Company lists · Data refreshed September 2026
Top 25 Retrofit consultants based in Berlin, Germany
RevenueBase identified 119 company matches for retrofit consultants associated with Berlin, Germany as of September 2026 and tracks 744 professional contacts across them, including 220 with verified work emails. Across Germany, Berlin is the largest hub for this category.
This list covers company matches for retrofit consultants associated with Berlin, 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 September 29, 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.
The 25 largest retrofit consultants based in Berlin, Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 112 contacts → | ||||
Exact match “Our mission is to drive progress for the construction industry through intelligent and lean engineering solutions that make a difference.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 53 contacts → | ||||
Exact match “End-to-end solution for energy retrofits and long-term ESG management.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 49 contacts → | ||||
Exact match “Wir sind ein junges Beratungsunternehmen in der Bau- und Immobilienbranche und unterstützen unsere Auftraggebenden bei der Entwicklung und der Gestaltung effektiver…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 36 contacts → | ||||
Exact match “Mit 50 Mitarbeitern erbringen wir in unseren Niederlassungen in Berlin, Hamburg, Frankfurt am Main und Wiesbaden – bundesweit Architekten- und Ingenieurdienstleistungen für…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 34 contacts → | ||||
Exact match “Als inhabergeführtes Ingenieurbüro mit 35 Mitarbeitenden liegt peil und partner ingenieure GmbH zentral im Herzen Berlins.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 26 contacts → | ||||
Exact match “Die ECOPLAN GmbH ist ein mittelständisches Unternehmen mit Sitz im Herzen der Berliner City West.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 21 contacts → | ||||
Exact match “Als kreatives Ingenieurbüro unterstützen wir unsere Kunden und Partner mit Know-how und zukunftsweisenden Technologien: von der Beratung und Planung, über die Steuerung bis hin…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 19 contacts → | ||||
Exact match “Ingenieurbüro für technische Gebäudeausrüstung - Planung, Beratung, Bauüberwachung, Projektsteuerung, Vergabe von Bauleistungen TGA.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 18 contacts → | ||||
Exact match “Das ganze Spektrum der Ingenieurbaukunst Mit Beratungs- und Planungsleistungen decken wir alle Felder des Bauwesens für Neubauten und Umbauten ab.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 14 contacts → | ||||
Exact match “HEG: Partner für zukunftsorientierte Planung im Bauwesen HEG Beratende Ingenieure trägt seit ca.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 14 contacts → | ||||
Exact match “Metabuild supports owners and investors with expert-led engineering services grounded in high-resolution building simulations.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 13 contacts → | ||||
Exact match “LOSSEN INGENIEURE schöpfen aus über 20 Jahren Erfahrung im konstruktiven Ingenieurbau in Berlin.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 13 contacts → | ||||
Exact match “Planning, consulting and execution for technical building equipment (tbe)- HVAC+R Basic services: Consulting / Concept / Planning / Tendering and awarding of contracts / Site…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 12 contacts → | ||||
Exact match “W33 wurde 1996 als Planungsgemeinschaft für Energie- und Gebäudetechnik gegründet.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 11 contacts → | ||||
Exact match “Die SWP ist ein Architekten- und Ingenieurbüro mit Sitz in Berlin.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 9 contacts → | ||||
Exact match “GTB-Berlin Gesellschaft für Technik am Bau mbH ist ein Ingenieurbüro mit den Schwerpunkten Technische Gebäudeausrüstung und Tragwerksplanung.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 9 contacts → | ||||
Exact match “Mittelpunkt unserer Tätigkeit sind die Planung von Tragwerkslösungen und die Erstellung von prüffähigen statischen Berechnungen und Ausführungsplanungen im Stahlbeton- und…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 7 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 7 contacts → | ||||
Exact match “Bei Hochbauten, Infrastrukturmaßnahmen oder in der Beratung bei Ankäufen von Immobilien setzen sich die Architekten und Ingenieure der Kondius AG seit dem Jahr 2002 mit Erfolg für…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 7 contacts → | ||||
Exact match “Tragwerksplanung für Neubauten und Bauten im Bestand im Hoch- und Ingenieurbau” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 6 contacts → | ||||
Exact match “Glaub´ keinem, der Dir sagt, dass Du nichts verändern kannst, Die, die das behaupten, haben nur vor der Veränderung Angst» (Die Ärzte, Deine Schuld) Blue Monkey Engineering bietet…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 6 contacts → | ||||
Exact match “KLIMAVOMFEINSTEN GmbH Ingenieurbüro zukunftsfähiger Gebäudetechnologien” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 5 contacts → | ||||
Exact match “TGA- und Elektro-Planung, Unternehmensberatung in den Geschäftsfeldern Gründung und Management” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 5 contacts → | ||||
Exact match “Seit 1997 steht die Planteam Schwarz GmbH für innovative und nachhaltige Lösungen in der technischen Gebäudeausrüstung (TGA).” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 5 contacts → | ||||
Exact match “Wir bieten Management und Beratung für Projekte im Bau- und Immobilienbereich.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “retrofit consultants”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 119 retrofit consultants based in Berlin, Germany
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Retrofit consultants based in Berlin, Germany at a glance
As of Sep 29, 2026Companies by employee count
Email recency for this list is measured across the whole Germany list rather than for Berlin, so it is reported there. Company counts and contact totals on this page are exact for Berlin, over 119 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 Berlin, Germany whose business descriptions match “retrofit consultants” 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 220 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 September 29, 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.
Retrofit consultants by metro in Germany
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 “retrofit consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many retrofit consultants are there based in Berlin, Germany?
RevenueBase identified 119 company matches for retrofit consultants associated with Berlin, Germany as of September 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?
GBC Engineers tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Germany has the most retrofit consultants?
Berlin leads Germany with 119 company records, followed by Munich (94) and Hamburg (75).
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 220 professional contacts with verified work emails tracked across these 119 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 September 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 119 retrofit consultants based in Berlin, Germany. Start with a free account, no credit card.
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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.
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Company intelligence · public preview
Top 25 retrofit consultants based in Berlin, Germany
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 119 matching company records for retrofit consultants based in Berlin, Germany, with 744 tracked contacts and 220 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 retrofit consultants based in Berlin, Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  GBC Engineersgbc-engineers.comHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 112 contacts → |
“Our mission is to drive progress for the construction industry through intelligent and lean engineering solutions that make a difference.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Purpose Greenpurpose-green.comHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 53 contacts → |
“End-to-end solution for energy retrofits and long-term ESG management.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  JKM Consult Gmbhjkm-consult.deHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 49 contacts → |
“Wir sind ein junges Beratungsunternehmen in der Bau- und Immobilienbranche und unterstützen unsere Auftraggebenden bei der Entwicklung und der Gestaltung effektiver…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Corpo TWO Gmbhcorpo-two.deHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 36 contacts → |
“Mit 50 Mitarbeitern erbringen wir in unseren Niederlassungen in Berlin, Hamburg, Frankfurt am Main und Wiesbaden – bundesweit Architekten- und Ingenieurdienstleistungen für…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Peil UND Partner Ingenieure Gmbhpeil-partner.deHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 34 contacts → |
“Als inhabergeführtes Ingenieurbüro mit 35 Mitarbeitenden liegt peil und partner ingenieure GmbH zentral im Herzen Berlins.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Ecoplan Gmbheco-plan.netHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 26 contacts → |
“Die ECOPLAN GmbH ist ein mittelständisches Unternehmen mit Sitz im Herzen der Berliner City West.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Teamplan Ingenieure Gmbhteamplan.netHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 21 contacts → |
“Als kreatives Ingenieurbüro unterstützen wir unsere Kunden und Partner mit Know-how und zukunftsweisenden Technologien: von der Beratung und Planung, über die Steuerung bis hin…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Plan Bplanb-tga.deHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 19 contacts → |
“Ingenieurbüro für technische Gebäudeausrüstung - Planung, Beratung, Bauüberwachung, Projektsteuerung, Vergabe von Bauleistungen TGA.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 18 contacts → |
“Das ganze Spektrum der Ingenieurbaukunst Mit Beratungs- und Planungsleistungen decken wir alle Felder des Bauwesens für Neubauten und Umbauten ab.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  HEG Beratende Ingenieureingenieure-heg.deHQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 14 contacts → |
“HEG: Partner für zukunftsorientierte Planung im Bauwesen HEG Beratende Ingenieure trägt seit ca.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Metabuildmetabuild.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 14 contacts → |
“Metabuild supports owners and investors with expert-led engineering services grounded in high-resolution building simulations.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Lossen Ingenieure Gmbhlossen-ingenieure.deHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 13 contacts → |
“LOSSEN INGENIEURE schöpfen aus über 20 Jahren Erfahrung im konstruktiven Ingenieurbau in Berlin.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Janowski Ingenieure Gmbhjanowski-ingenieure.deHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 13 contacts → |
“Planning, consulting and execution for technical building equipment (tbe)- HVAC+R Basic services: Consulting / Concept / Planning / Tendering and awarding of contracts / Site…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Ingenieurgesellschaft W33 MBHw33-berlin.deHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 12 contacts → |
“W33 wurde 1996 als Planungsgemeinschaft für Energie- und Gebäudetechnik gegründet.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | swp.berlinswp.berlin HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 11 contacts → |
“Die SWP ist ein Architekten- und Ingenieurbüro mit Sitz in Berlin.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Gtb-Berlin Gesellschaft FÜR Technik AM BAU MBHgtb-berlin.deHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 9 contacts → |
“GTB-Berlin Gesellschaft für Technik am Bau mbH ist ein Ingenieurbüro mit den Schwerpunkten Technische Gebäudeausrüstung und Tragwerksplanung.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Manidus Gmbhmanidus.deHQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 9 contacts → |
“Mittelpunkt unserer Tätigkeit sind die Planung von Tragwerkslösungen und die Erstellung von prüffähigen statischen Berechnungen und Ausführungsplanungen im Stahlbeton- und…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | PMS AGpms-ag.de HQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 7 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 |  Kondius AGkondius.comHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 7 contacts → |
“Bei Hochbauten, Infrastrukturmaßnahmen oder in der Beratung bei Ankäufen von Immobilien setzen sich die Architekten und Ingenieure der Kondius AG seit dem Jahr 2002 mit Erfolg für…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  SFB Bauingenieuresfb-bauingenieure.deHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 7 contacts → |
“Tragwerksplanung für Neubauten und Bauten im Bestand im Hoch- und Ingenieurbau” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Blue Monkey Engineeringbluemonkeyengineering.comHQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 6 contacts → |
“Glaub´ keinem, der Dir sagt, dass Du nichts verändern kannst, Die, die das behaupten, haben nur vor der Veränderung Angst» (Die Ärzte, Deine Schuld) Blue Monkey Engineering bietet…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Klimavomfeinsten Gmbhklimavomfeinsten.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 6 contacts → |
“KLIMAVOMFEINSTEN GmbH Ingenieurbüro zukunftsfähiger Gebäudetechnologien” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Systemion Energieplanung Gmbhsystemion-energieplanung.deHQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 5 contacts → |
“TGA- und Elektro-Planung, Unternehmensberatung in den Geschäftsfeldern Gründung und Management” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Planteam Schwarzinnovision.berlin HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 5 contacts → |
“Seit 1997 steht die Planteam Schwarz GmbH für innovative und nachhaltige Lösungen in der technischen Gebäudeausrüstung (TGA).” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Kroschewski Holzrichter Gmbhkh-gmbh.deHQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 5 contacts → |
“Wir bieten Management und Beratung für Projekte im Bau- und Immobilienbereich.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 119 company matches
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Retrofit consultants: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
115 records in the displayed employee bands.
4 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Germany list rather than for Berlin, so it is reported there. Company counts and contact totals on this page are exact for Berlin, over 119 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Retrofit consultants by metro in Germany
Questions about this company list
What does Exact match mean for retrofit consultants?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many retrofit consultants did RevenueBase find based in Berlin, Germany?
The saved snapshot records 119 matching company records, 744 tracked contacts and 220 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 retrofit consultants based in Berlin, Germany. Snapshot: September 29, 2026. https://revenuebase.ai/companies/retrofit-consultants/germany/berlin.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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Company intelligence · public preview
Top 25 retrofit consultants based in Berlin, Germany
RevenueBase records 119 matching company records for retrofit consultants based in Berlin, Germany, with 744 tracked contacts and 220 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 retrofit consultants based in Berlin, Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | GBC Engineersgbc-engineers.com HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 112 contacts → |
“Our mission is to drive progress for the construction industry through intelligent and lean engineering solutions that make a difference.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Purpose Greenpurpose-green.com HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 53 contacts → |
“End-to-end solution for energy retrofits and long-term ESG management.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | JKM Consult Gmbhjkm-consult.de HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 49 contacts → |
“Wir sind ein junges Beratungsunternehmen in der Bau- und Immobilienbranche und unterstützen unsere Auftraggebenden bei der Entwicklung und der Gestaltung effektiver…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Corpo TWO Gmbhcorpo-two.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 36 contacts → |
“Mit 50 Mitarbeitern erbringen wir in unseren Niederlassungen in Berlin, Hamburg, Frankfurt am Main und Wiesbaden – bundesweit Architekten- und Ingenieurdienstleistungen für…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Peil UND Partner Ingenieure Gmbhpeil-partner.de HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 34 contacts → |
“Als inhabergeführtes Ingenieurbüro mit 35 Mitarbeitenden liegt peil und partner ingenieure GmbH zentral im Herzen Berlins.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Ecoplan Gmbheco-plan.net HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 26 contacts → |
“Die ECOPLAN GmbH ist ein mittelständisches Unternehmen mit Sitz im Herzen der Berliner City West.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Teamplan Ingenieure Gmbhteamplan.net HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 21 contacts → |
“Als kreatives Ingenieurbüro unterstützen wir unsere Kunden und Partner mit Know-how und zukunftsweisenden Technologien: von der Beratung und Planung, über die Steuerung bis hin…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Plan Bplanb-tga.de HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 19 contacts → |
“Ingenieurbüro für technische Gebäudeausrüstung - Planung, Beratung, Bauüberwachung, Projektsteuerung, Vergabe von Bauleistungen TGA.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 18 contacts → |
“Das ganze Spektrum der Ingenieurbaukunst Mit Beratungs- und Planungsleistungen decken wir alle Felder des Bauwesens für Neubauten und Umbauten ab.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HEG Beratende Ingenieureingenieure-heg.de HQ: Berlin, GermanyReported employees: 51-200 | Berlin, Germany | 51-200 | Exact match | 14 contacts → |
“HEG: Partner für zukunftsorientierte Planung im Bauwesen HEG Beratende Ingenieure trägt seit ca.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Metabuildmetabuild.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 14 contacts → |
“Metabuild supports owners and investors with expert-led engineering services grounded in high-resolution building simulations.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Lossen Ingenieure Gmbhlossen-ingenieure.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 13 contacts → |
“LOSSEN INGENIEURE schöpfen aus über 20 Jahren Erfahrung im konstruktiven Ingenieurbau in Berlin.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Janowski Ingenieure Gmbhjanowski-ingenieure.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 13 contacts → |
“Planning, consulting and execution for technical building equipment (tbe)- HVAC+R Basic services: Consulting / Concept / Planning / Tendering and awarding of contracts / Site…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Ingenieurgesellschaft W33 MBHw33-berlin.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 12 contacts → |
“W33 wurde 1996 als Planungsgemeinschaft für Energie- und Gebäudetechnik gegründet.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | swp.berlinswp.berlin HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 11 contacts → |
“Die SWP ist ein Architekten- und Ingenieurbüro mit Sitz in Berlin.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Gtb-Berlin Gesellschaft FÜR Technik AM BAU MBHgtb-berlin.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 9 contacts → |
“GTB-Berlin Gesellschaft für Technik am Bau mbH ist ein Ingenieurbüro mit den Schwerpunkten Technische Gebäudeausrüstung und Tragwerksplanung.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Manidus Gmbhmanidus.de HQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 9 contacts → |
“Mittelpunkt unserer Tätigkeit sind die Planung von Tragwerkslösungen und die Erstellung von prüffähigen statischen Berechnungen und Ausführungsplanungen im Stahlbeton- und…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | PMS AGpms-ag.de HQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 7 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 | Kondius AGkondius.com HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 7 contacts → |
“Bei Hochbauten, Infrastrukturmaßnahmen oder in der Beratung bei Ankäufen von Immobilien setzen sich die Architekten und Ingenieure der Kondius AG seit dem Jahr 2002 mit Erfolg für…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | SFB Bauingenieuresfb-bauingenieure.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 7 contacts → |
“Tragwerksplanung für Neubauten und Bauten im Bestand im Hoch- und Ingenieurbau” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Blue Monkey Engineeringbluemonkeyengineering.com HQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 6 contacts → |
“Glaub´ keinem, der Dir sagt, dass Du nichts verändern kannst, Die, die das behaupten, haben nur vor der Veränderung Angst» (Die Ärzte, Deine Schuld) Blue Monkey Engineering bietet…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Klimavomfeinsten Gmbhklimavomfeinsten.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 6 contacts → |
“KLIMAVOMFEINSTEN GmbH Ingenieurbüro zukunftsfähiger Gebäudetechnologien” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Systemion Energieplanung Gmbhsystemion-energieplanung.de HQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 5 contacts → |
“TGA- und Elektro-Planung, Unternehmensberatung in den Geschäftsfeldern Gründung und Management” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Planteam Schwarzinnovision.berlin HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 5 contacts → |
“Seit 1997 steht die Planteam Schwarz GmbH für innovative und nachhaltige Lösungen in der technischen Gebäudeausrüstung (TGA).” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Kroschewski Holzrichter Gmbhkh-gmbh.de HQ: Berlin, GermanyReported employees: 11-50 | Berlin, Germany | 11-50 | Exact match | 5 contacts → |
“Wir bieten Management und Beratung für Projekte im Bau- und Immobilienbereich.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 119 company matches
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Retrofit consultants: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
115 records in the displayed employee bands.
4 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Germany list rather than for Berlin, so it is reported there. Company counts and contact totals on this page are exact for Berlin, over 119 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Retrofit consultants by metro in Germany
Questions about this company list
What does Exact match mean for retrofit consultants?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many retrofit consultants did RevenueBase find based in Berlin, Germany?
The saved snapshot records 119 matching company records, 744 tracked contacts and 220 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 retrofit consultants based in Berlin, Germany. Snapshot: September 29, 2026. https://revenuebase.ai/companies/retrofit-consultants/germany/berlin.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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