Company lists · Data refreshed November 2026

Top 25 Autism assessment services worldwide

RevenueBase identified 2,086 company matches for autism assessment services worldwide as of November 2026 and tracks 43,959 professional contacts across them, including 12,081 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for autism assessment services worldwide, 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. Country and city lists for autism assessment services follow the table.

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
2,086Companies
43,959Contacts tracked
12,081Verified emails
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The 25 largest autism assessment services worldwide

Ranked by team size
Top 25 of 2,086 company matches for autism assessment services worldwide, 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 matchCanadaHQ recorded Nov 6, 2026n/a2,832 contacts →

Exact match

“Psychological Assessment & Treatment for Infants, Children, Adolescents & their Families.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
3Exact matchEncino, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,730 contacts →

Exact match

“ABS Kids works with children and families affected by Autism Spectrum Disorder (ASD) to reach breakthroughs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDallas, TX, United StatesHQ recorded Nov 6, 2026501-1,0001,606 contacts →

Exact match

“Behavioral Innovations was founded over 25 years ago to provide evidence-based Applied Behavior Analysis (ABA) therapy to kids diagnosed with Autism.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 2026501-1,0001,532 contacts →

Exact match

“Cortica is a leading provider of ABA and other therapies for children with autism, with services available in-center, in-home, and via telehealth.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact 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
7Exact matchCoral Gables, MD, United StatesHQ recorded Nov 6, 20261,001-5,000998 contacts →

Exact match

“Acorn Health is a national provider of applied behavior analysis (ABA) therapy for children diagnosed with Autism Spectrum Disorder (ASD) with locations in Florida, Illinois…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact 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
9Exact matchBoston, GA, United StatesHQ recorded Nov 6, 20261,001-5,000596 contacts →

Exact match

“Key Autism Services (Key) provides services to children and adults throughout the states of Massachusetts, Georgia, Texas, Colorado, Illinois, Texas, North Carolina, Alabama…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchChatswood, AustraliaHQ recorded Nov 6, 20261,001-5,000549 contacts →

Exact match

“Together, we’re inspired by a different brilliant – understanding, engaging & celebrating the strengths, interests & aspirations of people on the autism spectrum.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchValley Stream, NY, United StatesHQ recorded Nov 6, 2026201-500520 contacts →

Exact match

“ABA services and Autism Therapy in the Northeast, New England and Midwest and Southern states.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNewmarket, ON, CanadaHQ recorded Nov 6, 20261,001-5,000516 contacts →

Exact match

“Welcome to Kerry’s Place Autism Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchColumbia, MD, United StatesHQ recorded Nov 6, 2026501-1,000462 contacts →

Exact match

“Verbal Beginnings is a family-focused network of professionals providing exceptional comprehensive autism services to families across the MD, PA, DE, DC and NoVA region.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSantos, BrazilHQ recorded Nov 6, 2026501-1,000436 contacts →

Exact match

“Clínica especializada no tratamento de crianças e adolescentes com Transtorno do Espectro Autista (TEA) e outros transtornos do neurodesenvolvimento.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMadison, WI, United StatesHQ recorded Nov 6, 2026501-1,000390 contacts →

Exact match

“Locations in Madison, Milwaukee, Green Bay, and Eau Claire!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSchaumburg, IL, United StatesHQ recorded Nov 6, 2026501-1,000346 contacts →

Exact match

“BY YOUR SIDE Autism Therapy Services is dedicated to meeting the needs of individuals and families on the autism spectrum.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBingham Farms, MI, United StatesHQ recorded Nov 6, 2026501-1,000345 contacts →

Exact match

“Gateway Pediatric Therapy, with six convenient locations, is here to not only meet but exceed our clients' pediatric and developmental goals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchElmhurst, IL, United StatesHQ recorded Nov 6, 2026201-500327 contacts →

Exact match

“Total Spectrum specializes in home and center based Applied Behavior Analysis therapy as well as Diagnostic, Counseling, and Speech Therapy services for children with Autism…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchShenton Park, United StatesHQ recorded Nov 6, 2026501-1,000321 contacts →

Exact match

“The Autism Association of Western Australia is one of Australia’s largest not-for-profit Autism specific service providers, driven by the mission to advance the personal…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMclean, MD, United StatesHQ recorded Nov 6, 2026501-1,000314 contacts →

Exact match

“Ally Behavior Centers is a full-time, center-based, applied behavior analysis (ABA) therapy program founded in the DC metro area in 2019.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMontvale, NJ, United StatesHQ recorded Nov 6, 2026501-1,000302 contacts →

Exact match

“Yellow Bus ABA is a therapy group providing consultation and intervention services for individuals of all ages who are diagnosed with Autism Spectrum Disorder (ASD).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBurnaby, AB, CanadaHQ recorded Nov 6, 2026201-500256 contacts →

Exact match

“Monarch House was established in 2009 in British Columbia as an interdisciplinary treatment centre for individuals with autism spectrum disorder (ASD) and their families.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchCardiff, United KingdomHQ recorded Nov 6, 2026501-1,000253 contacts →

Exact match

“Whilst no two people with autism are the same, every individual has strengths, skills, interests, opinions and aspirations, and above all the right to a socially-valued life which…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBirmingham, AL, United StatesHQ recorded Nov 6, 2026201-500239 contacts →

Exact match

“Glenwood is a nonprofit agency dedicated to serving children, adolescents and adults with autism and other behavioral health needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCanterbury, United KingdomHQ recorded Nov 6, 202651-200214 contacts →

Exact match

“We offer the highest quality diagnostic assessments, treatment and support for autism, ADHD and mental wellbeing.”

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

Showing 25 of 2,086 autism assessment services worldwide

See the full list, filter by size, metro and specialty, and access 12,081 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Autism assessment services worldwide at a glance

As of Nov 6, 2026
27.5%Verified-email coverage
21.1Average contacts per company
1-10Median size (employees)
1.9%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,124
11-50
636
51-200
219
201-500
59
501-1,000
16
1,001-5,000
12

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for autism assessment services are linked below.
What qualifies
Company records worldwide whose business descriptions match “autism assessment services” 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. 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 12,081 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.

Autism assessment services by location

8 lists · largest first

Every Autism assessment services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “autism assessment services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many autism assessment services are there worldwide?

RevenueBase identified 2,086 company matches for autism assessment services worldwide 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?

Private Practice tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most autism assessment services?

The United States leads with 779 companies, followed by the United Kingdom (176) and Australia (154). Every autism assessment services list by country and city is linked on this page.

Which city has the most autism assessment services?

London leads with 40 company records, followed by Sao Paulo (32) and New York (15).

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 12,081 professional contacts with verified work emails tracked across these 2,086 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.

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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.