Anhöck & Kellner Massivhaus

What Anhöck & Kellner Massivhaus does

Anhöck & Kellner Massivhaus GmbH is a privately held German residential real estate developer and general contractor founded in 1996 and headquartered in Erfurt, Thuringia. The company develops, builds, and markets single-family homes, semi-detached houses, row houses, multi-family buildings, and condominiums in Massivbauweise (solid brick/block construction), supported by its complementary real estate brokerage division (ak-immobilienmakler.de) which handles existing-property sales and rentals. Its product portfolio includes individually planned single-family projects, multi-unit condominium complexes such as the 36-unit Puschkinstraße (handover March 2026) and the Geibelstraße Wohnanlage in Erfurt's Dichterviertel, and developed building plots, with technical features including air-source heat pumps, underfloor heating, triple-glazed windows, electric shutters, and in select projects integrated SmartHome technology.

The company operates a B2C, sales-led go-to-market targeting individual home buyers, families, and property investors across the Thuringia and Saxony regions, with show homes, model apartments, and personal consultations at offices in Erfurt (headquarters and city office) and Leipzig, complemented by a digital presence on Facebook and Instagram and annual participation in the LEG Forum Bauen trade fair. Revenue is generated primarily through one-time property sales (new builds, condominiums, building plots) with supplementary transaction fees from the brokerage division; pricing is quote-based and not publicly disclosed, while customer financing is supported through KfW Bank promotional programs and independent mortgage brokers. The company is managed by Geschäftsführer (Managing Directors) Thomas Köhn and Steffen Voigt and has completed over 1,500 residential units since inception, with no external institutional investors or funding rounds disclosed.

Name

Anhöck & Kellner Massivhaus

Legal name

Anhöck & Kellner GmbH

Website

https://ak-massivhaus.de

Company type

Private

Founded year

1996

Operating status

Operating

Short description

Anhöck & Kellner Massivhaus is a privately held German residential developer founded in 1996 in Erfurt, building single-family homes, condominiums, and building plots in solid construction across Thuringia and Saxony for individual buyers and investors.

Ownership category

akta.pro rank

Product category

Residential Real Estate Development & Construction

NAICS

New Housing For-Sale Builders (236117), New Multifamily Housing Construction (except For-Sale Builders) (236116), Residential Building Construction (23611)

SIC

General Bldg Contractors - Residential Bldgs (1520), Operative Builders (1531), Land Subdividers & Developers (No Cemeteries) (6552)

akta.pro primary industry

Single-Family Home Construction (Detached Homes) (IMAFABAA)

akta.pro secondary industries

Custom Home Building (IMAFABAC), Multi-Family Residential Construction (Apartments, Condos, Townhomes) (IMAFABAB), Residential Land Development & Subdivision Homebuilding (Build-to-Sell Communities) (IMAFABAL)

Keywords

• Residential real estate development
• Single-family home construction
• Condominium sales
• Solid construction (Massivbauweise)
• Real estate brokerage

Headquarters

HQ city

Erfurt

HQ country

Germany

HQ region

Europe

Offices3 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

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

Revenue model

1. New Build Residential Property Sales: Development and sale of new single-family homes, semi-detached houses, townhouses, and multi-family buildings directly to end buyers. Revenue generated through property sales at market prices.
2. Condominium Sales (Eigentumswohnungen): Development and sale of newly constructed condominiums in multi-building residential complexes
3. Building Plot Sales: Sale of developed building plots to individual buyers for self-built homes
4. Real Estate Brokerage: Brokerage services for existing properties through affiliated company (ak-immobilienmakler.de)

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels7 records

Core offering

Anhöck & Kellner Massivhaus GmbH develops and builds residential properties in solid construction (Massivbauweise) in the Thuringia and Saxony regions of Germany. The company sells new-build single-family homes, semi-detached houses, row houses, condominiums, and developed building plots to individual buyers, families, and property investors. It operates as a full-service general contractor, covering architectural planning, construction management, and turnkey handover, with fixed-price and construction-time guarantees.

Product overview

Anhöck & Kellner Massivhaus GmbH operates as a regional real estate developer and general contractor specializing in residential construction in massivbauweise (solid construction). The company offers a portfolio of interconnected products: new condominiums (Eigentumswohnungen) through projects like the Geibelstraße and Puschkinstraße Wohnanlagen; single-family homes (Einfamilienhäuser), semi-detached houses (Doppelhäuser), and row houses (Reihenhäuser) offered as individually planned projects; and building plots (Baugrundstücke) for customer-selected construction. Core services include full architectural planning, construction management, and turnkey handover supported by their 10-Schritte-Prinzip service framework with fixed-price and construction-time guarantees. The company also operates a complementary real estate brokerage (Immobilienmakler) division for existing property sales and rentals. The portfolio spans the Thuringia and Saxony regions with particular focus on Erfurt and Leipzig markets.

Differentiator

Problem solved

Functional benefit

Products and services

• Eigentumswohnungen (Condominiums / Apartments) Newly constructed condominiums and apartments offered for sale in Erfurt and Leipzig. The company develops multi-family residential projects including apartment complexes with various unit sizes from studios to penthouses, targeted at individual buyers and investors.
• Einfamilienhäuser (Single-Family Homes) Individually planned single-family homes built to customer specifications in Massivbauweise (solid construction). The company offers free planning services with fixed-price and construction-time guarantees, targeted at individual buyers and families in Erfurt, Leipzig, and Delitzsch.
• Doppelhäuser (Semi-Detached Houses) Semi-detached double houses built in high-quality solid construction, offering shared-wall living with individual design options for each half, targeted at individual buyers and families.
• Reihenhäuser (Row Houses) Terraced row houses offered as end-units or middle-units in residential developments, built with solid construction methods, targeted at individual buyers and families.
• Baugrundstücke (Building Plots) Development and sale of building plots in the Erfurt and Leipzig regions, with the company offering support in site selection and handling project development, targeted at individuals who want to build their own home.
• Immobilienmakler (Real Estate Brokerage) Brokerage services for existing properties including sales and rental of residential units, with a database matching buyer search criteria with available properties, targeted at property owners and seekers in the regional market.
• Wohnanlage Geibelstraße (Geibelstraße Residential Complex) Specific residential project consisting of 6 one-room apartments, 12 family apartments, and a penthouse residence with integrated smart home technology, located in Erfurt's Dichterviertel.
• Wohnanlage Puschkinstraße (Puschkinstraße Residential Complex) Specific 36-unit condominium project consisting of three residential buildings in central Erfurt, with handover starting March 2026.

Quantifiable outcome

• Over 1,500 residential units successfully delivered since 1996

Named customers2 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Three partnerships are on record, tiered minor and core.

• Baumschule Kühr (Tree Nursery)minorOthers · 1 January 2026Local tree nursery in Erfurt-Tiefthal providing trees and planting materials for community projects. Partnered with Anhöck & Kellner for school forest (Schulwald) project at Christian-Reichart-School.
• Regional Craftsmen and Handwerk BusinessescoreStrategic or Co-development PartnerEstablished network of selected craftsmen from Erfurt and Leipzig regions who have worked with the company for many years. These partners handle construction work including masonry, electrical, plumbing, and finishing trades. The network ensures consistent quality and reliable execution across projects.
• Quarterback Immobilien AGminorOthersHosting partner providing office space for Anhöck & Kellner's Leipzig office location in QB Immobilien AG's office building.

Scale indicators3 records

Recent moves7 records

Expansion highlights6 records

Broad incumbents

• Instone Real Estate: Listed German residential developer developing multi-family buildings and condominiums across major German cities. Larger, broader geographic footprint than Anh\u00f6ck & Kellner but overlapping in residential for-sale product.
• Bonava: Northern European residential developer with significant German operations building multi-family and single-family housing for private customers; larger and more geographically diversified than the subject.
• Deutsche Wohnen: Major German residential property company focused on urban multi-family housing and portfolio management; broader and more institutionalized, but operates in overlapping geographies (Berlin/Thuringia) and product types.

Regional players

• Bauwert AG: Berlin-based residential developer active across German metropolitan regions, building multi-family housing and condominiums. Comparable for-sale residential developer model though primarily active in Western German markets.

Direct peers

• Viebrockhaus: Established German family-owned homebuilder focused on individually planned single-family and multi-family homes with fixed-price guarantees. Closely mirrors Anh\u00f6ck & Kellner's service-led, regionally anchored model.
• Helma Eigenheimbau AG: German developer and builder of single-family homes, multi-family buildings, and condominiums with fixed-price guarantees. Direct competitor in the same product categories and customer segment.
• Town & Country Haus: One of Germany's largest mass-market homebuilders, offering individually planned single-family, semi-detached and row houses for sale. Highly comparable product, customer (private buyers), and B2C sales-led model to Anh\u00f6ck & Kellner.
• Deutsche Fertighaus: Network representing German prefabricated homebuilders offering single-family and multi-family homes. Comparable customer base and product category, though primarily prefabricated rather than solid construction.
• Heimbau AG: German homebuilder specializing in individually planned single-family, semi-detached, and row houses for private buyers. Comparable product offering, customer base, and regional German sales-led approach.
• Streif Haus: German homebuilder of individually planned single-family homes with fixed-price and construction-time guarantees, primarily in solid construction. Comparable B2C service model despite energy-efficiency focus.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/profile.php?id=100075521544117
• Instagraminstagram.com/wohntraum_erfurt

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 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 Anhöck & Kellner Massivhaus