Sunotec Group
Sunotec Group is a Sofia-headquartered international systems integrator of utility-scale solar PV, battery energy storage, and grid infrastructure, serving renewable developers, IPPs, and utilities across Europe with in-house mounting manufacturing and a Blackstone-backed IPP platform.
- Company typePrivate
- Founded2012
- HeadquartersBerlin, Germany
- Headcount1,001–5,000
- GTM typeB2B
- OfferingServices
What Sunotec Group does
Sunotec Group (legal entity SUNOTEC EOOD) is a privately held, Bulgaria-domiciled international systems integrator of large-scale renewable energy infrastructure, founded in 2012 and headquartered in Sofia with regional offices in Munich, the UK, Romania, Denmark, France, and Iberia. The company operates across four interconnected infrastructure domains — Power Generation (utility-scale PV), Energy Storage (BESS), Grid Infrastructure (high-voltage, substations, grid connection), and Lifecycle Management (monitoring, analytics, O&M, repowering) — and differentiates itself through vertical integration, including in-house design and manufacture of fixed-tilt and tracker mounting systems (SUNOTEC Mounting Systems, SUNOTEC Steel, SUNOTEC Machinery). As of 2026 it employs more than 2,000 professionals across 39 nationalities, has built more than 650 ground-mounted PV installations totalling over 12 GWp of installed capacity across Europe, and is now scaling a co-located solar-plus-storage hybrid pipeline targeting 3 GWh of BESS capacity by end-2026.
Sunotec makes money through three reinforcing streams: (1) EPC / turnkey project delivery of utility-scale PV plants, BESS, and hybrid power plants, sold directly to renewable developers, IPPs, and utilities on multi-year project contracts at undisclosed project-specific prices; (2) an Independent Power Producer (IPP) platform — explicitly funded by a €250M structured equity investment from Blackstone Tactical Opportunities in April 2026 — under which Sunotec develops, owns, and operates hybrid renewable assets, generating recurring revenue from energy production and storage dispatch; and (3) long-term O&M and lifecycle services, monetised as recurring service contracts over the operational life of each asset. Marquee customers include Statkraft (Hybrid Power Plant Zerbst — Germany's largest solar-battery hybrid under EEG), Enery (150 MW/600 MWh BESS at Nova Zagora, Bulgaria), Shell (cross-border spread hedge agreement), and GEN-I (five-year BESS management partnership for Southeast Europe), with Sungrow serving as a flagship technology partner for BESS integration targeting up to 800 MWh regionally.
The business is in a clear scale-up phase: in February 2026 Sunotec acquired electrical contractor Kaufmann Electric to extend grid-side delivery capability, and in April 2026 it closed the Blackstone investment while founders retained majority ownership. Strategic intent, as disclosed, is to convert the company from a European construction-led integrator into an integrated renewable infrastructure platform spanning EPC, IPP ownership, and grid services across Europe, with stated expansion planned into West Africa and Latin America.
Sunotec Group firmographics
Firmographics- Name
- Sunotec Group
- Legal name
- SUNOTEC EOOD
- Website
- https://sunotec-group.com
- Company type
- Private
- Founded year
- 2012
- Operating status
- Operating
- Headcount range
- 1,001–5,000 employees
- Short description
- Sunotec Group is a Sofia-headquartered international systems integrator of utility-scale solar PV, battery energy storage, and grid infrastructure, serving renewable developers, IPPs, and utilities across Europe with in-house mounting manufacturing and a Blackstone-backed IPP platform.
- Ownership category
- akta.pro rank
Sunotec Group industry classification
Industry- Product category
- Renewable Energy Infrastructure Construction and Integration
- NAICS
- Solar Electric Power Generation (221114)
- SIC
- Electric, Gas & Sanitary Services (4900)
- akta.pro primary industry
- Solar PV Power Plant EPC (Utility-Scale) (EUAEAAAG)
- akta.pro secondary industries
- Solar EPC & Construction (Utility-Scale, Rooftop, Balance of System) (EUAMABAB), Solar Mounting, Racking, Trackers & Structural BOS Manufacturing (EUAMAHAC), Solar Balance-of-Plant EPC (Piles/Foundations, Trenching, Combiner Networks) (EUAEADAJ)
Keywords
Where Sunotec Group is headquartered
LocationHeadquarters
- HQ city
- Berlin
- HQ country
- Germany
- HQ region
- Europe
Offices7 records
Markets served
Sunotec Group business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Supply Chain, Technology or R&D, Infrastructure, Marketing or Sales
Revenue model
- EPC / Turnkey Project Delivery: Sunotec generates revenue by designing and delivering complete utility-scale solar PV plants and battery energy storage systems as a turnkey EPC (Engineering, Procurement, Construction) integrator. The company executes projects using its own engineering teams, in-house manufactured mounting systems, and construction crews, covering the full project lifecycle from development through grid connection.
- Independent Power Producer (IPP) Platform: Sunotec operates an IPP platform — developing, owning, and operating hybrid renewable energy assets combining generation, storage, and grid infrastructure — generating recurring revenue from energy production and storage dispatch over the asset lifetime. The Blackstone partnership specifically funds scaling this hybrid renewable energy asset platform.
- O&M and Lifecycle Services: Sunotec provides long-term operations and maintenance services for PV and BESS assets, including monitoring, analytics, and lifecycle upgrades, generating recurring service revenue over the operational life of assets.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Utility-scale project pricing — no standard tiers; project-specific quotes |
Go-to-market motion1 record
Distribution channels2 records
Marketing channels4 records
Sunotec Group product offering
Product offeringCore offering
Sunotec Group is an international systems integrator of large-scale renewable energy infrastructure. The company designs, engineers, manufactures (mounting systems and steel structures), constructs, and operates utility-scale solar PV plants, battery energy storage systems (BESS), co-located hybrid solar-battery power plants, and grid infrastructure projects on a turnkey EPC basis. It also operates an Independent Power Producer (IPP) platform to develop, own, and operate renewable energy assets, and provides long-term O&M and lifecycle management services across Europe.
Differentiator
Problem solved
Functional benefit
Brands
- SUNOTEC Mounting Systems: In-house manufacturing of fixed-tilt and tracker mounting systems for utility-scale solar installations
- IPP (Independent Power Producer)
Products and services
- Utility-Scale Solar PV Power Generation Turnkey EPC delivery of utility-scale, ground-mounted photovoltaic solar power plants, including site planning, engineering, in-house mounting system manufacturing, construction, and grid connection for project developers, IPPs, and utilities across Europe.
- Battery Energy Storage Systems (BESS) Integration Design, engineering, integration, and construction of utility-scale battery energy storage systems, often co-located with solar PV to form hybrid power plants. Delivered for renewable energy developers and IPPs to provide grid-supportive, dispatchable renewable power across European markets.
- Hybrid Solar-Battery Power Plants Co-located hybrid assets combining solar PV generation with battery energy storage to deliver dispatchable renewable power and grid-supportive services, exemplified by the Hybrid Power Plant Zerbst in Germany.
- Grid Infrastructure Services High-voltage engineering, substation design, and grid connection services for renewable energy projects, enabling safe and efficient integration of utility-scale solar and storage assets into transmission and distribution networks.
- Lifecycle Management and O&M Services Long-term operations and maintenance services including monitoring, analytics, lifecycle upgrades, and repowering for utility-scale PV and BESS assets, generating recurring service revenue across multi-decade operational horizons.
- Independent Power Producer (IPP) Platform Development, ownership, and operation of hybrid renewable energy assets combining solar PV generation, battery storage, and grid infrastructure, generating recurring revenue from energy production and storage dispatch over multi-decade asset lifetimes.
Quantifiable outcome
- 650+ ground-mounted PV installations completed across Europe since 2012
- +3 more outcomes
Companies that use Sunotec Group
Customer profileNamed customers4 records
Segments2 records
Ideal customer profiles3 records
Sunotec Group technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
Sunotec Group partnerships and signals
Strategic signalPartnerships
Six partnerships are on record, tiered core and major.
- SEAC GroupcoreSUNOTEC Germany and SEAC Group launched a strategic battery energy storage programme of up to 230 MWh in Germany (January 2026), with SEAC Group partnering with SUNOTEC for the design, engineering, and integration of BESS projects in the German market.
- GEN-IcoreGEN-I and SUNOTEC entered a five-year partnership agreement to manage battery energy storage systems (BESS) in Southeast Europe, announced November 2025. The partnership leverages SUNOTEC's integration and O&M capabilities with GEN-I's energy market expertise.
- ShellmajorShell and Sunotec signed a landmark cross-border spread hedge agreement supporting long-term energy market stability, announced November 2025. The agreement enables both companies to manage price risk across interconnected markets, providing stability for renewable energy project economics.
- EnerycoreEnery is the project owner and developer of the 150 MW/600 MWh battery storage project in Nova Zagora, Bulgaria. Sungrow and Sunotec were contracted as EPC/integration partners to design, construct, and commission the facility, which is financed through Bulgaria's RESTORE programme. This is the first milestone under a broader 800 MWh regional storage collaboration.
- SungrowcoreSungrow and Sunotec entered a broader storage collaboration targeting up to 800 MWh across Southeast Europe, announced at Intersolar 2025. Sunotec commissions BESS projects using Sungrow's PowerTitan 2.0 liquid-cooled ESS technology. The collaboration produced the 150 MW/600 MWh Enery project in Nova Zagora, Bulgaria (June 2026), and upcoming projects including Knizhnovik Phase 1 hybrid BESS.
- StatkraftcoreStatkraft, Europe's largest renewable energy generator, is the project developer of the Hybrid Power Plant Zerbst — Germany's largest solar-battery hybrid under the EEG. SUNOTEC executed the project as the beyond-EPC integrator, handling engineering, geotechnical assessments, environmental planning, manufacturing (proprietary mounting systems), construction, and will provide ongoing O&M.
Scale indicators8 records
Recent moves8 records
Expansion highlights6 records
Sunotec Group competitors and assessment
Company assessmentDirect peers
- BayWa r.e. BayWa r.e. is a European-headquartered developer, EPC, and IPP for utility-scale solar and wind, with a vertically integrated model and global project portfolio. It is the closest direct comparable to Sunotec in combining project development, EPC delivery, and IPP ownership across European markets.
- Scatec ASA: Scatec is a Norwegian renewable energy developer, owner, and operator with deep utility-scale solar and storage exposure across emerging and developed markets. Like Sunotec, Scatec combines development, EPC, and long-term asset ownership of hybrid PV+BESS projects.
- Encavis AG: Encavis is a German-based independent power producer operating utility-scale solar and onshore wind parks across Europe. It is comparable to Sunotec's IPP platform as a European-focused solar IPP with a growing BESS pipeline and an institutional investor base.
- Sonnedix: Sonnedix is a global solar IPP with a substantial European portfolio of utility-scale PV plants, backed by long-term institutional capital (formerly owned by JP Morgan). It directly competes with Sunotec's IPP ambitions across core European solar markets.
- Sterling and Wilson Renewable Energy: Sterling and Wilson is one of the largest pure-play solar EPC contractors globally, with utility-scale project delivery across MENA, Asia, the Americas, and Europe. It is comparable to Sunotec as a scale utility-scale solar EPC specialist, though less vertically integrated into IPP ownership.
Broad incumbents
- ACCIONA Energía: ACCIONA Energía is a global renewables developer, EPC, and IPP with significant European and Latin American presence. It is comparable to Sunotec's integrated utility-scale renewable delivery model but at much larger scale and with broader geographic reach including wind.
- EDP Renováveis: EDPR is one of the world's largest wind and solar developers and IPPs, with deep European presence and growing utility-scale solar + storage deployments. It competes for the same European utility-scale renewable tenders and auction capacity that drive Sunotec's pipeline.
- Enel Green Power: Enel Green Power is a global leader in renewable generation with major utility-scale solar, wind, and BESS assets across Europe. It competes for European grid-scale renewable tenders and increasingly brings EPC capability in-house, similar to the trend affecting Sunotec's market.
- RWE Renewables: RWE's renewables arm develops, builds, and operates utility-scale solar, wind, and battery storage across Europe and globally. Its integrated developer-EPC-IPP model and access to lower-cost capital make it a key competitive incumbent for European utility-scale solar + storage projects.
- Iberdrola Energía Renovable: Iberdrola's renewables business is one of the largest European utility-scale solar and wind operators with growing BESS exposure. It is a relevant comparable as a major incumbent competing for hybrid renewable + storage capacity in Sunotec's target European markets.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
Sunotec Group social profiles
Digital presenceSunotec Group financial estimates
Financial estimateRevenue estimate
Valuation estimate
Sunotec Group leadership team
Management profileNumber of profiles
Profiles4 records
Sunotec Group subsidiaries and ownership
Company hierarchySubsidiaries11 records
Sunotec Group funding detail
Funding detailFunding overview
Funding rounds2 records
Investors6 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Sunotec Group M&A and investment
M&A and investmentM&A1 record
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Sunotec Group
What does Sunotec Group do?
Sunotec Group is an international systems integrator of large-scale renewable energy infrastructure. The company designs, engineers, manufactures (mounting systems and steel structures), constructs, and operates utility-scale solar PV plants, battery energy storage systems (BESS), co-located hybrid solar-battery power plants, and grid infrastructure projects on a turnkey EPC basis. It also operates an Independent Power Producer (IPP) platform to develop, own, and operate renewable energy assets, and provides long-term O&M and lifecycle management services across Europe.
Is Sunotec Group a public or private company?
Sunotec Group is a private company. It is classified as venture growth investor backed and is currently operating.
When was Sunotec Group founded?
Sunotec Group was founded in 2012. It employs 1,001 to 5,000 people.
Where is Sunotec Group based?
Sunotec Group is headquartered in Berlin, Germany, in the Europe region.
How does Sunotec Group make money?
Three revenue lines are on record. EPC / Turnkey Project Delivery is the primary driver. The others are independent Power Producer (IPP) Platform and O&M and Lifecycle Services.
Who are Sunotec Group's main competitors?
Direct peers on record are BayWa r.e., Scatec ASA, Encavis AG, Sonnedix and Sterling and Wilson Renewable Energy. Broad incumbents are ACCIONA Energía, EDP Renováveis, Enel Green Power, RWE Renewables and Iberdrola Energía Renovable.
Does Sunotec Group have an API?
No public API is recorded for Sunotec Group.
What industry is Sunotec Group in?
Sunotec Group's product category is Renewable Energy Infrastructure Construction and Integration. Its primary akta.pro industry code is EUAEAAAG, Solar PV Power Plant EPC (Utility-Scale), with a secondary code of EUAMABAB, Solar EPC & Construction (Utility-Scale, Rooftop, Balance of System). Its NAICS code is 221114 and its SIC code is 4900.