Your First Call for the


Your First Call for the



Established in 1990, RHK is a privately owned company dedicated to manufacturing and servicing hydraulic cylinders. Based in Edmonton, Alberta, RHK has built the reputation for delivering high quality products and service to a wide range of clients world wide in industries such as oil & gas, construction, agriculture, heavy machinery, forestry, mining, transportation and waste disposal.

We put our customers first and strive to secure their loyalty through excellent service, timely delivery and cost-effective product solutions.

Hydraulic Cylinder Engineering Design Drafting Blueprints
Custom Hydraulic Cylinder


RHK designs and manufactures a wide array of hydraulic cylinders. As a custom manufacturer, RHK works closely with its clients to establish design requirements and develop an affordable solution.

RHK’s technical sales and engineering teams have extensive experience designing cylinders from a set of specifications or even a conceptual idea.

Hydraulic Cylinder Service Manufacturing Edmonton Canada
Hydraulic Cylinder Repair Service Edmonton Canada
Hydraulic Cylinder


RHK services & repairs all types of hydraulic cylinders. From leaky seals to complete rebuilds, RHK can have your hydraulic cylinder remanufactured and back to you in short time. Your cylinder will be completely inspected and a repair estimate will be provided for approval before we commence repairs.



RHK manufactures  and services a great number of components for various industries. No matter how simple or complex, our efficient manufacturing process will help you focus on what you do best.

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Committed to Quality

RHK’s Quality Assurance program is registered to the international ISO 9001:2015 standard for design, manufacture and service of our products. Through this Quality program we ensure that every aspect of our business is held to the highest standard and that every order is fulfilled accurately and on time.

Committed to creating a healthier environment for its employees and the community, RHK has received, and continuously works towards the ISO 14001:2015 Environmental Standard. RHK also maintains the international certification, ISO OHSAS 18001:2007 for Occupational Health and Safety. Meeting these standards, RHK ensures that our operation minimizes the negative affect on the environment and creates a safe place to work.

Why Clients Choose Us...

"At RHK I feel like a valuable part of the team. Management respects their employees and their families. Ownership and management are actively working to make RHK better each and every day, and I feel like each person has a seat at the table."
15 year Hydraulic Technician
"The engineering at RHK have worked side by side with our people to improve the functionality and dependability of our existing and future components. The repair facility is very detailed and knowledgeable in the industry which helps us determine the root cause of incident so we can act on it accordingly."
Equipment Service Manager
"We use RHK for all of our hydraulic cylinder and component rebuilding, hard chroming and new cylinder design and manufacturing. We have also had RHK design and machine components for crane hook blocks, outrigger cylinders and similar crane parts that must be built to perform their critical task without fail."
VP Lifting & Crane

“An amazing, diverse team filled with dedicated and professional individuals that are customer focused and family oriented”

Stefan Rella – President & CEO

Why Clients Choose Us...