Supreme Energy focuses its business on the development of geothermal energy in Indonesia to support government program and establishing a more environmentally and renewable energy
Company Overview
Vision
To become the leading and the most respected Geothermal producer in Indonesia, generating clean and sustainable electricity, creating maximum value for its stakeholders.
Mission
Achieve our VISION by:
Developing our human capital to their highest potential Uncompromising commitment to safety, health and environment protection
05 01 06 02 07 03 04 08
Fostering active communication, transparency and teamwork Satisfying interests of shareholders
Utilizing state of the art technology, benefitting from the resources, experience, expertise and brands of the reputed industrial groups we have as shareholders
Nurturing the highest level of professionalism, accountability and compliance with laws, regulations and ethical standards
Becoming the partner of choice for investors, governments, communities and employees
Assuring sustainability of success by maintaining a long term vision
Corporate Values
‘SUPREME’ values:
Strive for excellence, innovation,
creativity and entrepreneurship
nquestionable honesty and integrity U
erseverance and hardwork
ERnvironment, health and safety awareness
espect people, community, cuture and the importance of trust, relationships, teamwork and harmony
EMnsure life time learning and improvement
indful of cost and efficiency
PROJECT LOCATION
South Solok Regency, West Sumatra
Installed Capacity:
Unit 1 86 MW (Net)
Unit 2: 80 MW (Estimated)
Unit 3: 60 MW (Estimated)
Current Status:
Unit 1: Operations since end of 2019
Unit 2 & Unit 3: PPA Amendment was signed by PT PLN (persero) and PT SEML on December 2024. EPC Commencement for Stage 2 on May 2025 and COD Unit 2 targeted in 2027. COD Unit 3 targetted in 2034.
Installed Capacity: 2 x 49 MW (Gross)
Current Status:
Stage 1: Operations phase since end of 2021
South Lampung Regency, Lampung
Potential Resource: 2 x 110 MW
Current Status:
Exploration preparation - COD by 2031
Muara Enim, Lahat Regency and Pagar Alam City, South Sumatra
Rajabasa
Muara Laboh Rantau Dedap
SHAREHOLDERS
Supreme Energy Muara Laboh
PT Supreme Energy was founded in 2007 The company was established by professionals with extensive experience and knowledge in the energy sector in Indonesia, including active involvement in the oil and gas industry and the development and operation of geothermal energy over the past 50 years. Supreme Energy signed PPAs in 2012 for the development of three geothermal working areas and is one of the pioneers of private geothermal power producers in Indonesia
Sumitomo Corporation conducts business activities in a wide range of industries on a global scale, with its 9 business groups and regional organizations all over the world working closely together Sumitomo has a successful track record of EPC business in 12 geothermal power plant projects (approximately 900 MW), which is approximately 40% of current geothermal installed capacity in Indonesia. Also, Sumitomo has been active in the private power generation business since 1990 and has entered geothermal IPP business through this Muara Laboh Geothermal Power Plant project.
IINPEX CORPORATION is Japans largest exploration and production (E&P) company, and is currently involved in projects across multiple continents, including the Abadi LNG Project in Maluku Province and the Ichthys LNG Project in Australia as Operator By thoroughly making its oil and gas business cleaner while expanding its five net zero business areas, INPEX aims to provide a stable supply of diverse and clean energy sources including oil, natural gas, hydrogen, ammonia and renewables as a pioneer in energy transformation. (INPEX Geothermal Ltd. is a subsidiary established for the purpose of conducting geothermal business).
SHAREHOLDERS
Supreme Energy Rajabasa
Supreme Energy Rajabasa
SHAREHOLDERS
Supreme Energy Rantau Dedap
As a global corporation that engages in diverse business activities, Marubeni commits to promote environmental consideration into all business activities around the globe, including in Indonesia. Marubeni’s business activities should be conducted in consideration of their possible impact on the environment.
Marubeni believes that sustained growth is a realistic goal which can be achieved, in line with Marubeni’s spirit which consists of Fairness, Innovation, and Harmony. Therefore, Marubeni will strive to practice sound management that can coexist with the society and the environment, especially in Indonesia where Marubeni does a diverse business activity.
AREHOLDERS
Supreme
Energy Rantau Dedap
Tohoku Electric Power Co. was founded in 1951, a time when Japan was finally emerging from the postwar turmoil. Since then, Tohoku has been working together with the six prefectures of the Tohoku region and Niigata Prefecture, with a mission to provide quality services while maintaining a sense of mission regarding their role as a public utility. Tohoku supplies high-quality, reliable power and contribute to the development of local communities.
Tohoku combines multiple energy sources for power generation, including thermal, hydroelectric, geothermal, and solar energy, in such a way that ensures a steady and affordable electricity supply.
Tohoku Electric Co. is committed to optimizing their energy mix to stably provide inexpensive electricity generated from green energy.
PT Energia Prima Nusantara (EPN) is a trustable power developer in Indonesia, part of ASTRA Group (PT Astra International Tbk), one of the largest and reputable conglomerations in Indonesia. EPN have a strong value chain in Indonesia for energy provider and renewable energy services company. Within ASTRA Group, currently handling several project in construction phase with total capacity reaching more than 148 MW (gross).
After a long journey, Muara Laboh Unit 1 COD (Commercial Operation Date) was announced on December 16th, 2019
The Geothermal Working Area (WKP) of Liki Pinangawan Muaralaboh was granted during the World Geothermal Congress (WGC) in Bali
PT Supreme Energy, ENGIE and Sumitomo Corporation officially formed a joint venture and become the shareholders of PT Supreme Energy Muara Laboh
of
of
2020
PPA Amendment Negotiation Commencement
Due Diligences
Tariff Approval from Minister
PPA Amendment Signing with PT
PLN Persero
EPC Contract Signing
Feasibility Study Approval
Financial Close
Notification to Proceed for EPC Contractor
Drilling Mobilization
Muara Laboh
The Geothermal Working Area (WKP) of Rantau Dedap was granted during the World Geothermal Congress (WGC) event in Bali
After a long journey Rantau Dedap COD (Commercial Operation Date) declared on 26 Dec 2021
PT Supreme Energy, ENGIE and Marubeni Corporation officially formed a joint venture and become the shareholders of PT Supreme Energy Rantau Dedap Exploitation commencement
Signing with PT. PLN (Persero) Civil construction commencement for Exploration phase Exploration Drilling Commencement Well Testing Feasibility Study commencement Feasibility Study completion in 2016 & followed with
(Persero)
The Geothermal Working Area (WKP) of Gn. Rajabasa was granted during the World Geothermal Congress (WGC) in Bali.
PROJECT MILESTONE
PT Supreme Energy, ENGIE and Sumitomo Corporation official y formed a joint venture and become the shareholders of PT Supreme Energy Rajabasa Process of PPKH (Forestry & Environment permit) application process commencement.
PPA Signing with PT. PLN (Persero)
PPKH issuance & Law
SERB submitted a request for extension of the effective date of the PPA to PT PLN (Persero). Until today, the PPA remained inactive & still waiting for PPA negotiation completion.
PPKH issuance
SERB received lawsuit against the issued PPKH
Suit against the issued PPKH Supreme Court's verdict issuance
The Supreme Court's verdict is issued, SERB wins the appeal case.
SUPRAMU SANTOSA
Founder & Chairman
Considering
the huge potential in Indonesia’s Geothermal Energy business supportedby the government programs to meet fast growing energy demand and to develop a cleaner and more environmentally friendly energy mix, PT Supreme Energy was established in October 2007 with a focus on the development of geothermal power businesses.
Being
the pioneer of geothermal exploration and development in Indonesia, after the enactment of the Geothermal law no 27/2003, we have proactively participated and contributed to enhancing geothermal business development opportunities in Indonesia through active roles in numerous initiatives and task forces in formulating policies and procedures to facilitate basis for the Government to promote the industry.
Aside
from difficult challenges and uncertainties we have faced in the past nine years, we are now ready to make progress towards achieving our aspiration to become the leading geothermal energy company in Indonesia. This accomplishment will be possible only with persistent and focused efforts of all our employees, high commitment to technical excellence and professionalism, and full support from local and central governments. Having successfully achieved several project milestones and having the partnership with and support from leading international investors, we confidently continue our journey towards providing a bright sustainable energy future for Indonesia, beneficial to all stakeholders.
Company Structure
Board of Director Management
Representative Director of Operational Affair/Activity SERD
Tomohiro Yabushita Chief Financial Officer SEML & SERB
Nisriyanto President & CEO
Shuichiro Ikeda Chief Operating Officer
SEML, SERB, & SERD
Boy Gemino Vice President Director SERD
Masahiro Chiba
Corporate Social Responsibility
Our CSR Policy is focusing on 4 pillars:
Health & Education
Economic & Empowerment
Infrastructure Improvement
Community Relations
We integrate the interests of society into our development plans, by accepting responsibility for the impact of our activities on stakeholders and on the environment, in an effort to improve the quality of life for our employees and their families as well as the local community and society at large. Supreme Energy develops active and sustainable Corporate Social Responsibility programs based on social justice and mutual respect.
Safety, Health & Environment
We believe that commitment towards Safety Health and Environment is more than just a priority, it is a core believe, value and a basis of our company strategy. Supreme Energy’s ambition is to not only become a leader in Safety Health and Environmental Standards, but to be recognized as a benchmark in the industry. Implementation of proper Safety Health and Environment is a core value that we want to share with everyone, from our managers and employees, to our partners and stakeholders.
By always being proactive and striving to implement the excellence standards of safety, health and the protection of our stakeholders is not only giving benefit to our employees but also providing good care ot the ecosystem and our surrounding community.
Our goal of successful implementation of Safety, Health and Environment will in turn provide a healthy working environment, a good relationship with the community, as well as preservation of the ecosystem.
“The Best Large Company for Aggressive RE Development” in Indonesia by METI AWARDS 2021
International Geothermal Convention and Exhibition (IIGCE) 2023
Best Booth 2023
Best Paper in the General Topic & Overall Best
Paper in the Professional Category: "Biodiversity
Awareness at Geothermal Power Plant: Preliminary Study on Fauna around Geothermal Area"
Category: Investment
ANUGERAH ENERGI LESTARI - GATRA AWARD 2017
PROPER - Green Award
Anugerah Lingkungan PROPER by Indonesia’s Ministry of Environment and Forestry (KLHK)
Muara Laboh Achievements 2025
Successful Completion of House Load Test –Sumatera System 2025
Penghargaan EBTKE 2024 - KESDM
Aditama Rank - Safety, Health, and Geothermal Engineering Performance
3rd Winner - Performance of Geothermal Community Development and Empowerment
Muara Laboh Achievements
ISO 14001:2015 - Environmental Management System
ISO 50001:2018 - Energy Management System
Muara Laboh Achievements
2022
PT Supreme Energy Muara Laboh (SEML) obtained a certificate for contribution to support PLN programs in strengthening the grid:
Subroto Awards 2023 - KESDM
Aditama Rank - Environment Pollution and / Damage Control Performance of Production
Working Area category
Aditama Rank - Safety and Health and Geothermal
Engineering Performance Assessment of Production
Working Area categor
• Successful to implement Free Governor
• Successful to test House Load Operation
• Successful to implement Power System Stabilizer
SEML is awarded as biggest Contributor on Region Income for Solok Selatan 2022, besides supporting renewable energy demands in long term.
Subroto Awards 2022 - KESDM
Aditama Rank - Safety and Health and Geothermal Engineering Performance
Assessment of Production Working Area category
Aditama Rank - Environment Pollution and / Damage Control Performance of Production
Working Area category
SUBROTO AWARDS 2021 - KESDM
1st place - Geothermal Biggest PNBP Contribution Category (Sub Category WKP IPB)
Aditama Place - Geothermal K3 & Technical Performance Category (Sub Category Production Geothermal Area)
Aditama Place - Geothermal Pollution & Environmental Damage
Prevention Performance Category (Sub Category Production Geothermal Area)
Award from West Sumatera Governor for Best Company in West Sumatra for: COVID19 prevention management program and Zero Accident
Gold Award for the category Geothermal Power Project of the year in Asian Power Awards 2021
SUBROTO AWARDS 2017 - KESDM
Aditama place - Geothermal K3 Management Category (Sub Category Non-Production Geothermal Area)
Utama Place - Geothermal Environment Protection Management (Sub Category NonProduction Geothermal Area)
Muara Laboh 2021
Rantau Dedap Achievements 2025
PROPER - Blue Rating Period: 2023–2024
Awarded by the Ministry of Environment of the Republic of Indonesia
Rantau Dedap Achievements
Penghargaan EBTKE 2024 - KESDM
Pratama Rank - Safety, Health, and Geothermal
Engineering Performance
4th Winner - Performance of Geothermal
Community Development and Empowerment
SERELO CSR AWARD 2024
TJSL Forum of Lahat Regency
Gold appraisal
Propositions 2023
2022
Rantau Dedap
SUBROTO AWARDS 2023
Pratama place - Safety and Health and Geothermal
Engineering Performance Assessment of Production
Working Area category
Utama place - Environment Pollution and / Damage Control
Performance of Production Working Area category
SERELO CSR AWARD 2023 -
TJSL Forum of Lahat RegencyGold appraisal
SERELO CSR AWARD 2022 - TJSL Forum of Lahat Regency - Silver appraisal
PT Supreme Energy Rantau Dedap (SERD) obtained a certificate for contribution to support PLN programs in strengthening the grid:
• Successful to implement Free Governor on September’22
• Successful to implement Free Governor on October’22
• Successful to implement Power System Stabilizer
Award from BKPM for Active Participation in empowering SME and local economy in South Sumatra
SUBROTO AWARDS 2017 - KESDM
Utama place - Geothermal K3 Management Category (Sub Category Non-Production Geothermal Area)
Pratama Place - Geothermal Environment Protection Management (Sub Category Non-Production Geothermal Area) 2017
Operational Plans & Actual Achievements for 2024
Supreme Energy Rantau Dedap
Supreme Energy Muara Laboh
Operational Plans & Actual Achievements for 2023
Supreme Energy Rantau Dedap
Supreme Energy Muara Laboh