PannonWatt
EPC & Utility-Scale Renewable Construction Partner
Hungary | Romania | Central & Eastern Europe
PannonWatt Energetikai Megoldások Zrt. is an EPC-capable Hungarian renewable-energy contractor with a registered Romanian branch in Oradea. The company supports utility-scale PV, BESS and associated electrical infrastructure projects through project management, technical coordination and scalable specialist construction capacity.
ABOUT PANNONWATT
Company Overview
PannonWatt Energetikai Megoldások Zrt., established in 2015, is a Hungarian EPC-capable renewable-energy contractor with a registered branch in Oradea, Romania. The company is positioned for utility-scale PV, BESS and associated electrical-infrastructure projects, with a preferred project range of approximately 10–100 MW.
For EPC and large defined construction packages, PannonWatt provides overall contract and project management, technical coordination, HSE and QA/QC leadership. Specialist civil, mechanical and electrical activities can be delivered through qualified partners under PannonWatt project leadership, providing scalable construction capacity while maintaining a defined management and delivery structure.
AT A GLANCE
39 / 250+
Direct / Scalable Workforce
8-10 weeks
Normal Mobilisation
10-100 MW
Preferred Project Range
5 utility-scale references
Reference Portfolio
DELIVERY MODEL
How PannonWatt Delivers
PannonWatt can assume overall contractual and project-management responsibility for EPC and large defined construction packages, providing a single coordinated delivery structure for utility-scale renewable-energy projects.
PannonWatt Leadership
Contract and project management
Technical coordination
Constructability and project preparation
HSE and QA/QC management
Procurement and logistics coordination
Commissioning, energisation and close-out
Client, EPC and project reporting
Specialist Delivery Capacity
Detailed engineering
Civil works and earthworks
Piling and foundations
Mounting-system and tracker installation
PV module installation
DC, LV and MV electrical works
Transformer and substation installation
Specialist activities may be delivered through qualified project partners under PannonWatt leadership, with the exact execution structure defined according to project scope and contractual requirements.
DELIVERY SCOPE
Core Capabilities
PannonWatt combines EPC and project-management capability with scalable specialist delivery across utility-scale PV, BESS and associated electrical infrastructure projects.
Project & Technical Management
Contract management, project management, constructability review, technical coordination and project controls.
Electrical & Grid Infrastructure
DC, LV and MV works, transformers, substations, grid-connection activities, protection, SCADA and communication systems.
Mobilisation & Logistics
Site establishment, workforce mobilisation, material logistics, equipment coordination and scalable construction resources.
PV Construction
Fixed-tilt and tracker systems, piling and foundations, mounting structures, module installation and associated civil works through the appropriate delivery structure.
BESS Integration
Battery energy storage installation and commissioning coordination, with project-specific specialist support where required.
Commissioning & Close-Out
Testing and commissioning support, energisation, punch-list management, handover documentation, close-out and
PROJECT EXPERIENCE
Selected Project Experience
Selected utility-scale PV and BESS references demonstrating PannonWatt’s experience coordinating large renewable-energy construction projects.
PROJECT 01
Hódmezővásárhely, Hungary
2025-2026
Capacity
69.39 MWp PV
49.5 MW AC
40 MW / 80 MWh BESS
Reference context
Utility-scale PV and BESS project under PannonWatt project leadership with partner execution. Approximately 140 average project workforce reported.
PROJECT 02
Szihalom, Hungary
2023-2024
Capacity
69.003 MWp PV
49.5 MW AC
40 MW / 80 MWh BESS
Reference context
Utility-scale PV and BESS reference including tracker experience. Approximately 200 average project workforce reported.
PROJECT 03
Paks, Hungary
2023-2024
Capacity
60.44 MWp PV
49.5 MW AC
21 MW / 48 MWh BESS
Reference context
Utility-scale PV and BESS project involving project-management and multi-discipline coordination. Approximately 130 average project workforce reported.
Additional utility-scale references include Mezőcsát I and Mezőcsát II, each approximately 60.87 MWp. Further project information, supporting evidence and reference contacts can be provided during formal procurement review.
PROJECT READINESS
Delivery Readiness
PannonWatt combines established project-management systems, scalable workforce capacity, Romanian operational readiness and structured HSE, quality and commercial processes to support utility-scale project mobilisation and delivery.
Workforce & Mobilisation
39 direct employees across management, engineering, site management, supervision, HSE, QA/QC and electrical functions, with scalable partner capacity of up to approximately 250 people. Normal mobilisation is approximately 8–10 weeks, subject to project requirements.
Romania & Compliance
Registered Romanian branch in Oradea, with cross-border workforce documentation, A1 certificates and posted-worker processes supported through project-specific compliance preparation and local specialist resources where required.
HSE & Quality
Management systems include ISO 9001, ISO 14001, ISO 45001, VAZ-SCC** and ISO 27001. PannonWatt reports no fatal, serious or significant environmental incidents during the past five years.
Commercial & Tender Readiness
Indicative proposal preparation is approximately 10 working days depending on the RFQ or tender package. Pricing is project-specific and BOQ-driven, with EUR contracting, performance security and project-required insurance arrangements supported subject to final contractual review.
Major plant and specialist construction equipment can be mobilised through qualified subcontractors, rental partners and project-specific capacity commitments according to the agreed construction scope.
Detailed workforce plans, HSE and quality documentation, equipment commitments and project-specific mobilisation information can be provided during procurement and prequalification.
PROJECT ENQUIRIES
Discuss a Project with PannonWatt
For EPC opportunities, large construction packages, specialist renewable-energy scopes or prequalification enquiries, contact Aventra Group with the project location, capacity, scope, programme and expected delivery requirements. We will coordinate the initial review and engagement with PannonWatt.