Guardian Energy Mangement

What Guardian Energy Mangement does

Guardian Energy Management is a privately held management company headquartered in Prior Lake, Minnesota, that oversees the operations of three ethanol production facilities located in Janesville (MN), Hankinson (ND), and Lima (OH). Founded in October 2011, the entity operates as the operational management layer for a multi-plant ethanol production group whose underlying facilities are privately owned by five farmer-owned ethanol cooperatives (Al-Corn Clean Fuels, Heartland Corn Products, Chippewa Valley Ethanol Cooperative, Golden Grain Energy, and Lake Area Corn Processors). The company employs 101-250 people and is led by CEO Jeanne McCaherty.

The company's core operations center on dry corn milling ethanol production. Locally sourced corn is ground into flour, enzymatically converted into sugar, fermented into ethanol, and distilled; the process yields multiple revenue-generating outputs. At full capacity the group produces 150 million gallons of corn starch-based ethanol and 4 million gallons of lower-carbon-intensity cellulosic ethanol annually, alongside 338,000 tons of distillers dried grains with solubles (DDGS) for animal feed and 46 million pounds of corn oil for biodiesel and industrial applications. The combined corn throughput across all facilities is 50 million bushels per year.

Guardian's go-to-market is bifurcated. On the supply side, the company purchases corn directly from local growers using a dynamic cash bid system tied to futures markets, supported by customer portals and location-specific mobile apps. On the distribution side, all ethanol, DDGS, and corn oil output is marketed exclusively through Renewable Products Marketing Group (RPMG), in which Guardian holds an equity stake. End customers include gasoline blenders purchasing ethanol for E10/E15/E85 blends, livestock operations purchasing DDGS, and biodiesel producers purchasing corn oil. The company positions itself as one of the largest US ethanol producers and reports top-quartile operational performance in yields and efficiencies versus industry benchmarks.

Name

Guardian Energy Mangement

Legal name

Guardian Energy Management

Website

https://guardiannrg.com

Company type

Private

Founded year

2009

Operating status

Operating

Headcount range

101–250 employees

Short description

Guardian Energy Management is a privately held management company that oversees three farmer-cooperative-owned ethanol plants in the Midwest, producing 150M gallons of ethanol, 338K tons of DDGS, and 46M lbs of corn oil annually.

Ownership category

akta.pro rank

Product category

Ethanol Production

NAICS

Ethyl Alcohol Manufacturing (325193)

SIC

Grain Mill Products (2040)

akta.pro primary industry

Grain & Sugar-Based Ethanol Production (EUAAAHAA)

akta.pro secondary industries

Cellulosic Biofuels & Renewable Fuels (2G ethanol, SAF intermediates) (IMAMALAA), Corn (Maize) Farming (AFAGAAAB)

Keywords

• Ethanol production
• Renewable fuel
• Corn oil
• Animal feed
• Dry corn milling

Headquarters

HQ city

Prior Lake

HQ country

United States

HQ region

North America

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Infrastructure, Technology or R&D, Marketing or Sales

Revenue model

1. Ethanol Sales: Production and sale of corn starch-based ethanol and cellulosic ethanol. Ethanol is sold as renewable fuel that can be blended with gasoline in various blends (E10, E15, E85). RPMG handles all marketing of ethanol production.
2. DDGS (Distiller's Dried Grains with Solubles): Animal feed product remaining after corn kernel is converted into ethyl alcohol. Contains high levels of protein and fat, suitable for hogs, poultry, and cattle.
3. Corn Oil: Distillers corn oil is a crude vegetable oil product created when oil is separated from syrup. Used for biofuel, animal nutrition, and industrial applications.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels6 records

Core offering

Guardian Energy Management operates a multi-plant ethanol production group that processes locally grown corn via dry corn milling to produce corn starch-based ethanol, cellulosic ethanol, distiller's dried grains with solubles (DDGS) for animal feed, and corn oil for biodiesel and industrial applications. The company runs three production facilities across the Midwest and sells all output through Renewable Products Marketing Group (RPMG).

Product overview

Guardian Energy Management is a multi-plant ethanol production group that operates as a unified platform managing three production facilities (Hankinson, ND; Janesville, MN; Lima, OH) plus a management headquarters in Prior Lake, MN. The company produces four main products: Corn Starch Based Ethanol (150 million gallons annually), Cellulosic Ethanol (second-generation biofuel from corn fiber), Distiller's Dried Grains with Solubles (DDGS) for animal feed (338,000 tons annually), Corn Oil for biofuel and industrial applications (46 million pounds annually), and Corn Kernel Fiber Ethanol (4 million gallons of low carbon intensity fuel). The product portfolio is supported by customer-facing mobile apps for each production location enabling contract viewing, pricing access, and business information management.

Differentiator

Problem solved

Functional benefit

Products and services

• Corn Starch Based Ethanol

Quantifiable outcome

• Top quartile performance in yields and efficiencies among all ethanol plants
• +1 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Partnerships

One partnership is on record.

• Renewable Products Marketing Group (RPMG)coreChannel Partner/ Reseller/ Distributor · 1 October 2011RPMG is the sole marketer of all Guardian Energy ethanol, DDGS, and corn oil. Guardian Energy is an investor in RPMG. This exclusive marketing partnership handles all product distribution and sales for Guardian's production facilities.

Scale indicators8 records

Recent moves8 records

Expansion highlights4 records

Broad incumbents

• Cargill: Cargill is a major corn originator and has historically been involved in ethanol processing and DDGS marketing. It is comparable through its corn origination overlap and downstream feed/oil demand that underpins Guardian's customer base.
• Archer Daniels Midland (ADM): ADM is a global agribusiness giant with significant corn ethanol production, grain origination, and animal feed operations. It overlaps Guardian's corn sourcing, ethanol, and DDGS activities as part of a much broader agricultural processing portfolio.
• Flint Hills Resources: Flint Hills Resources, a Koch subsidiary, operates multiple ethanol plants and downstream fuel distribution. It is comparable as a large-scale dry-mill ethanol producer with integrated fuel marketing, similar to Guardian's RPMG arrangement.

Others

• Novozymes (Novonesis): Novozymes supplies enzymes used in the corn-to-ethanol liquefaction and saccharification process at plants like Guardian's. It is comparable as a critical input supplier to Guardian's production technology stack.
• ICM, Inc. ICM is a leading ethanol plant engineering and process technology provider to the dry-mill ethanol industry. It is comparable as an enabler/technology supplier for the type of dry-mill facilities Guardian operates.

Direct peers

• Green Plains Inc. Green Plains is a publicly traded multi-plant ethanol producer with comparable corn starch ethanol, DDGS, and corn oil production, plus adjacent protein/feed ingredients business. It is one of the closest scale and product-mix comparables to Guardian.
• Valero Renewable Fuels: Valero operates 12 corn ethanol plants producing ethanol, DDGS, and corn oil, integrated with its larger refining and fuel marketing business. Closely comparable in product mix and blending-distribution scale to Guardian.
• Alto Ingredients (formerly Pacific Ethanol): Alto Ingredients operates multiple corn ethanol plants producing ethanol, DDGS, and corn oil, and is a directly comparable multi-plant dry-mill ethanol producer, though smaller in scale than Guardian.
• POET: POET is the largest US ethanol producer, operating ~30 plants across the corn belt with similar dry-mill corn starch ethanol, DDGS, and corn oil co-product portfolios. It is the most directly comparable peer to Guardian in scale, technology, and farmer-supply orientation.

Emerging players

• Aemetis: Aemetis operates a corn ethanol plant in Keyes, CA with adjacent cellulosic and renewable diesel projects. It is comparable to Guardian's ethanol + cellulosic mix and shares exposure to low-carbon fuel credits (LCFS).

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/guardianenergy
• LinkedInlinkedin.com/company/guardian-energy-llc

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Guardian Energy Mangement