Brand profile · Construction

Donnelley Simpson Cleary Consulting Engineers

Sydney, NSW-based Donnelley Simpson Cleary operates in Construction. Ownership is privately held; it publishes at dsc.com.au. It holds one address on record, all in Australia. The record counts 19 people. One Australian registration (ABN) is a confirmed match. It is listed alongside nine similar brands, mostly in Engineering Services.

Profile live Privately Held Founded 1983 1 entity ABN 1 office country
Registry verified · ABR

Key facts

Counted staff
19
self-reported 11–50 band
Founded
1983
43 years
Legal entities
1
ABR
Office countries
1
1 address
Funding rounds
None on record
Company type
Privately Held
self-reported
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Legal entity

1 brand → 1 confirmed entity
  • DONNELLEY SIMPSON CLEARY CONSULTING ENGINEERS PTY. LTD

    ABN19050611437

    NSWHigh confidenceMatched on exact nameABR

Legal entities

Donnelley Simpson Cleary Consulting Engineers: 1 registry entityDonnelley Simpson Cleary Consulting Engineers is linked to 1 registry entity: DONNELLEY SIMPSON CLEARY CONSULTING ENGINEERS PTY. LTD (ABN 19050611437, candidate).Donnelley Simpson ClearyConsulting EngineersDONNELLEY SIMPSONCLEARY CONSULTING ENGI…ABN 19050611437Candidate · High confidence
Show as table · Donnelley Simpson Cleary Consulting Engineers: 1 registry entity
Donnelley Simpson Cleary Consulting Engineers: 1 registry entity
DONNELLEY SIMPSON CLEARY CONSULTING ENGINEERS PTY. LTDABN 19050611437
Confirmed matches0 of 1

A candidate is a name match on the registry, not a confirmed identity, and two candidates are ambiguity rather than a corporate structure.

Description

Donnelley Simpson Cleary Consulting (DSC) is a multi-discipline building services consultancy operating across Australia and the Asia Pacific. With over 35 years' experience we are able to provide specialist design teams across Mechanical, Electrical, Hydraulic, ESD, Fire Sprinklers and Vertical Transportation (Lifts) engineering.

Through these disciplines we collaborate with our clients and partners to ensure operational effectiveness, mitigate risk and seek value opportunities to benefit each project.

From concept to completion DSC delivers vital services across a diverse range of industry sectors, including:

  • Aged Care
  • Industrial
  • Residential
  • Retail/mixed use
  • Commercial
  • Healthcare
  • Education
  • Hospitality

DSC specialises in all facets of building services engineering and is proud to be one of the true multi-discipline consultancies in the market place.

Expertise | Professionalism | Engineering Excellence

Locations

Country footprint

Offices in 1 countryCountry footprint: 1 country, primary AU. Codes: AU.1 countryprimary AUAU
Show as table · Offices in 1 country
Offices in 1 country
Countries1
Primary countryAU

All codes: AU

Addresses

  • AU59 Hill Street (PO Box 40); Roseville; Sydney, NSW 2069Primary

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Financials

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People & contacts

4 employee profiles on record · names withheld.

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FAQ

Which legal entity operates under Donnelley Simpson Cleary Consulting Engineers?

One New South Wales entity on the ABR. DONNELLEY SIMPSON CLEARY CONSULTING ENGINEERS PTY. LTD (ABN 19 050 611 437), high confidence.

How many people work at Donnelley Simpson Cleary Consulting Engineers?

The record holds 19 counted staff profiles at January 2026, inside the self-reported 11–50 band.

Where does Donnelley Simpson Cleary Consulting Engineers have offices?

One address on record, Australia only. Primary: 59 Hill Street (PO Box 40), Roseville, Sydney, NSW 2069.

Has Donnelley Simpson Cleary Consulting Engineers raised funding?

None linked to this brand.

Which companies are listed alongside Donnelley Simpson Cleary Consulting Engineers?

7 profiles list Donnelley Simpson Cleary Consulting Engineers as a peer — 84th percentile in Construction. It lists ten peers of its own. Surex Consulting lists it back.

What is Donnelley Simpson Cleary Consulting Engineers's website?