GC Simsion & Associates

Master Entity
IT & Software
Total portfolio
$762,850
Contracts won
3
Latest win
Aug 2009
Active projects
0
Momentum—12mo vs prior 12mo
Buyer concentration56%from Department of Environment and Primary Industries
Expiring soon0none in next 12mo

Contract history

No contracts match those filters.

Where the revenue comes from

top 2 buyers
Department of Environment and Primary Industries$424K
56% of portfolio2 contracts
CenITex$339K
44% of portfolio1 contract

Open tenders matching this supplier's work

ICT Research and Advisory Services for Department of Justice

Closes: Oct 06, 2026

Consultancy & Legal

Provision of ICT Goods and Services for NSW Government

Closes: Feb 28, 2029

IT & Software

Special Consultancy Services for Studies, Assessments, Engineering Design and Implementation – MR 115/2026

Closes: Oct 14, 2026

Consultancy & Legal

Queensland Regulated Waste Tracking System Proof of Concept – Department of Primary Industries

Closes: Oct 15, 2026

IT & Software

Technical Advisory Services for EPBC Act Strategic Assessment — Forest Management Operations

Closes: Oct 06, 2026

Consultancy & Legal

Statewide Pavement Data Survey Services — Department of Transport and Planning (EOI)

Closes: Oct 19, 2026

Infrastructure

Targeted Refresh of Queensland Professional Services Preferred Supplier Panel (GGS0111-24) for Indigenous, Social Enterprise, Regional and Veteran Suppliers

Closes: Oct 14, 2026

Consultancy & Legal

Managed IT Services Provider for Quilpie Shire Council – Ongoing IT Management, Support and Monitoring

Closes: Oct 06, 2026

IT & Software

Tims Thicket Road Carpark Upgrade – Department of Biodiversity, Conservation and Attractions

Closes: Oct 21, 2026

Infrastructure

Replacement of Fire Safety System at Government Primary Data Centre (ITC)

Closes: Oct 14, 2026

Public Safety & Security

Environmental Compliance Monitoring Services for WestConnex M8 St Peter Interchange

Closes: Oct 12, 2026

Energy & Environment

Enterprise IT Service Support Ticketing System (ITSM/CMDB)

Closes: Oct 08, 2026

IT & Software

Who they are

Provides IT specialist and ICT service improvement services to government agencies, including CenITex and the Department of Environment and Primary Industries.

AI summary · inferred from awarded contracts

Includes consolidated data for: GC Simsion and Assoc., G C Simsion & Associates, GC Simsion & Associates

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