
Service provider for special-purpose machinery and automation: assembly, engineering, software, robotics and commissioning across locations in Germany and the USA.

Sojka Solutions Sondermaschinen & Anlagenbau GmbH
Lödla (Altenburg) · Falkenstein · Hebron (Cincinnati) · Houston · Detroit (in progress) · Charlotte (in progress)New on Amplifa
Your transatlantic full-service partner for automation
Sojka Solutions Sondermaschinen & Anlagenbau GmbH, positioned in the market as United Automation Hub (UAH), is an international service provider for special-purpose machinery and industrial automation. The company performs mechanical and electrical assembly of special-purpose machines, engineering (electrical engineering and mechanical CAD design), software development including PLC programming (Siemens, Beckhoff TwinCAT, Bosch Rexroth), robot programming and integration (KUKA, ABB, Fanuc, Dürr, Universal Robots) as well as commissioning with FAT and SAT. The portfolio is complemented by maintenance, retrofit, spare parts management, machine relocation and automation consulting. Customers include machine builders, component suppliers and producers from the automotive, battery, medical and pharmaceutical, aerospace as well as logistics and e-commerce sectors. With locations in Lödla (Altenburg) and Falkenstein in Germany as well as Hebron (Cincinnati) and Houston in the USA, the company serves projects worldwide with more than 75 engineers and technicians. Through the B2B platform UAH Connect and the shared manufacturing offering including CNC manufacturing in the USA, UAH extends its service model with digital and manufacturing capabilities.
- Site
- Lödla (Altenburg)
- Processes
- Assembly (mechanical and electrical assembly of special-purpose machines and automation systems), Engineering (electrical engineering and mechanical design, CAD construction), Software development for automation (PLC programming, robot programming,, Commissioning (I/O checks, system fine-tuning, FAT and SAT), Robot programming and integration (offline planning, simulation, cell simulations, teach-in;, PLC programming (Siemens, Beckhoff TwinCAT 2+3, Bosch Rexroth IndraWorks, IEC61131-3,, Machine relocation / international machine transfer, Maintenance, repair, retrofit/machine upgrades, spare parts management, remote maintenance (smart
- Materials
- Engineering & CAD design, PLC programming, Robot programming & integration, HMI & MES/SCADA integration, Commissioning & acceptance testing, Shared manufacturing (CNC)
- Founded
- 2015
- Employees
- 75+
- Industries
- Automotive, Battery industry, Medical & pharmaceutical, Aerospace, Logistics & e-commerce
- 01
Engineering (electrical engineering, mechanical CAD design)
- 02
Software development (PLC, robotics, vision, HMI)
- 03
Mechanical & electrical assembly
- 04
Commissioning (I/O checks, FAT/SAT)
- 05
Maintenance, retrofit & spare parts management
- 06
Shared manufacturing (CNC manufacturing USA)
Processes & Technologies
Engineering & CAD design
Electrical engineering and mechanical design of special-purpose machines from concept to detailed design.
PLC programming
Control systems according to IEC 61131-3 with Siemens, Beckhoff TwinCAT 2+3 and Bosch Rexroth IndraWorks, including Pilz safety controllers.
Robot programming & integration
Offline planning, simulation and commissioning of KUKA, ABB, Fanuc, Dürr and Universal Robots systems.
HMI & MES/SCADA integration
Operator interfaces and integration with proprietary MES and SCADA systems, programming also in C++/C#.
Commissioning & acceptance testing
Virtual commissioning, I/O checks, system fine-tuning up to full FAT and SAT acceptance.
Shared manufacturing (CNC)
Fixed-price contract manufacturing of components and machine assemblies, in the USA also with in-house CNC manufacturing.
Locations

Lödla (Altenburg)
DEHeadquarters and service center

Falkenstein
DEService center (engineering & software)

Hebron (Cincinnati)
USAService center (office, automation services, academy, warehouse and assembly space)

Houston
USAService center (office, automation services, academy, warehouse and assembly space)

Detroit
USAService center (in progress)

Charlotte
USAService center (in progress)
Services & Assemblies




Inside the production




Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Assembly (mechanical and electrical assembly of special-purpose machines and automation systems)Assembly | – | – | – | – | – |
| Engineering (electrical engineering and mechanical design, CAD construction)Engineering | – | – | – | – | – |
| Software development for automation (PLC programming, robot programming,Engineering | – | – | – | – | – |
| Commissioning (I/O checks, system fine-tuning, FAT and SAT)Assembly | – | – | – | – | – |
| Robot programming and integration (offline planning, simulation, cell simulations, teach-in;Engineering | – | – | – | – | – |
| PLC programming (Siemens, Beckhoff TwinCAT 2+3, Bosch Rexroth IndraWorks, IEC61131-3,Engineering | – | – | – | – | – |
| Machine relocation / international machine transferAssembly | – | – | – | – | – |
| Maintenance, repair, retrofit/machine upgrades, spare parts management, remote maintenance (smartAssembly | – | – | – | – | – |
| Contract manufacturing / shared manufacturing (manufacturing of components and machine assemblies,Machining | – | – | – | – | – |
Additional services
Reference customers
Company History
- 2015
Christian Sojka founds 'Sojka Solutions' as a one-man company in Schmölln (Thuringia) with €3,500 of starting capital; beginning with project services for the automotive industry.
- 2016
Growth to more than 10 employees; expansion from the automotive into the battery industry.
- 2017
First US projects with Tesla USA in Reno, following Tesla's acquisition of Grohmann Engineering.
- 2018
Battery projects in Europe, among others with Accumotive (Kamenz), BMW (Dingolfing) and the Porsche Taycan project (Sachsenheim); expertise in cylindrical and prismatic cell technologies.
- 2019
New customers in the USA; first projects in Mexico, Switzerland, the Netherlands, Sweden, Poland and Austria.
- 2020
Fully integrated services (assembly, engineering, software, commissioning) from a single source; additional Falkenstein location in the Vogtland region for engineering and software talent.
- 2021
More than 25 leading machine-building companies as customers; established full-service position in the automation services sector.
- 2022
First time over €10 million in revenue, financed from own resources; strategic development of the UAH business model as a full-service provider with local service capacities.
- 2023
Opening of the first US location in Cincinnati (Hebron) to cover the Great Lakes region and the Midwest.
- 2024
Second US location opened in Houston; official rebranding from Sojka Solutions to United Automation Hub.
- 2025
Investments in digital and AI capabilities: launch of ORBIT as an administration platform and UAH Connect as a B2B marketplace; more than 25 component manufacturers onboarded (including Festo, KUKA, GETT, IFSYS) and 10 new machine-building customers acquired.