QUESTOR Technologies Ltd. currently provides three main categories of products.

Pollutant Dispersion

For modelling pollutant dispersion we have developed an advanced interface for the US-EPA's SCREEN3 program. QUESTOR SCREEN3 provides all of the functionality of the US-EPA's SCREEN3 in an easy to use windows interface. More...

Odour Modelling

QUESTOR Technologies Ltd. have Omonos, a user-friendly odour modelling program. Omonos is a screening model for odour dispersion which predicts the probability of detection downwind of an odour source It runs under Windows 9x onwards. More...

Noise Modelling

The QUESTOR Construction Noise Tool is a simple application capable of calculating noise levels for construction sites.

It is based on the construction site noise calculation model documented in PR70 "How much noise do you make? A guide to assessing and managing noise on construction sites" by Dr Alan Wills (KVÆRNER) and David Churcher (CIRIA). More...

User Assistance

For all of our products QUESTOR Technologies Ltd. provides high quality user assistance and support. We keep in touch with our customers regularly to ensure that they are satisfied with the product. We also help the customer get the most out of the software by guiding them through all of the applications' functionality and dealing with any issues they may have.

Consultancy

QUESTOR Technologies provides a consultancy service for all our products.

As part of the service we work with the customer in obtaining the information specific to the site in question. Once this information is collated QUESTOR Technologies Ltd. runs our modelling software with the data collected.

We then analyse the results and produce a detailed report. If required, we can extend the work to include identification of problems and to suggest remediation or mitigation measures.

For further information on our environmental modelling consultancy service or our user assistance services please contact:

John Stewart
The QUESTOR Centre
The Queen's University of Belfast
BT9 5AG
Phone: +44 (0)28 9097 4037
E-mail: j.r.stewart@qub.ac.uk