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law firm

Our Professional

Alta Mahandara

Alta is a seasoned corporate lawyer with over a decade of expertise in corporate matters and complex mergers and acquisitions. His sharp legal mind and strategic foresight have made him a go-to advisor for joint ventures, sales, and foreign investments.

Particularly prominent in the mining and energy sectors, Alta has deep insight into the operational and regulatory dynamics of commodity-based industries. His clients appreciate his ability to anticipate challenges and align legal frameworks with long-term business goals, especially in cross-border and multi-jurisdictional deals.

Alta has successfully guided major acquisitions in Indonesia’s mining sector, including nickel, manganese, and iron ores, and has supported renewable energy projects such as hydropower plants and carbon offset initiatives. His counsel emphasizes sustainable development and decarbonization strategies, helping clients transition to cleaner energy models.

Alta’s expertise in corporate transactions, ESG compliance, and sustainability earned him recognition as one of ALB’s Rising Stars in 2023.

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Alta

Education

  • University of Indonesia - Master of Economic Law
  • University of Indonesia - Bachelor of Law

Areas of Expertise

  • Corporate (General, Commercial & Transaction)
  • Environmental Social and Governance
  • Compliance

Awards and accolades

In recognition of his legal excellence, Alta was honored with numerous awards and accolades, including:

alta awards

Practice Description

During his years of practice, Alta has been involved in numerous deals and transactions including:

  • Assisted a respected Malaysian investment holding company through its subsidiary in Singapore in order to acquire and develop mini-hydro power plant projects in Indonesia, specifically for the 9 MW power plant in West Sumatera and 12 MW power plant in West Java;
  • Assisted a Chinese group of companies in acquiring manganese and iron ores mining companies in Aceh;
  • Assisted Indonesia’s biggest mining services company in acquiring nickel mining companies located in North Konawe and Halmahera;
  • Assisted one of the largest Chinese-listed advanced energy material producers in acquiring nickel mining companies in Morowali;
  • Assisted Indonesia’s biggest mining services company in its green energy projects, which consist of exploring the development of carbon economic value, as well as acquiring companies conducting business in carbon offsetting;
  • Assisted a private equity company based in Singapore with funds sourced from the Middle East Asia in coal and nickel trading activity in Kalimantan and Sumatra;
  • Assisted a state-owned company operating in the technology sector in resolving legal issues with its sub-contractors in Telkom’s Trade-In Trade-Off project;
  • Assisted and advised a consortium of state-owned companies engaged in construction and technology in connection with its participation in the bidding process for a light rail transit (LRT) project in West Java;
  • Retainer lawyer of a subsidiary of a state-owned company conducting business in airport operations with respect to general legal matters relating to the establishment of its business activities;

Publications

MEMR Regulation 10/2025

Energy Transition in the Power Sector: Key Highlights from MEMR Regulation 10/2025

To support Indonesia’s Net Zero Emissions (“NZE”) target by 2060...

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RUU_KSDAHE

What to Expect: Bill on Conservation of Living Natural Resources and Its Ecosystems, and Detailed Regulations Anticipated to Affect M&A

Passing the Bill on Conservation of Living Natural Resources and...

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EVs in Indonesia

EVs in Indonesia: From Environmental Commitment to Global Business Opportunities

The arrival of the Electric Vehicle (“EV”) era in Indonesia...

Read More

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Together as One ADCO Law is a Member of the Alliott Global Alliance of independent professional firms.

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Contact Us

Setiabudi Building 2, 2Nd Floor Suite 205C Jl. HR. Rasuna Said Kav. 62, Jakarta 12920 Indonesia

  • [email protected]
  • +6221-52903034


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