WinEstro

What WinEstro does

WinEstro OÜ is an Estonian privately held construction company founded in 2012, headquartered in Kuressaare on the island of Saaremaa. The company specializes in the professional restoration of historical buildings and culturally protected monuments, serving property owners of heritage structures and the Estonian National Heritage Board (Muinsuskaitseamet). It operates primarily across the Saaremaa and Muhumaa islands, with at least one documented engagement on the Estonian mainland (Scottish House, Keila).

The company's core technical capability lies in traditional construction methods using archaic and historically authentic building materials (lime plaster, Swedish-era finishing layers, log-house plastering techniques), executed to standards compliant with national heritage protection requirements. Its differentiated offerings center on a small set of named projects: complete restoration of the 17th-century Amante House (Tolli 4) in Kuressaare old town, renovation of the historical Kuressaare Sadamaait granary (Veski 9), Tõlluste Manor, the Allika (Ruutli) Windmill, and log-house plastering services. The work has received multiple consecutive annual awards and book features from the Muinsuskaitseamet, with research and architectural partners including Virk OÜ and Mihkel Koppel.

WinEstro generates revenue through project-based, one-time construction and restoration engagements priced on a quote basis against project scope, building condition, and materials. Customer acquisition is sales-led and leverages direct engagement, regulatory referrals from the heritage board, and reputational pull from completed award-recognized projects. The company has no disclosed revenue, headcount, funding, or subscription pricing, consistent with a small, regionally focused specialty contractor.

Name

WinEstro

Legal name

WinEstro OÜ

Website

https://winestro.eu

Company type

Private

Founded year

2012

Operating status

Operating

Short description

WinEstro OÜ is an Estonian privately held construction firm, founded in 2012 and headquartered in Kuressaare, Saaremaa. It restores historical buildings and cultural monuments using archaic materials and traditional techniques, primarily serving heritage property owners on Saaremaa and Muhumaa.

Ownership category

akta.pro rank

Headquarters

HQ city

Kuressaare

HQ country

Estonia

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Supply Chain, Operations, Marketing or Sales

Revenue model

1. Construction and Restoration Services: Project-based construction and restoration services where the company is engaged for specific building projects, typically one-time engagements for historical building restoration, renovation, and new construction work.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

WinEstro OÜ is a construction company based on Saaremaa island, Estonia, that specializes in the professional restoration of historical buildings and culturally valuable monuments. The company delivers project-based construction and heritage restoration services using traditional construction techniques and archaic building materials that comply with Estonian national heritage protection requirements.

Product overview

WinEstro OÜ is a construction company operating on Saaremaa and Muhu islands in Estonia, specializing in historical building restoration and cultural monument preservation. The company offers a single unified service line focused on professional restoration of historical structures using traditional construction methods and archaic materials. Their portfolio includes notable projects such as the Amante House restoration (Tolli 4, Kuressaare), the Kuressaare Sadamaait renovation (Veski 9), Tõlluste Manor restoration, Allika Windmill restoration, log house plastering works, and Scottish House restoration in Keila. Their work has been recognized with national-level Heritage Protection Annual Awards.

Differentiator

Problem solved

Functional benefit

Products and services

• Historical Building Restoration Services Professional restoration of historical buildings and culturally valuable monuments, specializing in traditional construction techniques and archaic materials. Targeted at property owners, heritage organizations, and public entities on Saaremaa and Muhumaa islands in Estonia requiring heritage-compliant restoration work.
• Log House Plastering Works Specialized plastering work for log houses using traditional materials and techniques. Targeted at owners of traditional log buildings requiring authentic restoration plastering.

Named customers5 records

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Three partnerships are on record, tiered core.

• Virk OÜcoreStrategic or Co-development PartnerResearch firm collaboration on the Amante House (Tolli 4) restoration project in Kuressaare. Virk OÜ conducted research as part of the comprehensive restoration work.
• Mihkel KoppelcoreStrategic or Co-development PartnerArchitect collaboration on the Amante House (Tolli 4) restoration project. Mihkel Koppel served as the architect for this heritage restoration in Kuressaare old town.
• Muinsuskaitseamet (National Heritage Board of Estonia)coreStrategic or Co-development PartnerGovernment heritage protection agency providing regulatory oversight and project recognition. The company's restoration work has received Muinsuskaitseameti annual awards and been featured in the agency's annual publications.

Scale indicators1 record

Recent moves5 records

Expansion highlights4 records

Direct peers

• Astlanda Ehitus: Estonian construction firm executing building and renovation projects domestically, including work on older and protected buildings. Closely comparable to WinEstro in size, geography and service mix, making it the most direct head-to-head peer for similar restoration engagements.

Broad incumbents

• NCC: Swedish listed construction group operating across the Nordics in building and infrastructure. Comparable because it touches the same Baltic/Nordic heritage restoration market from a much larger scale, and competes for the same skilled craft labor pool as WinEstro.
• Veidekke: Norwegian-listed construction group with Nordic and selective Baltic exposure. Comparable as a Nordic peer that benefits from the same EEA/Norwegian grant-funded heritage preservation flows visible in WinEstro's portfolio (e.g., the Veski 9 / Sadamaait project), though at much larger scale.
• YIT: Finnish-listed construction company active across the Nordics and Baltics. Relevant peer because it operates in the same regional contractor market and the same Baltic cultural-heritage regulatory environment, even though restoration is a small slice of its portfolio.
• Nordecon: Estonian listed construction group active in buildings and infrastructure across Estonia. Comparable as a domestic Estonian contractor that competes for the same limited pool of skilled trades and public-sector tenders, even though most of its revenue is outside heritage restoration.
• Merko Ehitus: Listed Estonian construction major covering buildings, infrastructure and residential development. Comparable because it operates the same Estonian contractor pool for heritage and new-build projects and is increasingly called on for restoration-enabled redevelopments, though it is far broader than WinEstro's craft-specialist niche.
• Skanska: Major Swedish-headquartered construction and development group with extensive Nordic operations including restoration of historic structures. Comparable as a peer operating in the same Nordic heritage-restoration competitive set, although Skanska's heritage work is a small fraction of a much larger general contracting business.

Regional players

• Trev-2 Grupi: Estonian construction and infrastructure contractor headquartered in Tallinn. Comparable in being a domestic Estonian contractor that occasionally performs restoration-adjacent works, though more tilted toward civil infrastructure than heritage craft.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks5 records

Key highlights5 records

Customer concentration

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 WinEstro