Approvals & Accreditations
Chiltern Invadex have taken measures to ensure that we are able to manage our business competently in a manner which demonstrates our commitment for fairness, safety and quality.

Chiltern Invadex operate under a well established international Quality Management System certified by BSI under ISO9001:2015. It focuses on ensuring our business delivers a consistent level of quality to our customers by having well defined and regularly reviewed processes and procedures.
Certificate number: FM553189

We maintain SSIP accreditation through membership of CHAS. Independent assessors employed by the Scheme conduct annual audits of the company's health and safety policies and procedures, ensuring that they are fully implemented throughout the business.

Constructionline is the UK's leading procurement and supply chain management service that collects, assesses and monitors standard company information through a question set that is aligned to PAS 91.
Registration number: 77235
"Your engineers were very friendly, respectful and professional and nothing was too much trouble. Their quality of work, cleanliness, attention to detail and the end result was excellent. My parents were both very impressed and so pleased with the works carried out by them"
M S, Hackney

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