100% New Zealand Owned & Operated
Precision
Moulding. Canterbury · New Zealand · Australia

Gary Clarke Plastics specialises in custom plastic injection moulding, compression moulding and thermoset processing. The only thermoset injection operation in New Zealand — from small runs of 200 to millions of parts.

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Gary Clarke Plastics Logo
Christchurch, New Zealand · Est. 30+ Years
30+
Years in business
Only 2 in NZ
Thermoset injection machines in New Zealand — both ours
200+
Minimum run — up to millions of parts
NZ&AU
Clients across New Zealand and Australia
Injection Moulding Compression Moulding Thermoset Injection Bakelite Specialists Pad Printing Screen Printing 200 to Millions of Parts NZ & Australia 30+ Years
Injection Moulding Compression Moulding Thermoset Injection Bakelite Specialists Pad Printing Screen Printing 200 to Millions of Parts NZ & Australia 30+ Years
About us

Built on
reputation.
Not hype.

Gary Clarke Plastics has been producing high-quality custom plastic components from Woolston, Christchurch for over 30 years. We serve clients across Canterbury, New Zealand and Australia — from concept through to completion.

Our team partners with Don Grey Engineering — over 40 years of toolmaking experience — to ensure every mould is built right and every component hits spec. Small team, tight operation, no corners cut.

100% New Zealand Owned & Operated
01
Only thermoset injection operation in NZ
The only two thermoset injection machines in New Zealand — both at Gary Clarke Plastics. Producing the highest quality Bakelite, Melamine and Urea products for the electrical and engineering industries.
02
One of NZ's largest compression machines
25 to 90 ton clamping force — one of the largest compression moulding setups in New Zealand, handling custom electrical, engineering and industrial parts.
03
Concept to completion
Full 3D CAD design through toolmaking with Don Grey Engineering, trials and into production — we manage the complete process so you don't have to.
04
Pad printing precise enough to print on a walnut shell
High-resolution pad printing on any surface — curved, irregular, tiny. If you can hold it, we can probably print on it.
What we do

What we
do.

200 to millions of parts
Concept through to delivery
Core capability
Injection Thermoplastic

Full range of thermoplastic materials for automotive, industrial, building and household applications. Small to very large production runs with consistent quality.

NZ Exclusive
Thermoset Injection

The only thermoset injection operation in New Zealand. Bakelite, Melamine, Urea — used extensively in electrical, engineering and household products.

NZ Largest
Compression Moulding

25 to 90 ton clamping force. One of the largest compression moulding operations in New Zealand — thermoset and thermoplastic including custom electrical and engineering parts.

Precision print
Pad Printing

High-resolution images on any surface — curved, irregular, even a walnut shell. Precise, consistent, in-house marking for branding and product identification.

In-house
Screen Printing

Decorative images, photos and drawings printed onto plates and surfaces. Ideal for commemorative pieces, product branding and personalised items.

Full service
Design & Tooling

Full 3D CAD product design and solid models. Toolmaking through Don Grey Engineering — 40+ years of proven expertise.

Numbers

Why it
matters.

Three decades of manufacturing. Unique New Zealand capability. A team that takes your project personally — start to finish.

Run size
200 — millions of parts
Compression clamping
25 — 90 ton
Thermoset machines in NZ
Only 2 — both ours
Toolmaking partner
Don Grey Eng. 40+ yrs
Industries & clients

Who we make
parts for.

Electrical
Schneider Electric
Agriculture / Pet
Topflite Ltd
Health Technology
Innovative Health Technologies
Industrial Sensors
SENZ
Automotive
Canterbury & Beyond
Building & Construction
NZ & Australian Markets
Food Production
Multiple NZ Clients
Household & Consumer
Appliances & Goods
What clients say

Trusted.
Consistently.

Gary Clarke Plastics continually supply SENZ with quality product at our requested dates. We have not had to reject any parts back in 9+ years. Their DIFOT has been exemplary.
Kathy Boraston
Schneider Electric NZ
We developed a bird seed feeder in conjunction with Kerry and Gary. Advised and assisted with the full process — designing, tooling, launch. Service is consistently high quality and friendly.
Topflite Ltd
NZ Bird Products
Gary Clarke Plastics deliver a high quality product on time and on budget. They are a pleasure to deal with.
Rory Patterson
Innovative Health Technologies
A small but tight knit team that are a pleasure to deal with. Nothing is ever a problem. Orders always completed on time, any issues dealt with swiftly.
Long-term Client
4-year relationship
Get in touch

Start your
project.

Tell us what you need — we'll respond promptly. Small runs, large runs, thermoset, thermoplastic, design help — we handle it all.

PH
Phone
03 365 4812
EM
Email
kerry@garyclarkeplastics.co.nz
LOC
Location
Woolston, Christchurch
New Zealand
HRS
Hours
Mon – Fri: 8:30am – 5:00pm
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