Combining ‘deep regulatory knowledge with strong commercial understanding’, Erdem & Erdem Law Office advises across the full lifecycle of major energy and infrastructure projects, with recent work spanning solar installations, wind and waste-to-energy developments, large-scale pipelines, and transport-sector PPPs. Ercüment Erdem continues to steer the firm’s involvement in high-value renewable power mandates, while Tuna Colgar is a go-to specialist for EPC and long-term service agreements.
Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • 'Ercüment Erdem provided outstanding leadership with his strategic vision and deep expertise. Tuna Çolgar impressed us with his sharp commercial insight and clear guidance throughout the process.'
  • ‘We are very impressed with the Erdem & Erdem team. They combine deep regulatory knowledge with strong commercial understanding, which makes them unique in the market. Their advice was both very practical and highly creative.'
  • 'The team is solution-oriented and collaborative, and we admired their ability to think outside the box while always protecting our interests.’
  • 'Rüştü Mert Kaşka stood out with his responsiveness, expertise in energy regulations and excellent drafting skills. Together, they formed a team we could fully trust. We sincerely value their professionalism and commitment.’
  • ‘The team was fully dedicated to the project. Team members have strong negotiation skills. They are good at finding creative solutions to legal and business problems. They quickly adopted our company's goals and objectives and created good solutions.'
  • ‘Tuna Çolgar and Rüştü Mert Kaşka are experts in the field of energy. They possess strong legal reasoning and negotiation skills. Their communication skills are excellent.'

Key clients

  • İş Enerji Yatırımları
  • Eczacıbaşı Enerji
  • Schmid Pekintaş
  • Vodafone
  • Sanko Energy
  • Yıldırım Energy
  • EnerjiSa

Work highlights

Advised Schmid Pekintaş’s affiliate on regulatory compliance and tender requirements for its successful award of a 200 MW solar project under Türkiye’s YEKA renewable energy programme.
Advised Sanko Energy on day-to-day regulatory and corporate matters, including contract management for two major wind-power projects.
Advised Yıldırım Energy on ongoing energy-law compliance across construction, engineering, power generation and trading activities within its diversified project portfolio.
Practice head

Ercüment Erdem; Tuna Çolgar

Other key lawyers

Rüştü Mert Kaşka