About Us

Integrated Legal Expertise for a Sustainable Future

At JURIST TERRA & Co., we specialize in delivering integrated legal solutions across law, business, environment, mining, and investigation. Our team provides clear, strategic counsel designed to address complex legal challenges, manage critical risks, and support clients in achieving sustainable and decisive outcomes, particularly for startups, green businesses, and green entrepreneurs.

Our Strategic Commitment

JURIST TERRA & Co., our commitment is to provide uncompromising legal excellence and strategic insight to every client we serve. As an independent firm integrating deep expertise across law, business, environment, mining, and investigation, we deliver counsel that is precise, rigorous, and forward-looking. Our lawyers and consultants operate with the highest standards of integrity, discretion, and professional judgment, ensuring that every matter is approached with thorough analysis and strategic clarity. By carefully evaluating legal, commercial, environmental, and investigative risks, we craft solutions that not only resolve complex challenges but also protect and advance our clients’ long-term interests in an increasingly dynamic and demanding global landscape.

Integrated Legal Expertise for a Sustainable Future

JURIST TERRA & Co. is an independent law firm that integrates extensive experience and expertise across the fields of law, business, environment, and investigation. Our lawyers and consultants uphold the highest standards of professional service, combining integrity and innovation to deliver precise solutions for clients.We carefully consider all potential risks—legal, business, environmental, and those arising during the legal investigation process—to ensure your interests are fully protected.

Achieve Excellence

Because we are proactive, devoted, and creative, we routinely surpass expectations.

Positivity is key

We are sensitive and welcoming, and we value diversity while exercising caution.

Work Together

We are proactive, devoted team members who prioritize our relationships.

Take Courage!

We are brave and curious, and we dare ourselves to dream big and come up with new ideas.

(021) 40401010

Call for legal service

Vision & Mission

We are a trusted strategic partner dedicated to delivering integrated legal, business, and environmental solutions. Our focus is grounded in integrity, innovation, and prudence to support the long-term sustainability of our clients’ business ecosystems

Vision

To become a trusted and leading independent law firm delivering integrated legal and strategic solutions at the intersection of law, business, environment, mining, and investigation—empowering clients to navigate complexity, manage risk, and achieve sustainable success in a rapidly evolving global landscape.

Mission

We are committed to delivering precise, strategic, and forward-looking legal counsel grounded in integrity, independence, and professional excellence. By integrating multidisciplinary expertise across law, business, environment, mining, and investigation, we assist clients in addressing complex legal and regulatory challenges while carefully managing legal, commercial, environmental, and investigative risks. Through rigorous analysis and innovative thinking, we provide solutions that protect and advance our clients’ long-term interests.

VISION

We want our experts to put the needs of our clients first. To do this, we find out about their situations, the options they have, and the problems they face.

MISSION

We bring together people with the ideal mix of domain and industry expertise because we believe that collaboration is more effective than individual action.

We are trusted by thousands of clients

Years of experience
0 +
Happy clients
0 +
Winning cases
0 %

Our Expert

JURIST TERRA & Co. is powered by a team of seasoned advocates, legal auditors, and environmental consultants who uphold the highest standards of professional service. Our multidisciplinary experts combine integrity and innovation to deliver precise solutions, drawing from extensive experience in law, business, environment, and investigation to mitigate complex risks for our clients.

Muassis Andang Perdana, ST., M.Si.

Environment

is an environmental engineer with more than 20 years of experience in advancing sustainable development initiatives across Indonesia. He possesses deep expertise in the design of sanitation infrastructure, circular economy–based waste management systems, and community empowerment programs.

Serving as a bridge between policy frameworks, technical solutions, and community engagement, Muassis has played a key role in integrating sustainability principles into multi-sector initiatives. He has also developed sustainability education curricula, promoted green investment, and contributed actively to evidence-based environmental policy advocacy.

With his extensive technical background and commitment to environmental stewardship, Muassis continues to support stakeholders in implementing sustainable, inclusive, and impactful environmental programs

Alfan Mansur, Ph.D.

Economic/Finance/Business

is a Policy Analyst with deep expertise in macroeconomic policy, fiscal–monetary analysis, and financial sector oversight. He holds a Doctorate in Economics from the University of Helsinki, with strong competencies in time-series econometrics and empirical macroeconomic research.

With more than a decade of professional experience at the Fiscal Policy Agency, Ministry of Finance of the Republic of Indonesia, Dr. Alfan has led various strategic analyses on financial market dynamics, designed policy instruments to strengthen financial system stability, and provided policy advice to senior leadership on macro-financial linkages. His work includes the development of early-warning systems for systemic risk and exchange-rate projection models that are utilized across multiple ministries and government institutions.

Dr. Alfan is also actively engaged in international collaboration, including with the Asian Development Bank Institute (ADBI), and continues to contribute to evidence-based policymaking through comprehensive macroeconomic research and analysis.

Dr. Andreas Pramudianto, S.H., M.Si.

is a senior environmental law and policy expert with more than 25 years of academic and professional leadership at the University of Indonesia. With a multidisciplinary foundation in Law and Environmental Science—culminating in a Doctorate in Law from UI—he integrates legal, ecological, and governance perspectives to support sustainable development and national policy advancement.

He brings extensive experience in environmental regulation, disaster management, AMDAL development (A–B), environmental auditing, legal drafting, and evidence-based policy formulation. His portfolio includes numerous scientific publications and active involvement in hundreds of national and international training, certifications, and expert forums.

Throughout his career, Dr. Pramudianto has served as a lecturer, facilitator, consultant, and subject-matter expert, advising government institutions, academia, and development organizations. His work focuses on strengthening environmental governance, advancing interdisciplinary research, and supporting strategic decision-making for resilient and sustainable development in Indonesia.

Rini Ismiati, S.H., M.Kn., CLA., CMLC

is the Founder of Jurist Terra & Co., a boutique law firm dedicated to empowering startups, green businesses, and green entrepreneurs to make smart and strategic legal decisions. Since establishing her practice, she has worked with a wide range of clients, including startups, government institutions, industries, and foreign investment companies. Rini brings extensive expertise from her previous professional experience more than 20 years (including over 8 years of experience as Investigator and Analyst of Public Complaint at Corruption Eradication Commission (Indonesian: Komisi Pemberantasan Korupsi/KPK). She is also an experienced legal advisor in handling legal investigation, regulatory drafting, good corporate governance, and corporate actions such as mergers and acquisitions, land acquisition, also general corporate and commercial.

She is a licensed Advocate admitted by Indonesian Advocates Association (Indonesian: Perhimpunan Advokat Indonesia/PERADI), and certified by Indonesian Association of Legal Auditors (Indonesian: Asosiasi Auditor Hukum Indonesia/ASAHI), and the Indonesian Mining Legal Consultants and Lawyers Association (Indonesian: Perkumpulan Konsultan Hukum dan Pengacara Pertambangan Indonesia/PERKHAPPI).

She is active in various environmental organizations, such as the Indonesian Environmental Scientists Association/IESA (Indonesian: Perkumpulan Ahli Lingkungan Indonesia) and the Indonesian Society of Sustainability Professionals/IS2P. She is also active as a guest lecturer at several universities and a speaker at various environmental education events.

EDUCATION: 

  • Bachelor of Laws – Business Law at Gadjah Mada University (2002 – 2005) 
  • Master of Notarial Law – University of Indonesia (2011 – 2013) 
  • Doctoral – Environmental Science at University of Indonesia (ongoing)

Yosie Monoarfa, S.H., CMLC

is a Partner at Jurist Terra & Co. and a certified legal professional with a strong academic and professional background in constitutional law and mining law. 

He has extensive experience as an Advocate and Legal Consultant, including serving as a Legal Expert Staff to a Member of House of Representatives of the Republic of Indonesia (DPR RI), Commission V. With more than ten years of leadership experience in managing law firms, he has developed deep expertise in delivering strategic legal solutions for corporate clients and public institutions. 

His practice focuses on constitutional law and mining law, advising clients on complex regulatory, legislative, and policy matters. With a strong understanding of Indonesia’s legal and governance framework, Yosie provides practical and strategic counsel in areas involving regulatory compliance, legislative drafting, and institutional legal development. 

He is actively involved in professional legal organizations, including the Indonesian Advocates Association (PERADI) and the Indonesian Mining Legal Consultants and Lawyers Association (PERKHAPPI), reflecting his commitment to professional ethics and the advancement of legal practice in Indonesia. 

His areas of expertise include Constitutional Law, Mining Law, Legislative Drafting, Policy Analysis, Regulatory Development, and Legal Advocacy.

EDUCATION: 

  • Bachelor of Laws (S.H.) University of Pembangunan Indonesia Manado

Andar S. Sukma, S.H., M.H., CFE, CGP, CACP, CCRM, CRGP

is a Partner at Jurist Terra & Co. and a seasoned legal professional specializing in law, compliance, corporate governance, and risk management. 

With extensive professional experience in the fields of law, compliance, and governance, he has worked across the banking and non-bank financial sectors, including major State-Owned Enterprises (SOEs) and Regional-Owned Enterprises (ROEs), such as Bank Rakyat Indonesia (BRI), PT Kereta Api Indonesia, Transjakarta, PLN Nusantara Power, Askrindo, and Wijaya Karya (WIKA). 

His practice focuses on providing strategic and practical governance solutions tailored to modern corporate needs, particularly in highly regulated industries. His areas of expertise include Good Corporate Governance (GCG), Compliance, Enterprise Risk Management, Business Law, Audit and Internal Control, as well as Anti-Fraud Systems, especially within the financial and corporate sectors. 

His professional capabilities are further strengthened by his international certification as a Certified Fraud Examiner (CFE), along with multiple certifications in governance, risk, and compliance, enabling him to deliver comprehensive and forward-thinking advisory services.

EDUCATION:

  • Bachelor of Laws (S.H.) University of Indonesia Master of Laws (Economic and
  • Business Law) University of Indonesia

Ahmad Muzaki, S.H., CMLC

is an Associate at Jurist Terra & Co. and a legal professional with extensive experience in corporate law, licensing, and regulatory compliance across various industries. 

He has more than six years of professional experience handling legal and regulatory matters in sectors including mining, renewable energy, palm oil plantations, and hazardous and toxic waste (B3) management. He is currently serving as a legal professional at PT Anugrah Neo Energy Materials (Neo Energy). Prior to this role, he worked for over three years at PT Resource Alam Indonesia Tbk., where he was actively involved in managing corporate legal compliance and supporting business operations. 

His practice focuses on assisting companies in navigating complex licensing frameworks and regulatory requirements, ensuring that business activities are conducted in a structured, secure, and legally compliant manner. His areas of expertise include licensing management (OSS-RBA, environmental, and mining permits), contract drafting, legal due diligence, and regulatory compliance. 

He has successfully passed the Advocate Professional Examination (Ujian Profesi Advokat – UPA) organized by the Indonesian Advocates Association (PERADI) and is also an active member of the Indonesian Mining Lawyers and Consultants Association (PERKHAPPI). 

EDUCATION: 

  • Bachelor of Laws (S.H.) Universitas Singaperbangsa Karawang

Ramanov A. Siahaan, S.H

earned his Bachelor of Laws degree from the Faculty of Law, Universitas Brawijaya, with a specialization in Business Law, providing him with a strong foundation in corporate legal practice. He has completed the Special Advocate Professional Education (Pendidikan Khusus Profesi Advokat – PKPA) and has successfully passed the Advocate Professional Examination (Ujian Profesi Advokat – UPA) organized by PERADI (Indonesian Advocates Association).Indonesian Advocates Association (Perhimpunan Advokat Indonesia/PERADI).

He has professional experience in handling strategic corporate transactions, including investment structuring, mergers and acquisitions (M&A), corporate restructuring, and cross-border transactions, advising both domestic and foreign clients across multiple sectors. Prior to his current role, he gained valuable experience at HHR Law and ADCO Law, where he was involved in corporate, commercial, and transactional matters, supporting complex legal projects and providing strategic legal advisory to clients.

His areas of expertise include legal due diligence, ownership and equity structuring, and regulatory compliance, particularly for technology startups, the energy sector, and natural resources industries, including mining, renewable energy, and port infrastructure projects. He adopts a business-oriented, solution-driven, and risk-aware approach in delivering legal advisory services.

Rodi Maryanto, S.H.

is an Associate at Jurist Terra & Co., with a strong academic and professional background in law, community development, and strategic partnership management. 

He has solid professional experience in community development and partnership management, with a proven track record in facilitating cross-sector collaborations involving communities, brands, and various organizations. He currently serves as Lead of Business Development Partnership at Kitabisa, where he focuses on digital-based collaborations to strengthen the zakat and waqf ecosystem. 

Prior to this role, he served as Head of Program at Aksi Cepat Tanggap (ACT), where he led high-impact social initiatives and developed strategic partnerships with government institutions, private sector entities, and community stakeholders. 

In addition to his professional roles, Rodi has extensive experience in humanitarian missions, including his involvement in humanitarian initiatives related to Rafah, Egypt, supporting international relief and social response efforts. He is also the Founder of Relawan Gesit, a volunteer network of more than 3,000 members dedicated to community empowerment, collaboration, and rapid social response. With his multidisciplinary background, he brings valuable expertise in strategic partnerships, stakeholder engagement, community empowerment, and social impact initiatives. 

EDUCATION: 

  • Bachelor of Islamic Law (S.His.) Syarif Hidayatullah State Islamic University Jakarta
  • Bachelor of Laws (S.H.) Universitas Pamulang

Precious Douglas Maulana

is an environmental and climate policy professional with an academic background in Environmental Science, Meteorology, and Public Policy. He is currently pursuing a Master of Public Policy (Climate Change Specialization) at Universitas Islam Internasional Indonesia and holds a Master’s degree in Environmental Science from Universitas Indonesia, as well as a Bachelor’s degree in Meteorology and Climate Sciences from Malawi University of Science and Technology.

He has professional experience with the Department of Climate Change and Meteorological Services, where he served as a Meteorologist Intern responsible for weather forecasting, severe weather analysis, public advisories, and data reporting to national and international stakeholders, including the aviation sector.

His expertise includes climate risk assessment, environmental policy analysis, meteorological forecasting, data analysis (Excel, GIS, and statistical tools), and sustainable resource management. He is committed to advancing climate resilience and evidence-based policy development in Malawi and globally.

Reni Indrawati, A.Md.AB

earned her Diploma III in Business Administration from Tarakanita College of Communication and Secretariat, providing her with a strong foundation in corporate administration and business support functions.

She has professional experience in corporate secretarial and administrative management, including two years of experience as a Secretary at a law firm, as well as roles at reputable companies such as PT Pertamina Gas Niaga and PT Adhi Karya. Her responsibilities encompass strategic administrative operations, executive scheduling and communications, corporate documentation, and management meeting support. 

She is recognized for her strong organizational skills, attention to detail, and ability to ensure efficient and compliant administrative processes. In addition, she is actively involved in social and environmental initiatives through GREENLENTIK (social enterprise), supporting sustainability and environmental preservation. 

EDUCATION: 

  • Diploma III (A.Md.AB), Administrasi Bisnis, Tarakanita College of Communication and Secretariat

Dyah Kalpika Adityas, S.E., S.H., M.Hum.

is a legal practitioner with extensive experience in commercial litigation, bankruptcy and insolvency matters, as well as corporate advisory and internal company affairs. She has represented a diverse range of clients, including individuals, private corporations, and state-owned enterprises, in navigating complex legal and commercial challenges.

Her practice focuses on integrating business law with a sustainability-oriented approach, assisting clients in achieving strategic legal solutions while supporting long-term business growth and regulatory compliance. 

With a multidisciplinary academic background in finance and law, Dyah combines commercial insight with legal expertise to deliver practical and comprehensive counsel. Her areas of expertise include Commercial Litigation, Bankruptcy and Insolvency, Corporate and Business Law, Finance and Investment Law, Environmental and Sustainability Law, Regulatory Compliance, and Corporate Restructuring. She is a licensed Advocate admitted by the Indonesian Advocates Association (PERADI) and a certified Administrator and Receiver registered with the Asosiasi Kurator dan Pengurus Indonesia (AKPI).

EDUCATION:

  • Bachelor of Economics (Finance Management) Atma Jaya Yogyakarta University
  • Bachelor of Laws (Business Law) (Cum Laude) Gadjah Mada University
  • Master of Laws (M.Hum.) (Cum Laude) Gadjah Mada University

Joko Sulaksono, S.H.

is a Partner at Jurist Terra & Co., with extensive experience in corporate and commercial law, litigation, and insolvency-related matters. 

With more than fifteen years of professional experience in the legal field, he has advised both domestic and international clients across various industries on a broad range of legal matters and commercial transactions. His practice includes company and legal entity establishment, ongoing corporate legal advisory, and regulatory compliance support, helping businesses navigate complex legal and operational challenges. 

In addition to his corporate practice, Joko has substantial experience in litigation, representing clients in numerous civil and criminal proceedings. He is also actively involved in bankruptcy and suspension of debt payment obligations (PKPU) matters, including complex cases requiring strategic legal analysis and comprehensive case management. 

His multidisciplinary legal experience enables him to provide practical, strategic, and solution-oriented counsel tailored to the needs of corporate clients and individuals. He is a registered member of the Indonesian Advocates Association (PERADI) and the Association of Indonesian Receivers and Administrators (HKPI). His areas of expertise include Corporate and Commercial Law, Corporate Advisory and Compliance, Company Establishment and Structuring, Civil and Criminal Litigation, Bankruptcy and Insolvency, and Suspension of Debt Payment Obligations (PKPU).

EDUCATION: 

  • Bachelor of Laws (S.H.) Trisakti University