Energieausweis48

What Energieausweis48 does

Energieausweis48 GmbH is a privately held German online service, founded in 2014 and headquartered in Cologne, that specializes in the issuance and processing of energy performance certificates (Energieausweis) required for property transactions, rentals, and financing in Germany. The company operates a web-based portal (portal.energieausweis48.de) for registered, recurring customers and a separate guest-order storefront (ea48.energieausweis48.de) for one-time buyers, enabling self-serve ordering of certificates across at least twelve professional and consumer segments including real estate agents, property managers, banks, appraisers, architects, housing companies, utilities, and individual property owners.

The underlying technology is a transactional web portal that manages the order and processing flow for energy certificates, supported by integration partnerships with Sprengnetter GmbH and Propstack GmbH for data processing and ecosystem connectivity, and a referral cooperation with DVAG MICHAELIS. There is no disclosed proprietary technology beyond the portal platform itself, no AI/ML capabilities, and no mobile application.

The business model is a one-time license/sale model: Energieausweis48 generates revenue through the per-certificate sale of Energieausweis documents. Go-to-market is self-serve product-led growth, targeting a broad German SMB and consumer base rather than enterprise accounts. The company is bootstrapped with 1-10 employees, no disclosed external funding, and operates solely in the DACH market.

Name

Energieausweis48

Legal name

Energieausweis48 GmbH

Website

https://portal.energieausweis48.de

Company type

Private

Founded year

2014

Operating status

Operating

Headcount range

1–10 employees

Short description

Energieausweis48 GmbH is a Cologne-based German online portal that sells and processes energy performance certificates (Energieausweis) for property transactions, serving German real estate agents, property managers, banks, appraisers, architects, housing companies, and individual consumers through a self-serve web platform.

Ownership category

akta.pro rank

Product category

Building Energy Performance Certification Services

SIC

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

akta.pro primary industry

HOA/Condo Document & Estoppel Services (BPAJAOAK)

Keywords

• Energy performance certificates
• Building energy certification
• Real estate compliance
• Property energy assessment
• Energy certificate portal

Headquarters

HQ city

Cologne

HQ country

Germany

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Energy Certificate Sales: The company generates revenue through the sale of energy certificates (Energieausweis) to property owners, real estate professionals, and other stakeholders. The platform enables ordering and processing of certificates through an online portal.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels2 records

Core offering

Energieausweis48 GmbH sells German energy performance certificates (Energieausweis) for buildings through an online portal. Customers — primarily real estate agents, property managers, banks, appraisers, architects, housing companies, and energy utilities, as well as individual consumers — can register an account for ongoing orders or use a guest order (Gastbestellung) flow to purchase a single certificate. Orders are processed via the company's web portal with data-handling integrations to partners Sprengnetter GmbH and Propstack GmbH.

Product overview

Energieausweis48 is a specialized online platform for ordering and managing energy certificates (Energieausweis) for buildings in Germany. The offering consists of a customer portal for registered/recurring users and a guest order option for one-time customers. The platform targets professionals in the real estate and construction industries including real estate agents, property managers, banks, appraisers, architects, housing companies, energy providers, insurance companies, and software vendors.

Differentiator

Problem solved

Functional benefit

Products and services

• Energieausweis48 Energieausweis Service (Online Portal) Online ordering and processing service for German energy performance certificates (Energieausweis) for buildings, delivered through a registered-account web portal at portal.energieausweis48.de. The service is aimed at real estate agents, property managers, banks, building societies, property appraisers/experts, architects, civil engineers, housing companies, energy utilities, insurance companies, software vendors, and individual property owners needing a certificate for sale or rental.

Segments8 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

Three partnerships are on record, tiered core and minor.

• Sprengnetter GmbHcoreTechnology or IntegrationSprengnetter GmbH is listed as a partner company for data processing. Customers can consent to their data being processed by Sprengnetter GmbH for personalized email advertising purposes. The partnership enables data integration for enhanced service delivery.
• Propstack GmbHcoreTechnology or IntegrationPropstack GmbH is listed as a partner company for data processing. Similar to Sprengnetter, Propstack receives customer data for personalized email advertising purposes as part of the data processing partnership ecosystem.
• DVAG MICHAELISminorChannel Partner/ Reseller/ DistributorDVAG MICHAELIS is listed as a Kooperationspartner (cooperation partner) in the registration form, indicating a referral or distribution partnership for the energy certificate services.

Recent moves4 records

Expansion highlights3 records

Broad incumbents

• TÜV Rheinland: Global testing, inspection and certification organization with established German Energieausweis issuance. Comparable as a large incumbent issuing energy certificates via B2B channels, though embedded in a much wider service portfolio.
• Check24: Germany's largest comparison portal with energy product lines. Comparable as a broad digital marketplace serving German consumers with energy-related services, though Energieausweis is not its primary focus.
• Verivox: Major German price-comparison portal with energy and household service offerings. While broader in scope, Verivox operates adjacent online self-serve energy products and serves an overlapping German consumer/B2B base.
• DEKRA: Major German testing and certification firm offering energy performance certificates alongside broader industrial and property services. Comparable as an incumbent Energieausweis issuer with strong B2B relationships.

Direct peers

• Sprengnetter GmbH: Leading German property valuation and real estate expert firm that also issues Energieausweis. It is an existing data-processing partner of Energieausweis48, making it a directly comparable peer in energy certificate issuance and a benchmark for the segment.
• co2online GmbH: Non-profit-backed online platform offering energy certificates and energy efficiency consulting to German households and professionals. Closely comparable as a self-serve digital Energieausweis provider targeting the same end-customers.

Emerging players

• Thermondo: Berlin-based digital heating and energy efficiency solutions company serving German households. Partially comparable as a digitally-native player addressing residential energy/building compliance, though focused more on heating installation than certificate issuance.

Others

• KfW: German state development bank that funds energy-efficient construction and renovation. Relevant as an ecosystem driver of energy certificate demand through its building finance programs, though not a direct competitor.
• Deutsche Energie-Agentur (dena): German energy agency that drives policy and information around building energy efficiency and certification. Thematically connected as a key ecosystem participant shaping demand for Energieausweis, rather than a direct competitor.
• Propstack GmbH: Real estate management software platform used by German agents and property managers. An existing data-processing partner of Energieausweis48 and a relevant ecosystem participant influencing how energy certificates are ordered alongside property workflows.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Energieausweis48