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Author: Ayush Raj Date: 10 August 2025 BioCNG Technology

Choosing the Right EPC Partner for Your Bio-CNG Plant — A Strategic Guide

Selecting the right EPC partner can make or break a Bio-CNG project — here's a detailed guide to ensure success.

EPC team reviewing construction and process integration at Bio-CNG plant.

Engineering, Procurement, and Construction (EPC) partners play a critical role in the success of Bio-CNG projects. While many developers focus on CAPEX or feedstock supply, the choice of EPC partner determines whether a plant meets design specifications, operates reliably, and delivers expected ROI.

1. Technical Expertise

An ideal EPC must have demonstrable experience in anaerobic digestion, gas upgrading, compression, and cascade systems. Beyond construction, they should understand biochemical and mechanical process integration, troubleshooting, and efficiency optimization.

2. Integration Capabilities

Your EPC should be able to integrate multiple systems:

  • Feedstock preprocessing (choppers, grinders, conveyors)
  • Anaerobic digesters and biogas purification units (PSA, water scrubbing)
  • Compression and storage systems (cascades, compressors)
  • Control & monitoring (PLC, SCADA, IoT sensors)

A truly capable EPC ensures all components function as a cohesive system, minimizing downtime and enhancing methane yield.

3. O&M & After-Sales Support

Post-installation, O&M services are non-negotiable. Look for:

  • 12–18 months of guaranteed O&M support
  • Spare parts availability
  • Remote monitoring and troubleshooting
  • Performance reporting & optimization

A plant is only as good as its operational reliability — O&M support ensures long-term profitability.

4. Financial & Contractual Transparency

Evaluate EPCs on:

  • Turnkey cost structure
  • Clear timelines and deliverables
  • Penalties for delays
  • Compliance with government schemes like SATAT and GOBARdhan

5. Due Diligence Checklist

  • Past projects with similar feedstock and capacity
  • Client references and testimonials
  • Energy efficiency and methane yield achieved
  • Certification compliance (ISO, PESO, MNRE)

Hastus Insight: Hastus functions as a hybrid Technology + EPC partner, offering turnkey Bio-CNG solutions with robust O&M and local engineering support. This ensures projects are bankable, scalable, and future-ready.

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