Immo-Clean GmbH - Window Cleaning Berlin · Aligned with DIN EN 13549
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20+ Years Experience
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Window Cleaning Berlin - Streak-Free from Frame to Glass Edge


Skalitzer Str. 33, 10999 Berlin-Kreuzberg ·
(030) 74690304

Professional window and frame cleaning to professional standards. Immo-Clean GmbH applies DIN EN 13549-aligned methods for glass surfaces, frames, and sills. Tariff-bound permanent staff with professional cleaning technology - streak-free results for offices, commercial buildings, and residential properties.

Fixed price after survey
★ 5.0 · 170+ reviews
All 12 districts
€3M liability
90-minute emergency response



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Window cleaning in Berlin by the Immo-Clean team

Window Cleaning Berlin - On Site Across the City

Fixed teams clean windows, frames, and glass facades in all 12 Berlin districts. Every visit is documented and checked by the site manager.

Our complete pricing structure with minimum order values, area tiers, and service packages is available on our Pricing page. A binding fixed-price quote is prepared after a free site survey.

Core service

Window Cleaning Berlin - Streak-Free Results for Glass, Frames & Sills

The Window Cleaning Berlin service from Immo-Clean GmbH covers all glass surfaces of a property - from office windows and shopfronts to glass facades, partitions, and conservatories. Fixed cleaning teams, documented quality loops, and an on-site site manager ensure that property managers and commercial tenants receive consistently verifiable streak-free results. Our office cleaning in Berlin, stairwell cleaning in Berlin, and maintenance cleaning in Berlin complement the service portfolio. Regionally, we serve properties in every Berlin district - from Berlin-Mitte through Charlottenburg and Pankow to Spandau and Köpenick. A complete overview is available on our Berlin service areas page.

How do you coordinate window cleaning across a building portfolio?
For several properties, we create an object-specific window cleaning plan that takes facade orientation, sun exposure, and access points into account. Property managers receive one central contact and consistent documentation, regardless of whether a property is in Mitte, Spandau, or Marzahn. This keeps quality and traceability consistent across every location. Request a portfolio quote.
Which standards and methods apply to window cleaning?
DIN EN 13549-aligned quality benchmarks, DGUV-compliant occupational safety for rope and platform access, and material-appropriate treatment for coated, tempered, and laminated glass guide our work. For pure-water and osmosis systems, we document results in our quality loops and make them transparent to owners and property managers on request.
Who manages the window cleaning on site?
We appoint a dedicated site manager from our team for every property. This person is the first contact for the property manager and tenants, carries out weekly quality rounds, and coordinates the cleaning team. For high-rise or commercial buildings in Berlin, the site manager is usually on site within 24 hours.
How is window cleaning quality documented?
We use checklist-based quality loops: after every visit, each team documents cleaning points, material use, and anything unusual. Property managers can receive a consolidated monthly quality overview on request. Streak complaints are not only corrected after a complaint; they are identified during routine quality rounds.

Request a window cleaning quote

Regional coverage

Window Cleaning in All Berlin Districts & Brandenburg

The Window Cleaning Berlin service from Immo-Clean GmbH is delivered by fixed teams in all 12 Berlin districts and the surrounding area. From Berlin-Mitte through Charlottenburg, Friedrichshain, and Kreuzberg to Spandau and Köpenick, we serve property managers, offices, and commercial properties with documented quality loops and an on-site site manager. Fixed teams are also available in Pankow, Neukölln, Wilmersdorf, Schöneberg, Tempelhof, and Steglitz. A complete overview is available on our Berlin service areas page.

Berlin-Mitte & Eastern Districts

In Berlin-Mitte we serve the government quarter, in Friedrichshain the East Side Gallery, in Lichtenberg the Tierpark, and in Hellersdorf and Marzahn large residential estates.

Kreuzberg, Neukölln & Northern Districts

Window cleaning in Kreuzberg is planned around SO36 and Bergmannkiez, while window cleaning in Neukölln is coordinated around Hermannplatz and Sonnenallee. Pankow with Prenzlauer Berg and Reinickendorf in the north-west complete our coverage of the city.

Charlottenburg-Wilmersdorf & City West

In City West we serve Charlottenburg around Kurfürstendamm, Wilmersdorf around Olivaer Platz, and Schöneberg in the Bavarian Quarter with its historic buildings.

South, West & Brandenburg

In southern Berlin we cover Tempelhof, Steglitz, Zehlendorf, Lichterfelde, and Treptow. In the west we serve Spandau; in the south-east, Köpenick and Adlershof. Beyond Berlin, we also serve Potsdam and the entire state of Brandenburg.

Services

Further Window Cleaning Services

Knowledge

Further Articles About Window Cleaning

Our guides explore specific aspects of window cleaning in Berlin - from material selection and access methods to framework agreements for property portfolios. Every article is based on real Berlin project experience and provides practical decision support for property managers, facility managers, and owners.

Case study

Case Study: Office Tower in Charlottenburg

A representative example of how we take over and manage window cleaning for a high-traffic commercial property in Berlin. The concrete figures vary depending on the property.

Starting situation: An office tower in Charlottenburg with 8 floors and approximately 350 m² of glass surface. The previous cleaner used standard tools on every surface, ignored sun exposure patterns, and had no documentation. Tenant complaints about streaks increased month over month.

Assessment and plan: We reassessed all glass surfaces by type: coated office windows (floors 1-4), tempered entrance canopy, laminated stairwell panes. Surface-specific tool assignment with pure-water final rinse. Scheduling was shifted to early morning before direct sun hit critical east-facing facades.

Implementation with a fixed team: A coordinated team took over the property with a clear zone plan, documented quality checks, and a site manager as the direct contact. Visits were aligned with opening hours so cleaning could continue without disrupting operations.

Pricing logic

What Determines the Price? An Illustrative Calculation

Window cleaning is not charged as a flat rate per square metre; glass area, accessibility, frequency, and contamination level all matter. The following values are non-binding guidance figures - the binding fixed price always follows the free site survey.

Glass Area and Surface Type

Total glass surface, number of panes, and the mix of standard, coated, tempered, and laminated glass determine the time and tools required. Higher facades need rope or platform access.

Cleaning Frequency

One-off deep cleaning, monthly visits, or quarterly maintenance: frequency determines how much residue accumulates and how much time each visit takes. Regular intervals are more efficient than infrequent intensive cleans.

Access and Height

Ground-floor shopfronts, water-fed poles, scaffold, or rope access all change the cost basis. We assess the safest and most efficient access method during the survey.

Contract Model

Long-term contracts with fixed intervals are predictable and include materials, quality control, and site management. One-off services such as post-construction cleaning are priced separately according to the work involved.

Why a fixed price instead of an hourly rate? An hourly rate pays for attendance, not the result - if work is carried out more slowly, the invoice increases without changing the cleaning condition. A fixed-price package pays for a defined result agreed in advance. Efficiency benefits us, rather than increasing your bill.

Transparency: Every service is listed separately in the quote. Additional services such as façade cleaning, deep cleaning, or specialist cleaning are clearly separated and are never added silently. This keeps the calculation understandable for your budget planning.

Frequently asked questions

FAQ About Window Cleaning in Berlin

Answers about costs, intervals, districts, and the window cleaning process - prepared by our site management for property managers and commercial customers in Berlin.

How often should windows be cleaned?
In Berlin, where dust and pollen exposure is high, we recommend monthly cleaning for office buildings and quarterly cleaning for residential properties. High-frequency shopfronts, such as those on busy shopping streets, may need weekly or fortnightly visits. We advise you on the right interval for your property.
Do you also clean frames and sills?
Yes. We clean frames, grooves, and sills as part of every standard assignment - this is what makes the difference between wiped glass and a truly well-maintained window. Frames and sills are quoted and documented as part of the same visit.
What about heritage protection or special glass types?
Berlin heritage sites, such as Hackesche Höfe, and modern coated, tempered, or laminated glass require material-appropriate cleaning products and methods. We are familiar with these requirements and work in a way that protects both the glass and the frames.
Can you clean glass facades and skylights at height?
Yes. We offer rope access, water-fed pole systems, and platform lift solutions for high facades and overhead glazing. Safety is planned in advance and documented in line with DGUV regulations. Contact our facade team.
What does window cleaning cost in Berlin?
Costs depend on glass area, glass type, accessibility, and frequency. A binding fixed price is prepared after a free on-site survey. Request a fixed price · Pricing overview.
Which cleaning intervals are available?
Possible schedules include one-off visits, monthly, quarterly, or annual deep cleans, as well as weekly or fortnightly shopfront maintenance. The interval is set according to traffic, exposure, and property type - for example, weekly cleaning for busy shopfronts and quarterly cleaning for offices.
Which Berlin districts do you serve?
We work across the city, from Spandau, Mitte, and Charlottenburg through Kreuzberg, Friedrichshain, Lichtenberg, and Marzahn-Hellersdorf to Treptow-Köpenick and Neukölln. We also support nearby Brandenburg properties such as Potsdam and Teltow as part of portfolio solutions.
Which cleaning agents do you use?
We use demineralized rinse water for streak-free finishes, microfibre-based mechanical methods, and material-appropriate products matched to the glass type. On request, we document the products used, including safety data sheets - useful for property managers managing allergies or sensitive facilities.
When do window cleaning visits take place?
Standard visits take place during agreed site windows. For offices, law firms, and practices, we can clean from 06:00 in the morning or from 18:00 in the evening. Sun-position-based scheduling is used to avoid midday sun on east and south facades.
What contract terms are possible?
Standard terms are 12 or 24 months with three months' notice at the end of a quarter. Pilot properties can also start with a six-month contract. The term is agreed individually and is not tied to a minimum turnover.
How flexible are you when additional work is needed at short notice?
Within existing framework agreements, additional services such as post-construction glass cleaning, event cleaning, or seasonal deep cleans can be scheduled at short notice. The scope and price are stated transparently before the work begins.
Which certifications and insurance cover do you have?
We are fully liability insured, work in line with DGUV regulations, and can provide evidence of quality management and occupational safety instruction on request. The BIV quality standard can also be used as a reference point.
What does the on-site survey include?
Our site manager inspects the property and records glass types, accessibility, height requirements, frames, and special requirements such as coated or heritage glass. This produces a written cleaning plan and a fixed-price quote. The survey is free for property managers and owners. Arrange a survey.

Industries

Window Cleaning for Every Berlin Property Use

Different buildings need different cleaning rhythms. We match intervals, methods, and access to the use of each property.

Office Building
We coordinate floors, reception areas, and interior partitions with fixed teams. Visits are timed outside core working hours, often early morning, to avoid streak marks from midday sun.
Shopfront & Retail
Display windows, entrance glass, and partitions receive a clear schedule that keeps the frontage spotless for opening hours and stays out of customer flow.
Residential Complex
Stairwell, communal, and apartment windows are cleaned with a zone plan that keeps residents informed and minimizes access interruptions.
Hotel & Hospitality
Lobbies, conference areas, corridors, and back-of-house glass are coordinated according to guest volumes so operations remain undisturbed.
Medical Practice
Waiting rooms, treatment-area glass, and sanitary windows are cleaned according to the hygiene plan by trained staff.
Administration
Several parts of a building are coordinated through one site manager. Monthly reports and quality rounds make the service traceable.
Daycare & School
Classrooms, corridors, and sanitary windows are cleaned during closing hours. Contact surfaces and holiday deep cleans are planned separately.
Glass Facade
Multi-storey glass facades receive rope access or platform lift cleaning. Pure-water final rinses leave a streak-free result even on coated glass.
Industrial Facility
Office wings and production-adjacent glazing are cleaned in line with safety and shift plans. Heavy soiling is removed with material-appropriate methods.
Conservatory & Skylight
Conservatory and skylight glass is cleaned inside and out, often with water-fed pole systems. Frames and seals are included to prevent long-term damage.
Materials

Cleaners and Methods for Window Surfaces

Choosing the right method protects glass, frames, and seals. Before use, we check the surface, the soil, and material compatibility.

Material-Appropriate Cleaners
pH-neutral maintenance cleaners cover everyday needs. Specialist products are used only where the surface and the type of soil require them - for example, anti-etch treatments on coated glass.
Glass Type Selection
Coated, tempered, laminated, and frosted glass each receive their own squeegee, blade, and product. Slip resistance, optical clarity, and preservation of value come first.
Pure-Water Systems
For windows, glass façades, and partitions we use demineralized or osmosis water for the final rinse, depending on height and access. This eliminates mineral residue and streak marks.
Frame & Sill Care
Frames and sills are treated according to their material - aluminium, wood, or uPVC - to prevent corrosion, swelling, or discolouration over time.
Process

Window Cleaning in Eight Clear Steps

From the initial survey to documentation, responsibilities, intervals, and quality targets remain transparent.

1. Initial Survey
We record building size, glass types, facades, access points, and special requirements such as coated or heritage glass.
2. Service Specification
Every glass surface, frame, and sill is recorded with its frequency, method, and defined result in a clear service specification.
3. Zone Planning
The site manager divides the facades into understandable zones and plans routes, access points, and time windows.
4. Staff
A fixed team is briefed on house rules, DGUV safety requirements, keys, and sensitive zones before the first deployment.
5. Equipment
Squeegees, blades, pure-water systems, ropes, and platforms are matched to the surfaces and property size and made ready for use.
6. Routine Cleaning
The team works to the agreed schedule and documents the surfaces completed and any unusual findings.
7. Deep Cleaning
Periodic intensive cleaning for frames, sills, or facades is scheduled separately and integrated into the annual plan.
8. Documentation
Quality rounds, visit records, and monthly reports give property managers and operators a reliable overview at all times.

Google Reviews

What Our Customers Say in Berlin

Real Google customer reviews from property managers, businesses, and offices across Berlin.

Immo-Clean GmbH
5.0
Basierend auf 172 Bewertungen
bewerte uns auf
Ken Kenny
vor 3 Monaten
Vielen Dank! Sehr empfehlenswert, toller Service.
Sibylle
vor 3 Monaten
Der Chef ist engagiert, hat ausgezeichnete Fachkenntnis, ist sympatisch, verbindlich, pünktlich und zuverlässig. Es geht ihm um die Sache, nicht nur um den Reibach. Sehr zu empfehlen!
Niklas Keßler
vor 7 Monaten
Wir schätzen die nachhaltigen Produkte, die Immo Clean verwendet. Für unser Unternehmen im Gesundheitsbereich ein wichtiges Kriterium. Die Reinigung ist immer sehr exakt, außerdem sind die Mitarbeiter freundlich und gehen auf Sonderwünsche ein.
Paula Fleischmann
vor 7 Monaten
Bei uns wurde eine Fenster- und Glasreinigung durchgeführt. Das Team war pünktlich und hat richtig gute Arbeit gemacht. Die Fenster sehen aus wie neu, es sind keine Schlieren geblieben. Das haben wir zuvor so noch nicht erlebt.
Lisa Loesner
vor 7 Monaten
Gute Gebäudereinigung findet man selten. Bei Immo Clean stimmt einfach alles: Freundliche und geschulte Mitarbeiter, moderne Technik und eine richtig angenehme Kommunikation bei jedem Kontakt. Ich empfehle das Unternehmen gern weiter.
Fredrik Klotz
vor 7 Monaten
Immo Clean überzeugt uns seit Monaten! Die Fensterreinigung im Büro ist immer makellos, alles strahlt. Toll finde ich auch, dass nur umweltfreundliche Reinigungsmittel zum Einsatz kommen. Absolute Weiterempfehlung für alle, denen Nachhaltigkeit wichtig ist.
Wladimir Köster
vor 8 Monaten
Ich bin sehr zufrieden mit der Leistung von Immo Clean. Das Team arbeitet sorgfältig und diskret. Besonders die individuellen Services sind ein Pluspunkt.
Julia Ketzer
vor 8 Monaten
Bei Immo Clean gefällt mir die reibungslose Organisation. Die Mitarbeiter hinterlassen unsere Räume immer ordentlich und gepflegt. Besonders für Unternehmen sehr zu empfehlen.
Elke Hartmann
vor 9 Monaten
Seitdem Immo Clean bei uns die Büroreinigung übernimmt, fühlen wir uns einfach wohler. Die Mitarbeiter arbeiten sorgfältig und sind immer freundlich. Toll, dass auf Nachhaltigkeit geachtet wird. Sehr zu empfehlen!

Trust & Evidence

  • ✓ Fully covered by liability insurance (€3 million coverage)
  • ✓ Over 20 years of industry experience (since 2001)
  • ✓ 100 % directly employed staff, no subcontractors
  • ✓ Dedicated site manager & personal contact person
  • ✓ Response within 24 hours on weekdays
  • ✓ Free on-site inspection & fixed-price quote
  • ✓ Cleaning aligned with DIN EN 13549
  • ✓ DGUV-compliant occupational safety training
  • ✓ HACCP- & RKI-oriented hygiene concepts
  • ✓ GDPR-compliant data processing
  • ✓ Documented quality loops & monthly reports
  • ✓ pH-neutral, material-friendly cleaning agents
  • ✓ Osmosis water cleaning for streak-free glass
  • ✓ Site managers in all 12 Berlin districts
  • ✓ Over 120 properties maintained in Berlin
  • ✓ Emergency deployment within 90 minutes
  • ✓ Transparent fixed prices, no hidden costs
  • ✓ Weekly quality rounds
  • ✓ References from residential & commercial portfolios
  • ✓ BIV quality standards as a benchmark
  • ✓ Regular training & qualification certificates
  • ✓ Environmentally responsible waste separation (KrWG)
  • ✓ Energy-efficient machine technology
  • ✓ Multilingual contacts (DE/EN/PL)
  • ✓ Digital deployment documentation with timestamps
  • ✓ QR check-in for cleaning records
  • ✓ Additional services can be added at short notice
  • ✓ No minimum-revenue commitment
  • ✓ Pilot projects & 6-month contracts available
  • ✓ Commercial register: HRB 287028 B (Charlottenburg District Court)

What Our Customers Say

"The windows of our office building in Mitte were cleaned streak-free from frame to glass edge. The view across the district is clear again."

★★★★★

- Facility manager, Mitte 2021

"Our shopfront windows in Charlottenburg are cleaned regularly. Customers always comment on how bright the display looks."

★★★★★

- Shop owner, Charlottenburg 2022

"The tall windows of our loft in Kreuzberg were cleaned with telescopic poles, no ladder needed. Quick and safe."

★★★★★

- Tenant, Kreuzberg 2023

"The glass facade of our tower in Friedrichshain was cleaned with osmosis water. Not a single streak or water spot remained."

★★★★★

- Facility manager, Friedrichshain 2024

"Our residential building in Pankow had all stairwell and apartment windows cleaned. The scheduling was flexible for the tenants."

★★★★★

- Property manager, Pankow 2025

"The skylights and windows of our warehouse in Spandau were cleaned at height. The team worked safely and efficiently."

★★★★★

- Facility manager, Spandau 2021

"The conservatory glass of our property in Steglitz was cleaned inside and out. The result is crystal clear."

★★★★★

- Building owner, Steglitz 2022

"Multiple storefronts in our portfolio in Neukölln are cleaned on a fixed schedule. The reliability is what keeps us coming back."

★★★★★

- Property manager, Neukölln 2023

"The windows of our clinic in Tempelhof were cleaned with hygiene-conscious methods. The frames were included too."

★★★★★

- Clinic manager, Tempelhof 2024

"Our office windows in Lichtenberg had heavy pollen and dust buildup. The cleaning restored full transparency."

★★★★★

- Office manager, Lichtenberg 2025

"The estate windows in Marzahn were cleaned floor by floor. The residents were informed in advance and everything ran smoothly."

★★★★★

- Property manager, Marzahn 2026

"The glass balustrades and windows of our balcony in Treptow were cleaned streak-free. The water-fed pole did a great job."

★★★★★

- Tenant, Treptow 2021

"Our commercial glazing in Reinickendorf was cleaned including the frames and sills. The finish is consistently good."

★★★★★

- Facility manager, Reinickendorf 2022

"The large window fronts of our showroom in Wilmersdorf were cleaned outside opening hours. No disruption to customers."

★★★★★

- Office manager, Wilmersdorf 2023

"The windows of our riverside building in Köpenick had salt and water marks. The osmosis treatment removed them completely."

★★★★★

- Property manager, Köpenick 2024

"The office and laboratory windows in Adlershof were cleaned on a documented schedule. The quality checks are reliable."

★★★★★

- Facility manager, Adlershof 2025

Window Cleaning in Every Berlin District

Mitte: Window Cleaning on Site

Mitte: High-traffic office glazing and shopfronts in the centre - we clean windows and glass facades at height with safe access methods.

Friedrichshain-Kreuzberg: Window Cleaning on Site

Friedrichshain-Kreuzberg: Period buildings and lofts with tall windows - we clean with telescopic poles, no scaffolding required.

Pankow: Window Cleaning on Site

Pankow: Residential buildings with stairwell and apartment windows - here we clean on flexible schedules for tenants.

Charlottenburg-Wilmersdorf: Window Cleaning on Site

Charlottenburg-Wilmersdorf: City West shopfronts and offices - we clean display windows and glass fronts streak-free.

Spandau: Window Cleaning on Site

Spandau: Warehouse skylights and commercial glazing - here we clean at height with safe rope and platform access.

Steglitz-Zehlendorf: Window Cleaning on Site

Steglitz-Zehlendorf: Villas and conservatories - we clean glass inside and out with osmosis water for a crystal finish.

Tempelhof-Schöneberg: Window Cleaning on Site

Tempelhof-Schöneberg: Clinics and mixed-use buildings - we clean windows with hygiene-conscious, documented methods.

Neukölln: Window Cleaning on Site

Neukölln: Dense storefront portfolios - here we clean multiple shopfronts on coordinated fixed schedules.

Treptow-Köpenick: Window Cleaning on Site

Treptow-Köpenick: Riverside buildings with water marks - we remove salt and mineral deposits with osmosis treatment.

Marzahn-Hellersdorf: Window Cleaning on Site

Marzahn-Hellersdorf: Housing estates with many windows - here we clean floor by floor with advance tenant notification.

Lichtenberg: Window Cleaning on Site

Lichtenberg: Emerging commercial and office sites - we clean windows and frames to restore full transparency.

Reinickendorf: Window Cleaning on Site

Reinickendorf: Commercial glazing in the north-west - here we clean windows, frames and sills on documented schedules.

Request a quote

Contact & Quote

Based on your details, we prepare a transparent, property-specific calculation for your window cleaning.
The assessment is carried out by our site management under Managing Director Dawid Marczyk. We usually reply within 24 hours on weekdays.

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