Rheinland Solar

What Rheinland Solar does

Rheinland Solar GmbH is a German specialist EPC contractor headquartered in Neuss, founded in 2009, that designs and builds integrated energy infrastructure for commercial, industrial, municipal, and critical-infrastructure customers. Over more than 15 years, the company has completed 1,000+ projects and installed 50+ MWp of PV capacity, with reference customers spanning aviation (Fraport), industrial manufacturing (Stihl, Hörmann), logistics and quarrying (Hülskens), municipal utilities (Stadtwerke Wülfrath, Deponie Dormagen), retail (Huga), sports venues (Merkur Spiel-Arena), and entertainment (Savoy Theater).

The company's core offering combines rooftop and floating photovoltaic systems, battery energy storage, EV and E-LKW charging infrastructure, UPS systems, and KRITIS/NIS2-compliant energy solutions into turnkey projects. Underlying technology includes a proprietary Klebemontage (adhesive mounting) system with DIBt approval, floating PV expertise demonstrated at Kieswerk Goch (500 kWp), and AI-driven multi-asset optimization delivered via a partnership with Birdtical's ArchiteX energy management system, which provides SOC-Sharing battery algorithms. For critical-infrastructure customers, the company integrates Siemens SICAM grid-control technology.

The business model is project-based EPC revenue from one-time installations, complemented by recurring maintenance and service contracts on the installed base. Go-to-market is direct enterprise sales with dedicated key account managers serving mid-to-large German accounts. Revenue is not publicly disclosed, and the company remains privately held with no external investors identified.

Name

Rheinland Solar

Legal name

Rheinland Solar GmbH

Website

https://rheinland-solar.de

Company type

Private

Founded year

2009

Operating status

Operating

Headcount range

11–50 employees

Short description

Rheinland Solar GmbH is a Neuss-based German EPC contractor, founded 2009, that delivers turnkey photovoltaic, battery storage, EV/E-LKW charging, and KRITIS energy infrastructure to commercial, industrial, and municipal customers across Germany.

Ownership category

akta.pro rank

Product category

Commercial Solar EPC Services

NAICS

Solar Electric Power Generation (221114)

akta.pro primary industry

Solar EPC & Construction (Utility-Scale, Rooftop, Balance of System) (EUAMABAB)

akta.pro secondary industries

Solar Roofing & Roof-Mounted PV Systems (IMADAFAO), Solar PV Power Plant EPC (Utility-Scale) (EUAEAAAG), Renewable Distributed Generation (Rooftop/Onsite Solar, Small Wind, Small Hydro) (EUACALAJ), Electrical Balance-of-Plant EPC (MV Collection, Cabling, Earthing, Lighting) (EUAEADAB)

Keywords

• Commercial photovoltaic systems
• Battery storage solutions
• EV charging infrastructure
• Industrial energy solutions
• Critical infrastructure power supply

Headquarters

HQ city

Neuss

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. EPC - Engineering, Procurement & Construction: One-time project-based revenue from the design, procurement, and installation of custom photovoltaic systems (rooftop, ground-mounted, floating, facade), battery storage systems (50 kWh to 5+ MWh), EV charging infrastructure, and UPS systems. Projects range from 100 kWp to over 4 MWp. References include Fraport, Hörmann, Stihl.
2. Maintenance and Service Contracts: Recurring revenue from ongoing monitoring, maintenance, service contracts, and DGUV-V3 inspections for installed PV, storage, and charging systems. Includes remote monitoring, regular system checks, and individual maintenance agreements.
3. Energy Consulting and Economic Analysis: Consulting services including free initial energy consultation and fee-based detailed economic analyses, energy concept development, and regulatory compliance advisory (NIS2, KUEBLL, industrial electricity pricing).

Go-to-market motion2 records

Distribution channels3 records

Marketing channels7 records

Core offering

Rheinland Solar is a turnkey EPC (Engineering, Procurement, Construction) provider of commercial and industrial energy systems. The company designs, procures, installs, and maintains photovoltaic systems (rooftop, ground-mounted, floating, facade), battery storage, EV charging infrastructure, UPS systems, and specialized energy supply packages for critical infrastructure (KRITIS), all managed via the AI-driven ArchiteX Energy Management System with proprietary Klebemontage glued mounting technology for low-load roofs.

Product overview

Rheinland Solar is a German turnkey energy solutions provider specializing in photovoltaic, battery storage, EV charging infrastructure, and power supply systems for commercial, industrial, and municipal customers. Its core product portfolio comprises individually planned PV systems (rooftop, ground-mounted, floating, and facade installations ranging from 100 kWp to 4+ MWp), scalable commercial battery storage (50 kWh–5+ MWh) managed by the Birdtical ArchiteX EMS with KI-based SOC-Sharing, complete EV charging infrastructure (wallboxes to HPC for E-LKW), and uninterruptible power supply (USV) systems. These are complemented by fuel cell solutions and specialized energy supply packages for critical infrastructure (KRITIS) integrating IEC 62443 cybersecurity, NIS2 compliance, and cloud-based monitoring. The company delivers all solutions from planning through commissioning to ongoing maintenance, serving as a single-source contractor.

Differentiator

Problem solved

Functional benefit

Products and services

• Photovoltaik (PV-Anlagen) Individually planned solar power systems for commercial and industrial buildings, including rooftop, ground-mounted (Freiflächen), floating (Floating-PV), and facade-integrated installations. Systems range from 100 kWp to over 4 MWp, with proprietary Klebemontage glued mounting technology for low-load roofs (from ~5 kg/m²) and special solutions for challenging surfaces such as stadium roofs or industrial facades.
• Batteriespeicher (Gewerbe- & Industriepspeicher) Scalable commercial battery storage systems from 50 kWh to 5+ MWh for businesses, industry, and municipalities. Integrated with the ArchiteX EMS (Birdtical) for autonomous KI-based SOC-Sharing across three application layers: USV backup, peak shaving, and energy trading/self-consumption optimization. Supports Huawei LUNA 2000, Socomec SUNSYS HES, Riello HBS, and Modbus TCP-compatible storage systems.
• Ladeinfrastruktur (E-Mobilität) Complete EV charging infrastructure for businesses and municipalities — from wallboxes for workplaces to public AC/DC charging stations and high-power DC fast charging (HPC) systems. Integrated with PV and battery storage via ArchiteX EMS for PV-guided charging and dynamic load management. Supported hardware includes KEBA P30/P40, Alfen Eve Single, and Alpitronic Hypercharger.
• Ladeinfrastruktur für E-LKW & Logistik Specialized DC fast charging infrastructure for electric trucks and commercial logistics fleets. Features high-power charging (150–400 kW), dynamic load management, and integrated energy concepts combining PV and battery storage. Includes THG quota monetization support and maut (toll) exemption optimization.
• USV-Anlagen (unterbrechungsfreie Stromversorgung) Uninterruptible power supply systems in three classes: Class 1/VFI (online/double-conversion, no switching time), Class 2/VI (line interactive, 2–4ms switching), and Class 3/VFD (standby/offline, 4–10ms switching). Protects critical industrial processes and IT infrastructure from power outages and grid disturbances.
• Brennstoffzellen Fuel cell systems for industrial and commercial use that convert chemical energy into electricity and heat at high efficiency (~60% electrical, 40% thermal). Planned and installed as part of holistic energy solutions for facilities requiring high reliability and low emissions.
• Energieversorgung für kritische Infrastruktur (KRITIS) Turnkey energy supply solutions for KRITIS operators combining PV, battery storage, and UPS with cybersecurity (IEC 62443, NIST) and NIS2 compliance. Centerpiece is the ArchiteX EMS (Birdtical) with KI-based SOC-Sharing across three security levels, real-time cloud monitoring, TLS encryption, hardware firewall, and OTA updates. Supports FCR/aFRR regulation energy participation.
• Wartung & Service Comprehensive maintenance and service package for installed PV, storage, and charging infrastructure — including annual DGUV-V3 inspections, remote monitoring, preventive maintenance, troubleshooting, and individual service contracts for long-term system operation.

Quantifiable outcome

• Up to 40% reduction in electricity costs
• +6 more outcomes

Named customers12 records

Segments5 records

Ideal customer profiles5 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration17 records

AI capability7 records

Feature6 records

Partnerships

Six partnerships are on record, tiered major, minor and core.

• Hülskens Holding GmbH & Co. KGmajorStrategic or Co-development Partner · 1 October 2025Joint development and execution of a 500 kWp floating PV system at the Heinrich Schmitz gravel pit in Goch (Kreis Wesel). Hülskens handled project development including site analysis and permits; Rheinland Solar executed construction, assembly, and grid connection. The project served as a pilot and practice example for floating PV in NRW, with results shared at a joint Fachinformationsveranstaltung with politicians, utilities, and local businesses.
• ZIMMERMANN PV-Steel GroupmajorStrategic or Co-development Partner · 1 October 2025Structural and buoyancy system design partner for the 500 kWp floating PV project at Kieswerk Goch. ZIMMERMANN PV-Steel Group was responsible for the floating structure and support system design, complementing Rheinland Solar's installation and grid connection capabilities. The project demonstrates a clear competencies-based cooperation model.
• RWTH AachenminorStrategic or Co-development Partner · 1 January 2025Research collaboration on ecological impacts of floating PV systems. Hülskens has been conducting a research project with RWTH Aachen since 2024 to study effects on temperature, biodiversity, fish, and bird life. Rheinland Solar was the installation partner for the pilot project whose results feed into this research.
• BirdticalcoreTechnology or IntegrationBirdtical's ArchiteX EMS (Energy Management System) is a core technology component in Rheinland Solar's KRITIS energy solutions and commercial battery storage systems. The ArchiteX EMS provides AI-driven three-tier SOC-Sharing, cybersecurity (IEC 62443, NIST), and integration with multiple inverter and storage brands (SMA, Huawei, SolarEdge, Fronius, Goodwe, Kostal, Huawei LUNA 2000, Socomec, Riello). Rheinland Solar positions this as a key differentiator in their intelligent storage offerings.
• Siemens (SICAM platform)coreTechnology or IntegrationRheinland Solar integrates the Siemens SICAM platform in combination with Birdtical's ArchiteX EMS for their KRITIS and commercial energy solutions. The SICAM-Lösung provides industrial-grade energy management capabilities as part of the overall system architecture offered by Rheinland Solar.
• AlpitroniccoreTechnology or IntegrationRheinland Solar deploys Alpitronic Hypercharger DC fast charging stations (HYC50 to HYC400 series) as the hardware backbone for E-LKW and fleet charging infrastructure. The partnership enables high-power DC charging with dynamic load management, scalable to the megawatt range for large logistics operations.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Emerging players

• SENEC: Leipzig-based battery-storage manufacturer and energy management provider serving German residential and commercial customers. Partial overlap with Rheinland Solar's commercial battery storage and ArchiteX EMS-based offering, though SENEC is more product-led and less EPC-driven than Rheinland Solar's integrated project model.
• Sonnen: German battery-storage specialist (now part of Shell) offering residential and small-commercial storage systems with energy management. Comparable to Rheinland Solar's commercial storage business but focused on smaller-scale systems and operating with significantly more brand recognition and corporate backing.

Direct peers

• Memodo: German solar distribution and project company supplying PV components and EPC services to commercial installers and direct enterprise customers. Comparable to Rheinland Solar as a German C&I-focused PV project company with project-based revenue and commercial energy storage offerings.
• SOLARWATT: Dresden-based manufacturer of solar modules and glass-glass panels operating a German-wide installation network for residential and commercial PV with battery storage and energy management. Comparable to Rheinland Solar as a vertically integrated German PV provider with proprietary technology and a focus on self-consumption optimization.
• Enerix: German franchise network specializing in turnkey photovoltaic systems for commercial, industrial, and residential customers with integrated battery storage. Enerix is the closest direct competitor to Rheinland Solar in the German C&I solar EPC segment with a comparable consultative sales model and project-based delivery.
• 1Komma5°: Hamburg-headquartered energy startup offering integrated photovoltaic, heat pump, EV charging, and dynamic electricity tariff solutions for households and businesses across Europe. Direct peer in the integrated energy-solutions segment with a similar turnkey approach, though backed by significantly more venture and growth capital.
• Zolar: Berlin-based online platform connecting German customers with regional PV installers and offering turnkey solar, storage, and EV charging solutions. While more residential-skewed, Zolar overlaps with Rheinland Solar in the German turnkey PV-plus-storage-plus-charging segment and pursues a similar integrated energy-system proposition.

Broad incumbents

• EnBW: Large German energy utility with a growing renewable-energy and customer-solutions business including commercial PV, wind, and EV charging infrastructure. Comparable as a large German utility pursuing C&I renewable-energy and e-mobility opportunities, though EnBW operates across the full energy value chain beyond solar EPC.
• E.ON Solar Solutions: Solar and energy-efficiency arm of E.ON, one of Germany's largest energy utilities, offering rooftop and ground-mounted PV, storage, and EV charging for commercial and industrial customers. A broader incumbent serving many of the same enterprise and municipal accounts Rheinland Solar targets, but as part of a much wider utility portfolio.
• Viessmann: German heating, HVAC, and integrated energy-solutions manufacturer serving residential and commercial customers with heating systems increasingly bundled with PV, storage, and heat-pump offerings. Adjacent broad incumbent operating in integrated building energy with overlap into the holistic PV+storage+EMobility proposition.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/@RheinlandSolarGmbH
• Facebookfacebook.com/rheinlandsolar
• LinkedInlinkedin.com/company/rheinland-solar-gmbh
• Instagraminstagram.com/rheinlandsolar

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Rheinland Solar