What Rumion OÜ does

Rumion OÜ is an Estonian private real estate development company headquartered at Maakri tn 30, Tallinn, formed in September 2025 by combining the residential property portfolios of two established Estonian developers, Capital Mill and Elon. The company develops, markets and sells A-energy class residential buildings across Tallinn, with a current portfolio of six projects totaling 142 apartments: completed buildings Grünbergi Maja (12 units, Jakobi 17), Luisenthal Butiik (20 units, Luise tn 13/2), Telliskivi 8 (6 units) and Laaneserva (36 terraced units in Viimsi), plus two pipeline projects, Pargi Kodu (60 units, Narva mnt 174, completing 2026) and V15 (8 units, Võistluse street, completing 2028). Each project is sold through a dedicated microsite and a small in-house sales team, with apartments priced from €119,900 (studios) to €274,900 (four-room units), and additional revenue from underground parking (€10,000), outdoor parking (€7,000) and storage (€3,000), all prices inclusive of 24% VAT.

The technical product standard is consistent across the portfolio: A-energy class buildings incorporating rooftop solar panels, district heating with room-by-room adjustable water floor heating, forced ventilation with heat recovery, and remote-read water and electricity meters. Rumion monetizes exclusively through one-time apartment sales to individual end-buyers, financed in partnership with Citadele Bank, Coop Pank and Luminor. The go-to-market is sales-led, with named sales specialists handling the full inquiry-to-closing process, supported by dedicated project websites, a corporate site, LinkedIn/Instagram/Facebook presence and earned media coverage in Delfi Moodne Kodu. Leadership includes CEO Raul Andresson, Management Board member Aleksei Nikolajenko, Finance and Development Manager Andrus Väärtnõu, Development Manager Raiko Reinson, Construction Manager Taavi Kiisk and Marketing and Communications Manager Nele Laev, with construction delivered through partner Mitt & Perlebach. Rumion's stated strategic ambition is to deliver more than 1,500 new residential units in Tallinn by 2035.

Name

Rumion OÜ

Legal name

Rumion OÜ

Website

https://rumion.ee

Company type

Private

Founded year

2025

Operating status

Operating

Short description

Rumion OÜ is a Tallinn-based Estonian residential real estate developer, formed in September 2025 from Capital Mill and Elon's portfolios, selling A-energy class apartments across six projects (142 units) to individual end-buyers, with a 2035 target of 1,500+ units.

Ownership category

akta.pro rank

Product category

Residential Real Estate Development

NAICS

New Housing For-Sale Builders (236117), Residential Building Construction (2361)

SIC

Land Subdividers & Developers (No Cemeteries) (6552)

akta.pro primary industry

Multi-Family Residential Construction (Apartments, Condos, Townhomes) (IMAFABAB)

akta.pro secondary industry

Residential Land Development & Subdivision Homebuilding (Build-to-Sell Communities) (IMAFABAL)

Keywords

• Residential real estate development
• Apartment construction
• Energy-efficient housing
• Property development Tallinn
• New build apartments

Headquarters

HQ city

Tallinn

HQ country

Estonia

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

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

Revenue model

1. Residential Property Sales: One-time sale of completed or under-construction apartments to end buyers. Revenue generated from apartment sales at project developments including Grünbergi Maja, Luisenthal Butiik, Laaneserva, Telliskivi 8, V15, and Pargi Kodu. Additional revenue from parking spots and storage units.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

Rumion OÜ develops and sells A-energy class residential apartments in Tallinn, Estonia, across multiple named housing projects (Grünbergi Maja, Luisenthal Butiik, Laaneserva, Telliskivi 8, V15, and Pargi Kodu). The company manages the full development lifecycle from design and construction through direct sales to individual and family buyers, with a target of delivering over 1,500 new residential units in Tallinn by 2035.

Product overview

Rumion OÜ is a residential real estate development company that creates homes for various lifestyles in Tallinn, Estonia. The company operates as a unified portfolio of residential developments created by combining the residential real estate portfolios of Capital Mill and Elon. Their product offering consists of multiple named residential development projects: Grünbergi Maja (12 apartments), Luisenthal Butiik (20 apartments), Laaneserva (36 apartments), Telliskivi 8 (6 apartments), V15 (8 apartments), and Pargi Kodu (60 apartments). These developments range from completed buildings to those completing in 2026-2028, offering apartments from 1-4 rooms with various amenities including A-energy class ratings, balconies, terraces, underground parking, and proximity to nature and urban conveniences. The company aims to create over 1,500 new residential units in Tallinn by 2035.

Differentiator

Problem solved

Functional benefit

Products and services

• Grünbergi Maja A 5-floor completed residential building with 12 apartments located at Jakobi 17 in central Tallinn, offering urban living in the city center.
• Luisenthal Butiik A 4-floor residential building with 20 apartments located at Luise tn 13/2 in Tallinn city center, offering a homely urban idyll.
• Laaneserva A 2-floor residential development with 36 apartments located in Viimsi, offering forest proximity and tranquil terraced houses near the capital.
• Telliskivi 8 A 3-floor residential building with 6 apartments at Telliskivi 8/1, 8/2 in Tallinn, combining Kalamaja buzz with Pelgulinna proximity.
• V15 An elegantly designed 8-apartment residential building on Võistluse street in Tallinn city center, featuring 2-4 room apartments ranging from 41.9-179 m² with timeless architecture.
• Pargi Kodu A 60-apartment A-energy-class residential building on Narva mnt 174 at the border of Pirita-Kose and Lasnamäe, offering 1-4 room apartments with spacious balconies or terraces in a nature-immersed environment.

Named customers1 record

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Three partnerships are on record, tiered core.

• Capital MillcoreOthers · 1 September 2025One of two founding companies that combined their residential real estate portfolios to create Rumion in September 2025. Capital Mill contributed its residential portfolio to the new entity.
• EloncoreOthers · 1 September 2025One of two founding companies that combined their residential real estate portfolios to create Rumion in September 2025. Elon contributed its residential portfolio to the new entity.
• Mitt & PerlebachcoreImplementation/ SI/ Consulting PartnerConstruction company contracted to build Pargi Kodu development. Mitt & Perlebach is described as a well-known and experienced construction firm.

Scale indicators4 records

Recent moves7 records

Expansion highlights4 records

Broad incumbents

• Merko Ehitus: Large publicly listed Estonian construction and real estate development group. Its Merko Homes division develops apartment buildings in Tallinn and Tartu, making it a broad incumbent competitor with greater scale, broader geographic reach, and stronger contractor integration than Rumion.
• YIT Eesti: Estonian arm of Nordic construction group YIT, developing residential neighborhoods (e.g., Lilleküla, Ülemiste City area). A broader incumbent with international parent backing, larger master-planned community scale, and stronger capital base than Rumion's boutique building approach.
• Nordecon: Large publicly listed Estonian construction group with residential development arm. Operates at significantly larger scale and broader project types than Rumion but competes for the same Tallinn land, contractor, and buyer pool.
• Bonava: Nordic multi-family homebuilder listed in Stockholm with Baltic operations (Estonia/Latvia/Lithuania). Comparable in build-to-sell apartment focus, energy-efficient construction standards, and use of dedicated project websites - but at significantly larger scale and broader geography than Rumion.

Direct peers

• Liven Kodu: Estonian residential developer building apartments and terraced houses in Tallinn and surrounding areas. Closely mirrors Rumion's product mix (apartments plus townhomes/terraced houses à la Laaneserva), pricing tier, and target buyer profile.
• Endover: Estonian residential real estate developer known for boutique mid-rise apartment projects in Tallinn (e.g., Pikaliiva, Tammsaare Park). Closely matches Rumion's project size (typically 30-100 units), urban infill focus, and direct-sales GTM.
• Hepsor: Estonian/Baltic residential and commercial real estate developer listed on Nasdaq Tallinn. Hepsor develops new-build apartment projects across Tallinn and Riga targeting owner-occupiers, directly competing with Rumion in the same city-center and suburban submarkets with a similar build-to-sell model.
• Pro Kapital Grupp: Estonian-listed residential developer focused on premium apartment projects in Tallinn (e.g., Kindrali Houses, Kalaranna). Comparable in target buyer (quality-focused owner-occupiers), premium pricing strategy, and city-center focus, though with a longer standalone operating history.
• Kaamos Ehitus: Estonian developer of residential and mixed-use projects primarily in Tallinn. Similar mid-sized boutique project profile, focus on energy-efficient new construction, and target market of individual and family home buyers in desirable Tallinn submarkets.

Regional players

• Mapri Ehitus: Estonian construction and development group active primarily outside Tallinn (Tartu, Pärnu, etc.). Compares as a regional player in the same Estonian new-build residential market but does not directly overlap in Rumion's core Tallinn submarkets.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/profile.php?id=61582344614395
• LinkedInlinkedin.com/company/rumion
• Instagraminstagram.com/rumion_ee

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 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 Rumion OÜ