Erilyan

What Erilyan does

Erilyan is an Australian specialist construction and fitout contractor headquartered in North Sydney, NSW, with a secondary office in South Yarra, Victoria. The company delivers technically complex building projects across four service lines: data centres (hyperscale and colocation facilities), healthcare (hospitals, radiation oncology units, and mental health facilities), commercial fitouts (offices, retail, hospitality), and other complex projects (heritage, entertainment, hospitality, specialist education). Erilyan's core differentiator is its ability to execute within live, secure, and operationally sensitive environments — active hospitals, occupied data centres, operating theatres — without disrupting ongoing operations. Named enterprise clients include Equinix, STACK Infrastructure, NEXTDC, GenesisCare, Ramsay Health Care, Monash Health, Nike, DuPont, Sydney Lyric Theatre, and Melbourne University.

The company's underlying "technology" is a proprietary four-step delivery methodology called The Erilyan Way: (1) Collaborative Brief & Budget, (2) Design & Risk Management, (3) Detailed Planning with True Open Book Transparency, and (4) Construction with Certainty. This is a process and governance architecture rather than a software platform. It is reinforced by OFSC federal safety accreditation, a record of zero lost-time injuries and nil insurance claims since inception, and credentialed in-house subject matter experts in mission-critical construction. Notable technical execution includes 100MWs+ of data centre capacity delivered in three years, $600M+ of healthcare projects (including 800+ wardrooms and 45 operating theatres), and the STACK MEL01B project completed with 760,000+ work hours and zero LTIs.

Erilyan's revenue model is project-based professional services delivery, monetised through Design & Construct (D&C) contracts, Early Contractor Involvement (ECI) engagements, and full project execution. Pricing is negotiated per engagement and not publicly disclosed. Go-to-market is enterprise field sales targeting large institutional clients via direct business development, repeat-client relationships (93% repeat client rate overall, 100% in data centres), early engagement during ECI phases, and competitive tendering. The firm operates a lean internal team of approximately 92 employees supported by 2,000+ workers across active construction sites, indicating a heavy reliance on subcontracted delivery. Erilyan is privately held (Erilyan Pty Limited, ACN 152 249 548), founded circa 2013, with no disclosed institutional investors, parent company, or M&A activity, and reports over $1B in work in hand.

Name

Erilyan

Legal name

Erilyan Pty Limited

Website

https://erilyan.com.au

Company type

Private

Founded year

2013

Operating status

Operating

Headcount range

51–100 employees

Short description

Erilyan is an Australian specialist construction and fitout contractor delivering technically complex projects in live data centres, healthcare, commercial, and heritage environments for enterprise clients including Equinix, STACK Infrastructure, GenesisCare, and Ramsay Health Care via its proprietary "Erilyan Way" delivery methodology.

Ownership category

akta.pro rank

Headquarters

HQ city

North Sydney

HQ country

Australia

HQ region

Oceania

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Construction Project Delivery: Erilyan generates revenue through construction project delivery including Design & Construct (D&C) contracts, Early Contractor Involvement (ECI) phases, and full project delivery. Revenue is project-based and derived from large-scale construction contracts in data centres, healthcare, and commercial sectors.
2. Mission Critical Data Centre Delivery: Specialized delivery of hyperscale and colocation data centre projects with proven capability across 100MWs+ of capacity delivered in the past three years. Works include fit-outs, infrastructure upgrades, and complex services coordination.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels6 records

Core offering

Erilyan is a specialist construction and fitout contractor delivering technically complex building projects in live, secure, and operationally sensitive environments. Core offerings include data centre construction (hyperscale and colocation fitouts), healthcare facility construction (hospitals, radiation oncology units, operating theatres), commercial fitouts (corporate offices, retail, hospitality), and other complex projects (heritage, entertainment, specialist education). Projects are delivered through "The Erilyan Way" — a four-step model combining collaborative brief, design and risk management, detailed planning with open book transparency, and construction with certainty.

Product overview

Erilyan is a construction and fitout specialist company, not a software product company. The company offers four integrated construction service lines: Data Centres (delivering hyperscale and colocation facilities with 100MW+ capacity), Healthcare (hospitals, oncology units, mental health facilities with $600M+ delivered), Commercial (offices, retail, hospitality fitouts), and Complex Projects (heritage, entertainment, hospitality). Projects are delivered through 'The Erilyan Way' - a 4-step delivery model combining collaborative brief, design and risk management, detailed planning with open book transparency, and construction with certainty, achieving a 93% repeat client rate.

Differentiator

Problem solved

Functional benefit

Products and services

• Data Centres Construction Services Construction and fitout of hyperscale data centres, colocation facilities, and secure mission critical facilities for data centre operators. Erilyan delivers over 100MWs of capacity with a 100% repeat client rate in this sector, including works for Equinix, STACK Infrastructure, and NEXTDC.
• Healthcare Construction Services Construction of hospitals, radiation oncology units, mental health facilities, and specialist health and research spaces in live clinical environments. Delivered $600M+ in healthcare projects including 800+ wardrooms and 45 operating theatres, all in live clinical environments.
• Commercial Construction Services Corporate office fitouts, retail and hospitality environments, mixed-use developments, and refurbishments for commercial clients including projects for Nike, DuPont, and Rydges.
• Complex Projects Construction Services Technical projects in heritage refurbishments, entertainment venues, hotels, hospitality, industrial assets, and specialist education spaces requiring tactical execution in complex environments.

Quantifiable outcome

• 93% repeat client rate demonstrating client satisfaction and trust
• +5 more outcomes

Named customers9 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Five partnerships are on record, tiered core and minor.

• ReLovecoreOthersErilyan is the Foundation Partner of ReLove, a charity that transforms donated furniture into fully furnished homes for people leaving domestic violence and hardship. The partnership includes financial support, employee volunteering (Sydney Convicts joined team to volunteer for ReLove), and participation in fundraising events (gala dinner raised over $400,000).
• Sydney Convicts Rugby ClubminorOthersErilyan has partnered with the Sydney Convicts Rugby Club for 12 years. The partnership reflects commitment to diversity, inclusion, and positive community impact.
• Data Centres Australia (DCA)minorOthersErilyan recently became members of Data Centres Australia (DCA), the peak body for Australia's digital infrastructure sector. Looking forward to contributing to discussions that will shape Australia's opportunity to become a leading hub for digital infrastructure.
• NAWICminorOthersErilyan is a member of the National Association of Women in Construction (NAWIC), supporting the advancement of women in the construction industry.
• ANSTOminorOthersErilyan completed the Senior Officer & Executive Training Course at ANSTO's Lucas Heights campus, following their Nuclear Literacy Short Course. The program included a tour of the OPAL nuclear reactor and deepened understanding of Australia's nuclear science capabilities.

Scale indicators7 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• Built: Australian commercial construction and fitout specialist of comparable size, delivering complex interior and base-building projects for enterprise clients. Closely comparable in scale, sector mix (commercial, healthcare, data-adjacent), and project-based delivery model.
• Shape Australia: Australian fitout and refurbishment specialist focused on commercial, retail, and healthcare interiors. Comparable in fitout-led delivery, complex-environment execution, and enterprise client base.
• FDC Construction: Mid-tier Australian builder specializing in commercial, healthcare, education, and fitout projects with strong repeat-client relationships. Highly comparable in segment mix (live-environment healthcare, complex commercial) and mid-market positioning.
• Roberts Pizzarotti: Australian builder specializing in commercial, residential, and healthcare projects with a focus on complex inner-city and live-environment delivery. Comparable in technical complexity and live-site execution.
• Kapitol Group: Melbourne-headquartered Australian commercial construction and fitout specialist serving healthcare, education, and commercial sectors. Comparable in sector mix and complexity-driven positioning, with growing data centre exposure.

Broad incumbents

• Lendlease: Global tier-one contractor with significant Australian healthcare, commercial, and data centre exposure. Competes in Erilyan's sectors from a much larger diversified platform rather than as a specialist fitout builder.
• Hansen Yuncken: Established Australian contractor with strong healthcare, education, and commercial portfolios. Overlaps with Erilyan in healthcare and complex live-environment delivery but operates nationally at greater scale.
• Icon Construction: Established Australian commercial and healthcare construction firm. Overlaps in hospital and commercial delivery but covers a broader geographic and sector footprint than Erilyan.
• ADCO Constructions: Larger established Australian commercial contractor with a diversified portfolio across commercial, healthcare, education, and retail. Overlaps with Erilyan in healthcare and commercial fitout but operates at significantly greater scale and geographic breadth.
• John Holland: Major Australian infrastructure and building contractor. Broad incumbent with healthcare and data centre capability, but competes via scale rather than Erilyan's specialist live-environment positioning.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/erilyan-pty-ltd
• Instagraminstagram.com/erilyan_construction

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles14 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Erilyan