75F | IoT Building Automation & Energy Management
75F is a building automation technology company that designs, manufactures, and operates an Internet of Things (IoT) based Building Management…

Devic Earth is a Bengaluru-based clean technology company founded in 2018 by Dr. Srikanth Sola, a cardiologist, along with co-founders Shaguna Sinha and Shivani Sinha Sola. The company was established to address large-scale outdoor and indoor air pollution using a proprietary technology approach rather than conventional filtration.
Its flagship product, Pure Skies, uses pulsed radio-frequency (RF) energy to accelerate the natural atmospheric process of dry deposition, causing airborne particulate matter and gaseous pollutants to clump together and settle out of the air. The system is deployed as a network of wireless transmission nodes, allowing it to cover large indoor and outdoor areas without relying on physical filters.
The company operates a business-to-business and business-to-government model, supplying its technology to heavy industry, commercial facilities, hospitality venues, and public events. It has also introduced a Clean-Air-as-a-Service subscription model, allowing organizations to access the technology without large upfront capital costs.
Devic Earth has developed its technology through a multi-year research and testing process beginning in 2014, and holds an Indian patent for its pulsed RF air pollution control approach. The company has raised early-stage institutional funding and has been recognized through government and corporate innovation programs. It continues to operate primarily within India while stating an ambition to expand its technology to international markets.
Devic Earth’s technology reduces ambient concentrations of particulate matter and other airborne pollutants, which is directly linked to respiratory and cardiovascular health outcomes, supporting SDG 3. Its deployment in urban areas, industrial zones, and public event spaces contributes to cleaner air in the places people live and gather, aligning with SDG 11’s focus on sustainable cities. By enabling industries such as manufacturing, mining, and chemicals to manage emissions from their operations, the company supports more responsible industrial production practices under SDG 12. Because air pollution and climate impacts are closely linked through shared industrial and combustion sources, the company’s emissions-reduction technology also contributes to broader climate action goals under SDG 13.
Devic Earth’s core methodology centers on pulsed radio-frequency (RF) technology, an approach the company developed and tested between 2014 and 2018 before commercial launch. Rather than filtering air mechanically, the system emits periodic bursts of radio-frequency energy that impart temporary electrical charges to airborne particles, causing them to aggregate and settle through a process similar to natural dry deposition.
The technology is delivered through a network of wireless transmission nodes, arranged similarly to a Wi-Fi mesh network, which allows coverage to be extended across large indoor floors or outdoor areas by adding additional nodes. This modular, non-filter-based design is intended to reduce the ongoing maintenance burden associated with traditional particulate filtration systems.
Devic Earth states that its equipment has undergone testing intended to confirm the technology does not cause harm to humans, animals, or the surrounding environment, given the use of electromagnetic energy. The company has also built its delivery model around a subscription-based access structure, positioning air quality improvement as an ongoing service rather than a one-time equipment purchase, which is intended to lower the barrier to adoption for industrial and institutional customers.
Devic Earth operates in the environmental and industrial air quality technology sector, competing with companies such as Praan, Aeroqual, Aclima, PI Green Innovations, Green City Solutions, Omni ION, and aTechTron. Its primary customers are heavy industry operators in sectors such as steel, cement, and mining, along with commercial and hospitality businesses and event organizers. The company differentiates itself through a non-filter, RF-based approach designed for large-area outdoor and indoor coverage, and through a subscription-based service model rather than a traditional equipment sale. Reported client deployments include facilities operated by companies such as Anupam Rasayan, JK Cement, and ACC Cement, as well as event deployments at the Airtel Delhi Half Marathon and the Tata Steel Kolkata 25K.
Devic Earth occupies a distinctive niche within the broader air quality and environmental technology sector by applying a non-filter, radio-frequency-based method to a problem typically addressed through mechanical filtration. This approach is notable because it targets large-area outdoor pollution, a segment underserved by conventional indoor-focused air purification technologies, and positions the company to serve industrial and municipal customers facing area-wide air quality challenges rather than single-room environments.
The company’s origin story, rooted in its founder’s clinical experience with pollution-related illness, has shaped a mission-driven positioning around public health rather than purely environmental metrics. Its subscription-based Clean-Air-as-a-Service model is a meaningful innovation in market access, lowering adoption barriers for capital-constrained industrial customers.
At the same time, Devic Earth remains an early-stage company with a small team and funding history concentrated in seed and pre-Series A rounds, suggesting it is still in a relatively early phase of commercial scaling. Its reported deployments to date are concentrated within India, and the extent of independent, third-party verification of its efficacy claims across diverse operating environments is not fully established in public sources. As the company pursues international expansion, the strength of its patent position and the availability of independently verified performance data are likely to be important factors in its broader market credibility.
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