Finding businesses that truly stand out can be difficult, especially in a crowded and unpredictable economy. ColoradoBiz’s Best of Colorado aims to help readers identify the local companies earning the trust and support of Coloradans across the state.

Now in its 12th year, the annual summer guide is driven entirely by reader participation. In partnership with research firm Data Joe, ColoradoBiz collected more than 25,000 votes across 100 business categories to recognize the companies readers value most.

For nearly 50 years, ColoradoBiz has covered the people, companies and industries shaping Colorado’s economy through its magazine, digital coverage, partnerships and events. Coverage has ranged from established business leaders to emerging entrepreneurs, with a focus on women-owned companies, multigenerational family businesses and Colorado manufacturers producing goods locally.

ColoradoBiz congratulates every company named to the 2026 Best of Colorado list. The annual reader poll reflects the publication’s ongoing commitment to highlighting businesses that contribute to Colorado’s economy and communities. Readers are encouraged to support the companies featured throughout this year’s guide.

Caroline Fritz, Editor
[email protected]

Best Cleaning Janitorial Service

Kleen-Tech Services LLC

Founded in Denver in 1993, Kleen-Tech provides custodial services across more than 24 million square feet of commercial and government facilities throughout the United States. Services include janitorial, hard-floor restoration and maintenance, carpet restoration and maintenance, window cleaning, facility restoration and specialty cleaning services.

Best Cleaning Janitorial Service

Mayfair Cleaners

Mayfair Cleaners is a Denver-based cleaning company providing residential and commercial cleaning services. The company offers a range of cleaning solutions for homes and businesses throughout the Denver area. Mayfair Cleaners focuses on routine and specialized cleaning services designed to support property maintenance and customer service needs.

Best Electrical Repair

Ward Electric Company Inc

Founded in Longmont in 2005 by electrical industry veteran Mike Ward and his wife, Joyce, Ward Electric has grown from three field employees and operating out of a spare bedroom to more than 360 employees and additional offices in Sioux City and Victor, Iowa, today. The full-service, family-owned electrical contractor has won numerous awards from various publications and organizations for Best Places to Work, Fastest Growing Companies, Safety Excellence, and ColoradoBiz Top Company.

Best Landscape Lawn Contractor

Ward’s Lawn Service

Over the past two decades, Ward’s Lawn Service has provided professional residential and commercial landscape assistance for properties in the Front Range area. When you need reliable landscape designers in Longmont, CO or nearby areas, we’re the team to call if you need year-round commercial or residential landscape maintenance for a large property complex or would like help maintaining your backyard, then give us a call. No matter the season, we have the tools and expertise needed to help your lawn look great.

Best Plumbing Repair Service

Garvin’s Plumbing and Sewer

Garvin’s Plumbing & Sewer is a family-owned plumbing and sewer company serving the Denver metro area for more than 80 years. Now in its third generation of management, the company provides plumbing, drain cleaning and sewer repair services. Garvin’s also participates in local business organizations and community outreach programs across Colorado.

Best Restoration Recovery Services

Best Option Restoration

Best Option Restoration provides disaster recovery and property restoration services for homeowners and businesses. The company specializes in restoring properties damaged by water, fire and other emergencies using certified technicians and industry-standard restoration practices. Best Option Restoration follows IICRC guidelines and offers restoration, cleanup and recovery services for residential and commercial properties.