Why CAS?

Computech Alarms & Security (CAS) are your local Bay of Plenty alarm system and security experts with international experience in protecting homes, businesses and remote properties.

Find out more why you should work with CAS:

People & Expertise

CAS was established in 1994 by Colin and Carol Reid who, between them, have a great deal of experience in security. Colin, Carol and the rest of the CAS team are committed to protecting their client’s properties by offering a rapid and expert security service throughout the Eastern Bay of Plenty.


Colin Reid:

Colin is a fully trained alarm technician and takes care of many of the management and technical aspects of the business. He has over 25 years’ experience working in security, both in New Zealand and on an international level.


Louise Williams:

Louise is the office manager and has been with us for over 10 years – she is mainly responsible for the day-to-day running of the business, and does so with the help of Michelle.


Peter Harland

Peter has a vast experience in working with a large range of security alarm systems and CCTV (closed-circuit television). His experience ensures your property is secured and is being monitored in the most effective way.


Roy Turmel

Roy is a camera systems expert who has had extensive experience working on security for large organisations in the United Kingdom. He has worked on camera systems for railway stations and prisons that can have over 500 different cameras working at any one time.

Premium Brands

With over 20 years’ industry experience, we know what brands are reliable and trusted to do the job – our knowledge ensures that you are getting the right product to provide the highest level of security for the situation.

Developing technology is an important aspect of ensuring the best security is provided for your residential, commercial, or remote property, so we endeavour to have the most advanced systems available.

The main brands CAS depend on include:





Arrowhead Alarm Products








Our Partners

Secom Guardall

CAS subcontract to Secom Guardall for most of the technical work and servicing of the banks and ATMs in the Eastern BOP area.


Monitor NZ

We also subcontract to Monitor NZ.

Atlas Gentech

Atlas Gentech are one of our main suppliers of cameras, DVRs, and alarm systems.

Security Wholesale

Alliance Wholesale

Financing Options

Flexirent offers an easy way to pay for technology; customers can choose from a range of options, including an Operating Lease or Lease-to-Own – choose the option that suits you best. Flexirent is extremely quick and reliable – so you can rest assured that your property will always be secure.

Click here to find out more about Flexirent.

Residential Security


Protect you, your family
& your home

Find out more

Business & Commercial Security

Business &
Commercial Security

Protect your business with a
high security system

Find out more

Rural & Remote Security

Rural & Remote

Your property deserves security, no matter where

Find out more