E1 (UK / Ireland)

What E1 (UK / Ireland) does

E1 (operating as EstimateOne Pty Ltd, branded E1 Construction Network) is a cloud-based tender and enquiries management software platform serving the UK and Ireland commercial construction market. The platform connects two user sides: main contractors, who use E1 to manage tender send-outs, control document distribution, source subcontractors, and de-risk tendering workflows; and subcontractors, who use the Tender Noticeboard to discover local commercial projects, submit quotes, and join a curated directory of UK and Ireland builders. The core technology is a web-based SaaS platform featuring a "Living Database" (a continuously synced, network-referenced Address Book enriched with subcontractor qualifications and project history), a Tender Workflow System providing traceability over document distribution, and an integrated supply chain network that supports RFQ pipeline management. The company has handled over 70,000 tendered projects and 7.6 million architectural documents to date, with reported software uptime exceeding 99.9%.

The product suite is organized around modules including Tender Bid Management, Risk Management, Tender Search, Contractor Networking, and Sourcing Subcontractors, with the Quote Coverage Dashboard positioned as an upcoming analytics extension for main contractors. E1 maintains technology partnerships with Procore (integration with construction project management) and C-Link (pre and post-award procurement connectivity), and serves named UK customers including MTM Construction, Britcon, STL, Rhatigan, Collon, Milestone Construction, King and Moffat, and LST.

The business model combines a SaaS subscription platform with a dual go-to-market motion: enterprise field sales ("Request a demo") targeting main contractors, and self-serve freemium onboarding ("Sign-up for free") targeting subcontractors. The pricing structure is not publicly disclosed beyond the freemium subcontractor tier, with main contractor pricing handled via quote-based sales. The legal entity is an Australian proprietary limited company (EstimateOne Pty Ltd) that also operates in Australia, New Zealand, and the Philippines, with the UK/Ireland arm functioning as a regional market entity under the parent.

Name

E1 (UK / Ireland)

Legal name

EstimateOne Pty Ltd

Website

https://estimateone.co.uk

Company type

Private

Operating status

Operating

Headcount range

1–10 employees

Short description

E1 Construction Network (EstimateOne Pty Ltd) is a cloud-based tender and enquiries management SaaS platform connecting UK and Ireland main contractors with subcontractors for commercial construction projects, combining workflow tools with a continuously synced subcontractor address book.

Ownership category

akta.pro rank

Product category

Construction Tender Management Software

NAICS

Business Support Services (5614)

SIC

Services-Prepackaged Software (7372)

akta.pro primary industry

Contract Administration Support (PO/Contract Compliance) (BPAAAJAE)

akta.pro secondary industry

Vendor & Contract Management (Software/Cloud) (BPAEAOAD)

Keywords

• Tender management software
• Construction procurement platform
• Subcontractor sourcing
• Enquiries management software
• Construction tender network

Headquarters

HQ city

London

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

Technology or R&D, Personnel, Marketing or Sales, Operations

Revenue model

1. SaaS Subscription Platform: The company operates a cloud-based software-as-a-service model where main contractors likely pay for platform access to manage tenders, while subcontractors can create free accounts with premium features for paid subscribers

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

E1 provides cloud-based enquiries and tender management software that connects main contractors with subcontractors for commercial construction projects. Main contractors use the platform to send out tenders, distribute documents, track submissions, and source qualified subcontractors, while subcontractors use a tender noticeboard to find projects, submit quotes, and connect with builders in their area. The platform includes a living, self-updating address book that continuously syncs subcontractor data across the network.

Product overview

E1 Construction Network is a unified enquiries management software platform designed for the construction industry. The core product provides tender management capabilities for main contractors, while a network of connected solutions includes Tender Bid Management, Risk Management, Tender Search, Contractor Networking, and Sourcing Subcontractors. C-Link extends the platform for pre and post-award procurement. The Living Database feature provides a connected Address Book that maintains synchronized subcontractor data across the network.

Differentiator

Problem solved

Functional benefit

Brands

• C-Link: Pre and post-award procurement platform that connects with E1's procurement ecosystem.

Products and services

• E1 Construction Network

Quantifiable outcome

• 75% time-saving in tendering processes reported by MTM Construction
• +2 more outcomes

Named customers9 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature3 records

Partnerships

Two partnerships are on record, tiered core.

• ProcorecoreTechnology or IntegrationE1 offers integration with Procore, a leading construction management platform. This integration allows for seamless data flow between E1's tender management system and Procore's construction project management tools.
• C-LinkcoreTechnology or IntegrationC-Link provides pre and post-award procurement connectivity with E1. The partnership connects E1's tender management capabilities with C-Link's procurement solutions, enabling integrated pre and post-award procurement workflows.

Scale indicators5 records

Recent moves5 records

Expansion highlights5 records

Broad incumbents

• Viewpoint (Trimble): Viewpoint, a Trimble construction technology, offers enterprise construction ERP and project management software with tendering modules, comparable to E1's broader procurement workflow targeting main contractors.
• Procore Technologies: Procore is the dominant cloud-based construction management platform and offers native tendering and bid management functionality. E1 integrates with Procore but Procore itself competes in the same procurement workflow E1 serves.
• Autodesk Construction Cloud: Autodesk Construction Cloud (including BIM 360 and Autodesk Build) provides project management and document handling for construction, overlapping with E1's tender and document distribution capabilities as part of a much broader suite.

Direct peers

• ConstructConnect: ConstructConnect is a leading North American construction bidding and tendering network connecting general contractors with subcontractors, directly overlapping E1's core tender noticeboard and bid management value proposition for commercial construction.
• PlanRadar: PlanRadar offers SaaS for construction project management including tendering, snagging, and document workflows targeted at main contractors and subcontractors across Europe, comparable to E1's vertical SaaS approach.
• LetsBuild: LetsBuild (now part of Procore) provided construction project management and tendering tools in Europe, directly overlapping E1's tender bid management and subcontractor coordination use cases for main contractors.
• Buildertrend: Buildertrend is a SaaS platform for construction project management, bidding, and subcontractor coordination serving residential and commercial builders, with comparable bid management functionality to E1.
• BuildingConnected (Autodesk): BuildingConnected, now part of Autodesk Construction Cloud, is a construction bidding network for subcontractors and general contractors, directly comparable to E1's tender noticeboard and subcontractor sourcing functionality.
• BidX (formerly iSqFt): BidX is a commercial construction bid management and tendering platform connecting general contractors with subcontractors, directly competing with E1's tender search and bid management modules.

Emerging players

• CMiC: CMiC offers construction ERP and project management software with bid management capabilities for general contractors, comparable to E1's enterprise SaaS targeting main contractors with project and tender workflows.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat6 records

Key risks5 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/estimateoneau
• LinkedInlinkedin.com/company/estimateone-uk

Revenue estimate

Valuation estimate

Number of profiles

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 E1 (UK / Ireland)