ADB backs $350M for Thailand solar-plus-storage projects
By Global Infrastructure Sherpa · Feb 19, 2026
The Asian Development Bank (ADB) has approved a $350 million loan to Gulf Renewable Energy to finance the construction of three solar projects in Thailand. The projects, developed by Gulf Renewable Energy Co. Ltd., a subsidiary of Gulf Development Public Co. Ltd. (GULF), include two solar-plus-storage projects with a combined capacity of 126 MW of solar and 151 MWh of storage, and a third 68 MW solar site. The projects are located in Suphanburi and Phetchaburi provinces and are expected to support over 1,500 construction jobs and 12 operational jobs. ADB acted as the sole mandated lead arranger and bookrunner for the financing.
Deal Analysis
The Asian Development Bank (ADB) has approved a $350 million loan to Gulf Renewable Energy to finance the construction of three solar projects in Thailand, signaling continued investment in renewable energy infrastructure within the region. The projects, developed by Gulf Renewable Energy Co. Ltd., a subsidiary of Gulf Development Public Co. Ltd. (GULF), include two solar-plus-storage projects with a combined capacity of 126 MW of solar and 151 MWh of storage, and a third 68 MW solar site. ADB acted as the sole mandated lead arranger and bookrunner for the financing, indicating a strong level of confidence in the project's viability and alignment with ADB's development goals. The projects are expected to support over 1,500 construction jobs and 12 operational jobs.
This financing underscores the growing importance of hybrid renewable energy projects, particularly solar-plus-storage, in Southeast Asia. The involvement of multiple lenders, including DBS Bank Ltd, DEG, Development Finance Institute Canada, Export Finance Australia, and Leading Asia’s Private Infrastructure Fund 2, alongside the ADB, demonstrates a diversified funding approach and international interest in Thailand's renewable energy sector. The deal's focus on construction-stage projects highlights the ongoing efforts to expand renewable energy capacity and enhance grid stability through energy storage solutions.
- ADB provided a $350 million loan to Gulf Renewable Energy for solar projects in Thailand.
- The projects include two solar-plus-storage facilities with a combined capacity of 126 MW solar and 151 MWh storage.
- ADB acted as the sole mandated lead arranger and bookrunner.
- Multiple lenders, including DBS Bank Ltd, DEG, Development Finance Institute Canada, Export Finance Australia, and Leading Asia’s Private Infrastructure Fund 2, participated in the financing.
Market Context: Thailand and the broader Asia Pacific region are experiencing significant growth in renewable energy investments, driven by increasing energy demand, government policies promoting clean energy, and declining costs of solar and battery storage technologies. Solar-plus-storage projects are becoming increasingly attractive due to their ability to provide dispatchable renewable energy and enhance grid stability.
Source Intelligence
KEY DETAILS
The projects include two solar-plus-storage projects with a combined capacity of 126 MW of solar and 151 MWh of storage, alongside a third solar site totaling 68 MW. The projects are expected to support over 1,500 construction jobs and 12 operational jobs. ADB acted as the sole mandated lead arranger and bookrunner for the financing. The package includes $75 million from the bank’s ordinary capital resources.
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Deal Size
ADB backs $350 million for three solar-plus-storage projects in Thailand
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Capacity
ADB backs $350 million for three solar-plus-storage projects in Thailand The Asian Development Bank (ADB) has approved a $350 million loan to Gulf Renewable Energy to build 194 MW of solar capacity, including two battery-integrated projects, in central Thailand.
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Location
The projects will be located in the central provinces of Suphanburi and Phetchaburi
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Announcement
February 19, 2026
PARTIES MENTIONED IN SOURCE
A
Asian Development Bank
lender
"The Asian Development Bank (ADB) has approved a $350 million loan to Gulf Renewable Energy"
G
Gulf Renewable Energy
developer
"The Asian Development Bank (ADB) has approved a $350 million loan to Gulf Renewable Energy"
G
Gulf Development Public Co. Ltd.
developer
"Gulf Renewable Energy Co. Ltd., a subsidiary of holding company Gulf Development Public Co. Ltd. (GULF), to develop two solar-plus-storage projects"
D
DBS Bank Ltd
lender
"a $50 million B-loan from DBS Bank Ltd"
D
DEG
lender
"a $150 million loan from German development finance institution DEG, Development Finance Institute Canada and Export Finance Australia"
D
Development Finance Institute Canada
lender
"a $150 million loan from German development finance institution DEG, Development Finance Institute Canada and Export Finance Australia"
E
Export Finance Australia
lender
"a $150 million loan from German development finance institution DEG, Development Finance Institute Canada and Export Finance Australia"
L
Leading Asia’s Private Infrastructure Fund 2
lender
"a $75 million loan from the ADB-administered Leading Asia’s Private Infrastructure Fund 2"
high quality
Enriched Feb 21, 2026
Market Context
This deal is part of the Solar, Storage, Solar Pv, Battery Storage, Hybrid sector in Thailand.
1 of 558 Solar deals tracked this month · Updated daily