Compare the highest-rated insulation professionals in Oshkosh, Wisconsin. All contractors are licensed, insured, and verified through our rigorous screening process.
A+ Insulation is a highly reputable, family-owned company that serves the Fox Valley and Northeastern Wisconsin, including Oshkosh. They are widely recognized for their expertise in spray foam and cellulose insulation, and they strongly emphasize comprehensive home performance services like energy audits and air sealing to solve root-cause issues.
While based further south, HomeWorks Energy is a major player in Wisconsin's energy efficiency sector and actively serves the Oshkosh area. They are notable for their focus on making insulation and air sealing affordable through utility rebates and Focus on Energy programs. They specialize in blown-in attic insulation and comprehensive air sealing.
Koala Insulation is a well-regarded, locally-operated franchise that provides service to Oshkosh and the greater Fox Cities region. They offer a wide range of insulation services for residential and commercial properties, emphasizing eco-friendly options and thorough insulation removal before new installation. Their strong customer reviews highlight their professionalism and detailed communication.
** The insulation market in Oshkosh is competitive and service-rich, largely driven by Wisconsin's harsh climate, which creates a high demand for energy efficiency. While there are several local handymen and general contractors who offer basic insulation services, the top-tier market is dominated by specialized companies based in the broader Fox Valley region, particularly Appleton, which reliably serve Oshkosh. The market quality is generally high, with leading providers holding certifications from manufacturers (like Demilec for spray foam) and being accredited partners with Wisconsin's **Focus on Energy** program. This is a critical differentiator, as it allows homeowners to access significant rebates and financing options. Competition is strong, which benefits consumers through competitive pricing and a focus on customer service. Typical pricing varies significantly by project type. A basic attic blown-in cellulose job might start in the $1,500 - $3,000 range, while a full home spray foam application or a complex removal-and-replacement project can cost $10,000+. Most reputable companies offer free, detailed estimates and clearly explain available rebates, making them a crucial part of the sales process.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Oshkosh regulations and climate
Get answers to common questions about insulation services in Oshkosh, Wisconsin.
For Oshkosh's climate, achieving a high R-value is critical. Blown-in cellulose or fiberglass is often recommended for attics because it effectively fills irregular spaces and provides excellent thermal resistance (typically aiming for R-49 to R-60). Spray foam is also a top-tier option for air sealing and insulation in one step, which is vital for combating our harsh winter winds and humidity from Lake Winnebago.
The ideal time is late spring through early fall (May to October). This allows for work to be done before freezing temperatures set in, and attics or crawlspaces are at a safer, more moderate temperature for installers. However, professional insulation contractors in Oshkosh work year-round; winter installations are common for urgent energy loss issues, though scheduling may be tighter.
Yes, Oshkosh homeowners should first check with Focus on Energy, Wisconsin's statewide energy efficiency program, which offers cash-back rewards for qualifying insulation improvements. Additionally, WPS (Wisconsin Public Service) serves the Oshkosh area and may have specific rebate offers. Always consult with your insulation contractor, as reputable local providers are familiar with the current incentive paperwork.
Look for licensed, insured contractors with specific experience in Wisconsin's climate. Check for positive reviews on local platforms and ask for references from Oshkosh-area projects. A trustworthy provider will perform a thorough energy audit or assessment, explain Wisconsin's recommended R-values for our zone, and provide a detailed, written estimate that includes air sealing—a must for our drafty winters.
Not necessarily. The first priority in an older Oshkosh home should be air sealing to stop the infiltration of cold air from gaps, cracks, and around windows. Adding insulation without sealing is less effective. A professional assessment can identify if your wall cavities are under-insulated (common in older homes) and if injection foam or dense-pack cellulose is needed, which is a specialized service.