ActivePure
ActivePure is an American air and environmental purification technology company whose systems are distributed for residential, commercial, industrial, and healthcare applications.
Last updated August 31, 2026
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Overview
ActivePure is the technology and corporate brand associated with ActivePure Technologies LLC, a privately held American manufacturer of air and environmental purification systems. The company is headquartered in Dallas, Texas, and maintains its main facilities in Bristol, Virginia. Rather than operating primarily as a conventional retail appliance brand, ActivePure supplies purification equipment through distributors and specialized channels. The company states that its products are sold through distributors in 72 countries. The brand’s present identity developed from a much older vacuum-cleaner business. The company traces its origins to Electrolux USA, founded in 1924 by Gustaf Sahlin. The earlier business was known principally for durable, repairable canister vacuum cleaners sold through door-to-door representatives and retail distribution. In 1998, an investment group led by Joseph P. Urso acquired the company. It was subsequently renamed Aerus Holdings LLC, reflecting a strategic emphasis that extended beyond floor-care equipment into air purification and later water purification. ActivePure technology is descended from photocatalytic equipment developed for space-related applications. The underlying concept originated with an ethylene-removal device developed by the Wisconsin Center for Space Automation and Robotics and used on the Space Shuttle Columbia. Earlier commercial versions of the company’s system were called Radiant Catalytic Ionization, or RCI. The later ActivePure formulation combines an ultraviolet light source, a proprietary catalyst, and a honeycomb matrix. The company describes this process as photohydrolysis and markets it as a way to reduce airborne contaminants and improve environmental conditions in occupied spaces. A significant transition occurred in 2017, when the company’s engineering team presented a new version of its RCI technology under the ActivePure name. The technology was inducted into the Space Foundation’s Space Technology Hall of Fame that year. During the COVID-19 pandemic, the company created ActivePure Medical to concentrate on healthcare applications. The Aerus Medical Guardian was renamed the ActivePure Medical Guardian and received Class II medical-device certification from the United States Food and Drug Administration, according to the referenced material. The company also expanded its executive and advisory capabilities during the pandemic, including the appointment of Dr. Deborah Birx, a former White House Coronavirus Response Coordinator, as chief medical and science advisor. ActivePure has promoted peer-reviewed research concerning the use of its equipment in clinical environments. A 2023 study reported a threefold reduction in airborne SARS-CoV-2 in rooms occupied by COVID-19 patients using ActivePure-manufactured purifiers. A 2024 study reported the elimination of hospital-acquired MRSA infections in intensive-care units using the company’s purifiers. These findings describe specific study results and should not be interpreted as a general guarantee of performance across all buildings or operating conditions. In 2021, Aerus Holdings changed its name to ActivePure Technologies LLC, aligning the corporate identity with its principal purification technology. The company’s distribution structure includes Air Scrubber, which focuses on in-duct and portable systems, ActivePure Medical, which serves healthcare and related markets, and Aerus, a franchise-based distributor that continues to sell purification equipment alongside vacuum cleaners, water-treatment products, and portable heaters. ActivePure is therefore best understood as a technology-centered environmental purification company with roots in a legacy direct-sales and appliance business, rather than simply as a single consumer air-purifier model.
History
ActivePure’s corporate history begins with Electrolux USA, a vacuum-cleaner business founded in 1924 by Gustaf Sahlin. The company’s early commercial model combined door-to-door selling with retail distribution, and its principal products were durable, repairable canister vacuums. This legacy remained important to the later Aerus distribution network, even as the business broadened into environmental technologies. In 1998, an investment group led by Joseph P. Urso acquired the company. The business was renamed Aerus Holdings LLC, a change associated with a strategic shift toward air purification and, later, water purification. The company continued to operate through distributor and franchise relationships, including Aerus, while developing purification systems for applications beyond traditional household cleaning. The purification technology later marketed as ActivePure has roots in space research. A photocatalysis-based device known as an ethylene scrubber was developed by the Wisconsin Center for Space Automation and Robotics and was used on the Space Shuttle Columbia. Commercial systems derived from this technical lineage were initially described as using Radiant Catalytic Ionization, or RCI. The company’s later version used an ultraviolet bulb, a proprietary catalyst, and a patented honeycomb matrix. ActivePure describes the resulting process as photohydrolysis. The technology gained a notable public application in 2015, when Southern California Gas Company purchased 10,000 RCI-based air purifiers from Aerus to assist residents affected by the Aliso Canyon gas leak. In 2017, the company’s engineering team presented a new version of its RCI technology under the ActivePure name. The Space Foundation subsequently inducted ActivePure into its Space Technology Hall of Fame, recognizing the transition of a space-related technology into an Earth-based application. The COVID-19 pandemic accelerated the company’s healthcare focus. In 2020, ActivePure Medical was created as a dedicated division for healthcare facilities and related markets. The Aerus Medical Guardian was renamed the ActivePure Medical Guardian and was certified as a Class II medical device by the United States Food and Drug Administration, according to the referenced account. The company also expanded its advisory structure, appointing Dr. Deborah Birx as chief medical and science advisor. In 2021, Aerus Holdings changed its name to ActivePure Technologies LLC. The name change formalized the shift from the older Aerus corporate identity toward ActivePure as the company’s principal technology and brand platform. Its distribution structure continued to include Air Scrubber, focused on in-duct and portable systems, ActivePure Medical, focused on healthcare, and Aerus, a franchise-based distributor offering purification products alongside vacuum cleaners, water-treatment equipment, and portable heaters. Subsequent research has focused on clinical and institutional applications. A peer-reviewed study reported in 2023 that ActivePure-manufactured purifiers were associated with a threefold reduction in airborne SARS-CoV-2 in rooms occupied by COVID-19 patients. A 2024 peer-reviewed study reported total elimination of hospital-acquired MRSA infections in intensive-care units using the company’s purifiers. These are reported study outcomes, and the available reference material does not establish that they apply universally to every product, building, or operating environment.
- 2024
Peer-reviewed MRSA study reported
[1]A study reported total elimination of hospital-acquired MRSA infections in intensive-care units using ActivePure-manufactured purifiers.
- 2023
Peer-reviewed SARS-CoV-2 study reported
[1]A study reported a threefold reduction in airborne SARS-CoV-2 in rooms of COVID-19 patients using ActivePure-manufactured purifiers.
- 2021
Aerus Holdings became ActivePure Technologies
[1]Aerus Holdings changed its name to ActivePure Technologies LLC to reflect the central role of its purification technology.
- 2020
ActivePure Medical was established
[1]The company created a medical division focused on purification equipment for healthcare facilities during the COVID-19 pandemic.
- 2017
ActivePure technology was introduced
[1]The engineering team presented a new version of its RCI technology under the ActivePure name, and the technology entered the Space Foundation’s Space Technology Hall of Fame.
- 2015
RCI systems supplied during the Aliso Canyon gas leak
[1]Southern California Gas Company purchased 10,000 RCI-based air purifiers from Aerus for use in assisting residents affected by the gas leak.
- 1998
Acquisition and Aerus rebranding
[1]An investment group led by Joseph P. Urso acquired the company, which was subsequently renamed Aerus Holdings LLC.
- 1924
Electrolux USA was founded
[1]Gustaf Sahlin founded the company that later evolved through the Aerus and ActivePure identities, initially focusing on durable canister vacuum cleaners.
Products and positioning
A technology-led air and environmental purification brand built around photohydrolysis-based purification cells and distributed through residential, commercial, industrial, and healthcare channels.
Air and environmental purification technology · 2017
ActivePure Technology purification cells
The core technology platform used in the company’s purification equipment. It is descended from earlier Radiant Catalytic Ionization systems and combines an ultraviolet light source, a proprietary catalyst, and a honeycomb matrix. ActivePure describes the process as photohydrolysis and applies it in portable, in-duct, commercial, and healthcare-oriented systems.
Medical and healthcare air purifier · 2020
ActivePure Medical Guardian
A healthcare-focused purification system formerly known as the Aerus Medical Guardian. It was renamed following the creation of ActivePure Medical and is described in the reference material as having received Class II medical-device certification from the United States Food and Drug Administration.
HVAC and portable purification systems
Air Scrubber systems
Air Scrubber is the company’s HVAC-oriented distribution arm. It focuses on in-duct and portable environmental purification systems using ActivePure-related technology for commercial, residential, and other built-environment applications.
Brand decisions
2021
Corporate renaming to ActivePure TechnologiesStrategyBackground
ActivePure had become the company’s principal purification technology and brand platform.
Action taken
Aerus Holdings changed its name to ActivePure Technologies LLC.
Aftermath
The corporate name aligned the former Aerus holding company with its purification-focused strategy while Aerus continued as a distribution brand.
2020
Creation of ActivePure MedicalStrategyBackground
The COVID-19 pandemic increased demand for environmental controls and air-purification solutions in healthcare settings.
Action taken
The company established ActivePure Medical to concentrate on healthcare facilities and related markets.
Aftermath
The medical division became a distinct channel for healthcare-oriented products, including the ActivePure Medical Guardian.
2017
Launch of the ActivePure technology identityProduct launchBackground
The company had previously marketed related systems under the Radiant Catalytic Ionization name.
Action taken
Its engineering team presented a new version of the technology and named it ActivePure.
Aftermath
The ActivePure name became the central identity for the company’s environmental purification technology and was later used in the corporate name.
1998
Shift toward air and water purification under AerusStrategyBackground
Following acquisition by an investment group led by Joseph P. Urso, the company moved beyond its historical vacuum-cleaner focus.
Action taken
The business adopted the Aerus Holdings name and expanded its product strategy into air purification and later water purification.
Aftermath
This diversification created the corporate and distribution base from which the ActivePure technology brand later developed.
Recent events
- 2024
Study reported elimination of hospital-acquired MRSA infections in intensive-care units[1]
Other
A peer-reviewed study reported total elimination of hospital-acquired MRSA infections in intensive-care units using purifiers manufactured by ActivePure.
- 2023
Study reported reduced airborne SARS-CoV-2 in patient rooms[1]
Other
A peer-reviewed study reported a threefold reduction in airborne SARS-CoV-2 in rooms occupied by COVID-19 patients using purifiers manufactured by ActivePure.
- 2021
Aerus Holdings adopted the ActivePure Technologies name[1]
Other
Aerus Holdings changed its corporate name to ActivePure Technologies LLC, emphasizing the company’s purification technology as its central identity.
- 2020
ActivePure Medical was created for healthcare applications[1]
Product launch
During the COVID-19 pandemic, the company established ActivePure Medical to focus on purification systems for healthcare facilities and related environments.
- 2017
ActivePure technology entered the Space Technology Hall of Fame[1]
Other
The Space Foundation inducted ActivePure technology into its Space Technology Hall of Fame, which recognizes technologies originally developed for space use and later applied to improve life on Earth.
- 2015
Southern California Gas Company purchased Aerus purification systems during the Aliso Canyon gas leak[1]
Other
Southern California Gas Company purchased 10,000 RCI-based air purifiers from Aerus to assist residents during the Aliso Canyon gas leak.
Sources2 sources
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