Northeast Energy Systems/Western Energy Systems (NES-WES) – Anaerobic Digester Services

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Northeast Energy Systems/Western Energy Systems (NES-WES) – Anaerobic Digester Services

Power Systems Specialists

About the Company:

As Channel Partner for Jenbacher Gas Engines, Northeast Energy Systems (“NES”) and Western Energy Systems (“WES”) provide fully integrated Combined Heat and Power (“CHP”) and Distributed Generation (“DG”) power solutions through 10MW power blocks. Jenbacher CHP and DG solutions provide electrical-thermal efficiencies with industry leading emissions. Jenbacher CHP and DG Equipment provides fuel flexibility with capabilities for natural gas, biogas, propane, syn gas and automated dual fuel systems.

NES-WES’s extensive years of dedicated gas engine-power generation experience enables competent integration and engineering for required balance of plant including cooling, heat recovery, fuel gas handling, emissions, chillers, enclosures, switchgear, transformers, power plant control systems, protective relaying, relay coordination and electrical system studies. NES-WES engineering works closely with design engineers to integrate complete and operable CHP and DG systems. NES-WES field project managers provide on-site assistance during installation, pre-commissioning, start-up, and acceptance testing of complete mechanical and electrical systems.

Their customers include institutional, commercial, industrial, and governmental accounts. The only qualifications, an interest in reducing energy costs, increasing energy resiliency and security and reducing carbon footprint. Your focus is your core business; their focus is reducing energy costs and improving resiliency.

About the Solution:

NES AND WES bring over 50 years’ experience in reciprocating engine power applications, engineering and product support.

They provide integrated Combined Heat and Power solutions which are cost effective, highly efficient, and environmentally friendly. Their customers benefit from reliable solutions which provide energy savings, energy resiliency, and carbon footprint reduction.

Northeast Energy Systems/Western Energy Systems (NES-WES) Western Energy Systems 499 Nibus Street Unit B Brea, CA United States 714.529.9700 Visit Company Website

Solution Type

  • AD Support


  • Service Provider


  • Energy


  • GHG
  • Odor
  • Pathogens

To view additional information about this vendor, click below.

Solution Strengths, Weaknesses and Critical Indicators

Anaerobic Digester Associated Technology:

NOTE: There are several technology types that are used as part of an integrated manure management system that includes an anaerobic digester and are not applicable to manure management in other cases. The impact of these technologies on the critical indicators are represented as those of an entire anaerobic digester system.


  • Long usable life and can be run reliably
  • Creates energy and generates environmental credits
  • Requires proper preparation of the feedstock
  • Requires other technologies for energy utilization
  • Requires other technologies for digestate handling
  • Proper feeding & system monitoring is required to avoid system downtime
  • Proven technology for odor control, GHG reduction and pathogen reduction

Newtrient Comments/Opinions:

NES-WES has recently been added to the Newtrient catalog. Newtrient will continue to work with NES-WES to further refine the cost and performance information on their solution. Newtrient will update this entry as more information becomes available and as new commercial dairy installations come online.

Newtrient 9-Point Scoring Rating

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