20230922_ELSA_Laporan Informasi dan Fakta Material_31412393_lamp2.pdf

Contact Person:
Jayanty Oktavia Maulina (Anty)
Manager of Corporate Communications
Graha Elnusa 16th Floor, Jl. TB Simatupang Kav. 1B, Jakarta 12560
Tel: (021) 7883 0850 | Fax: (021) 7883 0907 | Mob: +62813 1787 1717
E-mail: jayanty.maulina@elnusa.co.id

PRESS RELEASE
    Vibroseis EOR ELNUSA Breakthrough: Receives Appreciation
       from IDX Channel Indonesian Innovation Award 2023

Jakarta, 22 September 2023 - PT Elnusa Tbk (Elnusa), a leading company providing energy services which is
part of the Pertamina Upstream Subholding, won an award at the IDX Channel Anugerah Innovation
Indonesia 2023 which was held at the Main Hall of the Indonesian Stock Exchange, Indonesian Stock
Exchange Building, Jakarta on Thursday, (21/9). On this occasion, Elnusa succeeded in winning the main
award in the product & business model category for its Vibroseis for Enhance Oil Recovery (EOR) innovation.
Elnusa is considered to have succeeded in developing new products starting from idea generation to
commercialization until the innovation brings in new revenue streams for the Company.

With the theme "Advancing Agile Innovation for Sustainable Growth", IDX Channel Anugerah Innovation
Indonesia 2023 was held to give appreciation for innovation that builds a sense of pride, as capital to build
further innovation with the spirit of knitting networks of Indonesian innovation people, so that joint efforts
can be built to support each other. strengthen and grow together. The assessment criteria included the
impact of innovation, sustainability of innovation, originality and presentation.

Elnusa's Director of Human Resources & General Affairs, Hera Handayani, was also present at the event to
express his appreciation for the innovation achievements made by Elnusa officers. "Vibroseis for EOR is one
of the many business innovations that Perwira Elnusa has carried out to support business needs and also
participate in building energy sustainability in Indonesia," said Hera.

Hera added, "Elnusa will continue to be committed to having the spirit of developing innovation which is
Elnusa's DNA, and of course this will be beneficial for Elnusa in supporting work achievements within the
Pertamina Upstream Sub Holding environment as the parent company of Elnusa, Pertamina Group and
other KKKS. "This award also provides additional encouragement to encourage Elnusa to continue to
innovate and achieve superior results in the future," concluded Hera.

About Elnusa (IDX: ELSA)
Elnusa is a subsidiary of PT Pertamina Hulu Energi (PHE) incorporated in Subholding Upstream Pertamina. As a total energy services solution
company, Elnusa has core competencies in upstream oil and gas services, supporting services, and energy distribution and logistics services. The
upstream oil and gas service line includes Geoscience & Reservoir services (land, transition zone & marine, and data processing), oil and gas field
drilling & maintenance services (drilling & workover), engineering, procurement, construction & operation maintenance (EPC-OM) services.
Supporting service lines include marine support services, fabrication, to data management. The energy distribution and logistics service line includes
fuel transportation services, depot management, and chemical sales. Currently, Elnusa serves national and international oil and gas companies,
including Pertamina Group, British Petroleum, Conoco Phillips, Soco Exploration (Vietnam) Ltd, etc. Elnusa is listed on the Indonesia Stock Exchange
with the issuer code 'ELSA' and has five subsidiaries that support its competence. Detail information can be accessed at www.elnusa.co.id.