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Costello Group

Costello Group is an advisory firm specialising in commercial real estate, land access, stakeholder negotiation, property acquisition, asset management, and buyer and tenant representation.

Leasing Non-residential Real Estate
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Headquarters
Brisbane City, Queensland, AustraliaSource: RevenueBaseRetrieved October 13, 2026
Employee range
11 to 50Source: RevenueBaseRetrieved October 13, 2026
Founded
2013Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
8 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Costello Group do?

The firm provides tailored advice and services to tenants, owners, and investors. Its work spans energy, water, road, rail, oil and gas, mining, and infrastructure projects throughout Australia.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

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Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

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BADGE PREVIEWCostello Group listed #2 on Commercial real estate law firms, September 7, 2026Open the published source list.
Costello Group

#2 Commercial real estate law firms

Snapshot: September 7, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 4, 2026, September 7, 2026, September 19, 2026, September 21, 2026, September 22, 2026, September 23, 2026, September 29, 2026 and October 11, 2026. How the company lists are built.

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