HMB

What HMB does

HMB GmbH is a privately held German photovoltaic engineering, procurement, and construction (EPC) contractor headquartered in Meppen, Lower Saxony. Founded in 2005 and operating with approximately 50 employees, the company designs, procures, installs, and commissions PV systems across a wide size range — from 5–18 kWp residential installations through 135 kWp+ commercial and agricultural systems up to multi-megawatt solar parks. Core capabilities are delivered in-house across the full asset lifecycle: feasibility and shading analysis, system and inverter design, low- and medium-voltage grid coordination with the distribution system operator, protection testing, park control implementation, DIN-compliant plant certification, and ongoing technical operational management via a remote monitoring portal that delivers continuous functional testing, malfunction reporting, and yield analytics.

The company's product portfolio is anchored by its co-developed large-scale (>1 MWh) LiFePO4 battery energy storage container, built in partnership with Indrivetec AG of Switzerland, which enables peak shaving, grid-connection capacity expansion, and participation in German energy markets (EPEX, APEX, FCR, equilibrium). For smaller-scale storage, HMB resells solutions from Tesvolt, Intillion, and Huawei. Specialized services include thermographic inspection, electroluminescence examination, E-checks, sensor calibration, and technical connection control under FNN and BDEW standards. The technology stack is conventional in terms of AI/ML — there is no disclosed proprietary machine-learning capability — but the in-house certification and compliance function is a regulated specialty that gates utility-scale work in Germany.

HMB generates revenue through four streams: (1) one-time EPC contracts ranging from residential complete packages to multi-megawatt solar parks; (2) recurring technical operational management and monitoring contracts priced by system size; (3) one-time sale and integration of BESS units; and (4) investor relations intermediation connecting landowners and farmers with PV investors in Germany and the Netherlands for rooftop and land lease development. Go-to-market is direct sales-led: all engagements are initiated through the company website, phone, or dedicated service-line email addresses, and there is no self-serve or e-commerce channel. The customer base spans four segments — agriculture (primary), commercial and trade (primary), private residential (secondary), and utility-scale solar parks (secondary) — with reference installations across Lower Saxony and the Netherlands including projects at Barger-Compascuum (12,248 kWp), Tweelbäke (4,413 kWp), Nieuweroord (2,000 kWp), Melle (1,995 kWp), and a 2,710 kWp commercial installation in Germany.

Name

HMB

Legal name

HMB GmbH

Website

https://hmb-energy.de

Company type

Private

Founded year

2005

Operating status

Operating

Headcount range

11–50 employees

Short description

HMB GmbH is a Meppen-based German PV EPC contractor and BESS integrator serving residential, agricultural, commercial, and utility-scale customers across Lower Saxony and the Netherlands with turnkey solar installations, LiFePO4 storage, and recurring technical management.

Ownership category

akta.pro rank

Product category

Photovoltaic EPC and Energy Storage Services

NAICS

Solar Electric Power Generation (221114), Electric Power Generation (22111)

akta.pro primary industry

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

akta.pro secondary industries

Utility-Scale BESS Project Development & Ownership (IPP/Developer) (EUAFAAAA), BESS Operations, Maintenance & Asset Performance Management (APM) (EUAFAAAG), Renewable Distributed Generation (Rooftop/Onsite Solar, Small Wind, Small Hydro) (EUACALAJ), Distributed & Commercial Renewable O&M (Rooftop Solar, C&I Wind, Small Hydro) (EUAMAGAB), Solar Balance-of-Plant EPC (Piles/Foundations, Trenching, Combiner Networks) (EUAEADAJ)

Keywords

• Photovoltaic EPC services
• Solar system installation
• Battery energy storage
• Solar park construction
• PV technical management

Headquarters

HQ city

Meppen

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

Revenue model

1. EPC (Engineering, Procurement & Construction): Full-service EPC contracts for the design, procurement, installation, and construction of photovoltaic systems ranging from 5 kWp (residential) to 15,000+ kWp (solar parks). Includes system design, component sourcing, installation, infrastructure, and grid connection.
2. Technical Operational Management & Monitoring: Ongoing monitoring and maintenance services mapped to individual service packages based on system size. Includes remote monitoring, annual inspections, preventive maintenance, troubleshooting, on-call/emergency service, and specialized services such as module cleaning and thermographic inspection.
3. BESS (Battery Energy Storage Systems) Sales & Integration: Sale and integration of large-scale battery storage systems (>1 MWh) co-developed with Indrivetec AG, plus smaller storage solutions from partners Tesvolt, Intillion, and Huawei. Storage enables peak-shaving, capacity increase, and energy market trading.
4. Investor Relations / Land and Roof Leasing: HMB acts as an intermediary connecting investors with landowners/property owners. Investors lease and develop PV installations on agricultural or commercial buildings; HMB facilitates the arrangement and likely earns a project development or commissioning fee.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels3 records

Core offering

HMB GmbH designs, procures, and constructs photovoltaic systems for residential, commercial, agricultural, and utility-scale customers in Germany and the Netherlands, ranging from 6 kWp private rooftop installations to 15,000+ kWp solar parks. The company also delivers large-scale Battery Energy Storage Systems (BESS) co-developed with Indrivetec AG using LiFePO4 chemistry, alongside ongoing technical operational management, remote monitoring, and DIN-compliant measurement, control, and certification services.

Product overview

HMB GmbH is a photovoltaic (PV) and energy storage systems provider based in Meppen, Germany, offering a comprehensive portfolio of solar energy solutions. The company operates a unified full-service model consisting of EPC (Engineering, Procurement & Construction) for system installation, Technical Operational Management & Monitoring for ongoing asset management, and Measurement/Control/Certification services for compliance. Their product range spans from small residential PV systems (6-18 kWp) to utility-scale solar installations (up to 15,000+ kWp), complemented by large-scale BESS (Battery Energy Storage Systems) exceeding 1MWh developed in partnership with Indrivetec AG, and smaller battery storage solutions via partners Tesvolt, Intillion, and Huawei. HMB serves residential, agricultural, commercial, and industrial customers across Germany's Emsland, Grafschaft Bentheim, and Cloppenburg districts.

Differentiator

Problem solved

Functional benefit

Products and services

• EPC (Engineering, Procurement & Construction)

Quantifiable outcome

• PV installation completed in 4–6 weeks (private systems)
• +2 more outcomes

Named customers8 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

One partnership is on record.

• Indrivetec AG (Switzerland)coreStrategic or Co-development PartnerHMB co-developed an energy storage container (BESS, >1 MWh) with Indrivetec AG of Switzerland. The BESS uses LiFePO4 battery chemistry and enables peak-shaving, capacity increase, and energy trading. This is the core proprietary storage product offered by HMB. The partnership is described as a co-development, indicating shared intellectual contribution and likely exclusive or preferred commercial arrangement.

Scale indicators4 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Sonnen: German residential and small-commercial battery storage specialist (now owned by Shell). Competes with HMB's smaller storage offering, but at much larger scale and with a hardware-first rather than EPC-integrated model.
• EnBW: German utility with utility-scale solar park development and commercial PV operations in Germany. Competes with HMB on solar park and large commercial EPC, but with significantly more capital and project pipeline.
• E.ON: Large European utility with a German residential and commercial solar PV plus storage offering. Overlaps with HMB across customer segments but at massive scale with broader energy services.
• 1Komma5°: Rapidly scaling German PV, EV charging, and heat pump installer with a digital-first, franchise-style model. Competes with HMB on residential and commercial PV in Germany, but at much larger scale and with broader service portfolio.

Others

• Memodo: German PV and storage wholesaler and distributor. Comparable to HMB's ecosystem as a B2B channel partner for components and storage products, but operates one layer upstream as a distributor rather than an EPC.

Emerging players

• SENEC: German battery storage provider offering residential and small-commercial BESS integrated with PV. Competes with HMB's smaller storage offerings from Tesvolt/Intillion/Huawei, but does not provide full EPC.
• Enviria: Commercial and industrial PV developer in Germany, covering rooftop and ground-mounted projects with full EPC and storage. Overlaps with HMB's commercial and agricultural EPC pipeline in the German C&I segment.
• Zolar: Online PV marketplace and installer in Germany focused on residential rooftop solar with a digital lead-generation model. Competes with HMB's residential 'Gesamtpaket' offering but with a fundamentally different, digital acquisition strategy.

Direct peers

• Enerix: German PV franchise with a regional-partner sales model similar to HMB's regional sales approach, offering residential and commercial PV plus storage. Directly comparable in go-to-market structure and customer segment focus.
• IBC Solar: German PV EPC and storage company offering residential, commercial, and utility-scale solar plus BESS, with strong in-house engineering and project management — a direct competitor to HMB across the same full-service verticals in Germany.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/hmb-beteiligung-gmbh

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 HMB