Company lists · Data refreshed September 2026
Top 15 Retrofit consultants based in Stuttgart, Germany
RevenueBase identified 39 company matches for retrofit consultants associated with Stuttgart, Germany as of September 2026 and tracks 848 professional contacts across them, including 287 with verified work emails. Across Germany, Berlin is the largest hub for this category (119 companies); Stuttgart has 39.
This list covers company matches for retrofit consultants associated with Stuttgart, 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 15 largest retrofit consultants based in Stuttgart, Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 225 contacts → | ||||
Exact match “Structural Consulting Engineers Consulting Engineers for Renewable Energy and Solar Power Technology Checking Engineers for Stability und Structural Engineering Our focus lies on…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 119 contacts → | ||||
Exact match “Der Gottlob-Rommel-Gruppe, ein Unternehmen für Bauleistungen und Gebäudetechnik, ist in den letzten Jahrzehnten etwas Besonderes gelungen: die Transformation vom traditionellen…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 74 contacts → | ||||
Exact match “knippershelbig is an engineering firm which operates domestically and internationally and employs 100 people in Stuttgart, New York and Berlin.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 27 contacts → | ||||
Exact match “Energy-efficient building renovations are complex.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 13 contacts → | ||||
Exact match “PKi ist eine Ingenieurgesellschaft für die Entwicklung, Planung und Umsetzung nachhaltiger Gebäude mit Standorten in Stuttgart und Köln.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 12 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 7 contacts → | ||||
Exact match “Weiske und Partner GmbH - Beratende Ingenieure VBI Mit unseren hochqualifizierten Mitarbeiter*innen und unserer langjährigen Erfahrung entwickeln wir innovative, nachhaltige und…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 7 contacts → | ||||
Exact match “Als ganzheitlich denkende Ingenieure sind wir bestrebt, für jedes Gebäude ein optimales Tragwerk zu entwerfen, dass den projektspezifischen und gestalterischen Anforderungen…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 5 contacts → | ||||
Exact match “ProjektPlan PartG mbB - Beratende Ingenieure im Bauwesen Wir unterstützen Bauherren, Planer und Projektbeteiligte mit fundierten ingenieurtechnischen Leistungen rund ums Bauen.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 3 contacts → | ||||
Exact match “Architektur · Energieberatung · Stadtplanung” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 3 contacts → | ||||
Exact match “EGSplan international is an innovative engineering firm with more than 25 years of experience in energy-efficient and sustainable design.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 1 contacts → | ||||
Exact match “Die Energa-plan GmbH erbringt Beratungs- und Planungsleistungen in der technischen Gebäudeausrüstung und im Themenfeld Energieeffizienz.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 1 contacts → | ||||
Exact match Recorded description not available. 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 15 of 39 retrofit consultants based in Stuttgart, Germany
See the full list, filter by size, metro and specialty, and access 287 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Retrofit consultants based in Stuttgart, 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 Stuttgart, so it is reported there. Company counts and contact totals on this page are exact for Stuttgart, over 39 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 Stuttgart, 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 287 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 Stuttgart, Germany?
RevenueBase identified 39 company matches for retrofit consultants associated with Stuttgart, 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?
Schlaich Bergermann Partner SBP 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). Stuttgart has 39.
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 287 professional contacts with verified work emails tracked across these 39 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 39 retrofit consultants based in Stuttgart, Germany. Start with a free account, no credit card.
Download this list →Related lists
Retrofit consultants by geography
- Retrofit consultants based in Brisbane, Australia
- Retrofit consultants based in Melbourne, Australia
- Retrofit consultants based in Sydney, Australia
- Retrofit consultants based in Vienna, Austria
- Retrofit consultants based in Belo Horizonte, Brazil
- Retrofit consultants based in Curitiba, Brazil
- Retrofit consultants based in Porto Alegre, Brazil
- Retrofit consultants based in Rio De Janeiro, Brazil
- Retrofit consultants based in Sao Paulo, Brazil
- Retrofit consultants based in Burnaby, Canada
- Retrofit consultants based in Calgary, Canada
- Retrofit consultants based in Edmonton, Canada
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Retrofit consultants based in Brisbane, Australia
- Retrofit consultants based in Melbourne, Australia
- Retrofit consultants based in Sydney, Australia
- Retrofit consultants based in Vienna, Austria
- Retrofit consultants based in Belo Horizonte, Brazil
- Retrofit consultants based in Curitiba, Brazil
Company intelligence · public preview
Top 15 retrofit consultants based in Stuttgart, Germany
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 39 matching company records for retrofit consultants based in Stuttgart, Germany, with 848 tracked contacts and 287 verified work emails.
This public preview shows 15 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 15 retrofit consultants based in Stuttgart, 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 | HQ: Stuttgart, GermanyReported employees: 201-500 | Stuttgart, Germany | 201-500 | Exact match | 225 contacts → |
“Structural Consulting Engineers Consulting Engineers for Renewable Energy and Solar Power Technology Checking Engineers for Stability und Structural Engineering Our focus lies on…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Gottlob Rommel Gruppegottlob-rommel.deHQ: Stuttgart, GermanyReported employees: 501-1,000 | Stuttgart, Germany | 501-1,000 | Exact match | 119 contacts → |
“Der Gottlob-Rommel-Gruppe, ein Unternehmen für Bauleistungen und Gebäudetechnik, ist in den letzten Jahrzehnten etwas Besonderes gelungen: die Transformation vom traditionellen…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Knippershelbigknippershelbig.comHQ: Stuttgart, GermanyReported employees: 51-200 | Stuttgart, Germany | 51-200 | Exact match | 74 contacts → |
“knippershelbig is an engineering firm which operates domestically and internationally and employs 100 people in Stuttgart, New York and Berlin.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Effizienzpioniereeffizienzpioniere.deHQ: Stuttgart, GermanyReported employees: 51-200 | Stuttgart, Germany | 51-200 | Exact match | 27 contacts → |
“Energy-efficient building renovations are complex.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  PKI Holistic Engineeringpk-i.deHQ: Stuttgart, GermanyReported employees: 11-50 | Stuttgart, Germany | 11-50 | Exact match | 13 contacts → |
“PKi ist eine Ingenieurgesellschaft für die Entwicklung, Planung und Umsetzung nachhaltiger Gebäude mit Standorten in Stuttgart und Köln.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | AIG Planungs- UND Ingenieurgesellschaft MBHaig-mbh.com HQ: Stuttgart, GermanyReported employees: 1,001-5,000 | Stuttgart, Germany | 1,001-5,000 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 |  Weiske UND Partnerweiske-partner.deHQ: Stuttgart, GermanyReported employees: 11-50 | Stuttgart, Germany | 11-50 | Exact match | 7 contacts → |
“Weiske und Partner GmbH - Beratende Ingenieure VBI Mit unseren hochqualifizierten Mitarbeiter*innen und unserer langjährigen Erfahrung entwickeln wir innovative, nachhaltige und…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  IBHholzwarth.comHQ: Stuttgart, GermanyReported employees: 11-50 | Stuttgart, Germany | 11-50 | Exact match | 7 contacts → |
“Als ganzheitlich denkende Ingenieure sind wir bestrebt, für jedes Gebäude ein optimales Tragwerk zu entwerfen, dass den projektspezifischen und gestalterischen Anforderungen…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Projektplan Partg MBB Ehrhardt Krüger Beratende Ingenieure IM Bauwesenprojektplan-mbb.deHQ: Stuttgart, GermanyReported employees: 1-10 | Stuttgart, Germany | 1-10 | Exact match | 5 contacts → |
“ProjektPlan PartG mbB - Beratende Ingenieure im Bauwesen Wir unterstützen Bauherren, Planer und Projektbeteiligte mit fundierten ingenieurtechnischen Leistungen rund ums Bauen.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Schott Architektenschottarchitekten.deHQ: Stuttgart, GermanyReported employees: 1-10 | Stuttgart, Germany | 1-10 | Exact match | 3 contacts → |
“Architektur · Energieberatung · Stadtplanung” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Egs-Plan International Gmbhegs-int.comHQ: Stuttgart, GermanyReported employees: 1-10 | Stuttgart, Germany | 1-10 | Exact match | 3 contacts → |
“EGSplan international is an innovative engineering firm with more than 25 years of experience in energy-efficient and sustainable design.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Stuttgart, GermanyReported employees: 1-10 | Stuttgart, Germany | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 |  Energa-Planenerga-plan.deHQ: Stuttgart, GermanyReported employees: 1-10 | Stuttgart, Germany | 1-10 | Exact match | 1 contacts → |
“Die Energa-plan GmbH erbringt Beratungs- und Planungsleistungen in der technischen Gebäudeausrüstung und im Themenfeld Energieeffizienz.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Harald Gensmantelgensmantel-bau.de HQ: Stuttgart, GermanyReported employees: Not recorded | Stuttgart, Germany | Not recorded | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | Wilhelm Architekten Ingenieurewilhelm-ai.de HQ: Stuttgart, GermanyReported employees: Not recorded | Stuttgart, Germany | Not recorded | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 15 of 39 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
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
37 records in the displayed employee bands.
2 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 Stuttgart, so it is reported there. Company counts and contact totals on this page are exact for Stuttgart, over 39 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 Stuttgart, Germany?
The saved snapshot records 39 matching company records, 848 tracked contacts and 287 verified emails. The public preview displays 15 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.
Related lists
Retrofit consultants by geography
- Retrofit consultants based in Brisbane, Australia
- Retrofit consultants based in Melbourne, Australia
- Retrofit consultants based in Sydney, Australia
- Retrofit consultants based in Vienna, Austria
- Retrofit consultants based in Belo Horizonte, Brazil
- Retrofit consultants based in Curitiba, Brazil
- Retrofit consultants based in Porto Alegre, Brazil
- Retrofit consultants based in Rio De Janeiro, Brazil
- Retrofit consultants based in Sao Paulo, Brazil
- Retrofit consultants based in Burnaby, Canada
- Retrofit consultants based in Calgary, Canada
- Retrofit consultants based in Edmonton, Canada
Cite this list
RevenueBase Data Team. Top 15 retrofit consultants based in Stuttgart, Germany. Snapshot: September 29, 2026. https://revenuebase.ai/companies/retrofit-consultants/germany/stuttgart.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Retrofit consultants based in Brisbane, Australia
- Retrofit consultants based in Melbourne, Australia
- Retrofit consultants based in Sydney, Australia
- Retrofit consultants based in Vienna, Austria
- Retrofit consultants based in Belo Horizonte, Brazil
- Retrofit consultants based in Curitiba, Brazil
Company intelligence · public preview
Top 15 retrofit consultants based in Stuttgart, Germany
RevenueBase records 39 matching company records for retrofit consultants based in Stuttgart, Germany, with 848 tracked contacts and 287 verified work emails.
This public preview shows 15 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 15 retrofit consultants based in Stuttgart, 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 | HQ: Stuttgart, GermanyReported employees: 201-500 | Stuttgart, Germany | 201-500 | Exact match | 225 contacts → |
“Structural Consulting Engineers Consulting Engineers for Renewable Energy and Solar Power Technology Checking Engineers for Stability und Structural Engineering Our focus lies on…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Gottlob Rommel Gruppegottlob-rommel.de HQ: Stuttgart, GermanyReported employees: 501-1,000 | Stuttgart, Germany | 501-1,000 | Exact match | 119 contacts → |
“Der Gottlob-Rommel-Gruppe, ein Unternehmen für Bauleistungen und Gebäudetechnik, ist in den letzten Jahrzehnten etwas Besonderes gelungen: die Transformation vom traditionellen…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Knippershelbigknippershelbig.com HQ: Stuttgart, GermanyReported employees: 51-200 | Stuttgart, Germany | 51-200 | Exact match | 74 contacts → |
“knippershelbig is an engineering firm which operates domestically and internationally and employs 100 people in Stuttgart, New York and Berlin.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Effizienzpioniereeffizienzpioniere.de HQ: Stuttgart, GermanyReported employees: 51-200 | Stuttgart, Germany | 51-200 | Exact match | 27 contacts → |
“Energy-efficient building renovations are complex.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | PKI Holistic Engineeringpk-i.de HQ: Stuttgart, GermanyReported employees: 11-50 | Stuttgart, Germany | 11-50 | Exact match | 13 contacts → |
“PKi ist eine Ingenieurgesellschaft für die Entwicklung, Planung und Umsetzung nachhaltiger Gebäude mit Standorten in Stuttgart und Köln.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | AIG Planungs- UND Ingenieurgesellschaft MBHaig-mbh.com HQ: Stuttgart, GermanyReported employees: 1,001-5,000 | Stuttgart, Germany | 1,001-5,000 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 7 | Weiske UND Partnerweiske-partner.de HQ: Stuttgart, GermanyReported employees: 11-50 | Stuttgart, Germany | 11-50 | Exact match | 7 contacts → |
“Weiske und Partner GmbH - Beratende Ingenieure VBI Mit unseren hochqualifizierten Mitarbeiter*innen und unserer langjährigen Erfahrung entwickeln wir innovative, nachhaltige und…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | IBHholzwarth.com HQ: Stuttgart, GermanyReported employees: 11-50 | Stuttgart, Germany | 11-50 | Exact match | 7 contacts → |
“Als ganzheitlich denkende Ingenieure sind wir bestrebt, für jedes Gebäude ein optimales Tragwerk zu entwerfen, dass den projektspezifischen und gestalterischen Anforderungen…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Projektplan Partg MBB Ehrhardt Krüger Beratende Ingenieure IM Bauwesenprojektplan-mbb.de HQ: Stuttgart, GermanyReported employees: 1-10 | Stuttgart, Germany | 1-10 | Exact match | 5 contacts → |
“ProjektPlan PartG mbB - Beratende Ingenieure im Bauwesen Wir unterstützen Bauherren, Planer und Projektbeteiligte mit fundierten ingenieurtechnischen Leistungen rund ums Bauen.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Schott Architektenschottarchitekten.de HQ: Stuttgart, GermanyReported employees: 1-10 | Stuttgart, Germany | 1-10 | Exact match | 3 contacts → |
“Architektur · Energieberatung · Stadtplanung” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Egs-Plan International Gmbhegs-int.com HQ: Stuttgart, GermanyReported employees: 1-10 | Stuttgart, Germany | 1-10 | Exact match | 3 contacts → |
“EGSplan international is an innovative engineering firm with more than 25 years of experience in energy-efficient and sustainable design.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Stuttgart, GermanyReported employees: 1-10 | Stuttgart, Germany | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | Energa-Planenerga-plan.de HQ: Stuttgart, GermanyReported employees: 1-10 | Stuttgart, Germany | 1-10 | Exact match | 1 contacts → |
“Die Energa-plan GmbH erbringt Beratungs- und Planungsleistungen in der technischen Gebäudeausrüstung und im Themenfeld Energieeffizienz.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Harald Gensmantelgensmantel-bau.de HQ: Stuttgart, GermanyReported employees: Not recorded | Stuttgart, Germany | Not recorded | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | Wilhelm Architekten Ingenieurewilhelm-ai.de HQ: Stuttgart, GermanyReported employees: Not recorded | Stuttgart, Germany | Not recorded | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 15 of 39 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
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
37 records in the displayed employee bands.
2 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 Stuttgart, so it is reported there. Company counts and contact totals on this page are exact for Stuttgart, over 39 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 Stuttgart, Germany?
The saved snapshot records 39 matching company records, 848 tracked contacts and 287 verified emails. The public preview displays 15 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.
Related lists
Retrofit consultants by geography
- Retrofit consultants based in Brisbane, Australia
- Retrofit consultants based in Melbourne, Australia
- Retrofit consultants based in Sydney, Australia
- Retrofit consultants based in Vienna, Austria
- Retrofit consultants based in Belo Horizonte, Brazil
- Retrofit consultants based in Curitiba, Brazil
- Retrofit consultants based in Porto Alegre, Brazil
- Retrofit consultants based in Rio De Janeiro, Brazil
- Retrofit consultants based in Sao Paulo, Brazil
- Retrofit consultants based in Burnaby, Canada
- Retrofit consultants based in Calgary, Canada
- Retrofit consultants based in Edmonton, Canada
Cite this list
RevenueBase Data Team. Top 15 retrofit consultants based in Stuttgart, Germany. Snapshot: September 29, 2026. https://revenuebase.ai/companies/retrofit-consultants/germany/stuttgart.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Retrofit consultants based in Brisbane, Australia
- Retrofit consultants based in Melbourne, Australia
- Retrofit consultants based in Sydney, Australia
- Retrofit consultants based in Vienna, Austria
- Retrofit consultants based in Belo Horizonte, Brazil
- Retrofit consultants based in Curitiba, Brazil