The Trade Body for Invasive Species Experts

The Invasive Non-Native Specialists Association (INNSA) is the industry body for companies involved in controlling and eradicating invasive non-native species in the UK.

INNSA aims to improve standards within the industry and offer peace of mind to clients.

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about us

ABOUT US

The Invasive Non-Native Specialists Association (INNSA) is the industry body for companies involved in controlling and eradicating invasive non-native species in the UK.

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expert

FIND AN EXPERT

INNSA members are committed to providing the highest possible level of service to both commercial and domestic customers.

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JOIN INNSA

INNSA is a membership organisation, and we welcome new members from within the invasive species removal industry, as well as consultants and suppliers to the trade.

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CODE OF PRACTICE

All members operate in accordance with the INNSA Code of Practice: Managing Japanese Knotweed. The code provides best practice advice and guidance aimed at contractors carrying out Japanese knotweed remediation works.

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Case Studies

River Douglas, Wigan

River Douglas, Wigan Treatment of large amounts of Japanese...
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Narvick Way, North Tyneside

Narvick Way, North Tyneside Excavation from construction area, with...
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Lanark Way, Belfast

Lanark Way, Belfast Site survey and treatment plan for...
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Latest News

What are the biggest problems facing INNSA members?

In the coming week, we will be sending out an...
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Invasive Aliens – What’s it all about?

So, contractors, how do you explain “Invasive Alien Species” to...
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What’s it all about?

Invasive weed control is a relatively new market. While companies...
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