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About Us

Fisen Group

Our team helping your team win! Our 40 member strong, Grand Rapids Michigan based team, builds better HVAC to help you grow better

HVAC for business-critical applications. We have more than 15 years of experience building systems trusted in life-critical environments: surgical suites, pharmaceutical, and food processing. Your cultivation is business-critical, trust us to deliver better cultivation HVAC

Pot Leaf.png
Pot Leaf.png
Fisen Shop

We Help You Grow

  • Our sales and engineering teams consult with you to select the right HVAC solutions for your specific cannabis climate control needs.

  • Our systems developed in partnership with commercial growers. We understand cultivation challenges and bring solutions

  • Grow your production yield and your business with our engineered solutions. Our fully integrated solutions give you the climate control you need, while reducing your operation costs

Loren Testing

Our Advantage

  • Manufacturing specialty HVAC solutions since 2004: Now commercial cannabis cultivation can benefit from years of engineering and manufacturing expertise

  • Authorized manufacturer for Johnson Controls: The Enthaltec C3S systems offer all the advantages of Johnson Controls Commercial HVAC units

  • Affordable upfront cost combined with great performance and low operating cost

  • Proven reliability and life expectancy

  • Johnson Controls original equipment warranty and service network

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