Company lists · Data refreshed November 2026

Top 25 Net zero builders based in Germany

RevenueBase identified 138 company matches for net zero builders associated with Germany as of November 2026 and tracks 656 professional contacts across them, including 254 with verified work emails. Berlin is the largest hub.

This list covers company matches for net zero builders associated with Germany, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
138Companies
656Contacts tracked
254Verified emails
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The 25 largest net zero builders based in Germany

Ranked by team size
Top 25 of 138 company matches for net zero builders based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBerlin, GermanyHQ recorded Nov 6, 202651-200113 contacts →

Exact match

“ecoworks is the trusted partner for the housing sector when it comes to affordable, energy-efficient renovations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCologne, GermanyHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“Wir bringen grüne Infrastruktur in Ihre Gebäude!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchStuttgart, GermanyHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“Wir entwickeln energieeffiziente Gebäude und klimaneutrale Quartiere für die Zukunft.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPotsdam, GermanyHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Als Energieberater decken wir alle Aspekte deines Bauvorhabens ab, von der Planung bis hin zur Inbetriebnahme sowie dem Nachtrags- und Mängelmanagement.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCologne, GermanyHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“MorgenGrün – Innovationen von ZWP Wir wollen vor allem eines: mit der Kraft von Innovationen Gebäude und Liegenschaften so gestalten, dass sie langfristig unserer ökologischen und…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchKirchheim Bei München, GermanyHQ recorded Nov 6, 202651-20013 contacts →

Exact match

“Das Ingenieurbüro Hausladen steht für die Entwicklung und Umsetzung ganzheitlicher Gebäudekonzepte.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWillich, GermanyHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Die Herausforderung unserer Generation ist der Klimawandel, eine Mammutaufgabe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHamburg, GermanyHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Architecture & Planning”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHusum, GermanyHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Ein Talishaus ist viel mehr als ein Holzhaus.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchCologne, GermanyHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Bauphysik, Innovative Haustechnik, Regenerative Energien, Energiecontrolling energiebüro vom Stein verbindet Kompetenzen der Bauphysik, Haustechnik und Energietechnologie zu…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBerlin, GermanyHQ recorded Nov 6, 202611-507 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchKleve, GermanyHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Energieberatung für Wohngebäude | denkmalgeschützte Gebäude | Gewerbeimmobilien | die öffentliche Hand Schoofs ist die unabhängige Energieberatung am Niederrhein in Kleve.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchOppurg Ot Kolba, GermanyHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Ob Bürogebäude oder komplexe Industrieanlage - wir erstellen übergreifende Planungs- und Ausführungskonzepte für mehr Energieeffizienz.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBerlin, GermanyHQ recorded Nov 6, 20261-105 contacts →

Exact match

“SVB Ingenieure - Wir sind Ihre Ansprechpartner für die Entwicklung nachhaltiger und energieeffizienter Lösungsansätze im Gebäudesektor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHamburg, GermanyHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Klima Kontor - Atmosphäre schaffen Über uns: Klima Kontor ist ein führendes Architektur- und Ingenieurbüro, das sich auf nachhaltige und energieeffiziente Lösungen spezialisiert…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNuremberg, GermanyHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Gebäudeenergieeffizienz und Nachhaltigkeit stehen in engem Zusammenhang mit zahlreichen baukonstruktiven und architektonischen Entscheidungen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHamburg, GermanyHQ recorded Nov 6, 20261-104 contacts →

Exact match

“HWT Handwerksteam GmbH is a construction company based out of 415 Fuhlsbüttler Str, Hamburg, Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchRadeberg, GermanyHQ recorded Nov 6, 20261-104 contacts →

Exact match

“We make your building future-proof, transforming it into a renewable energy source.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBerlin, GermanyHQ recorded Nov 6, 202611-504 contacts →

Exact match

“Nachhaltige Energieanlagen mit System – vom Wohngebäude bis zur Gewerbeimmobilie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMönchengladbach, GermanyHQ recorded Nov 6, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWaldshut-tiengen, GermanyHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Projektbau Mutter AG is a company based out of 31 Schlüchttalstraße, Waldshut-Tiengen, Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMannheim, GermanyHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Als erfahrenes Architekturbüro bieten wir Ihnen zukunftsorientierte, ökologische und nachhaltige Lösungen im Bereich Neubau und Sanierung.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchVelen, GermanyHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Wir bauen für Menschen, die ein Gespür für gute Dinge haben, die Verwendung rein ökologischer Baumaterialien schätzen und die vor allem bald in einem wohngesunden Zuhause leben…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSellstedt, GermanyHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Energy-efficient building combined with individual architecture.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchErgolding, GermanyHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Bauträger aus Ergolding”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 138 net zero builders based in Germany

See the full list, filter by size, metro and specialty, and access 254 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Net zero builders based in Germany at a glance

As of Nov 6, 2026
38.7%Verified-email coverage
4.8Average contacts per company
1-10Median size (employees)
9.4%Largest-city concentration · Berlin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
85
11-50
32
51-200
5
501-1,000
1

Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 138 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Germany whose business descriptions match “net zero builders” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 254 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “net zero builders”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many net zero builders are there based in Germany?

RevenueBase identified 138 company matches for net zero builders associated with Germany as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Ecoworks tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most net zero builders?

Berlin leads with 13 company records, followed by Hamburg (7) and Hanover (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 254 professional contacts with verified work emails tracked across these 138 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.