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Who we are

Diamond Key International (DKI) is a leading provider of IT and integrated engineered solutions, products and services to the downstream oil, gas, chemical and lubricant industries related to the storage, transfer and distribution of bulk liquids and gases. Our solutions range from specialised technical components, measurement and control systems to integrated automation systems for the entire plant. Our services include consulting, engineering, project management, installation, maintenance and support services. Whether it's a product or a fully integrated solution, our team can provide a solution that meets functionality, time and budget requirements.

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Diamond Key International provides automation solutions and services to industry. Whether it is a product or a fully integrated solution, our team can provide an answer that meets functionality, time and budget requirements.

Our products range from specialised engineering components to instrumentation ​and control systems to complete plant automation systems. Our services include consultancy, data management, engineering, project management, installation, maintenance and a wide range of 24 hour support services.

DKI has offices in Australia (Melbourne - head office), Malaysia and Thailand and our business is supported by distributors in the Philippines and in Hong Kong SAR China.

For over 25 years, we have successfully exported DKI products and solutions to the Asia Pacific region. Since 2019, DKI has expanded its operations and installed sites to Africa and the European Union.

In addition, we are the main supplier of terminal automation solutions in the Australian and New Zealand markets and are now implementing the new generation of load carrier solutions in these markets

Our Mission

Mutual Success Through Teamwork With Customers

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Our Experience

Our profoundly regarded group has broad information and involvement in estimation arrangements, advertising numerous a long time of demonstrated extended administration and specialized ability. We have built a solid worldwide reputation:





DKI prides itself on its capacity to convey arrangements custom fitted to the client's particular prerequisites, guaranteeing cost-effective execution through demonstrated bundles that progress operational effectiveness, viability and security while diminishing operational hazard.


The Customer Care Centre (CCC) support site operation 24 hours a day, 7 days a week across many countries. CCC offer agreed KPI response, remote diagnosis of site operational issues and provide ground support whenever required.

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Health Safety Environment

DKI is committed to a conducting our exercises in a secure and hazard free way to secure our staff, guests, and clients and donate appropriate respect to the preservation of the environment. We  
Pursue a goal of no harm to people
Protect the environment
Use materials and energy efficiently to deliver our products, services and solutions consistent with the above aims.
Manage HSE matters as a business critical activity
Promote a culture in which all employees share this commitment.


 Quality is an integral part of our delivery process. Our goal is to be recognised for excellence in the areas in which we operate and in the industry in which we work.

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Australia - Head Office

110 Henderson Rd
P.o.Box 2813
Rowville, Victoria 3178
Telephone: +613 9730 8888

Malaysia Office

23, Jalan PJU 3/46
Sunway Damansara
47810 Petaling Jaya, Selangor
Telephone: +60 3 7951 0000

China Office

Rm 808 Block D JiaHua Building
No 9, 3rd Street ShangDi
HaiDian District
Beijing, China 100085
T: +86 10 6297 1803 / 7663 / 7650

Thailand Office

Suite 403, 4th Floor Tonson Bldg.
50 Soi Tonson,
Ploenchit Road, Patumwan,
Bangkok, Thailand
T: +66 2 652 2617