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Company profilecalleo.com.au ↗

Calleo

Calleo is an Australian-owned SME that tailors its services to the specific needs of the Federal Government.

Staffing and Recruiting
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Headquarters
Yarralumla, AustraliaSource: RevenueBaseRetrieved October 13, 2026
Employee range
11 to 50Source: RevenueBaseRetrieved October 13, 2026
Founded
2015Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
59 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Calleo do?

Calleo addresses government workforce challenges, from individual specialists to managed capability involving up to one hundred experts. Calleo provides workforce solutions supporting the Australian Government’s critical technical programs.

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

Who it serves

Calleo supports Federal Government departments.

What the business offers

Services & capabilities.

Government workforce solutions

Calleo supplies expertise ranging from one specialist to managed capability of one hundred experts.

Source: LinkedIn company description · Retrieved October 13, 2026

Personnel clearance management

As a DISP member, Calleo manages security clearances for its personnel.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

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 ↗

Share your recognition

Embeddable award for your website

BADGE PREVIEWCalleo listed #1 on Cleared security staffing agencies, September 26, 2026Open the published source list.
Calleo

#1 Cleared security staffing agencies

Snapshot: September 26, 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 3, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 13, 2026, September 15, 2026, September 19, 2026, September 20, 2026, September 26, 2026, September 27, 2026, September 28, 2026 and October 11, 2026. How the company lists are built.

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