# IT service provider in Berlin & Brandenburg > IT support, custom software and electronics for businesses in Berlin and Brandenburg since 2006. One contact who builds things himself. Source: https://1x1it.de/en/ Remote support in minutes, on-site service and maintenance contracts that keep your IT running. And where off-the-shelf is not enough, we build it ourselves: from circuit board to server. [Describe your IT problem](https://1x1it.de/en/kontakt/#anfrage) [0173 644 22 17](tel:+491736442217) Urgent problem? [Start remote support](https://1x1it.de/en/it-support/fernwartung/). On site in Berlin, Potsdam and the Havelland. IT-Solutions - **Service:** Support for servers, clients and networks - **Founded:** 2006 - **Location:** Möthlow, 14715 Märkisch Luch - **Coverage:** Berlin & Brandenburg, on site and via remote support Choose a service area Board Firmware Software Database Server Network ## Circuit board PCB layout, assembly and prototypes, made in Germany. [View electronics](https://1x1it.de/en/hardware-entwicklung-programmierung/) ## Firmware Embedded programming for STM32 and ESP32, sensors and IoT connectivity. [View embedded](https://1x1it.de/en/hardware-entwicklung-programmierung/) ## Software Custom software in PHP, Python, C# and C++. We modernise legacy systems without a big bang. [View software projects](https://1x1it.de/en/softwareentwicklung/) ## Database Schema design, migration and performance tuning for MySQL, MS-SQL and MongoDB. [View databases](https://1x1it.de/en/datenbankdesign/) ## Server IT support with backup, updates and monitoring. Remote support via our own server in Germany. [View IT support](https://1x1it.de/en/it-support/) ## Network Workstations, Wi-Fi, VPN and IT relocation, on site in Berlin and Brandenburg. [View IT support](https://1x1it.de/en/it-support/) Berlin & Brandenburg From circuit board to server ## IT support that keeps your business running Six building blocks for SMEs, trades businesses and the self-employed. Individually when needed, or together in a maintenance contract with a fixed monthly fee. [Remote support We connect securely to your computer, you watch along, and we solve the problem directly. Details](https://1x1it.de/en/it-support/fernwartung/) [On-site service When a fault has to be fixed physically, we come to you with the right tools. Details](https://1x1it.de/en/it-support/vor-ort-service/) [Maintenance contract A monthly flat fee instead of hourly billing when something goes wrong. We monitor and react before things break. Details](https://1x1it.de/en/it-support/wartungsvertrag/) [Emergency hotline For customers with a maintenance contract, the emergency number also rings outside business hours. Details](https://1x1it.de/en/it-support/notfall-hotline/) [Backup & security Set up, tested and documented, so your backup can really be restored in an emergency. Details](https://1x1it.de/en/it-support/backup/) [Updates & migration Operating system, Office or server: planned, tested and switched over with minimal downtime. Details](https://1x1it.de/en/it-support/updates-migration/) [All about IT support](https://1x1it.de/en/it-support/) [Request a maintenance contract](https://1x1it.de/en/it-support/wartungsvertrag/) ## We step in where off-the-shelf ends. We are not the first call, but the most reliable one when the usual approach has run its course and things still have to move forward. - **Custom solutions:** The finished product only fits 80 %? We build the missing 20 %: software, interfaces and hardware bridges between systems that the manufacturer never connected. - **Complex migrations:** Legacy systems without a clean export interface, unusual data structures, minimal downtime. We plan the cutover and switch over without data loss. - **Stubborn problems:** The fault cannot be reproduced, the log file shows nothing, the manufacturer says "everything is fine on our side". We dig deeper until the real cause is found. [How we work in IT support](https://1x1it.de/en/it-support/) ## IT playing up? We can be on your screen in minutes. Via our own remote support server in Germany. No installation, no account, no third-party cloud. - Download the package: The ZIP file contains the remote support program for Windows. - Unzip and start: Double-click "Fernsupport starten" (start remote support). Nothing is installed. - Tell us the ID and password: Call us on [0173 644 22 17](tel:+491736442217) and we will connect. [Download remote support (ZIP, 23 MB)](https://1x1it.de/wp-content/uploads/2026/06/1x1IT-Fernsupport.zip) ## AI in your business: just ask your systems. We connect AI to your order management, databases, documents and equipment. Your team asks in plain language, the AI searches, summarises and prepares the next step. A person still gives the approval. - Ask instead of search: Answers from your own data, with the source. - Automate workflows: Incoming mail, quotes, fault reports. [View AI in your business](https://1x1it.de/en/ki-im-unternehmen/) Example AI interface - Employee: Which maintenance jobs are due this week? - AI queries: Maintenance schedule · customer records - AI: Three. The first is tomorrow at 8 am in Nauen. Shall I prepare the job sheets? - [Study software for an international pharmaceutical company](https://1x1it.de/en/referenzen/#studien) 1x1-MedCare, scientific publications in 2015 and 2025 - [Effects hardware and monitoring for a large advertising screen on Kurfürstendamm](https://1x1it.de/en/referenzen/#werbeflaeche) Campaigns in 2023 and 2024, monitoring still in operation today - [Our own software for trades businesses and SMEs](https://1x1it.de/en/workorderagent/) 1x1-WorkOrderAgent, developed in-house ## More than IT support: everything from one source Where off-the-shelf is not enough, we develop it ourselves: software, interfaces and electronics. What we build, we continue to support. [IT support & maintenance Computers, servers and network keep running. If not, we are on your screen via remote support within minutes, or on site. Coverage on site & remote Contract Maintenance with emergency hotline View IT support Type 01](https://1x1it.de/en/it-support/) [Software & interfaces Custom software that connects your existing systems instead of replacing them. Even where a standard product only fits 80 %. Languages PHP, Python, C#, C++ Data MySQL, MS-SQL, MongoDB Integration REST, SOAP, legacy systems View software projects Type 02](https://1x1it.de/en/softwareentwicklung/) [Electronics & equipment Circuit boards, embedded firmware and control cabinets, made in Germany and monitored remotely if you wish. Hardware PCB layout, STM32, ESP32 Build Control cabinet construction Operation Condition monitoring View electronics Type 03](https://1x1it.de/en/hardware-entwicklung-programmierung/) [AI in your business The interface between people and machines](https://1x1it.de/en/ki-im-unternehmen/) [Databases Design, migration, tuning](https://1x1it.de/en/datenbankdesign/) [Industrial monitoring Sensors, alerting, camera analysis](https://1x1it.de/en/industrialmonitoring/) [Smart home Home Assistant, vendor-independent](https://1x1it.de/en/homeassistant/) [All services incl. data recovery and IT relocation](https://1x1it.de/en/dienstleistungen/) ## Project log A selection from almost two decades. We do not name clients on the home page; the details are in the references. | Year | Client | Work | Status | | 2015–2025 | International pharmaceutical company | 1x1-MedCare software for clinical studies, two scientific publications as co-author | In operation | | 2023 | Large digital advertising screen, Kurfürstendamm | Effects hardware for a streaming service's campaign | Completed | | 2024 | Large digital advertising screen, Kurfürstendamm | Effects hardware for a home appliance manufacturer | Completed | | ongoing | Outdoor advertising company, Berlin | Multi-year monitoring of advertising sites: lighting, outages, alerting | In operation | [All references in detail](https://1x1it.de/en/referenzen/) ## Our own software for trades businesses and SMEs The 1x1-WorkOrderAgent brings orders, accounting and office work together in one system. When you call, you speak to the developer. - Quote, order, invoice and e-invoice (XRechnung and ZUGFeRD e-invoice formats) in one process - Banking with account reconciliation and SEPA direct debit, DATEV export (the accounting software most German tax advisers use) - Timesheets, appointments, fleet management and customer portal - Hosted in Germany, daily backups [Discover WorkOrderAgent](https://1x1it.de/en/workorderagent/) [Try it free for 20 days](https://1x1it.de/shop/) woa.1x1it.de/auftraege WorkOrderAgent Orders Customers Appointments Timesheets Invoices Banking Documents Orders New order Open 14 In progress 6 To invoice 3 | No. | Customer | Status | Amount | | A-2419 | Example Joinery | In progress | €1,240.00 | | A-2418 | Sample Electrical Ltd | Accepted | €3,980.50 | | A-2417 | Market Square Practice | E-invoice | €612.80 | | A-2416 | North Property Management | Quote | €2,150.00 | Recreated view with sample data. Real screenshots are in the [WorkOrderAgent wiki](https://1x1it.de/en/wiki/workorderagent/) (in German). One contact - **Role:** Development, engineering, support - **Training:** Electrician, IT specialist - **Qualification:** Network manager, system integrator - **Since:** 2006 ## You speak to the person who builds it. "We do not sell you what we have, but what you need. Sometimes that includes 'You don't need that'." No call centre, no ticket ping-pong. When you call 1x1 IT-Solutions, you reach the person who designed the circuit board, wrote the software and set up the server. That saves time and avoids misunderstandings. [Who is behind 1x1 IT-Solutions](https://1x1it.de/en/ueber-uns/) ## Tell us what is not working. We listen before we offer anything, and we tell you when you do not need something. [0173 644 22 17](tel:+491736442217) [Request a first call](https://1x1it.de/en/kontakt/#anfrage)