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A first class mobile + workshop
heavy equipment repair service

If it moves or floats we’ll fix it!
Known for the highest quality heavy equipment repair service in the region and going the extra mile for our diverse range of clients, we have the expertise to fix or service your heavy machinery out in the field, or in our specialised workshop.

Our team is highly experienced and ready to repair, maintain or service your light/heavy plant and equipment. We’ll have you back up and running as soon as possible.

Our Services

We can tend to all of your heavy machinery repair and servicing needs with our team of field service technicians and workshop facilities. We work hard to honour our ‘do it once, do it right’ philosophy to get you moving again swiftly and to ensure you have minimum downtime with your equipment. We are specialists in:

Customer first service

We pride ourselves on providing what you need in the timeframe you require

On site servicing & repair of all heavy equipment

We come to you, nowhere is too remote or too challenging

Breakdown Service

24 hour 7 day a week breakdown service

Scheduled maintenance

Regular servicing of all makes and models of machinery

Hydraulics

Diagnostic fault finding and hydraulic component rebuilds

Diagnostics

We have Diagnostic equipment for on-board monitoring systems

Air conditioning

Servicing and repairs of all heavy equipment and light vehicle air conditioning systems

Marine propulsion

Regular servicing and repairs of all makes and models of marine engines and transmissions

Engineering

Full mobile and workshop based engineering services. Heavy and light fabrication, maintenance and repairs

Component rebuild service

Engine, hydraulic and powertrain component rebuilds

Truck servicing

Servicing and repairs of all trucks makes and models

Equipment safety compliance inspections

Inspections can be tailored to your company or site requirements

Electrical

Diagnostic fault finding and repairs

Mobile crane servicing and repairs

Pre-certification inspections, servicing and repairs of all makes and models

Car / Ute servicing and repairs

Servicing and repairs of all car /ute makes and models

General wizardry

Whatever the problem we will find the solution

   Click here to see our full Ship Repairers Standard Terms and Conditions.

Service area and hours

24/7 Call out service
Workshop hours 7am - 6pm weekdays, on call weekends

Servicing the top of the South Island, Blenheim, Nelson and Marlborough.

As an Authorised Stockist we solely use and recommend Valvoline

Valvoline

About us

On Site Mechanical Repairs Ltd was formed to fill a shortfall of first class professional heavy equipment repair service in the Marlborough region and beyond.

Ben McMaster and Aaron Parish launched the business in 2017 with a combined 36 years of industry experience. Providing a professional service through technical solutions, expert advice and a proven track record of going the extra mile to ensure our customers succeed. The team’s mantra is “Do it once. Do it right!”

We aim to be the heavy plant and machinery repairer of choice in the Marlborough region, whilst ensuring our staff and customer’s safety is at the forefront of everything we do.

Our Team

Do it once, do it right is the mantra for our highly technical, experienced, hardworking and dedicated team.

Aaron Parish
Director
Ben McMaster
Director
Steven Asplet
Service Manager
Mike Devine
Technician
Shane Bradley
Marine Technician
Alex McCullum
Field Service Technician
Adam McKenzie
Field Service Technician
Sam Foster
Engineer
Jacob Lawton
Apprentice Technician
Josh Millard
Apprentice Technician
Andre Monk
Apprentice Technician
Jimmy Craig
Apprentice Technician
Yvette Williams
Administrator

Client testimonials

We have been using On Site Mechanical Repairs to maintain our gear since Ben & Aaron created the business, they are extremely skilled mechanics and diagnosticians, they are honest, reliable and live by their motto “do it once, do it right”. Highly recommended.

Greg & Carol Robinson, Elite Excavations Marlborough

Contact us

Contact Us

Office: 03 577 7309

Parts: 0274 555 707

After hours call out: 0800 247 SNZ (0800247769)

Workshop Supervisor: 0273 229 355

Field Service Supervisor: 0275 003 177

Enquires to admin@osmr.co.nz

Workshop located at:
121 Mahers Road
Kaituna
Renwick  7273
Workshop: 03 577 7309

7am – 5pm Monday to Friday

Servicing the top of the South Island, Nelson and Marlborough.

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