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Financial Clarity. Strategic Results. Informed Decisions. Lasting Impact. 

Financial Clarity. Strategic Results. Informed Decisions. Lasting Impact. Financial Clarity. Strategic Results. Informed Decisions. Lasting Impact. Financial Clarity. Strategic Results. Informed Decisions. Lasting Impact. 

About us

 Castra is a financial consultancy firm providing integrated, results-driven solutions across financial modeling, feasibility studies, business planning, and project finance. Backed by deep industry expertise and analytical rigor, we support clients across sectors such as infrastructure, financial services, tourism,etc

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Service

Investment and Financial Advisory

Investment and Financial Advisory

Investment and Financial Advisory

Strategic financial guidance tailored to your organization's needs.

Strategic financial guidance tailored to your organization's needs. 

Financial Modeling

Investment and Financial Advisory

Investment and Financial Advisory

Robust, data-driven models for forecasting performance, assessing risk, and informing decisions.

 Robust, data-driven models for forecasting performance, assessing risk, and informing decisions. 

Feasibility Studies

Investment and Financial Advisory

Corporate and Project Finance

 In-depth analysis of project viability to support sound investment decisions.

 In-depth analysis of project viability to support sound investment decisions. 

Corporate and Project Finance

Corporate and Project Finance

Corporate and Project Finance

 Structure efficient, sustainable funding solutions for medium to large-scale development projects

 Structure efficient, sustainable funding solutions for medium to large-scale development projects or corporate expansions. 

Business Planning

Corporate and Project Finance

Fundraising Advisory

 Comprehensive plans defining strategy, attracting funding, and mapping scalable growth.

 Comprehensive plans defining strategy, attracting funding, and mapping scalable growth.

Fundraising Advisory

Corporate and Project Finance

Fundraising Advisory

 Assistance during negotiation with potential lenders and investors.

 Assistance during negotiation with potential lenders and investors. 

Business Model on Waste Management

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Our Team

Lukas Prakoso

Lukas Prakoso

Simson Johanes Sinaga

Simson Johanes Sinaga

  

Owner and Director, Castra Capital Advisors

Sarjana Ekonomi, Universitas Indonesia

Master of Accounting and Finance, 

Manchester Business School

Simson Johanes Sinaga

Simson Johanes Sinaga

Simson Johanes Sinaga

Simson Johanes Sinaga

  

Bachelor Economics – Accounting, University of Indonesia

Master of Science - Infrastructure Investment & Finance, University College London

Soniwell

Soniwell

Simson Johanes Sinaga

Pamungkas Adiwibowo

  

Bachelor Economics – Accounting, University of Indonesia

Master of Management – Finance,
University of Indonesia

Pamungkas Adiwibowo

Pamungkas Adiwibowo

Pamungkas Adiwibowo

Pamungkas Adiwibowo

  

Bachelor's degree in Economics, University of Indonesia

Master of Business Administration (MBA), Virginia Darden School of Business

Satya Mauludi

Satya Mauludi

Pamungkas Adiwibowo

Satya Mauludi

  

Bachelor Petroleum Engineering, Trisakti University

Master of Business Administration, Gadjah Mada University

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OUR CUSTOMER

PLN indonesia
Brantas energi
GGGI
GIZ
PUPR
SMI
  • PUPR
  • SMI
  • PLN indonesia
  • Brantas energi
  • GGGI
  • GIZ
  • PUPR
  • SMI
  • PLN indonesia
  • Brantas energi

Hak Cipta © 2026 CASTRA - Semua Hak Dilindungi Undang-undang.


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