healthcare, a proud member of The Stepping Stones Group, has delivered comprehensive support to school districts nationwide for over 30 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchRainsville, AL, United StatesHQ recorded Nov 6, 20261,001-5,000646 contacts →

Exact match

“The mission of the DeKalb County Public School System is to produce healthy, well-adjusted graduates who are academically competent and who have the career and life skills…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchManalapan, NJ, United StatesHQ recorded Nov 6, 20261,001-5,000644 contacts →

Exact match

“Sunny Days, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSt. Louis, MO, United StatesHQ recorded Nov 6, 20261,001-5,000642 contacts →

Exact match

“Easterseals Midwest is a registered 501(c)(3) organization that is leading the way to 100% equity, inclusion, and access for people with disabilities, families, and communities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBrighton, MA, United StatesHQ recorded Nov 6, 2026501-1,000615 contacts →

Exact match

“At Franciscan Children’s, we bring an unparalleled level of excellence to children with complex medical, mental health and educational needs so they can receive the specialized…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchTallahassee, FL, United StatesHQ recorded Nov 6, 20261,001-5,000594 contacts →

Exact match

“The Agency for Persons with Disabilities (APD) supports individuals with disabilities and their families in living, learning and working within their communities by creating…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchJacksonville, FL, United StatesHQ recorded Nov 6, 2026501-1,000588 contacts →

Exact match

“Established in 1966, ECS4Kids (Episcopal Children's Services) is a Non-Profit organization with strong entrepreneurial spirit that uses research and the best practices to help…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWest Chester, PA, United StatesHQ recorded Nov 6, 2026501-1,000573 contacts →

Exact match

“The Stepping Stones Group and EBS Healthcare have joined together for a common mission!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWest Orange, NJ, United StatesHQ recorded Nov 6, 20261,001-5,000570 contacts →

Exact match

“Each day YCS cares for approximately 1,500 children, by providing either residential care or in-community and in-home services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchCasper, WY, United StatesHQ recorded Nov 6, 202651-200569 contacts →

Exact match

“Who are you is probably the most important question in the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchArlington Heights, IL, United StatesHQ recorded Nov 6, 2026501-1,000556 contacts →

Exact match

“What started in 1955 as a parent’s response to the unmet educational requirements of their children with special needs, Clearbrook is now a leader in the field of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchOrlando, FL, United StatesHQ recorded Nov 6, 2026501-1,000514 contacts →

Exact match

“UCP of Central Florida is dedicated to providing children equal access to programs, services, and experiences that help them achieve their full potential.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchOneonta, NY, United StatesHQ recorded Nov 6, 20261,001-5,000511 contacts →

Exact match

“Springbrook offers educational, residential, therapeutic, habilitation, and community support options to over individuals with special needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 8,611 developmental delay schools based in the United States

See the full list, filter by size, metro and specialty, and access 56,969 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Developmental delay schools based in the United States at a glance

As of Nov 6, 2026
27.5%Verified-email coverage
24.0Average contacts per company
11-50Median size (employees)
2.2%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
3,236
11-50
3,430
51-200
1,268
201-500
348
501-1,000
124
1,001-5,000
67
10001+
6

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 8,611 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “developmental delay schools” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 56,969 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “developmental delay schools”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many developmental delay schools are there based in the United States?

RevenueBase identified 8,611 company matches for developmental delay schools associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Charlotte-Mecklenburg Schools tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most developmental delay schools?

New York leads with 193 company records, followed by Chicago (108) and Houston (80).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 56,969 professional contacts with verified work emails tracked across these 8,611 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 8,611 developmental delay schools based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.