EPC Directory

Alberici Constructors

As the nation's 7th largest industrial contractor, Alberici brings expertise in front-end definition services, process installation, upgrades, expansions, new plant construction, and commissioning. We deliver projects throughout the United States and Canada using EPC, design-build, construction management, and general contracting models. Alberici's construction experts deliver biofuel and biochemical projects that maximize value and exceed your business objectives.

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Black & Veatch

Black & Veatch is an employee-owned engineering, procurement, consulting and construction company with a long history of innovation in sustainable infrastructure. Since 1915, our clients have relied on Black & Veatch’s broad technical and financial expertise to improve the lives of people in over 100 countries through consulting, permitting, engineering, construction, operations and program management. In this time, we have built a 30-year track record of providing bioenergy project developers with unbiased, full-scope engineering, procurement, and construction solutions to deliver bankable, reliable assets that produce electric power or solid/liquid/gaseous biofuels; as well as other valuable co-products.

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Bruks Siwertell

Bruks Siwertell is a market-leading supplier of dry bulk handling and wood processing systems. With thousands of installations worldwide, our machines handle your raw materials from forests, fields, quarries and mines, maintaining critical supply lines for manufacturers, mills, power plants and ports. We design, produce and deliver systems for loading, unloading, conveying, storing, and stacking and reclaiming dry bulk materials, alongside equipment for chipping, screening, milling and processing wood for the biofuel, board, saw mill, pulp and paper industries.

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KESCO is a solution-focused company that provides the expertise necessary to design, build, and commission bulk-processing systems. Our tailored solutions are designed to satisfy your specific project requirements. We partner with leaders in their respective fields to provide an efficient project experience. We can be characterized as a hard-working supplier of industrial processing solutions that emphasizes delivering value to the customer.

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Kiewit is one of North America’s largest and most respected engineering and construction organizations. We are prepared to support your biomass project needs throughout all phases of the project lifecycle, from conceptual design, process engineering and constructability integration to project production using design-build execution. Delivering safe and high-quality projects is the foundation of Kiewit’s business and success. Kiewit had 2021 revenues of $12.1 billion and employs 28,800 staff and craft across North America, including engineers and construction professionals.

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Merrick & Company

Merrick & Company (, delivering “Bio Solutions to Better Our World.” A leader in the bioprocessing industry, providing engineering and professional services for innovators in the biofuels, sustainable proteins, and RNG markets. Merrick has served clients for over 60 years and maintains offices in the US, Canada, UK, and Mexico.

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PPS Services Group, Inc.

Through collaboration and innovation, PPS Services Group creates bold solutions for today's global energy and industrial needs. Our commitment to constructability, quality, and teamwork drives our daily business practices while an effort to remain at the forefront of developing technologies and practices keeps our vision focused on future possibilities.Our team offers expertise in the engineering and design, equipment selection & procurement, construction management, and startup & commissioning of projects. Our leadership team has in-depth career experience and our track record of accomplishments is the foundation upon which we have built the company.

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Sapphire Gas Solutions

Sapphire Gas Solutions is a turnkey natural gas solutions provider. A diverse fleet of mobile CNG, LNG, and compression equipment allows Sapphire to provide virtual pipeline solutions in various applications. Sapphire’s CNG fueling infrastructure development and gas system construction capabilities offer multiple solutions for fleet and infrastructure support across the United States. Sapphire also provides logistics, virtual pipeline, and compression solutions for producers and end users of RNG. For all things related to CNG, RNG, and LNG, Sapphire’s team is committed to quality, safety, and reliability, giving Sapphire the ability to provide one of the most comprehensive ranges of natural gas energy management solutions in North America.

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Symbiont, A Mead & Hunt Company

Symbiont, a Mead & Hunt company, plans, designs, and constructs turnkey engineered solutions that bring you value, advance your operations, and reduce greenhouse gases while producing renewable energy. As a full-service EPC firm, our core business includes waste-to-energy, landfill gas (LFG) to renewable natural gas, LFG to electricity, construction, manufacturing, wastewater treatment, and environmental projects. Our team, combined with Mead & Hunt, includes engineers, construction project managers, architects, planners, hydrogeologists, environmental compliance specialists, GIS analysts, and technicians. Our innovative design principles and specialized technologies optimize sustainability goals to enhance communities and the world

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Wellons Inc.

For over 50 years, Wellons has been a leader in providing biomass energy systems and related products and services to the timber and industrial power industry. Firmly established and financially sound, we provide our customers with complete services in design, engineering, and manufacturing, as well as construction, maintenance and repair and technical assistance. Headquarters and main manufacturing facility are located in Vancouver, Washington with our Power Group located in Atlanta Georgia. We have additional manufacturing facilities in Oregon and Canada. Wellons has sales and support offices located throughout the United States as well as a representative in Moscow, Russia and a sales and engineering office in New Zealand.

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ESI Inc. of Tennessee

ESI is a services and project execution based solutions provider for organizations active in the steam, power, and energy industry. We provide full service Engineering, Design, Procurement, Construction, and Commissioning solutions for our customers utilizing our experienced team of over 80+ registered professional engineers/design specialist on staff. ESI performs 100% of our Engineering and Design in-house with an elite “Special Forces” staff having extensive experience with the complete Project Lifecycle, and with middle and upper management staff having over 300+ years working together as a Team at ESI.

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Fagen, Inc.

Fagen, Inc. is a Corporation held in Granite Falls, MN. In October 2021, Fagen, Inc. transitioned ownership from a family-owned company to eight long-term employee shareholders. These shareholders own and operate the company today as the Board of Directors. As part of the transition, many long-term and key employees were also made stakeholders in the company. Our owners and employees are invested in our company mission to deliver the best projects to our customers. Over the past three decades, Fagen, Inc. has constructed a variety of projects including biomass to power, wind pwoer, and other industrial process facilities. Fagen, Inc. self performs civil, structural, siding, insulation, millwright, piping, instrumentation, and electrical.

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Lucke Consulting Technology Services, LLC

We provide engineering consultants, process engineering, discipline engineering and project management services to projects and operating facilities for engineering/design, owner's engineering services, technology selection and optimization/troubleshooting.

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With over 95 years in the material handling business, Mouat is a premier turn-key Design/Build Contractor. Mouat is a full-service provider of green field plants or brown field retrofit and upgrade projects. Mouat’s engineering team has built systems for many biomass industries such as: pulp and paper, biomass power, ethanol, and cellulosic ethanol, and is experienced in handling many types of biomass as well as biproducts such as ash and biochar.

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Nelson Baker Biotech

Innovation. Engineering. Construction. The Nelson Baker team is driven by enthusiasm for biotech innovation. We partner with biomass industry pioneers to provide turnkey engineering, procurement and construction services for scale-ups, retrofits, expansions and greenfield projects. Adaptable solutions keep our clients successful and our jobs exciting. We work to see your Ideas made Ideal.

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RRT Design & Construction

For over 30 years, RRT has provided professional consulting, engineering and design/build construction services and technologies to municipalities, solid waste management and recycling companies, and since 2013 in the energy sector. Our area of expertise includes designing fuel preparation plants using alternative waste fuels including solid waste and biomass. Our specialty is material handling systems and the balance of plant infrastructure. With over 450 completed projects including 80 new facilities built in 27 states and Canada, RRT’s cohesive process and systems teams are able to deliver the maximum in accountability, cost efficiency and profitability.

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Todd & Sargent, Inc.

Todd & Sargent, Inc. specializes in the design, engineering and construction of grain processing facilities, renewable fuel facilities, grain storage, feed mills, flour mills, and pet food manufacturing plants, . We offer "single source responsibility" from concept through completion. With experience on dozens of biofuel projects, we offer an experienced, professional organization of designers, engineers and field staff. Todd & Sargent, Inc. has been in business building partnerships since 1933 with headquarters located in Ames, Iowa. Serving the US and Canada.

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Tomsa Destil

With 171 years of history and more than 600 projects executed around the world in the last three decades, Tomsa Destil is a Spanish company that designs, manufactures, installs and operates equipment and processes for the biofuel, chemical, pharmaceutical, agri-food and other industries worldwide and builds, with its own technology, complete plants in the "EPC" or "Turnkey" modality. Thanks to the long trajectory of more than 170 years of history, Tomsa Destil has been able to incorporate its own technology to the industry in order to offer solutions to a great variety of processes, making use of an important range of raw materials and products.

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