YJACK, an alternative to Kentledge
and we do have the
best  pile test service.

Who We Are?

YJACK Technology is an independent, competent and professional company
offering pile testing services ranging from static, dynamic to imaging pile testing.

Pile Test

We specialized in pile testing with 3 decades of dynamic and static load test experience with 4 world patents and multiple awards and achievements.

State-of-the-Art Technology

YJACK caters from small loading driven reinforced concrete piles to large loading cast in-situ bored piles, reinventing the bi-directional pile load test.


Efficient management and technical capabilities, compliance to best practices, innovative, and able to export services to international market. 

Some Milestone Works

These are some YJACK achievements domestically and globally
including diverse accomplishments since the company was founded.


Test Projects


Years Experiences


Clients Served


World Patents

Who Do YJACK Serve?

YJACK serve some of the premier construction consultants
for mega high rise and big railway projects

Why People Choose YJACK?

30 years of Experience

Those that spearhead YJACK have 30 years experience in managing as well as developing a business suited to the pile testing industry


We have operations in multiple countries that give us a wide scope of experience in different geotechnical environments and regions

Proprietary Technology

Our world patents allow us to maintain technology that is unique to us and is able to solve problems that the bi-directional testing industry encounters through our own jack technology

No Steel

The exclusion of the steel plates allow the YJACK to significantly reduce the risk of soft layers forming around the jack and create an overall more reliable and accurate system

Business Opportunities

We are looking for distributors and markets in many other countries to continue making a difference in the pile testing world and continue the dream of being the world's best pile test


We employ a young and dynamic team that is willing to go the distance for the company and contribute ideas as well as time to make sure the company is able to achieve our sustainability goals

How to reach YJACK?

YJACK Contacts 

KL Office
20, Jalan PP 11/5, Alam Perdana Industrial Park, 47130 Puchong, Selangor, Malaysia

Tel: +6016 - 2158 129

YJACK Catalog

YJACK Inquiry

Please provide e-mail here.

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