What Wattmanufactur Gmbh & Co. Kg does

Wattmanufactur GmbH & Co. KG develops, builds, owns, and technically operates utility-scale ecological solar parks and battery storage systems in Germany. The company is organized around three differentiated ground-mounted PV concepts: BioDiv-PV (biodiversity-promoting solar parks with wider row spacing, less than 1% sealing, and ecological compensation integrated in-park), Agri-PV (DIN SPEC 91434-compliant agricultural solar parks with single-axis tracking, bifacial modules, minimum 2.10m clearance, and over 90% retained agricultural usability), and Moor-PV (solar parks on rewetted peatland with blocked drainage ditches and pile foundations without concrete). Portfolio flagship projects include Solarpark Klein Rheide (~23 MWp, 22.4 million kWh/yr), Solarpark Freienwill (14.5 MWp Agri-PV), and Solarpark Lottorf (17.1 MWp Moor-PV), with the operational footprint spanning 500+ hectares and 50+ installations across Germany under the company's "Dreiklang" triad of energy generation, agriculture, and biodiversity.

The go-to-market is sales-led B2B/B2G, engaging three customer constituencies directly: agricultural landowners (long-term land leases of at least 20 years, with flexible rent structures and zero landowner cost), German municipalities (via EEG §6 participation of 0.2 ct/kWh and 90% Gewerbesteuerzerlegung), and regional service providers (electrical contractors, landscapers, civil engineers). Wattmanufactur retains all developed parks in its corporate group rather than selling project rights, monetizing long-term energy output and grid services through its WATTFACTOR Battery Energy Storage System (Co-Location BESS) offering. A community-financing instrument, the Energiepark-Anleihe 2026/2030, is distributed through the GLS Crowd platform as a debt-based funding mechanism for the project pipeline.

The company is a privately held GmbH & Co. KG, domiciled at Galmsbüll in the Osterhof group (eight-generation farming family, renewable energy activity since 1987), and is led by Managing Directors Hauke Nissen and René Nissen alongside farmer-MD Jess Jessen of Osterhof. Strategic positioning is reinforced by self-commitments under BNE "Gute Planung", certification under EU organic regulation 2018/848, AGRI-PV DIN SPEC 91434 compliance, registration in the federal Lobbyregister (R006253), and partnerships with NABU, ARGE Netz, the University of Greifswald, and the related Ökologisches Flächenmanagement and LEVOOS entities within the Osterhof group.

Name

Wattmanufactur Gmbh & Co. Kg

Legal name

Wattmanufactur GmbH & Co. KG

Website

https://wattmanufactur.de

Company type

Private

Founded year

2010

Operating status

Operating

Headcount range

11–50 employees

Short description

Wattmanufactur GmbH & Co. KG develops, builds, owns, and operates utility-scale ecological solar parks and battery storage systems across Germany under BioDiv-PV, Agri-PV, and Moor-PV concepts, serving landowners, municipalities, and regional service providers through long-term B2B and B2G partnerships.

Ownership category

akta.pro rank

Product category

Utility-Scale Solar Energy Development

NAICS

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

SIC

Electric Services (4911)

akta.pro primary industry

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

akta.pro secondary industries

Solar Mounting, Racking & Trackers (Fixed-Tilt, Single/Dual-Axis, Rooftop Mounts) (EUAMABAF), Distributed Storage (Behind-the-Meter Batteries) (EUAMAJAE), Solar Financing, Leasing & Ownership Platforms (Tax Equity, PPA, Securitization) (EUAMABAJ)

Keywords

• Utility-scale solar parks
• Agrivoltaic energy projects
• Biodiversity solar development
• Battery energy storage systems
• Renewable energy project development

Headquarters

HQ city

Galmsbüll

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Solar Park Development and Operation: Planning, construction, and operational management of ecological solar parks. Solar parks remain in company ownership for long-term energy generation and revenue.
2. Battery Storage Services: Grid-service battery storage systems (BESS) capturing and distributing excess renewable energy. Full-service from analysis to ongoing monitoring and optimization.
3. Land Lease Payments to Landowners: Revenue model includes flexible lease payments to landowners: fixed rent, revenue-dependent rent, or one-time payments. Contract duration minimum 20 years.
4. Municipality Revenue Sharing: EEG participation (0.2 Cent/kWh) and Gewerbesteuer sharing (90% to municipalities) creates mutual revenue structure with local governments.
5. Energy Park Bond 2026/2030: Investment product offered through GLS Crowd platform for community investment in energy parks.

Go-to-market motion3 records

Distribution channels3 records

Marketing channels4 records

Core offering

Wattmanufactur develops, builds, owns, and technically operates utility-scale ecological solar parks and battery storage projects across Germany. Its portfolio centers on three solar park concepts — BioDiv-PV (biodiversity-focused parks with extensive organic land management), Agri-PV (DIN SPEC 91434-compliant agricultural dual-use solar), and Moor-PV (peatland solar parks on rewetted moorland) — complemented by the WATTFACTOR battery energy storage system for grid services. The company retains all solar parks in its corporate group for long-term operation under a "Dreiklang" (triad) approach uniting energy generation, agriculture, and biodiversity promotion.

Product overview

Wattmanufactur GmbH & Co. KG offers a portfolio of ecological solar park solutions organized around three core concepts: BioDiv-PV (biodiversity solar parks), Agri-PV (agricultural solar parks compliant with DIN SPEC 91434), and Moor-PV (peatland solar parks with rewetting). The company provides integrated services including WATTFACTOR battery energy storage systems (BESS), ecological land management through its Osterhof subsidiary, and the Besonnter Streifen Rechner planning tool. The company also offers the Energiepark-Anleihe 2026/2030 investment product. All solar parks are operated in-house with long-term partnerships with land owners, combining energy generation, agriculture, and biodiversity promotion in a 'Dreiklang' (triad) approach.

Differentiator

Problem solved

Functional benefit

Products and services

• BioDiv-PV (Biodiversitäts-PV)

Quantifiable outcome

• 30+ years operational lifespan for solar parks with complete removal at contract end
• +4 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Six partnerships are on record, tiered core and minor.

• University of GreifswaldcoreStrategic or Co-development Partner · 8 June 2026Research partnership for peatland solar study in northern Germany. University conducted study on 30-hectare solar park on rewetted peatland. Funded by German state programme. Study showed wildlife thrived with diverse bird species including wetland species.
• ARGE NetzcoreStrategic or Co-development PartnerInitiative group of renewable energy companies. Wattmanufactur participated in delivering position paper on biodiversity-promoting Agri-PV to three federal ministries (BMWK, BMUV, BMEL) in July 2023. Federal Minister Cem Özdemir visited Wattmanufactur projects with ARGE Netz.
• NABU (Naturschutzbund Deutschland)coreStrategic or Co-development PartnerGerman Nature Conservation Association visited solar parks Klein Rheide and Lottorf in summer 2022. NABU expert Tina Mieritz praised the solar park as 'Vorzeige-Solarpark' (model solar park). NABU featured Wattmanufactur in Q4/2022 member magazine.
• Osterhof Ökologisches Flächenmanagement GmbH & Co. KGcoreStrategic or Co-development PartnerRelated agricultural company within the Osterhof group that implements ecological land management measures in solar parks. Certified under EU organic farming regulations (2018/848). Ensures long-term biodiversity measures.
• LEVOOS - Lebensmittel vom OsterhofminorStrategic or Co-development PartnerOrganic farm operation at Osterhof practicing biodynamic circular economy. Represents eight generations of farming tradition. Demonstrates integration of agriculture and renewable energy.
• GLS CrowdminorChannel Partner/ Reseller/ DistributorCrowdfunding platform for Energiepark-Anleihe 2026/2030 investment product. Allows community participation in energy park financing.

Scale indicators6 records

Recent moves6 records

Expansion highlights7 records

Direct peers

• Enerparc: Hamburg-based utility-scale solar EPC and IPP operating across Europe. Comparable as a German-headquartered utility-scale solar developer/operator with similar project sizes (multi-tens of MWp) and long-term asset ownership.
• Next2Sun: German company pioneering vertical bifacial and East-West tracking Agri-PV systems. Direct comparable because both target German utility-scale solar with agri-/eco-co-use concepts and similar land-lease-driven GTM in Germany.
• JUWI: German wind and solar project developer (now part of MVV Energie). Comparable as a German renewable IPP/developer with utility-scale ground-mount solar and long-term asset ownership, though with broader technology scope.
• IBC Solar: German PV system integrator and project developer with utility-scale ground-mount experience. Comparable as a German-rooted solar developer covering the full EPC value chain, though with broader scope (C&I and residential).

Broad incumbents

• EnBW: One of Germany's largest utilities with significant renewable generation, including utility-scale solar and large-scale battery storage. Comparable because it competes for German utility-scale solar sites and tenders, though at vastly larger scale.
• RWE: German utility with major renewable generation across Europe, including ground-mount solar in Germany. Comparable because it increasingly competes in German utility-scale solar tenders, but with substantially larger balance sheet and pipeline.
• BayWa r.e. Large Munich-headquartered renewable energy developer with active Agri-PV portfolio in Germany. Comparable as a German renewable developer with utility-scale solar and agri-PV, but at materially larger scale and broader geographic footprint.

Others

• Green Giraffe: European renewable energy financial advisor and project finance specialist active in German wind and solar. Comparable as an adjacent ecosystem participant supporting renewable project financing in Germany, but operating as a service provider rather than developer.

Emerging players

• 1Komma5°: German renewable energy startup focused on residential and small commercial solar, heat pumps, and dynamic tariffs. Comparable as a German energy transition company, but at much smaller scale and consumer-facing rather than utility-scale.

Regional players

• Statkraft: Norwegian state-owned renewable IPP with European utility-scale solar development (including via acquisition of Solarcentury). Comparable as an institutional-scale European renewable developer, but headquartered outside Germany.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInde.linkedin.com/company/wattmanufactur-gmbh

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries2 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 Wattmanufactur Gmbh & Co. Kg