About Plenary
Plenary is a Real Estate & Construction company based in Melbourne (Australia) founded in 2004 by John ORourke. Developer of infrastructure projects. Plenary has completed 1 acquisition, including ISC. Its chief executive, as recorded, is David Lamming. Its website plenary.com draws about 50 thousand monthly visits. Plenary offers products and services including Infrastructure Investment Services, Project Development Services, and Infrastructure Management Services. Its focus areas include Real Estate and Construction, Real Estate & Infrastructure Developers and Infrastructure.
Company details
Plenary developer of infrastructure projects through real estate and construction, real estate infrastructure developers, and infrastructure. Prioritizing client-centric approaches, it ensures high-quality outcomes, innovation, and sustainable practices in its field. It continues to evolve, meeting industry challenges with strategic approaches.
- Headquarters Melbourne, Australia
- Founders John ORourke
- SectorsReal Estate & Construction
- Phoneβ’β’β’β’ β’β’β’β’
- Website plenary.com
- Social LinkedIn X Instagram
- Latest Funding Round$353.38M (USD), Debt – Conventional
Feb 2025
- Investors
- Investments & Acquisitions
Products & Services of Plenary
Plenary offers a comprehensive portfolio of products and services, including Infrastructure Investment Services, Project Development Services, and Infrastructure Management Services.
Provides investment in public infrastructure for global projects
Offers development and management of infrastructure initiatives
Delivers ongoing management of public infrastructure assets
Funding Insights of Plenary
- Total Rounds 2
- Last Round Debt – Conventional β $353.38M
- Investors Count 1
All 2 funding rounds of Plenary with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Feb 2025 | $353.38M | Debt – Conventional | β | β | β |
| Aug 2016 | Seed | β | Caisse de depot et placement du Quebec | β |
1 investors in total: 1 institutional.
Investors in Plenary
Plenary has secured backing from 1 investor, including venture fund investors. Prominent investors backing the company include Caisse de depot et placement du Quebec.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Investment strategies are provided across diverse asset classes and markets. | 1965 | cdpq.com | Quebec City, Canada |
Investor details for Plenary
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
- Round participation
- Investor portfolios
- Co-investor network
Verified entity values are shown only after access is granted.
People of Plenary
3 people are tracked at Plenary (3 in leadership).
| Name | Role | Group |
|---|---|---|
John ORourke | Founder | Leadership |
David Lamming | CEO | Leadership |
Brian Budden | CEO | Leadership |
Complete people profiles for Plenary
Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.
- Full employee list
- Team structure
- Board tenure
- Professional contacts
Verified entity values are shown only after access is granted.
Investments & Acquisitions by Plenary
Plenary has strategically engaged in corporate development activities, having acquired 1 company. Notable acquisitions include ISC.
| Company Name | Description | Domain | Location | Founded | Acquired | Amount |
|---|---|---|---|---|---|---|
ISC is engaged in providing registry and information services. | isc.ca | Battleford, Canada | 2000 | May 2026 | $872.31M |
Complete acquisition details for Plenary
Acquired stakes, deal sources and the complete acquisition history require an active premium plan.
- Acquired stakes
- Deal sources
- Complete history
- Exports
Verified entity values are shown only after access is granted.
Timeline of Plenary
4 dated milestones of Plenary across 22 years, from founding to its latest funding, stage changes and deals.
- Founded Plenary is founded.
- Funding First funding round.
- Funding Latest funding round, Debt β Conventional, of $353.4M.
- Acquisition Acquires ISC.
Web traffic of Plenary
The website of Plenary (plenary.com) receives about 49.9K visits a month.
- Monthly visits49.9K
▲ 58.2% vs previous month
Websites whose visitors overlap most with Plenary. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
mcec.com.au | mcec.com.au | 100% | #657,976 | β |
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Related news about Plenary
Complete news archive for Plenary
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- Full article archive
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Frequently Asked Questions about Plenary
Plenary was founded in 2004 and raised its 1st funding round 12 years after it was founded.
Plenary is headquartered in Melbourne, Australia. It is registered at Melbourne, Victoria, Australia.
David Lamming is the CEO of Plenary, as recorded in our data.
Plenary developer of infrastructure projects through real estate and construction, real estate infrastructure developers, and infrastructure. Prioritizing client-centric approaches, it ensures high-quality outcomes, innovation, and sustainable practices in its field. It continues to evolve, meeting industry challenges with strategic approaches.
Plenary offers Infrastructure Investment Services, Project Development Services, and Infrastructure Management Services.
Plenary has made 1 acquisition, including ISC.
Plenary has 1 investor. Key investors include Caisse de depot et placement du Quebec.

