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Ludwig Hammer GmbH Tech Stack

Building systems integrator specializing in HVAC, controls, and facility automation

Construction Kleinostheim, Bayern 51–200 employees Public Company

Ludwig Hammer is a mid-market MEP (mechanical, electrical, plumbing) contractor in Germany focused on building automation, HVAC, and facility control systems. The tech stack—CAD, Revit, SAP S/4HANA, and industrial protocols (BACnet, Modbus, KNX)—reflects a capital-intensive, project-driven operation with deep technical execution. Hiring is heavily weighted toward engineering (63% of active roles) at intern and junior levels, paired with ongoing pain points around project cost control and procurement optimization, indicating a business scaling execution capacity while improving operational backbone.

Tech Stack 17 technologies

Core StackAutoCAD Revit SAP Siemens SAP S/4HANA SAP SuccessFactors CAD AutoCAD MEP Microstation Microsoft Office ERP BACnet Modbus KNX Word Excel Outlook

What Ludwig Hammer GmbH Is Building

Challenges

  • Integrating new companies in m&a
  • Cash flow optimization
  • Optimizing building automation
  • Optimierung kaufmännischer prozesse
  • Reducing co₂ emissions
  • Improving company processes
  • Building project management area
  • Project cost control
  • Optimizing procurement streams
  • Supplier evaluation

Active Projects

  • Implementing procurement strategy across group
  • Framework contract negotiations
  • Unternehmensprozessverbesserung
  • Energie- und gebäudetechnik projekte
  • Provisioning and accruals management
  • Hvac installation with msr component
  • Maintenance execution
  • Panel cabinet planning
  • Developing procurement guidelines and processes
  • Improving data collection and spend analysis methods

Hiring Activity

Accelerating160 roles · 75 in 30d

Department

Engineering
103
Ops
17
Construction
15
Support
10
Finance
7
Executive
2
Sales
2
HR
1

Seniority

Mid
48
Intern
37
Junior
33
Senior
24
Manager
13
C-Level
2
Lead
1

Notable leadership hires: Managing Director, Payroll Team Lead

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About Ludwig Hammer GmbH

Ludwig Hammer provides integrated technical building systems services—installation, maintenance, and retrofitting of HVAC, heating, cooling, ventilation, climate control, and sanitary systems for commercial and industrial clients. The company operates across the full project lifecycle: design (using Revit and AutoCAD MEP), execution, and long-term maintenance. They currently manage multiple concurrent energy and building technology projects while simultaneously pursuing internal process improvements in procurement, cost tracking, and post-acquisition integration. The business is based in Kleinostheim, Bavaria, and staffed across 51–200 employees.

HeadquartersKleinostheim, Bayern
Company Size51–200 employees
Hiring MarketsGermany

Frequently Asked Questions

What is Ludwig Hammer's tech stack?

CAD (AutoCAD, Revit, MicroStation), SAP S/4HANA for ERP, SAP SuccessFactors for HR, plus industrial control protocols: BACnet, Modbus, KNX. Design and modeling tools dominate; no recent tech migrations noted.

What countries does Ludwig Hammer hire in?

Currently Germany only. All active recruiting is domestic, based in Bavaria.

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