Spending power
TheGrid Corporate Spending Power index would rate purchasing capacity from registry, scale and activity signals.
Spending power
Brand profile · Business Consulting
Melbourne, Victoria-based IAG operates in Business Consulting. Ownership is privately held; it publishes at iagadvisory.com.au. It holds three addresses on record, all in Australia. The record counts 246 people. Tagged commercial advisory, strategic advice and stakeholder engagement. It is listed alongside eight similar brands, mostly in Business Consulting.
IAG is Australasia’s most trusted transaction, commercial, strategic advisory, delivery and technical services firm.
We have assisted clients to successfully plan, transact and deliver more than $200 billion of projects across Australia and internationally. This combined experience ensures our team of specialist advisors effectively navigate complex governance frameworks, challenging stakeholders, multifaceted technical environments and regulatory intricacies to deliver value for money outcomes.
We bring a flexible, scalable team with unmatched professional diversity – a national pool of approximately 250 advisors with diverse backgrounds in law, commerce, engineering, defence, construction, environmental management and stakeholder engagement.
We drive certainty of success from early stage project strategy, formation and planning right through to operational delivery. By supporting stakeholders and leading project teams through the breadth of governance, commercial, technical, environmental and social domains, we help our clients transform political intention into real-world outcomes.
| Countries | 1 |
|---|---|
| Primary country | AU |
All codes: AU
TheGrid Corporate Spending Power index would rate purchasing capacity from registry, scale and activity signals.
Spending power
Hiring, headcount and registry-change signals, streamed to members.
Registry-filed capital and financial indicators, standardised by TheGrid.
4 employee profiles on record · names withheld.
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Counts only. No names are stored here, and none are served.
The record holds 246 counted staff profiles at January 2026, inside the self-reported 201–500 band.
Three addresses on record, Australia only. Primary: 130 Lonsdale St, Level 23, Melbourne, Victoria Australia.
None linked to this brand.
Eight tags on the brand's own list, among them commercial advisory, strategic advice and stakeholder engagement.
55 profiles list IAG as a peer — 99th percentile in Business Consulting. It lists ten peers of its own. IAG Defence and National Security and ConnellGriffin list it back.