Wattss Ag
Wattss Ag is a Swiss-founded BESS developer and operator established in 2017 that delivers large-scale and modular battery storage, project financing, and the Universe energy management platform to utilities, industrial firms, and commercial customers across Switzerland, Germany, and Finland.
- Company typePrivate
- Founded2017
- HeadquartersFrauenfeld, Switzerland
- Headcount1–10
- GTM typeB2B
- OfferingServices
What Wattss Ag does
Wattss Ag is a Swiss-domiciled Aktiengesellschaft founded in 2017 that develops, finances, implements, and operates battery energy storage systems (BESS) for the European energy transition. Its product surface spans four integrated offerings: large-scale BESS for energy providers, infrastructure projects, and industrial applications; modular medium- and small-scale BESS for commercial, industrial, and real estate customers; a Financing & Investment vertical that structures and capitalizes storage projects and routes exposure to infrastructure investors; and Universe, an intelligent energy management platform that aggregates distributed storage units for real-time economic optimization. The company positions itself as a vertically integrated, "Made in Europe" full-lifecycle provider with a 360° service model from initial concept through long-term operation.
The business operates across three European markets — Switzerland, Germany, and Finland — through direct enterprise field sales complemented by a Specialist Partner program and broader partner network. Revenue mechanics are a mix of project-based development and installation fees, managed services for project financing, and recurring revenue from ongoing storage operations and Universe-enabled optimization; pricing is not publicly disclosed and is likely project-specific. Cumulative installed capacity is 300 MWh. No revenue, headcount, funding, named customers, or management team details are publicly available, which constrains external validation of scale and momentum.
Wattss Ag firmographics
Firmographics- Name
- Wattss Ag
- Legal name
- Wattss Ag
- Website
- https://wattss.ch
- Company type
- Private
- Founded year
- 2017
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- Wattss Ag is a Swiss-founded BESS developer and operator established in 2017 that delivers large-scale and modular battery storage, project financing, and the Universe energy management platform to utilities, industrial firms, and commercial customers across Switzerland, Germany, and Finland.
- Ownership category
- akta.pro rank
Wattss Ag industry classification
Industry- Product category
- Battery Energy Storage
- NAICS
- Electric Power Generation (22111)
- SIC
- Electric Services (4911)
- akta.pro primary industry
- Utility-Scale BESS Project Development & Ownership (IPP/Developer) (EUAFAAAA)
- akta.pro secondary industries
- BESS Financing, Insurance & Contracting (Tax Equity, PPA/Tolling, Warranties) (EUAFAAAI), Energy Management Systems (EMS), SCADA & Dispatch/Optimization Software for Storage (EUAFAAAF), BESS Operations, Maintenance & Asset Performance Management (APM) (EUAFAAAG), Utility-Scale BESS EPC & Integration (EUAEAEAA)
Keywords
Where Wattss Ag is headquartered
LocationHeadquarters
- HQ city
- Frauenfeld
- HQ country
- Switzerland
- HQ region
- Europe
Offices1 record
Markets served
Wattss Ag business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Supply Chain, Operations, Technology or R&D, Personnel, Infrastructure, Marketing or Sales
Revenue model
- Battery Storage Project Development: Development, implementation, and operation of large-scale and modular battery storage systems. Revenue generated through project development fees, installation services, and long-term operational contracts.
- Financing & Investment Services: Structuring and financing battery storage projects with access to infrastructure investments in the growing energy storage market.
- Energy Storage Operations: Ongoing operation and management of battery storage systems, likely generating recurring operational revenue.
Go-to-market motion1 record
Distribution channels1 record
Marketing channels1 record
Wattss Ag product offering
Product offeringCore offering
Wattss Ag develops, finances, and operates battery energy storage systems (BESS) in Europe. The company delivers large-scale battery storage for energy providers, utilities, and infrastructure projects, as well as modular storage for commercial, industrial, and real estate customers. Its proprietary Universe platform connects distributed storage units into an intelligent network that unlocks full economic impact in real time, while in-house financing services provide access to infrastructure investments in the energy storage market.
Product overview
Wattss Ag offers a unified battery storage solutions platform comprising four integrated products: Large-Scale Battery Storage (Large Scale BESS) for energy providers and industrial applications; Modular Battery Storage (Medium & Small Scale BESS) for commercial and industrial customers; Financing & Investment services for project financing; and Universe for networking and marketing that connects storage units into an intelligent overall system. The company provides a 360° all-round service from initial concept to operation, with 300 MWh installed capacity and experience in the BESS market since 2017, operating in CH, DE, and FI markets.
Differentiator
Problem solved
Functional benefit
Products and services
- Large-Scale Battery Storage (Large Scale BESS)
Quantifiable outcome
- 300 MWh installed capacity
Companies that use Wattss Ag
Customer profileSegments5 records
Ideal customer profiles4 records
Wattss Ag technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature1 record
Wattss Ag partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- Specialist PartnerscoreWattss Ag works with great passion, expertise, and determination together with competent partners who share their enthusiasm for the energy transition. The company maintains a Specialist Partner program and a broader partner network as indicated by the 'Partners' and 'Our Network' pages on their website.
Scale indicators3 records
Recent moves6 records
Expansion highlights5 records
Wattss Ag competitors and assessment
Company assessmentDirect peers
- Fluence Energy: Global utility-scale BESS developer and operator with integrated hardware (Cube), software (MosaicOS), and services — directly comparable to Wattss' full-lifecycle BESS model and target utility customers.
- Alfen: European energy solutions provider with battery storage, EV charging, and grid equipment businesses serving utilities, C&I, and grid operators — overlapping with Wattss on European BESS deployment and C&I focus.
- Stem Inc: AI-driven energy storage and software provider targeting commercial and industrial customers with both hardware deployment and optimization software — directly comparable to Wattss' Universe-enabled C&I modular offering.
- Energy Vault: Grid-scale energy storage developer with proprietary technology and software-enabled asset management, targeting utility and C&I customers — closely aligned with Wattss' project-plus-software model.
Broad incumbents
- Tesla Energy (Megapack): Vertically integrated BESS OEM and project developer targeting utility-scale storage customers globally; directly comparable in product category and target segment, though much larger in scale and capital base.
- Wärtsilä Energy Storage: Major European-headquartered BESS integrator and grid-scale storage provider with proprietary GEMS software; overlaps with Wattss on both utility-scale deployment and EMS software (Universe vs GEMS).
- Nidec ASI: Industrial BESS integrator with strong European footprint, supplying utility and industrial customers with turnkey storage systems including PCS and EMS — comparable in product scope and target segments.
- Saft (TotalEnergies): European-headquartered battery manufacturer with a grid/industrial BESS product line; competes with Wattss for utility and industrial customers and benefits from the 'Made in Europe' positioning.
- BYD Energy Storage: Vertically integrated battery manufacturer and BESS system provider competing in European utility-scale storage; represents the global scale-based competitive threat to European-focused BESS developers like Wattss.
Emerging players
- Sonnen (Shell): German-headquartered residential and small-commercial battery storage provider, now part of Shell; overlaps with Wattss' modular/C&I storage segment and shares the European-market focus.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights6 records
Customer concentration
Wattss Ag social profiles
Digital presenceWattss Ag financial estimates
Financial estimateRevenue estimate
Valuation estimate
Wattss Ag leadership team
Management profileNumber of profiles
Wattss Ag funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Wattss Ag M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Wattss Ag
What does Wattss Ag do?
Wattss Ag develops, finances, and operates battery energy storage systems (BESS) in Europe. The company delivers large-scale battery storage for energy providers, utilities, and infrastructure projects, as well as modular storage for commercial, industrial, and real estate customers. Its proprietary Universe platform connects distributed storage units into an intelligent network that unlocks full economic impact in real time, while in-house financing services provide access to infrastructure investments in the energy storage market.
Is Wattss Ag a public or private company?
Wattss Ag is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Wattss Ag founded?
Wattss Ag was founded in 2017. It employs 1 to 10 people.
Where is Wattss Ag based?
Wattss Ag is headquartered in Frauenfeld, Switzerland, in the Europe region.
How does Wattss Ag make money?
Three revenue lines are on record. Battery Storage Project Development is the primary driver. The others are financing & Investment Services and energy Storage Operations.
Who are Wattss Ag's main competitors?
Direct peers on record are Fluence Energy, Alfen, Stem Inc and Energy Vault. Broad incumbents are Tesla Energy (Megapack), Wärtsilä Energy Storage, Nidec ASI, Saft (TotalEnergies) and BYD Energy Storage. Sonnen (Shell) is listed as an emerging player.
Does Wattss Ag have an API?
No public API is recorded for Wattss Ag.
What industry is Wattss Ag in?
Wattss Ag's product category is Battery Energy Storage. Its primary akta.pro industry code is EUAFAAAA, Utility-Scale BESS Project Development & Ownership (IPP/Developer), with a secondary code of EUAFAAAI, BESS Financing, Insurance & Contracting (Tax Equity, PPA/Tolling, Warranties). Its NAICS code is 22111 and its SIC code is 4911.