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*The Angi rating for Insulation Service companies in Hilo, HI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.
*The HomeAdvisor rating for Insulation Service companies in Hilo, HI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.
Last update on October 31, 2025
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Solar Wolf Energy
Solar Wolf Energy
Solar Wolf is a full service solar company with a great reputation and an old world belief to our customers. To under-promise and over-deliver, period. We have 18 years experience in construction, remodeling, roofing, solar water heaters, solar pv systems, battery back-up systems and much more. See what Solar Wolf Energy can do for you!
Solar Wolf is a full service solar company with a great reputation and an old world belief to our customers. To under-promise and over-deliver, period. We have 18 years experience in construction, remodeling, roofing, solar water heaters, solar pv systems, battery back-up systems and much more. See what Solar Wolf Energy can do for you!
HPM BUILDING SUPPLY
HPM BUILDING SUPPLY
Locally owned by its employees HPM Building Supply has 4 locations on the Big Island (Hilo, Keaau, Kona & Waimea) and 1 on Oahu (Campbell). Since 1921. Since starting out over 90 years ago as a small, family-owned Hilo lumber mill, HPM Building Supply—now 100-percent employee-owned—has grown to include three full-service building supply centers and four lumber yards on the Big Island. The company manufactures pre-engineered trusses and wall-panels, metal roofing and pre-hung doors, and treats its own lumber. From its Honolulu facility HPM also provides lumber, building supplies, home planning and custom metal roofing to O‘ahu, Maui and Kaua‘i.
Locally owned by its employees HPM Building Supply has 4 locations on the Big Island (Hilo, Keaau, Kona & Waimea) and 1 on Oahu (Campbell). Since 1921. Since starting out over 90 years ago as a small, family-owned Hilo lumber mill, HPM Building Supply—now 100-percent employee-owned—has grown to include three full-service building supply centers and four lumber yards on the Big Island. The company manufactures pre-engineered trusses and wall-panels, metal roofing and pre-hung doors, and treats its own lumber. From its Honolulu facility HPM also provides lumber, building supplies, home planning and custom metal roofing to O‘ahu, Maui and Kaua‘i.
WINDO THERM
WINDO THERM
We manufacture Advanced Energy Panels (AEPs). AEPs are a retrofit for historic windows or any window people can't afford or don’t wish to replace. AEPs are interior window insulating panels and can be installed in any building –office, home or industrial. AEPs have a higher insulation and air sealing rating and provide greater comfort than most replacement windows, yet they are a fraction of the cost. AEPs are custom made to fit over existing openings, protecting, preserving and improving your existing windows.
We manufacture Advanced Energy Panels (AEPs). AEPs are a retrofit for historic windows or any window people can't afford or don’t wish to replace. AEPs are interior window insulating panels and can be installed in any building –office, home or industrial. AEPs have a higher insulation and air sealing rating and provide greater comfort than most replacement windows, yet they are a fraction of the cost. AEPs are custom made to fit over existing openings, protecting, preserving and improving your existing windows.
Masterpiece Construction LLC
Masterpiece Construction LLC
We are an award-winning, fully Licensed, Insured and Bondable, Design/Build, Open Shop, General Contracting, Specialty Contracting, and Construction Management Company. We are also a SAM certified US Federal Government Contractor (Top 2% of US contractors) We specialize in Construction, Investment Property Development, Value Engineering/Integrated Project Development (IPD), Constructability Review, and Building Material Imports including Sourcing and Logistics. Our Scope of projects include: USACE and NAVFAC Projects Restoration/Maintenance Contracts High End Detailed Custom/Bespoke single family home Design and Build in the $1.5M-$15M range Semi Spec and Track Multifamily Home Building - under 50 Units Commercial New Construction Retail TI Licensing Specialist / RME Projects $10M Bond Capacity This range of experience requires us to consider every detail in order to meet and exceed the strictest of site specific owner expectations, QC, finish tolerances and specifications in the construction industry for every definable feature of work, while advising you on long lasting, quality materials as your reasonable budget allows. We serve Oahu (Waipahu to Koko Head, Kaneohe, Kailua, and All Military installations), Big Island (Keauhou to Hawi, Waimea and Pohakuloa training grounds), Kauai (Lihue, Koloa, Poipu, Barking Sands), and Maui (Whole Island), Along with all US territories for Federal contracting work. Purchase your construction with us! We will work diligently with you, keeping you abreast of all aspects of your project. We have a high safety rating, and are able to comply with the strictest safety requirements in the world (EM 385-1-1), including a SSHO if required. If you have a project we would be a good fit for, or want to be one of our subcontractors, please fill out a form on our website or reach us at: www.MC-HI.com +1-808-753-3393 Cell +1-808-688-8839 Office [email protected] We look forward to working with you!
We are an award-winning, fully Licensed, Insured and Bondable, Design/Build, Open Shop, General Contracting, Specialty Contracting, and Construction Management Company. We are also a SAM certified US Federal Government Contractor (Top 2% of US contractors) We specialize in Construction, Investment Property Development, Value Engineering/Integrated Project Development (IPD), Constructability Review, and Building Material Imports including Sourcing and Logistics. Our Scope of projects include: USACE and NAVFAC Projects Restoration/Maintenance Contracts High End Detailed Custom/Bespoke single family home Design and Build in the $1.5M-$15M range Semi Spec and Track Multifamily Home Building - under 50 Units Commercial New Construction Retail TI Licensing Specialist / RME Projects $10M Bond Capacity This range of experience requires us to consider every detail in order to meet and exceed the strictest of site specific owner expectations, QC, finish tolerances and specifications in the construction industry for every definable feature of work, while advising you on long lasting, quality materials as your reasonable budget allows. We serve Oahu (Waipahu to Koko Head, Kaneohe, Kailua, and All Military installations), Big Island (Keauhou to Hawi, Waimea and Pohakuloa training grounds), Kauai (Lihue, Koloa, Poipu, Barking Sands), and Maui (Whole Island), Along with all US territories for Federal contracting work. Purchase your construction with us! We will work diligently with you, keeping you abreast of all aspects of your project. We have a high safety rating, and are able to comply with the strictest safety requirements in the world (EM 385-1-1), including a SSHO if required. If you have a project we would be a good fit for, or want to be one of our subcontractors, please fill out a form on our website or reach us at: www.MC-HI.com +1-808-753-3393 Cell +1-808-688-8839 Office [email protected] We look forward to working with you!

Soundrite-Acoustics, Inc.
Soundrite-Acoustics, Inc.
We are a soundproofing supply company, we provide and recommend product for your application. Applications: home, basements, ceilings, garage conversion to music practice, and commercial applications.
We are a soundproofing supply company, we provide and recommend product for your application. Applications: home, basements, ceilings, garage conversion to music practice, and commercial applications.
Smart Energy Solutions
Smart Energy Solutions
1 employee- Mortgage Documentation Specialist for the: FHA/VA Energy Efficiency Program.
1 employee- Mortgage Documentation Specialist for the: FHA/VA Energy Efficiency Program.
The Hilo, HI homeowners’ guide to insulation services
From average costs to expert advice, get all the answers you need to get your job done.
 - Crawl space insulation costs vary by size, insulation type, and material. Read this guide to learn how much your crawl space insulation could cost. 
 - Trying to calculate how much spray foam insulation costs? Our in-depth guide breaks down pricing by type, amount, and where you install it. 
 - Learn the key factors that influence the cost of renting a blown-in insulation machine. 
 - What is insulation? This behind-the-scenes home fixture will maintain comfortable temperatures in your home no matter the season. It’ll lower energy bills, to boot. 
 - Most people don’t know the whys and hows of home insulation; they just know their house is too hot. Ready to cool down? Learn why you need proper insulation in your home. 
 - The insulation R-value can make all the difference in keeping your home insulated, but it depends on where you live. Keep reading to learn about R-values. 
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