Insights

Strong Industry Presence GML Heritage operates in the environmental services sector with a focus on heritage consultancy and has a presence across major Australian cities including Sydney, Melbourne, and Canberra, positioning itself as a leading player with extensive regional coverage.

Diverse Project Portfolio The company’s experience spans major infrastructure, urban development, cultural sites, and public spaces, indicating potential opportunities to collaborate on large-scale government and private sector heritage projects.

Recognition and Awards GML Heritage has received multiple awards from Interpretation Australia and participates actively in heritage forums, which enhances its credibility and signals a reputation for excellence—valuable for establishing trust in new client relations.

Sustainable and Inclusive Focus With commitments to First Nations communities, inclusion, and diversity, GML Heritage is positioned as a socially responsible partner, appealing to organizations seeking sustainable heritage solutions aligned with corporate social responsibility goals.

Growth and Innovation Recent hires in leadership and diverse project collaborations suggest ongoing growth and a proactive approach to innovation and thought leadership in heritage consultancy, opening doors for strategic partnerships and tailored service offerings.

GML Heritage Tech Stack

GML Heritage uses 8 technology products and services including Site Kit, RSS, oEmbed, and more. Explore GML Heritage's tech stack below.

  • Site Kit
    Analytics
  • RSS
    Content Management System
  • oEmbed
    Dev Tools
  • Oracle
    Enterprise
  • jQuery
    Javascript Libraries
  • Priority Hints
    Performance
  • Gravity Forms
    Web Platform Extensions
  • Nginx
    Web Servers

Media & News

GML Heritage's Email Address Formats

GML Heritage uses at least 1 format(s):
GML Heritage Email FormatsExamplePercentage
FirstL@gml.com.auJohnD@gml.com.au
41%
First.Last@gml.com.auJohn.Doe@gml.com.au
17%
LastF@gml.com.auDoeJ@gml.com.au
1%
FirstL@gml.com.auJohnD@gml.com.au
41%

Frequently Asked Questions

Where is GML Heritage's headquarters located?

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GML Heritage's main headquarters is located at Level 17, 323 Castlereagh Street, Haymarket, NSW 2000, AU. The company has employees across 6 continents, including OceaniaNorth AmericaAsia.

What is GML Heritage's phone number?

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You can contact GML Heritage's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is GML Heritage's official website and social media links?

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GML Heritage's official website is gml.com.au and has social profiles on LinkedIn.

What is GML Heritage's NAICS code?

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GML Heritage's NAICS code is 54162 - Environmental Consulting Services.

How many employees does GML Heritage have currently?

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As of October 2025, GML Heritage has approximately 68 employees across 6 continents, including OceaniaNorth AmericaAsia. Key team members include Ceo: S. V.Chief Financial Officer: M. H.Head Of Victoria: E. J.. Explore GML Heritage's employee directory with LeadIQ.

What industry does GML Heritage belong to?

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GML Heritage operates in the Environmental Services industry.

What technology does GML Heritage use?

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GML Heritage's tech stack includes Site KitRSSoEmbedOraclejQueryPriority HintsGravity FormsNginx.

What is GML Heritage's email format?

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GML Heritage's email format typically follows the pattern of FirstL@gml.com.au. Find more GML Heritage email formats with LeadIQ.

When was GML Heritage founded?

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GML Heritage was founded in 1989.

GML Heritage

Environmental ServicesAustralia51-200 Employees

GML Heritage is a leading Australian heritage consultancy with offices in Sydney, Melbourne and Canberra.

For over 30 years, we’ve been connecting people and place. Our award-winning team works across heritage, history, archaeology, built environment, landscape, interpretation and design—delivering lasting value and shaping dynamic futures.

We collaborate with clients across government, corporate, private and not-for-profit sectors to bring fresh thinking to all heritage matters. Our experience spans major infrastructure, urban development, education, health, cultural places, parks and gardens, defence sites and iconic destinations.

We’re values-driven and choose our projects carefully. Our work helps ensure that heritage continues to enrich the identity and experience of our cities, towns and landscapes. We believe that insight, analysis, creativity—and the courage to speak with integrity—lead to the best outcomes.

We’re committed to a future that recognises the rights and interests of First Nations communities, values inclusion and diversity, and places heritage at the heart of sustainable planning and design.

Let’s shape the future of heritage—together.

Section iconCompany Overview

Headquarters
Level 17, 323 Castlereagh Street, Haymarket, NSW 2000, AU
Phone number
Website
gml.com.au
NAICS Code
54162 - Environmental Consulting Services
Founded
1989
Employees
51-200

Section iconFunding & Financials

  • $250M$500M

    GML Heritage's revenue is estimated to be in the range of $250M$500M

Section iconFunding & Financials

  • $250M$500M

    GML Heritage's revenue is estimated to be in the range of $250M$500M

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