Company lists · Data refreshed September 2026
Top 24 Early intervention services based in Australia
RevenueBase identified 205 early intervention services headquartered in Australia as of September 2026 and tracks 3,551 professional contacts across them, including 1,602 with verified work emails. Perth is the largest hub.
This list covers early intervention services headquartered in Australia, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 24 largest early intervention services based in Australia
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 323 contacts → | ||||
Strong evidence “Early Start Australia is a national organisation committed to delivering evidence-based best practice early intervention and therapy services to children, young adults and…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 115 contacts → | ||||
Partial evidence “Founded in 1971, Noah’s Ark is an innovative not-for-profit community organisation providing childhood intervention services to children with disabilities and additional needs.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 72 contacts → | ||||
Strong evidence “We are an early intervention, early childhood provider of occupational therapy, speech pathology, psychology across North Brisbane, South Brisbane, Logan and the Gold Coast.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 49 contacts → | ||||
Indirect evidence “At Koorana Child & Family Services we are committed to supporting positive learning opportunities for children and strengthening families through the provision of inclusive and…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 48 contacts → | ||||
Indirect evidence “OTFC have been a trusted occupational therapy provider for over 30 years, delivering evidence-based care to young people with various diagnoses and developmental differences…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 34 contacts → | ||||
Indirect evidence “Talking Matters is a private paediatric allied health practice based in the northern suburbs of Adelaide, South Australia.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 33 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 32 contacts → | ||||
Strong evidence “Firstchance is a not for profit organisation that provides early intervention and school aged programs for children aged 0-9 years with a disability or developmental delay, and…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 32 contacts → | ||||
Strong evidence “At Early Intervention Support Services, we are committed to providing exceptional allied health services to children with disabilities and developmental delays nationwide.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 26 contacts → | ||||
Indirect evidence “Plumtree is a not-for-profit, community-based organisation that helps families thrive.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 25 contacts → | ||||
Strong evidence “Biala Peninsula - an early childhood intervention service for children with disabilities and their families.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 24 contacts → | ||||
Strong evidence “Abacus Learning Centre, founded in 2008, was created by parents and supporters with a vision to provide one of Australia’s first centre-based early intervention services for…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 23 contacts → | ||||
Indirect evidence “At Kids First Children's Services, we're all about making life easier for children and their families.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 21 contacts → | ||||
Indirect evidence “Helping every child to learn, develop and participate meaningfully in their community.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 21 contacts → | ||||
Indirect evidence “At Flying Start Children's Therapy our mission is to provide children and families with high quality professional services that support their ongoing development and enables them…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 19 contacts → | ||||
Indirect evidence “At Marsden Therapy, we specialize in providing Speech, Occupational and Behavior therapy services for children.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 19 contacts → | ||||
Strong evidence “Bright Eyes Early Intervention is an early intervention and psychology clinic servicing Sydney’s North Shore and the Blue Mountains Region.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 18 contacts → | ||||
Indirect evidence “OECI is committed to family centred best practice principles for young children with developmental delays and/or disabilities.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 17 contacts → | ||||
Indirect evidence “WizeTherapy was established in 2007 as a family-friendly alternative option to the bigger disability providers within Perth, Western Australia.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 17 contacts → | ||||
Indirect evidence “We support children with developmental, emotional and behavioural differences who are having difficulty participating at home, in educational settings and in the community.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 15 contacts → | ||||
Indirect evidence “In Sync Therapy Hub is a Brisbane-based, interdisciplinary allied health practice supporting infants, children, families, and the adults who care for them.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 14 contacts → | ||||
Indirect evidence “Amazing Kids specialises in supporting families of young children aged 9 and under in communication, social skills, and other developmental domains.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 13 contacts → | ||||
Partial evidence “Calm and Connected provides therapeutic intervention and education to children who experience behavioural, emotional and social challenges.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 13 contacts → | ||||
Partial evidence “Step by Step Interventions - because who says making progress has to be boring?” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: early intervention services. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names early intervention services.
- Partial evidence
- Its own public description names part of early intervention services, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name early intervention services. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 24 of 205 early intervention services based in Australia
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Early intervention services based in Australia at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Australia, so it is reported there. Company counts and contact totals on this page are exact for Australia, over 205 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among early intervention services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Australia whose own description of what they do matches “early intervention services”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names early intervention services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among early intervention services, and records with no verified work email. Companies headquartered outside Australia are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 1,602 across the full list. 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 September 19, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names early intervention services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many early intervention services are there based in Australia?
RevenueBase identified 205 early intervention services headquartered in Australia as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Early Start Australia, headquartered in West Perth, tops this list with the largest team on record.
Which city has the most early intervention services?
Perth leads with 8 headquartered companies, followed by Melbourne (4) and Adelaide (3).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,602 verified decision-maker contacts tracked across these 205 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 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 Smart Search, 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.
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