GEM Group

GEM Group Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from GEM Group, 29 Avey Road, Mount Gambier.

Founded by Ian Sutherland in 1959, GEM provides quarrying, earthmoving, plant hire, landscape supplies across the southeast of South Australia and Western Victoria

05/06/2026

From pit to product.

At Telfords Quarry, quality limestone is extracted, processed and supplied to support agriculture, construction and industry across the Limestone Coast.

GEM Group • Built on the work.

Before the roads get busy, the work is already moving. GEM Group • Built on the work.
04/06/2026

Before the roads get busy, the work is already moving.

GEM Group • Built on the work.

From quarry floor to delivery.Material processed on site, loaded and moving across the region to support civil, construc...
03/06/2026

From quarry floor to delivery.
Material processed on site, loaded and moving across the region to support civil, construction and landscaping projects.

The work doesn’t stop at extraction.

GEM Group • Built on the work.

Independent testing confirms high-quality limestone material from GEM Group quarry operations. 96.4% Calcium Carbonate (...
01/06/2026

Independent testing confirms high-quality limestone material from GEM Group quarry operations.

96.4% Calcium Carbonate (CaCO3) backed by consistent production and regional supply capability across the South East.

Built from the ground up.

GEM Group • Built on the work.

Regional industry looks different down here. Working landscapes. Local roads. Rural communities. Materials that help kee...
28/05/2026

Regional industry looks different down here.

Working landscapes. Local roads. Rural communities. Materials that help keep projects moving across the Limestone Coast.

GEM Group • Built on the work.

Built from the ground up.The scale behind quarry operations is something most people never get to see, from extraction f...
27/05/2026

Built from the ground up.

The scale behind quarry operations is something most people never get to see, from extraction faces through to stockpiles, crushing and transport preparation.

A regional operation with plenty moving behind the scenes.

GEM Group • Built on the work.

Material in motion.At Telford’s Quarry, raw material is extracted, processed, screened and prepared on site before headi...
27/05/2026

Material in motion.

At Telford’s Quarry, raw material is extracted, processed, screened and prepared on site before heading out across the Limestone Coast.

Every stage matters.

GEM Group • Built on the work.

Moving material. Building momentum.GEMCrete Complete is now out on the ground and working alongside the wider GEM Group ...
26/05/2026

Moving material. Building momentum.

GEMCrete Complete is now out on the ground and working alongside the wider GEM Group network to help keep projects moving across the region.

From transport and supply through to site support, this is only the beginning.

Clean. Strong. Built to move.

Production in motion.

Gemcrete Complete.

GEMCrete Complete • Built Local. Built Strong.

Morning operations at Telford’s Quarry.From extraction through to processing, material moves through every stage on site...
26/05/2026

Morning operations at Telford’s Quarry.

From extraction through to processing, material moves through every stage on site to support projects across the region.

Quietly moving. Constantly producing.

GEM Group • Built on the work.

Another step forward for GEM Group.Built as part of the wider network, GEMCrete Complete  is now officially rolling out ...
22/05/2026

Another step forward for GEM Group.

Built as part of the wider network, GEMCrete Complete is now officially rolling out across our growing operations.

From materials and transport through to project support, this is about continuing to build strong foundations for what’s ahead.

Clean. Strong. Built to move.

Built local.
Moving forward.

Welcome to GEMCrete Complete.
Proudly part of GEM Group.

GEMCrete Complete • Built Local. Built Strong.

Address

29 Avey Road
Mount Gambier, SA
5290

Opening Hours

Monday 7am - 4pm
Tuesday 7am - 4pm
Wednesday 7am - 4pm
Thursday 7am - 4pm
Friday 7am - 4pm
Saturday 7am - 12pm

Telephone

+61887254093

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