Aeroseal

Aeroseal

Seals ducts to improve energy efficiency

Overview

Aeroseal uses its patented interior sealing technology to seal air leaks in ducts and building envelopes, cutting energy waste and improving indoor air quality. The process involves applying the seal from inside the ducts to stop leaks, which can be used in homes, hospitals, schools, and government facilities. The technology is delivered through a network of providers to both residential and commercial customers worldwide. Unlike general HVAC services, Aeroseal focuses specifically on sealing, with a patented method that targets leaks from within, enabling effective energy savings across a wide range of buildings. The company aims to reduce global carbon emissions by lowering buildings’ energy use, contributing to cleaner, more efficient infrastructure across more than 30 countries.

About Aeroseal

Simplify's Rating
Why Aeroseal is rated
B-
Rated B on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Industrial & Manufacturing

Government & Public Sector

Energy

Company Size

201-500

Company Stage

Series B

Total Funding

$119M

Headquarters

Miamisburg, Ohio

Founded

2010

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Simplify's Take

What believers are saying

  • Grosvenor began evaluating Aeroseal across selected UK buildings on July 27, 2026.
  • Georgia Power’s 2026 duct-sealing pilot expands Aeroseal’s access to subsidized commercial demand.
  • CREF and Beazer keep proving measurable energy savings, supporting broader contractor adoption.

What critics are saying

  • Aeroseal cut 40 jobs in June 2026 after adoption lagged growth plans.
  • Demand depends on partners like Grosvenor and Georgia Power, concentrating sales timing.
  • If builders prefer cheaper manual fixes, Aeroseal’s premium model loses volume and investor patience.

What makes Aeroseal unique

  • Aeroseal’s patented inside-out sealing reaches ducts and envelopes without opening finished walls.
  • Grosvenor’s July 2026 investment validates Aeroseal’s retrofit edge across complex UK buildings.
  • Beazer Homes’ 2025 ZERH program proves repeatable, production-scale airtightness across thousands of homes.

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Funding

Total Funding

$119M

Above

Industry Average

Funded Over

3 Rounds

Series B funding is typically for startups that have proven their business model and need more funding to expand rapidly—often by entering new markets or adding more products. Investors are usually venture capital firms that specialize in later-stage investments.
Series B Funding Comparison
Above Average

Industry standards

$35M
$45M
Linktree
$65M
Substack
$67M
Aeroseal
$100M
ClickUp

Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

Mental Health Support

401(k) Retirement Plan

401(k) Company Match

Paid Parental Leave

Stock Options

Unlimited Paid Time Off

Professional Development Budget

Wellness Program

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

-2%

2 year growth

-2%
Grosvenor
Jul 27th, 2026
Grosvenor invests in Aeroseal to accelerate retrofit across UK property portfolio

Grosvenor has invested in Aeroseal, a climate technology company specialising in air sealing solutions, to improve building performance across its UK property portfolio. The investment focuses on addressing operational challenges in existing buildings, particularly heritage and complex assets where retrofitting can be disruptive and costly. Aeroseal's technology enables faster improvements in airtightness and energy efficiency with minimal impact on occupiers. A recent London trial demonstrated a 78.5% improvement in airtightness within a live operational environment. The investment aligns with Grosvenor's retrofit-first strategy, which prioritises extending building life over demolition to reduce embodied carbon. Grosvenor is working with Aeroseal to evaluate and deploy the technology across selected buildings, with potential for wider application. Grosvenor's Venture Investment team has invested £10 million to date in scale-up businesses and venture capital funds supporting its commercial and sustainability goals.

Yahoo Finance
Jun 7th, 2026
Aeroseal cuts 40 jobs globally as duct-sealing tech adoption lags growth plans

Miamisburg-based Aeroseal has laid off 40 employees globally, including approximately 20 in the Dayton area, representing about 10% of its workforce. The company develops proprietary ventilation shaft-sealing technology using water-based materials to seal holes in air ducts. Chief Executive Amit Gupta said whilst the company continues seeing strong market adoption and expects growth, "the pace of adoption has been slower than we anticipated". The redundancies are part of efforts to align the organisation with current market conditions. Aeroseal had previously projected significant expansion, with Gupta stating in September 2024 that the company had grown from 240 to 300 employees and planned to add another 50 jobs within six to 12 months. The technology is currently used by HVAC contractors across 50 states and 27 countries.

AeroSeal
Oct 21st, 2025
Aeroseal 2025 Q3 Highlights: 15 Years of Proven Results and Expanding Global Impact

Aeroseal 2025 Q3 highlights: 15 Years of proven results and expanding global impact. After fifteen years of improving building efficiency, Aeroseal's 2025 Q3 proves its global impact is only growing. The third quarter marked a season of growth, recognition, and results that reflect how far its proven solutions have come. From national awards to industry partnerships and projects that strengthen communities, Aeroseal continued to show how sealing the invisible gaps in buildings creates healthier, more efficient, and more sustainable spaces for people everywhere. Driving industry recognition. 15 Years of Innovation & Impact - Dayton, OH Aeroseal was honored with a special commemorative award from the Dayton Chamber of Commerce, recognizing 15 years of innovation, growth, and impact across the Miami Valley and beyond. As Aeroseal, LLC. approached its company anniversary, Aeroseal, LLC. reflected with gratitude on the journey made possible by its team, customers, and partners. Dayton Business Journal - Fastest Growing Companies The Dayton Business Journal named Aeroseal one of the region's Fastest-Growing Companies in 2025, highlighting its momentum, innovation, and dedication to delivering results for its clients. Leading conversations on Climate & health. Healthy Homes Summit - National Collaboration Aeroseal's Trisha Miller, VP of Policy & Market Development, joined industry leaders at the inaugural 2025 Healthy Homes Summit, discussing how building systems, smart technologies, and materials science are shaping healthier, more resilient living spaces. Climate Week NYC - Accelerating U.S. Action At Climate Week NYC, Trisha Miller participated in the panel "Implementing and Accelerating U.S. Action," emphasizing how tackling air leakage in buildings is a critical step toward reducing emissions and achieving decarbonization goals. Aeroseal in the spotlight. ByDesign TV - Oak Park, IL Aeroseal was showcased on ByDesign TV, where its solution enabled the transformation of a historic early-20th-century Oak Park home into a net-zero residence, combining modern efficiency with preserved architectural charm. Real-World impact. Shaping Communities with Alliance Construction Solutions - Aurora, CO This quarter, Aeroseal partnered with Alliance Construction Solutions, LLC on the Fitzsimons Gateway project, a 210-unit affordable housing development featuring high-quality exterior brickwork. At 6 - 8 units per rig per day, Aeroseal, LLC. delivered efficiency without compromising quality. This project was a testament to craftsmanship, innovation, and the power of collaboration to make larger-scale builds possible. Build better, build faster! Precision You Can See, Results You Can Trust - Dallas & Fort Worth, TX Aeroseal partnered with Grenadier Homes on a large multifamily development totaling 11,111 sq ft. Before sealing, the unit tested at 5.06 ACH. After applying AeroBarrier, results dropped to 0.86 ACH, an 83% reduction in air leakage. That's an airtight performance builders can count on. Aeroseal, LLC. is proud to work with builders like Grenadier Homes who value quality, efficiency, and compliance. Flexibility in Action with Beazer Homes - Charleston, SC Aeroseal worked with Beazer Homes on The Oaks project in Charleston, where there was no access to the front of the building for a traditional application. Thanks to its compact, lightweight system, its crew set up through the back porch door instead, proving that no matter the access challenge, Aeroseal delivers results with efficiency and precision. Historic Multi-Family Energy Efficiency - St. Louis, MO In collaboration with T.J. Wies Contracting, Inc., Aeroseal's AeroBarrier transformed a 3,900-sq-ft, four-family historic building on St. Louis's South Side. Air leakage was reduced from 11.1 to 2.5 ACH50, surpassing the 2021 IECC target. The project delivered lower energy bills, improved tenant comfort, and greater long-term property value - all while maintaining the building's historic character. Connecting at tradeshows & summits. EBBA High Performance Home Builder Summit Aeroseal participated in the EEBA Summit, contributing expertise on strategies to deliver healthier, lower-carbon, high-performance housing. Sunbelt Builders Show At the Sunbelt Builders Show, Aeroseal demonstrated how AeroBarrier helps builders seal homes faster, easier, and more reliably, reducing callbacks and ensuring performance. PhiusCon 2025 Aeroseal joined PhiusCon 2025, presenting "Yes You Can - Phius REVIVE Case Studies." The session highlighted how historic student housing buildings were successfully transformed into energy-efficient spaces while maintaining their historic integrity. Partnering for a more sustainable future. From industry recognition and real-world results to national features and sustainability milestones, Aeroseal 2025 Q3 showed its mission in motion. Across multifamily projects, historic renovations, and large-scale housing, Aeroseal, LLC. delivered proven performance builders can count on. As Aeroseal, LLC. move into Q4, Aeroseal continues to scale solutions that make buildings healthier, more efficient, and more sustainable for communities everywhere.

AeroSeal
Apr 21st, 2025
Aeroseal Q1 2025 Recap: Momentum You Can See - and Feel

is proud to share another exciting milestone: Aeroseal has been recognized by TIME and Statista as one of the World's GreenTech Companies 2025 - and one of America's Top GreenTech Companies 2025.

AeroSeal
Dec 20th, 2024
From Recognition to Results: Aeroseal's 2024 Year in Review

Aeroseal partnered with Beazer Homes, the first national builder to commit to ensuring every home they build meets the U.S. Department of Energy's Zero Energy Ready Home (ZERH) certification.

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