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Pueblo, Colorado, Colorado · Specialty Coffee Brand Deep Dive

Solar Roast Coffee

Editorial sacred-geometry artwork for Solar Roast Coffee; not a documentary photograph
IndependentRoasts its own coffeeSourcing: Origin / region level
TagsSolar Roast CoffeeColorado coffee roastersGuatemalaSumatraPeruBoliviaEthiopiaIndependentOrigin / region levelRoasts in-house
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Solar Roast Coffee is a specialty coffee roaster based in Pueblo, Colorado, that utilizes a custom-built solar-powered roasting system to process its beans. Founded by the Hartkop brothers, the company focuses on small-batch, organic coffee and operates both retail cafes and a wholesale business. Their roasting method is designed to be a sustainable alternative to traditional fossil-fuel-powered roasting.

Ownership
Solar Roast Coffee is an independent, family-founded business started by brothers Mike and David Hartkop.
Founded
2004
Roasting
Reported to roast in-house.
What it's known for
The brand is known for its unique, proprietary solar-powered roasting process that uses solar thermal heat to roast coffee beans in small batches, which they claim results in a smoother flavor profile.
Sourcing countries
Guatemala · Sumatra · Peru · Bolivia · Ethiopia
Farm-level sourcing
The brand sources organic single-origin coffees from various international regions but does not publicly disclose specific farm or producer names on their website. Their offerings include a mix of single-origin beans and various blends.
Notable coffees
  • — Solar Roast Guatemala Organic Coffee
  • — Solar Roast Sumatra Organic Coffee
  • — Solar Roast Peru Organic Coffee
  • — Solar Roast Bolivia Organic Coffee
Documented coffee offerings

Coffees researched from Solar Roast Coffee

These are examples recorded during editorial research on Oct 28, 2026. They are not a live product feed. The coffee, lot, price, and availability may have changed. We have not necessarily brewed these coffees ourselves.

Solar Roast Sumatra Organic Coffee - Dark Roast

Sumatra, Indonesia

This Mandheling South Pacific dark roast is rich and earthy with low acidity and dark flavors.

Original roaster or listing source

Solar Roast Hades Blend Organic Coffee - Dark Roast

Barrel-aged

A diabolical dark roast consisting of barrel-aged coffees sourced from Woody Creek Distillers.

Original roaster or listing source

Solar Roast Organic Willow Springs Blend - Dark/Light Roast

A signature blend named after the road where the company first started roasting coffee.

Original roaster or listing source

Solar Roast Guatemala Organic Coffee - Medium Roast

Guatemala

A medium roast coffee produced using the brand's gentle solar roasting process for a smooth finish.

Original roaster or listing source

External customer, cafe, marketplace, and class ratings are not comparable measures of the quality of an individual coffee. We do not convert them into original tasting scores or brand-wide star ratings. Our independent reviews are published separately after a coffee has actually been brewed and evaluated.

In the news

Recent news and media coverage about Solar Roast Coffee, as documented by outside outlets. We link to the original reporting and do not rewrite or endorse it.

2026-05-21 · KOAA News 5
Convos and coffee: Southern Colorado business uses solar power in a unique way

This local news segment highlights the history and unique roasting methodology of Pueblo-based Solar Roast Coffee. The report details how the founders developed their solar-powered roasting technology, including the creation of the Helios V roaster with the support of a city development grant.

Sources used in this deep dive
Research disclosure — this profile was compiled from public online sources on 2026-10-16. This company overview is not a tasting review. Original tasting reviews are labeled separately when they exist. Ownership, roasting and sourcing details are attributed to documented sources. While the brand identifies the countries of origin for its coffees, it does not provide specific farm or producer details for its current product lineup.

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