What Grossmann & Berger does

Grossmann & Berger is a Hamburg-headquartered, privately held real estate brokerage founded in the 1930s, operating 23 branch locations \u2014 17 across northern Germany (including 9 in Hamburg city, 4 in the Hamburg metropolitan area, 1 on Sylt, and a Berlin office) and 6 in southern Germany. The firm serves three primary use-case segments: residential property (Wohnen) covering buying, selling, and renting of houses, apartments, and new construction; commercial real estate (Gewerbe) covering office, retail, industrial, and logistics space; and capital investment (Kapitalanlage) covering multi-family houses, rental apartments, vacation properties, service living, and senior care apartments. It also operates a certified expert appraisal office (Sachverst\u00e4ndigenb\u00fdcro) producing Verkehrswertgutachten under ImmoWertV 2021 standards and a productized buyer consulting service (K\u00e4uferberatung) with tiered offerings from \u20ac499 to \u20ac949.

The firm's technology stack centers on an online property search portal (Immobiliensuche) with filters for type, location, price, and size, plus a free online property valuation tool (Immobilienbewertung) that delivers a market value estimate in approximately 3 minutes. No AI/ML, proprietary algorithms, or data flywheel mechanics are disclosed; technology functions as a marketing and lead-generation layer over a fundamentally human services business. The GTM motion is enterprise field sales through the 23 retail shops, supplemented by inside sales teams at the Hamburg headquarters (specialized in new construction and expert appraisals) and the Berlin office, plus a content-led funnel comprising market reports, neighborhood guides, a YouTube channel, and a newsletter.

Revenue is generated through three streams: brokerage commission (split 50:50 between buyer and seller per German Courtage-Teilung law, with sellers sometimes absorbing the full commission in new construction to enable buyer-fee transactions), expert appraisals (~\u20ac3,200 for a full Verkehrswertgutachten on a \u20ac500k property, \u20ac1,180 for a Kurzgutachten), and productized buyer consulting services (\u20ac499\u2013\u20ac949 per check). Through its membership in the German Property Partners (GPP) network, the firm extends its commercial and investment property reach to Germany's Top-7 markets and international partners. No parent company, subsidiaries, or institutional investors are identified in the data.

Name

Grossmann & Berger

Legal name

Grossmann & Berger

Website

https://grossmann-berger.de

Company type

Private

Founded year

1930

Operating status

Operating

Headcount range

101–250 employees

Short description

Grossmann & Berger is a Hamburg-based, privately held real estate brokerage founded in the 1930s, operating 23 branch locations across northern and southern Germany to serve residential buyers/sellers, commercial tenants/landlords, and investment property clients with brokerage, certified appraisals, and buyer consulting services.

Ownership category

akta.pro rank

Product category

Real Estate Brokerage Services

NAICS

Offices of Real Estate Agents and Brokers (53121), Offices of Real Estate Appraisers (531320), Other Activities Related to Real Estate (531390)

SIC

Real Estate Agents & Managers (For Others) (6531), Real Estate (6500)

akta.pro primary industry

Traditional Residential Brokerage (Existing Homes) (BPAJAAAA)

akta.pro secondary industries

Seller Representation & Listing Services (BPAJAAAK), Luxury & High-End Residential Brokerage (BPAJAAAC), Residential Investment Property Brokerage (SFR/Small Multifamily) (BPAJAAAE)

Keywords

• Residential property brokerage
• Commercial real estate services
• Property valuation
• Investment property sales
• Real estate consulting

Headquarters

HQ city

Hamburg

HQ country

Germany

HQ region

Europe

Offices5 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Revenue model

1. Brokerage Commission (Courtage): Commission from property transactions, split 50:50 between buyer and seller for residential properties under German law (Courtage-Teilung). Commercial transactions may have different arrangements.
2. Expert Opinions and Appraisals: Traffic value appraisals (Verkehrswertgutachten) and short-form appraisals (Kurzgutachten) for property valuation in cases such as inheritance, divorce, or legal proceedings.
3. Buyer Consulting Services: Professional buyer advisory services including property inspections, price verification, and document review.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels6 records

Core offering

Grossmann & Berger is a full-service real estate brokerage firm operating across residential, commercial, and investment property segments. The company mediates buying, selling, and renting transactions through a network of 23 branch offices across northern and southern Germany, supported by certified property valuation, expert appraisals, and independent buyer advisory services. It also operates an online property search portal and a free online valuation tool that delivers estimates in approximately three minutes.

Product overview

Grossmann & Berger is a traditional real estate brokerage operating as part of a franchise/network model (German Property Partners/GPP). The company offers an integrated service portfolio centered on three core brokerage products: residential property brokerage (Wohnimmobilien), commercial property brokerage (Gewerbeimmobilien), and investment property services (Kapitalanlage). These are supported by value-added services including free online property valuation, certified expert appraisals (Sachverständigenbüro), and buyer consultation (Käuferberatung). The company operates an online property search platform and provides research content including market reports, neighborhood guides, and a real estate knowledge base. With 17 locations in northern Germany and 6 in southern regions, the firm emphasizes its 90+ year heritage as a full-service broker for residential, commercial, and investment properties in the Hamburg, Berlin, and Sylt markets.

Differentiator

Problem solved

Functional benefit

Products and services

• Residential Property Brokerage (Wohnimmobilien-Vermittlung)
• Commercial Property Brokerage (Gewerbeimmobilien-Vermittlung) Brokerage services for commercial properties including office, retail, gastronomy, and industrial/logistics spaces, as well as commercial investment properties, supported by a specialized retail leasing team.
• Investment Property Services (Kapitalanlage) Investment property brokerage for private and institutional investors covering multi-family houses (Zinshäuser), rented apartments (Aufteilerprojekte), vacation properties, service-living residences, and nursing apartments (Pflegeappartements), plus commercial investment assets.
• Online Property Valuation (Immobilienbewertung) Free online property valuation service that provides a quick property value estimate in approximately three minutes using a structured questionnaire.
• Expert Appraisal Office (Sachverständigenbüro) Certified property appraisal services offering qualified market value assessments (Verkehrswertgutachten) and short-form appraisals (Kurzgutachten) prepared according to ImmoWertV 2021, used for inheritance, donation, divorce, and legal proceedings. Verkehrswertgutachten priced at approximately 3,200 EUR incl. VAT for a 500,000 EUR property; Kurzgutachten at 1,180 EUR incl. VAT.
• Buyer Consultation (Käuferberatung) Professional and independent buyer advisory services for prospective property buyers, including property inspection (Haus-Check), objective market price assessment and document verification (Preis- und Unterlagen-Check), and a combined Komplett-Check package.
• Property Search Portal (Immobiliensuche) Online property search platform with filters for property type, location, price range, size, and new construction options, used by buyers and tenants to identify listings across the firm's portfolio.
• Market Reports and Price Trends (Marktberichte & Preistrends) Subscription-accessible market reports and price trend analyses covering residential and commercial real estate markets in Hamburg and surrounding regions.

Named customers1 record

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

One partnership is on record.

• German Property Partners (GPP)coreStrategic or Co-development PartnerGPP is a nationwide real estate network that provides Grossmann & Berger with access to German Top-7 markets and international partners. This partnership enables the company to offer commercial and residential real estate services across Germany and internationally from a single source.

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Engel & Völkers: Hamburg-headquartered, globally active real estate brokerage specializing in premium and luxury residential and commercial properties. Direct competitor in the same Hamburg premium segment where Grossmann & Berger operates its Premiumimmobilie line.
• Von Poll Immobilien: Germany-based premium residential and commercial real estate brokerage with national shop network and international partner network. Closely comparable business model combining physical retail locations, premium positioning, and integrated valuation/buyer advisory services.
• Dahler & Company: German premium real estate brokerage with a Hamburg presence and a franchise network of shops. Comparable in shop-based distribution, premium residential focus, and integrated brokerage + advisory services for high-end properties.
• Robert C. Spies: Long-established Bremen/Northern Germany traditional real estate firm with similar full-service residential, commercial, and capital investment offerings plus appraisal services. Strong geographic and business-model overlap with Grossmann & Berger's Hamburg-anchored footprint.

Broad incumbents

• Jones Lang LaSalle (JLL): Global full-service commercial real estate firm with offices in Germany. Overlaps with Grossmann & Berger's Gewerbeimmobilien and capital investment brokerage lines but operates at vastly larger scale and across investment sales, advisory, and property management.
• CBRE Group: World's largest commercial real estate services firm with significant German presence. Competes for commercial brokerage and investment mandates but also offers investment management, valuation, and advisory at global scale.
• Colliers International: Global real estate services and investment management firm with German offices. Comparable in commercial brokerage and capital investment services but with a much broader international platform and additional property management and advisory offerings.
• Savills: International real estate advisory with German operations. Overlaps with Grossmann & Berger's commercial and residential investment brokerage, particularly in cross-border investor representation through partnerships similar to the GPP network.

Emerging players

• ImmoScout24: Germany's largest online real estate marketplace, used by both consumers and brokers to list and discover properties. Not a direct brokerage but a key platform and disruptive force pressuring traditional broker commissions on listings and lead generation.
• ImmoWelt: Major German online real estate marketplace competing with ImmoScout24 for property listings and buyer traffic. Adjacent competitor that funnels leads to partner brokers and represents the digital channel pressuring traditional brokerage economics.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/channel/UCz6BNJKzRJHOOT6b1GKJ-ig
• Instagraminstagram.com/grossmann_berger
• Facebookfacebook.com/111785515539061

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 Grossmann & Berger