OTECSA Consulting

Your partner in HAZOP, LOPA, DSEAR and Hazardous Area Classification

Engineering Safety and HSE Consultancy and Training, offices in Scotland and the South West


OTECSA Consulting

We are a process safety and HSE consultancy based in Scotland with offices in Glasgow and Cornwall. 

Our expertise is in HAZOP, HAZID, LOPA, DSEAR and Hazardous Area Classification as well as aspects of occupational health and safety and compliance. OTECSA have a wide range of industry experience including chemicals, pharmaceuticals, distilled spirits, petrochemicals, energy from waste, waste management and manufacturing.   

Our HSE consultancy services and audit capabilities now complement our core offering, find out more about our HSE services.

Take a look at some of our typical project work in our case studies area or find out about our current engagements and recent project wins. These include at leading distilleries, clients in specialist manufacturing industries and for various Scottish tech start-ups.  Our list is continually updated as our client list grows.  Read our latest technical articles here.  

See our distillery focused project page.

We have released more training dates for 2023, see here.

Our experience

adds significant value and energy to your projects through our dynamic, accommodating and enthusiastic approach to engineering design, design assurance and risk assessments.  

Our expertise

means we can assist clients through what can sometimes be the daunting prospect of outsourcing specialist technical, compliance and design assurance studies. 

Our flexible working approach

fits with changing clients needs, and we constantly strive to build strong long-standing relationships.

Why work with us?

When faced with technical challenges it is always good to engage an expert when competency or time constraints limit your ability to carry out this work yourself.  At OTECSA Consulting we can be your technical experts in the areas of process safety and risk and HSE.  We do this every day and we are constantly working with clients to solve the challenges they face.  The likelihood is we have helped others conquer whatever challenge you face.  Some of the benefits of working with OTECSA:

We provide practical, useful and pragmatic process safety and HSE expertise and advice:

Highlighting key areas you need to focus on, to allow you to efficiently address any issues in a prioritised basis.  We will not swamp you with jargon and will always try to find solutions to any issues we uncover.  If you have come to us it's because you value our expertise so if we can't solve your problem, we can find an associate with OTECSA who can.

We provide a personal, approachable service:

The people you talk to at OTECSA will be the ones carrying out the work and you will get a dedicated service throughout our work with you.  Small businesses thrive when they build good relationships, OTECSA has already built up a client base of loyal repeat customers - evidencing our high quality and successful delivery.

You will find our pricing highly competitive and fair:

As a small business we have lean operations and are therefore able to avoid many of the costs incurred by bigger companies who have to include for corporate overheads.

Our Story

OTECSA Consulting was formed in 2018 by Owen Llanwarne.  As well as our use of experienced associates to deliver projects, we now have a team of five permanent safety engineers working with our clients.  Find out more about our team here.  If you are interested in joining OTECSA, take a look at our opportunities here.

Based primarily in Scotland we also have a base in Cornwall, servicing clients in South West England and the rest of the UK.

Find out more about our story here.

What we can offer our clients

Our expertise is focused on the three key areas: Process, Safety and Risk.  Our aim is to build a diverse client base to ensure a sustainable business in addition to providing significant added value to our clients.  We are always open to new ways of working to allow you to get the most out of our expertise.





In line with growing client requests we now offer specialist training.  Recent training includes:


Contact us today for any enquiries:  info@otecsaconsulting.com 

Integro Design Engineering Associates

In alignment with out commitment and desire to offer clients solutions for all their engineering needs, we can now also offer multi-discipline engineering support via our sister company Integro Design Engineering Associates - IDEA Ltd.

This includes Mechanical, Electrical and Instrument & Control Engineering Support as well as full Project Management support.

Visit the IDEA website today to find out more. www.idea-ltd.co.uk

What our clients say

It's not often as a consultancy we get feedback on our work, so when we do we take note, learn from it and hopefully do things even better next time.  Here is a flavour of some recent feedback we had from the HSE inspector at an upper tier COMAH site client.

And from other professionals in Process Engineering and Safety:

Where are we?

OTECSA Consulting are headquartered in Glasgow.  We also have a offices in Aberdeen, Dundee, Grangemouth and Cornwall in the South West, allowing us to service clients across the whole of the UK.   

With the advances in technology, we also service an international market, with clients in Europe the USA and throughout the UK.

The best way to reach us: owen@otecsaconsulting.com  or call us on 0131 250 8826   OR   07870 362497