Anaerobic Digestion Expert

What Is an Anaerobic Digestion Expert?

An anaerobic digestion expert—sometimes called an anaerobic digester consultant—is a technical specialist who evaluates, designs, and improves systems that convert organic materials into renewable energy. These experts help clarify feasibility, validate technology assumptions, and reduce the technical and financial risks associated with AD and RNG projects.

Anaerobic digestion is a biological process in which microorganisms break down organic materials without oxygen. “Organic” refers to materials derived from plants or animals, including manure, food waste, fats, oils and grease (FOG), industrial residuals, and biosolids. This process occurs inside engineered, sealed systems known as anaerobic digesters. As these materials break down, they produce biogas—primarily methane and carbon dioxide—and digestate, a nutrient-rich material used in agricultural applications.

What Does an Anaerobic Digester Consultant Do?

An anaerobic digestion expert provides technical, engineering, economic, and operational insight to support the evaluation, development, optimization, or troubleshooting of AD and renewable natural gas (RNG) projects. Their work helps ensure projects are designed effectively, operated safely, and remain financially viable.

Common Areas of Expertise

• Digester design review and technology evaluation
• Feedstock characterization and recipe formulation
• Biogas yield projections and RNG upgrading guidance
• Due diligence and feasibility studies for investors and developers
• Cost opinions and technical validation of project assumptions
• Regulatory strategy and permitting support
• Construction oversight, commissioning, and startup assistance
• Operator training and performance optimization
• Expert witness support for anaerobic digestion–related disputes

Key Questions About Working with an AD Expert

Is my AD or RNG project technically and economically feasible?
Experts evaluate feedstocks, biogas output, digestate handling, and system sizing to determine whether a project makes economic and operational sense before capital is committed.

Can an expert validate technology claims or vendor proposals?
Independent review helps confirm whether performance guarantees, equipment specifications, and operating assumptions are realistic and aligned with industry standards.

Do I need support to secure financing or meet due diligence requirements?
Investors and lenders often require third-party engineering reviews, cost verification, and performance risk assessments conducted by experienced anaerobic digestion specialists.

How can I improve or troubleshoot an operating digester?
Consultants help diagnose biological upsets, foaming, low gas production, feedstock issues, or equipment failures and provide strategies for restoring stable operations.

Do I need help with permitting or compliance?
An AD expert supports air permitting, waste handling requirements, nutrient management planning, environmental reporting, and safety compliance.

Is expert testimony required for a dispute or claim?
Specialists provide independent analysis and expert witness support for technology disputes, operational failures, insurance claims, and litigation involving AD projects.

LEC Partners’ Anaerobic Digestion Expertise

At LEC Partners, our specialists have decades of experience across anaerobic digestion, biogas, and RNG project development. We support clients in agriculture, waste management, industrial processing, utilities, and private equity—helping validate technologies, evaluate economics, optimize feedstocks, and manage risk from feasibility through sustained commercial operation.

Based in Cambridge, MA, we take a practical, implementation-focused approach designed to improve the technical and financial performance of anaerobic digestion facilities.

Speak with an Expert