Insulpan home image courtesy Structural Insulated Panel Association

Manufacturers of structural insulated panels (SIPs) have emerged as leaders in sustainable home construction. They offer enhanced energy efficiency, faster build times, and improved structural integrity. However, navigating the landscape of SIP manufacturers and builders can be difficult for the novice. Let’s dive into the disciplines and then spotlight the crucial factors that distinguish a reputable structural insulated panel manufacturer.

SIP builders vs SIP panel manufacturers

A SIP manufacturer is responsible for producing the structural insulated panels themselves. They design, engineer, and manufacture SIPs in a controlled factory environment using specialized equipment and processes. SIP manufacturers ensure that their panels meet industry standards for quality, performance, and safety.

Once manufactured, SIPs ship to the construction site for assembly.

A SIP builder is a construction professional or company that specializes in this building method. They assemble and install SIPs on-site. SIP builders work closely with architects, engineers, and homeowners to integrate SIPs into residences. They handle assembly, sealing, and finishing of the structural framework of the home.

SIP builders may also provide additional services such as project management, permitting, site preparation, and coordination with other trades.

With the emphasis on high-performance homes, it is is getting easier to find experienced SIP builders near you. Many manufacturers also offer training for your builder or team augmentation.

Both SIP manufacturers and SIP builders play essential roles. Some SIP manufacturers also offer turnkey construction services such as builder training, in-house teams, or partner construction divisions.

Exterior view of home with stone foundation and timber framing; SIP panel manufacturer Insulspan - photo

Interior view master bedroom looking out windows to barn, Burnside residence, Dexter, Michigan, Timber Framing; SIP panel manufacturer Insulspan - photo

Insulspan home images courtesy SIPA

Experience and reputation count

From architects envisioning groundbreaking designs to builders erecting affordable tract or multifamily housing, the right SIP manufacturer can help.

Architects, builders, contractors, and homeowners who have experience with SIP construction can provide firsthand recommendations and insights into reputable SIP manufacturers. If they’re focusing on customer satisfaction, the best SIP manufacturers will provide client reviews.

Quality materials: At the heart of every SIP lies the materials. A distinguished SIP manufacturer sources premium materials from trusted suppliers. This emphasis on quality ensures that SIPs deliver robust insulation and structural support. They promise longevity and durability for any construction project.

Precision manufacturing: Precision is crucial for SIP construction. A trusted manufacturer uses computer-controlled equipment to accurately size and cut the SIPs, based on detailed drawings. Skilled workers ensure that the SIPs fit together perfectly, reducing air leakage and improving energy efficiency. This precision enhances the overall performance of the building.

Customization: Recognizing the diverse needs of construction projects, a leading SIP manufacturer offers options and custom configurations. Tailored solutions cater to the unique demands of each home’s design and climate setting.

Testing and certification: To guarantee the home’s resilience and safety, rigorous testing and certification are imperative. Reputable manufacturers undergo testing, ensuring compliance with industry standards for structural stability, fire resistance, and thermal performance. Membership in the Structural Insulated Panel Association (SIPA) serves as a hallmark of quality and reliability.

Technical support: Beyond delivering top-tier products, a manufacturer should provide support at every stage of the construction journey. From engineering insights to installation assistance, SIP panel manufacturers can guide architects, builders, and homeowners towards optimal outcomes.

exterior view of home by SIP builder Enercept - photo

Exterior view of SIP home with solar panels on roof; SIP panel supplier Enercept - photo

Award-winning Minnesota home images courtesy Enercept

Environmental responsibility: In an era marked by environmental consciousness, sustainability takes center stage. Leading SIP manufacturers champion eco-friendly practices, primarily by recycling and minimizing waste in production processes.

Additionally, SIP panel manufacturers can make OSB boards from fast-growing, renewable trees. And their methods may use a high percentage of wood from every tree. Particularly eco-conscious SIP panel suppliers may also incorporate bio-based materials like hemp and waste products from sugarcane.

New insulation options with lower carbon footprints, such as EPS foam or recycled PET plastic, are now on the market. These sustainable choices help create a greener future and offer better construction solutions.

Cost-effectiveness: Reputable SIP panel manufacturers balance competitive pricing with excellent service and product quality. High-performance homes require smaller and more affordable heating and cooling systems. Right-sizing these building systems helps reduce both build and operating costs.

On-time delivery and logistics: In construction, time is money. Top SIP manufacturers prioritize on-time delivery and easy logistics. By speeding up the onsite framing process and precutting windows, and electrical channels, time to occupancy is quicker.

Warranty: SIP panel suppliers generally offer 20-year warranties, giving peace of mind to architects, builders, and homeowners. This long-term commitment shows faith in their materials and the durability of their SIPs. Look for SIP manufacturers that have many years in the business, standing by their products.

exterior view of large, moder adobe-style house in desert setting, solar panel on roof; SIP panel suppliers: Premier Building Systems

Premier SIPs home images courtesy SIPA

Should I look for SIP manufacturers near me?

The proximity of the SIP manufacturer to your construction site can be important, but it’s not always critical. You can find a structural insulated panel suppliers who will ship to almost anywhere in the country.

Shipping costs and logistics: The main concern of distance is how if affects shipping. Transportation expenses are likely far lower for a SIP manufacturer nearby or within your region. This can represent cost savings, especially for large orders. Additionally, shorter shipping distances means less risk of damage during transit, on-time delivery, and less carbon footprint.

On-site support: Having the SIP manufacturer in the neighborhood facilitates communication and collaboration during construction process. Remember that making changes during construction can be extremely expensive. So factory visits, technical support, and troubleshooting can address issues as they arise. Proximity can sometimes streamline coordination between the manufacturer, contractor, and other stakeholders.

Local codes and standards: SIP panel manufacturers near the site know the local building codes, regulations, and climate. They may also have experience working with local contractors, architects, and permitting agencies, leading to smooth project execution.

Support the local economy: Choosing a nearby manufacturer can support the local economy and promote resilient, sustainable construction throughout the region.


Despite potential advantages, it’s important to focus on the quality, reputation, and reliability of the SIPs manufacturer rather than just their location. A manufacturer far away may still provide better products, service, and value compared to local options. Or a local builder may have more (or better) experience with a SIP panel manufacturer from a different area.

Therefore, it’s crucial to weigh all the factors. Look first to the manufacturer that best meets the project’s requirements and budget, regardless of location.


We are proud to feature our valued sponsors.

exterior of timber-frame home built with structural insulated panels; warm interior lighting sines from huge windows; setting shows bare trees and fallen leaves on the lawn - photo interior of timber frame home with SIP construction covered by wood ceilings; pool table and eclectic decor - photoRosenvold Timber Frame images courtesy FischerSIPS

Enercept Structural Insulated Panels

Enercept is an insulated panel manufacturer that specializes in ultra-customizable designs. They work on projects of various sizes from small homes to large commercial buildings. They even provided panels for the International Science Station on the South Pole. Since their founding in 1981, Enercept has offered a range of panels to fit the needs of any design.

Their SIPs packages can include:

  • Wall and roof panels; plus floor, basement, and foundation panels
  • Glulam center beam
  • Seam tape
  • Panel sealant
  • Rough openings for windows and doors, all cut in, framed, and headered

Enercept’s SIPs manufacturing services include:

  • Free project estimate
  • Custom panelized layout based on your building plan
  • Fully customized insulated panel manufacturing, including fine details, unique shapes, and irregular openings
  • Free virtual on-site assistance to builders
  • Detailed construction guides, electrical guides, and durable panel layout drawings for every project

Proud members of SIPA, Enercept also hosts annual workshops called Enercept University. The 2 day course is a deep dive for SIP builders, from panel manufacture to installation. You can find videos of past training courses on the Enercept YouTube channel.

Enercept manufactures all its panels in Watertown, SD, and they ship worldwide.

exterior view of resutic home with welcoming lighting; SIP manufacturer FischerSIPS - photointerior view of cozy,rustic bedroom in prefab SIP home; structural insulated panel manufacturer FischerSIPs - photoFt. Worth LEED Platinum home images courtesy Enercept

FischerSIPS structural insulated panel manufacturers

FischerSIPS is a manufacturer and distributor committed to durable, energy-efficient homes. A SIPs builder since 1986 and manufacturer since 2014, they’re one of the founding members of SIPA. FischerSIPS was one of the first companies to join the green building movement. They helped construct one of the first homes to receive LEED for Homes Platinum certification -the first ever built in Texas.

FischerSIPS is on a mission to push building standards towards true net-zero energy. So they offer a variety of panels to fit most building projects. Panels include:

Most FischerSIPS homes move through the building process in 8 to 12 weeks, including the following services:

  • Free project consultation
  • Design assistance to convert your home plans into SIP-ready plans
  • Energy-efficient SIPs panels assembled in a factory-controlled environment to exact specifications
  • Detailed design drawings and instructions to guide builders through the installation process

FischerSIPS manufactures their panels in Louisville, KY. They can ship throughout the continental United States, but most FischerSIPS builders are within 500 miles of Louisville.


exterior view of country home with wood siding; by SIP panel supplier PanelWrights - photoWest Virginia ENERGY STAR home images courtesy PanelWrights

PanelWrights SIPs sales, design, and installation

PanelWrights is a structural insulated panels supplier and builder specializing in energy efficiency and sustainable building techniques. They won a SIPA Building Excellence Award for high-performance residential homes in 2019. This country house (pictured above and below) has a passive solar design, eco-friendly interior finishes, and trim made from sustainably harvested wood.

PanelWrights has been a full-service SIP builder since 1999, offering design, sales, and installation. A SIPA Master Registered Builder, PanelWrights supplies SIPs panels and nailbase (retrofit) panels plus

Interior view of triple-height great room, beam construction; by SIP manufacturer PanelWright LLC - photo

  • SIPs plan designs for custom projects based on your construction drawings
  • HVAC analysis to right-size heating and cooling systems
  • Coordination with a professional structural engineer for SIPs projects that require review
  • Panel installation with PanelWrights crews led by certified SIPs builders
  • Technical advisors for on-site assistance during SIPs installs that do not use PanelWrights construction crews

Based in Shenandoah Junction, WV, the PanelWrights team typically works throughout the Mid-Atlantic. They also provide design and installation services in other parts of the US and internationally.


Resources for SIP builders and architects

As more homeowners prioritize energy and cost efficiency, demand for SIPs architects and builders is on the rise. SIPschool offers in-person training, consulting for SIP manufacturing startups, and on-site quality control for SIP installations. Their 2-day, in-person installation workshop, “SIPs 202,” covers

  • SIP basics
  • SIP tools review
  • Reading panel layout drawings
  • Fabricating, installing, and sealing SIPs in the field (includes a hands-on assembly)
  • Mechanical, heating and cooling, and cladding options for SIP structures

SIPshool founder Al Cobb created a free 10-lesson accredited online training course for architects and builders. The SIPA website hosts the course, and each lesson can provide AIA continuing education credits.

Explore: SIPA’s resource hub for SIP builders includes links to educational presentations and brochures.

SIPs stcked horizontally with logo of SIP School superimposed - photo with logo

SIPA True Cost Calculator

One of the biggest misconceptions about SIPs is that they’re significantly more expensive than conventional framing methods. While SIPs manufacturers may quote higher package prices than traditional framers, that number doesn’t tell the whole story.

The SIPA True Cost Calculator tool considers the significant cost savings and added value of SIPs. Most construction bids don’t represent all these cost factors. Builders and homeowners should also consider

  • Labor savings from reduced build times and simpler builds
  • Decreased waste of building materials, such as drywall, framing, and trim
  • Increased durability, dimensional accuracy, and resale value
  • Increased usable indoor space
  • Incentives, including tax credits, utility rebates, and homeowners insurance discounts

The tool compares construction bids from SIPs manufacturers versus conventional framers. SIPs may appear more expensive initially. However, the SIPA True Cost Calculator shows that the savings are typically higher than the initial cost difference.

Structural Insulated Panel Association logo

Our team researches products, companies, studies, and techniques to bring you the best of zero building. Zero Energy Project does not independently verify the accuracy of all claims regarding featured products, manufacturers, or linked articles. Additionally, product and brand mentions on Zero Energy Project do not imply endorsement or sponsorship unless specified otherwise.