Certified master trade company

Six trades.
One point of contact.

From electrical installation through plumbing and heating to structural work — we carry out the work ourselves instead of passing it on. That saves you handovers, waiting time and arguments about who is responsible.

Request a project
01 Trade register

Our registered trades

These six trades are entered in the German trade register for our company. Everything you see here we are licensed and equipped to carry out ourselves.

Electrical engineeringInstallation, distribution boards, meter cabinets, lighting, VDE testing and measurement, plus charging infrastructure and PV connection.
Screed layingCement and liquid screed, insulation, impact sound protection and build-ups for underfloor heating — prepared for the final floor covering.
Information technologyNetwork and data cabling, server cabinets, Wi-Fi coverage, intercom and doorbell systems, security and building technology.
Plumbing and heatingSanitary installation, bathrooms, heating systems, heat pumps and pipework including commissioning and handover.
Masonry and concreteBrickwork, concrete and reinforced concrete, wall openings, foundations and refurbishment of existing structures.
Standardised building componentsWindows, doors, frames and shelving — professionally installed, aligned and properly sealed.
Switching authorisation from 1 kVBeyond the registered trades we hold the switching authorisation for medium voltage from 1 kV — a prerequisite for PV installations, ground-mounted and field arrays, and work on transformer substations.

Trades we do not hold ourselves we coordinate for you with vetted partner companies.

02 Services

How we can help

Whether a single measure or a complete fit-out — we handle planning, execution and handover.

Electrical & IT
  • New installation and renovation
  • Meter cabinets and distribution boards
  • Network and data cabling
  • Charging points and PV connection
  • Testing and measurement report
Plumbing, heating & cooling
  • Complete bathroom renovation
  • Boiler replacement and hydraulics
  • Heat pump incl. heat load calculation
  • Air conditioning and ventilation
  • Maintenance and breakdown service
Structural work & fit-out
  • Masonry and concrete work
  • Wall openings and foundations
  • Screed and insulation
  • Window, door and frame installation
  • Refurbishment of existing buildings
03 Process

How we work together

Four steps, no surprises. You know in advance what will be done and what it costs.

01EnquiryTell us about your project — by phone, email or with photos. We get back to you promptly.
02On-site visitWe look at the situation, take measurements and clarify technical questions directly on site.
03Fixed quoteYou receive a written quote with line items, prices and a schedule. Only then do you decide.
04Execution & handoverWe carry out the work, document it and hand over with formal acceptance and all paperwork.

Exception for air conditioning: here you receive the quote first. We carry out the on-site survey afterwards, if you want one.

04 Company

homeworkbuddy UG

  • 6 registered trades
  • Master certified
  • Everything from one source
  • Fixed quote up front
OwnerEduard Fetter
Wallstraße 9
10179 Berlin
VAT ID: DE363829847
AC calculator

What will your air conditioning cost?

Enter your rooms and see the cooling load and device suggestion straight away. We use the same sizing as in our quotes.

1

Choose system type

2

Add your rooms

homeworkbuddy UG · Wallstraße 9 · 10179 Berlin