Bulgaria's Solar Energy Market Overview

Bulgaria's solar energy sector is experiencing significant growth, driven by EU decarbonization goals, rising energy prices, and abundant sunshine. The country aims to increase the share of renewables in its energy mix to over 25% by the end of the decade, creating substantial opportunities for utility-scale projects, commercial & industrial (C&I) installations, and residential PV. This dynamic market attracts a mix of large international developers, skilled local EPC contractors, and specialized component suppliers.

Ranking Criteria

This list ranks companies based on their established market presence and influence in Bulgaria. Key factors include:

  • Installed Capacity & Project Portfolio: Megawatts (MW) developed or built within Bulgaria.
  • Market Leadership & Specialization: Dominance in a specific niche (e.g., utility-scale, C&I, component supply).
  • Strategic Activity & Investments: Recent project announcements, partnerships, or expansion plans in the Bulgarian market.
  • International Expertise & Local Impact: The ability to bring global best practices to local projects.

The Top Solar Companies in Bulgaria

1. Solarpro Holding

Profile: A regional leader headquartered in Bulgaria, Solarpro is a fully integrated player active across Central and Eastern Europe. With a total installed capacity of around 5 GWp, they offer end-to-end services from development and engineering to construction and operation.

Bulgaria Focus: As the largest local player, Solarpro continues to dominate the market, developing both large-scale PV plants and C&I rooftop solutions. Their deep understanding of the local grid and regulatory landscape gives them a distinct advantage.

2. Enery Bulgaria

Profile: Part of the international Enery group, this company focuses on acquiring, developing, and operating renewable energy assets. They emphasize providing green power purchase agreements (PPAs) and portfolio optimization services to commercial and industrial buyers.

Bulgaria Focus: Following the acquisition of the Karadzhalovo plant, Enery has ambitious investment plans. They are a key player in offering corporate PPAs, helping Bulgarian and international businesses meet ESG goals with stable, clean energy.

3. Grace Solar (BYMEA Group)

Profile: A global leader in solar mounting and tracking solutions, Grace Solar brings world-class engineering to Bulgaria. With a global track record of 48GW+, they specialize in the structural backbone of any PV project.

Bulgaria Focus: Grace Solar is a crucial technology partner for developers and EPC contractors in Bulgaria. They provide the critical hardware that ensures project durability and maximum yield. Their GS-Light Intelligent tracking system is ideal for maximizing output in Bulgaria's plains, while their robust ground mount systems and roof mounts cater to diverse project needs. Their bankability and international certifications provide security for large-scale investments.

4. SENS LSG GmbH (STEAG & LSG JV)

Profile: A joint venture between German STEAG Solar Energy Solutions and Austrian LSG, this entity combines German engineering with regional development expertise.

Bulgaria Focus: After successfully connecting a 66 MWp plant in Dalgo Pole, they have proven their capability to execute large projects swiftly. With a solid project pipeline, they are a serious contender in the utility-scale segment.

5. HEC Solar / HEC JSC

Profile: A well-established Bulgarian EPC contractor and service provider with extensive international experience, having built over 1.8 GWp across multiple countries.

Bulgaria Focus: HEC leverages its local expertise and track record to secure and execute significant projects within Bulgaria. They are a trusted partner for both domestic and foreign investors looking for reliable construction services.

6. VIP Solar Bulgaria

Profile: A dynamic Bulgarian company focused on designing, supplying, and building solar power plants for homes and businesses.

Bulgaria Focus: VIP Solar is strong in the distributed generation and C&I market. They offer tailored solutions, from carport systems to rooftop arrays, serving the growing demand for energy independence among Bulgarian businesses.

7. Solartec Group

Profile: Positioning itself as a leading solar company in Bulgaria, Solartec focuses on commercial, industrial, and municipal solar solutions.

Bulgaria Focus: They aim to power warehouses, offices, logistics centers, and public infrastructure with customized PV systems. Their marketing targets the business and public sector directly, promoting clean energy for operational cost savings.

8. Hermes Solar Ltd.

Profile: A notable Bulgarian manufacturer of crystalline photovoltaic (PV) modules, representing the local manufacturing segment.

Bulgaria Focus: As the EU emphasizes supply chain resilience, Hermes Solar benefits from being a local producer. They supply quality PV panels to the Bulgarian and regional markets, appealing to projects prioritizing European-made components.

9. Global Solar Bulgaria

Profile: A company specializing in PV system installation, with a reported history of over 1,200 installations and 120,000+ panels delivered in the local market.

Bulgaria Focus: Their extensive on-the-ground experience makes them a significant player in the residential and smaller commercial installation sector, serving a broad customer base across the country.

10. BSCompany (Bulgarian Solar Company)

Profile: A young, dynamic EPC contractor focused on the mechanical installation and construction of utility-scale solar parks.

Bulgaria Focus: BSCompany represents the new generation of specialized local contractors. They offer full-scope mechanical services for large projects, competing on expertise, attention to detail, and direct execution without subcontracting.

How to Choose the Right Partner for Your Project in Bulgaria

Selecting a company from this list depends on your project type and needs:

  • For Utility-Scale Development & Investment: Look to Solarpro, Enery, or SENS LSG for full-scope development and financing.
  • For EPC & Construction Services: HEC Solar, BSCompany, or the EPC divisions of larger players are key contacts.
  • For Critical Component Supply & Engineering: For the mounting structures that define project longevity and yield, partnering with a global specialist like Grace Solar provides technology advantage and risk reduction. Their expertise is vital for both ground-mounted and large commercial rooftop projects.
  • For C&I & Distributed Generation: VIP Solar, Solartec Group, and Global Solar Bulgaria offer direct customer solutions.

Disclaimer: This ranking is based on independent market analysis and publicly available information. It is intended for informational purposes to guide stakeholders in the Bulgarian solar industry.