Best Environmental Consultants in Australia 2026
The top environmental consultants across every Australian state, ranked by our composite reputation score.
Updated October 2026 · Based on 3,506 real Google reviews
Top Environmental Consultants Nationally
The short answer
As of October 2026, the 3 highest-ranked environmental consultants in Australia on the Starworks directory are Archi Sustainability (5.0 stars from 144 Google reviews), Aussie Environmental (5.0 stars from 116 Google reviews) and Universal Hazmat Solutions (5.0 stars from 101 Google reviews).
Starworks ranks the 492 highest-rated environmental consultants in Australia, holding 3,506 Google reviews between them. Across those 492 the median rating is 5.0 stars from a median of 3 reviews. Of those 492, 418 are rated 4.5 or better and 5 have passed 100 reviews.
Every figure here is computed from Google review data that Starworks collects for environmental consultants in Australia, recalculated when this page rebuilds. Placement on this list cannot be bought.
MouldWise - Online Mould & CIRS Consultant | Sydney Mould Inspector
Read 32 reviews · Score: 73/100
Integrated Environmental - Remediation Experts & Asbestos Removal Sydney
Read 29 reviews · Score: 73/100
Energi Assessments - BASIX Certifications
Read 22 reviews · Score: 73/100
HMC Environmental Consulting Pty Ltd
Read 20 reviews · Score: 73/100
NEO Consulting: Environmental Services for Greater Sydney & NSW
Read 19 reviews · Score: 66/100
Natura Pacific Pty Ltd
Read 18 reviews · Score: 66/100
Kiwa ELS (formerly Environmental & Laboratory Solutions)
Read 37 reviews · Score: 64/100
CQ Soil Testing Wide Bay and Burnett
Read 12 reviews · Score: 63/100
Australian Safer Environment & Technology PTY LTD
Read 12 reviews · Score: 63/100
Showing the top 50 of the 492 highest-rated environmental consultants.
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Frequently Asked Questions
Who are the best environmental consultants in Australia?
As of October 2026, the 3 highest-ranked environmental consultants in Australia on the Starworks directory are Archi Sustainability (5.0 stars from 144 Google reviews), Aussie Environmental (5.0 stars from 116 Google reviews) and Universal Hazmat Solutions (5.0 stars from 101 Google reviews). Every figure here is computed from Google review data that Starworks collects for environmental consultants in Australia, recalculated when this page rebuilds. Placement on this list cannot be bought.
How many environmental consultants does Starworks rank in Australia?
Starworks ranks the 492 highest-rated environmental consultants in Australia, holding 3,506 Google reviews between them. Across those 492 the median rating is 5.0 stars from a median of 3 reviews. Of those 492, 418 are rated 4.5 or better and 5 have passed 100 reviews.
How does Starworks rank environmental consultants nationally?
To rank environmental consultants across Australia, Starworks combines each business's Google star rating, its review volume, and whether customers can reach it by website and phone. Volume is weighted because it shows how much evidence stands behind a rating, so a 4.9-star environmental consultant with 200 reviews ranks above a 5-star one with 5 reviews. Placement cannot be bought. For scale, the median rating across the 492 highest-rated environmental consultants in Australia is 5.0 stars from a median of 3 reviews.
Where can I find the best environmental consultants in my city?
Starworks publishes a separate ranking for environmental consultants in every Australian city and suburb it holds enough data for, each built from that place's own Google review record rather than from this national list. Browse by city below.
Why does my environmental consultant business not appear in these national rankings?
Starworks ranks public Google Maps data, so a business needs a Google profile in the environmental consultant category carrying at least one review and a rating to be eligible. This national ranking of environmental consultants in Australia lists the top 50 of the 492 highest-rated environmental consultants; a business ranked outside them appears on its own city page wherever Starworks holds enough data for that city.
Environmental Consultants by city
Ranked in 18 locations. The number is how many rated businesses each list is built from.