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Opal Fuels reports increased RNG production, sales for Q1

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By Erin Krueger

May 16, 2025

Biogas Operations Business 

Opal Fuels released first quarter financial results on May 8, reporting the company produced 1.1 million MMBtu of renewable natural gas during the quarter, up 38% when compared to the same period of last year.

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The House Ways and Means Committee on May 14 advanced its portion of President Trump’s “big, beautiful” tax bill. The draft legislation amends and extends the 45Z clean fuel production credit but repeals several other clean energy tax credits..

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Gevo Inc. CEO Patrick Gruber discussed plans for a proposed 30 MMgy alcohol-to-jet (ATJ) project in North Dakota during the company’s first quarter earnings call, held May 13. The company has not disclosed a timeline for development of the project.

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Clean Energy Fuels Corp. released first quarter financial results on May 8, reporting that the company sold 50.6 million gallons of renewable natural gas (RNG) during the three-month period, down 12.8% when compared to same period of 2024.

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Aemetis Inc. announced on May 13 that its Aemetis Biogas subsidiary has signed a $27 million equipment agreement with Centuri Holdings Inc., a $2.6 billion infrastructure services contractor, to build biogas cleanup systems for 15 dairy digesters.

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Aemetis Inc. released Q1 results on May 8, reporting increased biogas production, progress with efficiency improvements at the Keyes ethanol plant, and resumed biodiesel deliveries. Financing activities are also underway for a proposed SAF project.

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Cowboy Clean Fuels has announced the release of its biomass carbon removal and storage, plus renewable natural gas (BiCRS+RNG) methodology. EcoEngineers collaborated with CCF to develop the methodology.

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A new competitive grant program from the Washington Department of Ecology will fund projects at 13 landfills across the state to better measure and contain methane before it escapes into the atmosphere.

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Waga Energy and Scapigliato, a waste management company for the municipality of Rosignano Marittimo in Tuscany, Italy, have signed an agreement to produce renewable natural gas (RNG) from landfill gas.

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Renewables are currently expected to account for 25% of U.S. electricity production in 2025, expanding to 27% in 2026, according to the U.S. Energy Information Administrations’ latest Short-Term Energy Outlook, released May 6.

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Republic Services Inc. on April 24 confirmed the company completed and commence operations on one new RNG project during the first quarter of 2025. Additional RNG projects are expected to come online throughout the year.

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WastAway – a tech innovator that converts municipal solid waste (MSW) to sustainable fuel – has won a U.S. patent for its entire waste-to-fuel process, bringing the total number of U.S. and international patents to 26.

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California Bioenergy secures multiple CDFA grants

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By California Bioenergy LLC

May 02, 2025

California Bioenergy LLC on April 28 announced it has secured three 2024 Dairy Digester Research and Development Program grants to support its upcoming dairy digester projects in Bakersfield, Gustine, and Modesto.

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Aemetis Inc., a diversified global renewable natural gas and biofuels company, announced on May 1 that the Aemetis Biogas subsidiary of the company completed $1.6 million of sales of California LCFS credits and RFS D3 RINs during April 2025.

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Anaergia Inc. has announced that its subsidiary, Anaergia Technologies LLC, secured a change order to provide more engineering services and supply of equipment as part of an ongoing project in East San Diego County, California.

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Viridi Energy on April 29 announced it has begun operations at its new RNG facility in Summerdale, Alabama. The landfill gas-to-RNG project was developed in partnership with the Solid Waste Disposal Authority of Baldwin County.

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The American biogas industry is entering a historic growth phase, fueled by surging demand for reliable energy, the need to reduce waste, and a massive pipeline of untapped development opportunities across all 50 states, according to the ABC.

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Balmoral Tanks, a producer of digester tanks for anaerobic digestion (AD) plants, is expanding its production capabilities into the U.S. with the opening of its operations facility in Northeast Ohio in summer 2025.

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Project Canary, an emissions measurement and reporting platform, and Sniffer Robotics, a pioneer in drone-based emissions monitoring, are partnering to revolutionize methane emissions monitoring and quantification at landfill sites worldwide.

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CARB on April 4 released a third set of proposed changes to the state’s LCFS. More than 80 public comments were filed ahead of an April 21 deadline, including those filed by representatives of the ethanol, biobased diesel and biogas industries.

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AVEVA, a global leader in industrial software driving digital transformation and sustainability, has been selected by Archaea Energy to build a comprehensive operations data management infrastructure.

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Anaergia Inc., through its subsidiary, Anaergia S.r.l., has entered into a binding LOI with Capwatt to design and build nine state-of-the-art facilities for biomethane production from agro-industry waste in Portugal, Spain, and Italy.

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Vision RNG announced on April 15 the successful sale of the investment tax credit (ITC) generated from its Laurel Ridge landfill gas-to-energy project located in Corbin, Kentucky. The facility was developed in partnership with Waste Connections.

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Behind its passionate leader, Roeslein Alternative Energy is making remarkable strides in the renewable natural gas space, with focused efforts in prairie restoration and wildlife conservation.

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A recent media brief explored the biogas industry’s successes in 2024 and examined policy influencing the future of biogas.

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Thermogenics has introduced a new biogas enrichment system that enables industrial boilers to operate using renewable biogas (or sometimes referred to as digester gas)—either independently or in combination with natural gas.

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As Congress prepares to deliberate clean energy tax provisions, the American Biogas Council has launched an online advertising campaign to spotlight the power of biogas facilities to convert waste into fuel, electricity, and economic opportunity.

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The USDA on April 14 announced the cancellation of its Partnerships for Climate-Smart Commodities program. Select projects that meet certain requirements may continue under a new Advancing Markets for Producers initiative.

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Montauk Renewables Inc. on April 10 announced that its subsidiary, Tulsa LFG LLC, has broken ground on a renewable natural gas (RNG) landfill gas project at the American Environmental Landfill Inc. (AEL) in Tulsa, Oklahoma.

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Anaergia Inc., through its subsidiary, Anaergia S.r.l., has signed a contract with Techbau S.p.A., a leading Italian company specializing in large-scale engineering and construction projects, for the building of five new biomethane production plants in Italy.

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