Great Northern Air Conditioning & Mechanical Services acknowledges the Larrakia people as the Traditional Owners of the Darwin region. We pay our respects to the Larrakia elders past and present.”

All Employees of Great Northern Air Conditioning & Mechanical Services are specifically trained and professionals within their fields. 

Employee Qualifications Experience


Chris Moore - Managing Director

  • Advanced Diploma Engineering

  • Advanced Diploma Work Health and Safety

  • Diploma of Management

  • Diploma of Project Management

  • Cert IV Plumbing and Services (Mechanical Trade)

  • Associate Director/President – Australian Institute of Refrigeration Air-Conditioning and Heating

Chris is a highly motivated and hands on Managing Director. As the Business owner, he closely monitors the advancements of the Business to ensure it meets and exceeds both current clients and potential clients needs. Chris understands that no job is too big if the appropriate procedures and processes are applied, approaching all projects with a can- do attitude.

With 15 years of experience in commercial air conditioning and refrigeration contract management he is amply qualified to undertake any task that arises effectively and efficiently.

Chris is the President for the Northern Territory committee of the “Australian Institute of Refrigeration, Air Conditioning and Heating” (AIRAH) and the “Australian Institute of Project Management” (AIPM)


Jason Day - Project Manager

  • Cert IV Refrigeration

  • Cert IV Electrical Hazardous Areas

  • Confined Spaces

  • Working at Heights

  • First Aid

Jason has 20 years’ industry experience installing and maintaining HVAC commercial and industrial equipment throughout Australia and New Zealand. Jason is a dual tradesman (Refrigeration and Electrical) Jason provides assistant to our service manager with training of apprentices and providing breakdown assistance where ever possible. He is amply experienced in the installation and maintenance of Commercial and Industrial Refrigeration, Air Conditioning. and breakdowns of the following:

- Chillers and central energy plants

- Computer Room Air Conditioners

- Packaged units - Central plant

- Boilers and fume cup boards and decontamination of Bio Hazard cabinets

- Controls systems.

Darcy Cryer - Service Manager

Cert III Refrigeration Advanced Certificate in Refrigeration Ochre Card Working at Heights First Aid

Darcy has 10 years’ experience within the industry, He is a very respected hands on Service Manager who looks after all aspects of the day to day service operations. Having undertaken his apprenticeship servicing and Maintaining Chillers and Commercial equipment, this extensive experience ensures the best possible training and guidance for our employees and our clients.


We also employ a range of field Technicians and apprentices within the HVAC industry. All Technicians have the required and valid qualifications within their trade and also varying additional certificates and or qualifications such as but not limited to: 

  • Cert III Refrigeration

  • Restricted Electrical Licence (Full & Trainee where applicable)

  • Refrigerant Handling Licence (Full & Trainee where applicable)

  • Ochre Card

  • Working at Heights

  • First Aid

  • Cert III Plumbing and Services (Mechanical Plumbing)

  • Elevated Work Platform

  • Confined Spaces

  • Forklift Licence

  • Asbestos Removal

  • Cert III Engineering Technology (Mechanical Fitter) 

Company Administration and Business Relations

Crystal – Business Manager

Diploma Small Business Management Cert IV Administration Management Cert III Transport and Logistics

Crystal has 10 years’ experience in business administration management and has a great culture with the employees. Crystal oversees all non-operational aspects of maintenance contracts including invoicing, WH&S, human resources and internal job management systems as well as new and existing customer accounts. Crystal also works alongside our chosen RTO with our Apprentices and Trainees within the business. 

Christine – Admin / Finance

Diploma Accounting With 25 years’ experience, Christine handles all Accounts Payable & Receivables and contract data entry and programming. 

Had enough of the heat? Give Us a Call Now!

Our Air Conditioning Services in Darwin, NT

- Design

- Supply & Install

- Service & Maintenance

- Projects

- Cleaning

- Contracts

Opening Hours

Contact Us

Open 24 hours 

Office Hours

Monday - Friday

8am - 4pm

Great Northern Airconditioning & Mechanical Services

1/9 Verrinder Road, Tivendale NT 0822

PO Box 128, Berrimah NT 0828

Phone: (08) 8947 4188

Fax: (08) 8947 7126

Email: service@greatnorthernair.com.au

© 2019 Great Northern Air Conditioning & Mechanical Services | Darwin, NT

ABN: 79 070 935 492     ARC: AU03996     CAL: D-24-10419-07-19

NADCA Certification: 12772524     Electrical Contractors Licence: C3891 – Expiry 19/12/2021

 1/9 Verrinder Road, Tivendale NT 0822