Top Rated ACCA
Manual J/D/S
HVAC Design

5 Star Energy is the leading provider of detailed HVAC system analysis and design services in Northern California and Southern Oregon. From small bungalows to multi-million dollar estates, we have the experience and expertise to get the job done right.


Request A Free Estimate
On Any of
Our Services


Manual J/D/S Design Is Our Most Popular Service
(Residential & Commercial)


You can count on 5 Star Energy to be completely straightforward and honest as we improve the energy efficiency of your home to help you save money on energy bills, make your living spaces more comfortable, and reduce your carbon footprint.


Manual J/D/S

5 Star Energy can provide you with the Manual J/S/D calculations you need to ensure that your HVAC system is properly sized for your space. This will help you avoid costly mistakes that could lead to discomfort and high energy bills.


Check Out Our Other Services


HERS Rater, Title 24 Energy Calculations, 45L Tax Credits


HERS Rater

Our HERS raters will inspect your project and help you pass HERS inspections on your residential or commercial project. We are certified HERS inspectors using the Home Energy Rating System.


Title 24 Energy Calculations

If you are planning on building or remodeling a home or business in California, our Title 24 energy reports are designed to save you costs on your project.


45L Tax Credits

If you are a home builder or a property developer, you may be eligible for 45L tax credits from the federal government. 5 Star Energy can help you take advantage of this program by providing the necessary energy testing, analysis, and calculations.


Value Proposition

We Take An In-Depth Approach to Designing HVAC Systems

At 5 Star Energy, we take a comprehensive and individualized approach to HVAC design. We believe that every building is unique, and that’s why we take the time to understand the specific needs of each project. This allows us to create a custom solution that is energy-efficient, comfortable, and reliable.

Call the Top Rated Manual J/D/S Experts

(530) 441-2722


Pexels-photo – edited

About Us


NOT all HVAC Designs are Equal.
Let us Help You Save with Manual J/D/S Expertise.


9 reasons why 5 Star Energy is your best choice.


5 Star Energy is a family owned business that takes pride in providing the best customer service possible and a product that will save families money for generations.

I have listed 9 reasons that 5 Start Energy is your best choice for your Title 24 Reports, HERS Testing, and ACCA Manual J/D design.

Tony Reger

Owner, 5 Star Energy


Licensed HERS Raters

We are a licensed and insured HERS Rater company, so you can rest easy knowing that your home or business is in good hands.


Energy Calculations

We offer affordable energy calculations without sacrificing quality. We know how to get your Title 24 compliance to save you money.


Title 24 Services

We are dedicated to providing our clients with the highest quality energy consulting services. We have the skills, equipment, and manpower to get the job done right.


Title 24 Consultants

Our team of certified Title 24 consultants are always available to answer your questions and help you find the best solution for your needs.


Friendly Customer Service

We pride ourselves on our friendly and professional customer service. We are here to help you every step of the way

Title 24 Cost Quotes

To get started, simply give us a call or fill out our online form to request a free quote. We’ll send you a detailed proposal within 24 hours.


Title 24 Pricing

We offer competitive pricing for our Title 24 calcs services. Our designers eliminate unnecessary construction costs.


Fast Title 24 Reports

Our Title 24 Consultants are fast and accurate. Get your Title 24 Energy Report within days, not weeks. We guarantee it.


Satisfaction Guaranteed

Your satisfaction is our top priority. We stand behind our energy calculations and guarantee your satisfaction with our Title 24 reports and services.

Why Choose Us

Our Certified Manual J/D/S Specialists Will Help Get Your Home As Energy-Efficient As Possible


Our team of certified HVAC designers has extensive experience in both commercial and residential HVAC systems, and our designs are backed by years of research and development.

5 Star Energy is the leading provider of detailed HVAC system analysis and design services in Northern California and Southern Oregon. Our team of certified HVAC designers utilizes the latest energy-modeling software to ensure that our analyses are as accurate and efficient as possible. Contact us today at (530) 441-2722 to get started.

Our Manual J/S/D HVAC design services are perfect for new construction projects, as well as retrofits and renovations. We take into account all of the relevant factors when designing an HVAC system, including the climate, the building envelope, and the specific needs of the occupants. This allows us to create a custom HVAC solution that is perfectly suited for your building’s energy and occupancy requirements. Our goal is to provide you with an HVAC system that is not only energy-efficient but also comfortable and reliable.



    Certified Manual J/D/S HVAC designers in California & Oregon

    At 5 Star Energy, we are passionate about providing the most accurate and reliable Manual J/D/S HVAC Design and ensuring your building meets all Title 24 regulations.


    Customer Reviews

    5 Star Energy – Top Rated ACCA Manual J/D/S Design, Title 24 Reports, & HERS Rater Reviews

    Check Out What Our Satisfied Customers
    Have to Say About Us


    We let results speak for themselves. 5 Star Energy has a long list of happy customers who have
    benefited from our ACCA Manual J/D/S Design, Title 24 energy calculations, and HERS testing services.

    Service Areas

    Manual J/D/S, HERS Testing, Title 24 energy calculationS


    Energy Calculations

    We offer Title 24 energy calculations nationwide in addition to Manual J/S/D calculations, 45L tax credit documentation, and HERS testing.


    Title 24 Energy Calculations & 45L Tax Credit

    Learn about the California 45L tax credit that most builders can apply for.

    Northern CA, Southern OR

    Manual J/D/S, 45L Tax Credits & HERS Testing

    We offer Manual J/S/D calculations and HERS testing for projects in Northern California and Southern Oregon.

    Call To Action


    Send us your residential or commercial project for a quote.

    • ACCA Manual J/D Duct Design
    • HERS Testing
    • TITLE 24 Energy Calculations

    Call Us For More Information

    (530) 441-2722

    Contact Us Today


    Visit the Top Rated Title 24 Consultants in California

    Fast and Accurate Manual J/D/S HVAC Design That Optimizes Your Home Efficiency


    We are just a few minutes drive away from major residential areas and business districts in Redding, CA.


    2807 Bechelli Ln
    Redding, CA 96002
    United States


    Monday – Friday : 9:00 am – 5:00 pm

    Thank you!

    We appreciate the time you have spent considering 5 Star Energy’s services for your construction project. If you have any questions, please feel free to give us a call.

    (530) 441-2722

    H. Hers_2
    Call Now