Anaerobic Digesters Directory

Krieg & Fischer Ingenieure GmbH

Krieg & Fischer Ingenieure GmbH provides full engineering and consultancy services for biogas plants projects all over the world. We develop tailor-made solutions for biogas plants; competent, innovative and independent of equipment suppliers and subcontractors. Since our foundation in 1999, we have gained extensive experience that includes more than 160 projects in over 40 countries. Our key accounts are public and private companies we support in reducing emissions and fulfilling their commitment to cleaner, greener and more sustainable energy. Our track record in industrial by-products and waste is extensive, from potato producers, slaughterhouses to sugar and ethanol. Starting from biogas plant in in Rio Cuarto Rio, Argentina (operational since 2018) that processes 135000t/a of thin stillage from corn based ethanol production, Krieg & Fischer Ingenieure GmbH has shown that anaerobic digestion offers a proven solution for ethanol industry. For our work on an integrated biogas and bioethanol production plant in Rio Cuarto, we received the AD & Biogas Industry Award 2020.

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Founded in 2007, BIOFerm has a diverse portfolio of projects in the biogas industry. This allows us to provide a seamless, sustainable, and economical integration of organic waste management and gas purification solutions into a variety of operations – including food processors, landfills, distilleries/ethanol plants, wastewater recovery plants, agricultural operations and more. Our technologies include biogas upgrading using pressure swing adsorption (PSA) or membranes, and anaerobic digesters using continuously stirred tank reactors (CSTR), dry fermentation, or plug flow solutions.

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P&E Solutions LLC

Seventy-seven year old company with long track record of successful EPC project delivery of CHP, anaerobic digesters, RNG, CCUS installations, Renewable Diesel, terminals, tanks, shop fabrication. Strong emphasis on client, safety focus with 1.25 million safe work man-hours.

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