About us

The Kolb Group combines 100 years of experience and the expertise of around 100 employees. Together, we provide the full range of electrical engineering services beyond the region.

Which of our services would you like to find out more about?

Installations

Electrical installations are our core competence. We implement them in single-family homes and residential developments, in industrial and commercial enterprises, in public buildings such as schools and shopping centers, in hotels and infrastructure facilities, etc. 

Our offer for you:

• Residential buildings: Whether a single-family home or residential development, we support you from the planning stage through to implementation and moving in. 

• Industrial and commercial: Our 100 or so employees implement a number of shopfitting, office, industrial and commercial projects throughout the Rhine Valley every year.  

• Public buildings: Over the years, we have realized reference projects in the administrative, school and sports sectors.  

Service and maintenance 

Electrical installations age and need to be replaced from time to time. Our service staff are there for you so that we can carry out upcoming and urgent service, maintenance and repair work professionally and promptly. The scope of the work to be carried out is irrelevant: we install lights, maintain technical systems in commercial buildings and carry out minor electrical conversions for private individuals, trade and industry.

Your advantages:

• Personal, expert advice and straightforward execution

• Our six locations mean we are also close to you

• Periodic device testing in accordance with standard SNR 462638

• Testing of electrical installations (electrical inspections)

• 24-hour service

Netzbau

We have access to the latest technologies and use the latest LIS-CAD drawing programs, measuring devices, vehicles and machines. Our employees are constantly undergoing further training for you.

Your benefits:

• From planning to implementation, everything from a single source

• Network consulting and analysis

• Safety and maintenance concepts

• LIS-CAD line documentation

• 24-hour service

Communication and network solutions

It wasn't so long ago that the business world still communicated by letter, landline telephone and fax. Today, the information and communication sector is undergoing constant change.

In order to provide you with the best possible support, our main focus is on needs-oriented consulting, planning and implementation of modern communication and network solutions. We also offer you comprehensive support and round-the-clock assistance.

Our services for you:

• Communication cabling: We network buildings with the right copper and/or fiber optic technology.

• Mobile communication: We realize the mobile networking of people using state-of-the-art technologies.

• Switching and routing: We network you worldwide. 

• VoIP (Voice over IP): We connect you with your customers, partners and fellow human beings via Internet telephony.

• UCC (Unified Communications and Collaboration): We expand your communication options and thus facilitate exchange and collaboration.

• We advise you independently of manufacturers and providers

• 24-hour service

Building automation

With our automation solutions, you have technical equipment such as lighting, blinds, heating, ventilation, multimedia and security technology under control at all times and regardless of location - and their energy consumption as well.

Your advantages:

• Autonomous, needs-based building technology

• Control and monitoring of building technology

• Control via smartphone and tablet

• Resource-saving, energy-optimized solution

• Comfort gain

• 24-hour service

Specialist shop

In our specialist electrical store, you will find a selected range of electrical items for everyday use. From miniature fuses to light bulbs, vacuum cleaner bags and household appliances - whatever we don't have on site, we will organize for you as quickly as possible.

Our offer for you:

• Personal advice: Our specialist store is your point of contact for all our services - you are always welcome here.

• Household appliances: We come to your home, take measurements and find the right model for you.

• For everyday use: Batteries, hair dryers, shavers, blenders, vacuum cleaners are just a small selection of our range.

• Maintenance service: Plug torn off? Socket burnt out? We can repair all kinds of small appliances for you.