Q&A

From NASA to HVAC: How this Houston tech startup is revolutionizing energy-efficient air conditioning

Rawand Rasheed, the CEO and founder of Helix Earth Technologies, joins the Energy Tech Startups podcast. Photo via LinkedIn

Excessive energy consumption in air conditioning systems is a pressing issue with far-reaching implications for carbon emissions and climate change.

Rawand Rasheed, the CEO and founder of Helix Earth Technologies, is at the forefront of addressing this challenge. With a distinguished background as an aerospace engineer with NASA, Rawand’s expertise is now channeled towards the built environment and heavy industries.

In a recent episode of Energy Tech Startups, we dive into how Rawand’s journey from space technology innovations is now revolutionizing energy consumption in air conditioning systems.


In an era where the urgency to combat climate change is palpable, innovators like Rawand Rasheed are making monumental strides in bridging the gap between space-age technology and sustainable solutions for our planet. Drawing from her unique experiences at NASA and her unwavering commitment to the environment, Rawand's work with Helix Earth Technologies exemplifies the transformative potential of cross-disciplinary expertise. As we witness the evolution of her groundbreaking technology in the HVAC sector, it serves as a potent reminder that with determination, innovation, and a clear vision, we can indeed reshape our world for the better. The future of energy-efficient air conditioning, and by extension, a more sustainable world, is on the horizon, and pioneers like Rawand are leading the way.

Energy Tech Startups: How did your experience at NASA inspire your work in decarbonization and HVAC?

Rawand Rasheed: At NASA, we often faced unique challenges that required innovative solutions, especially in space. One such challenge was fighting fires in space using a micrometer-sized droplet spray of water. This led us to develop an efficient filter that could capture these small droplets without any moving parts. This technology, initially designed for space, turned out to have significant implications for climate tech, particularly in capturing and filtering air streams.

ETS: How does your technology help in reducing energy consumption in air conditioning systems?

RR: Our technology can significantly reduce air conditioning energy loads, cutting them by over 50%. It works by absorbing more from air streams, making the cooling process more efficient. Currently, we're focusing on commercial HVAC systems and are close to scaling our system to a commercial unit. Within the next year, we aim to demonstrate the effectiveness of our system at this scale through pilot projects.

ETS: How did your early life shape your entrepreneurial aspirations?

RR: Growing up, I witnessed firsthand the power of determination and hard work. Starting from scratch, both culturally and financially, and achieving success made me believe that anything is possible. This belief, combined with my passion for the environment and engineering, always fueled my desire to start a company. My graduate studies further solidified this aspiration, merging my interests and leading me to establish my own venture in the realm of environmental engineering.


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This conversation has been edited for brevity and clarity. Click here to listen to the full episode. Hosted by Jason Ethier and Nada Ahmed, the Digital Wildcatters’ podcast, Energy Tech Startups, delves into Houston's pivotal role in the energy transition, spotlighting entrepreneurs and industry leaders shaping a low-carbon future. Digital Wildcatters is a Houston-based media platform and podcast network, which is home to the Energy Tech Startups podcast.

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A View From HETI

A new report shows the role Texas could play as the data-center sector enters "hyperdrive." Photo via JLL.com.

Everything’s bigger in Texas, they say—and that phrase now applies to the state’s growing data-center presence.

A new report from commercial real estate services provider JLL says Texas could overtake Northern Virginia as the world’s largest data-center market by 2030. Northern Virginia is a longtime holder of that title.

What’s driving Texas’ increasingly larger role in the data-center market? The key factor is artificial intelligence.

Companies like Google and Microsoft need more energy-hungry data centers to power AI innovations. In a 2023 article, Forbes explained that AI models consume a lot of energy because of the massive amount of data used to train them, as well as the complexity of those models and the rising volume of tasks assigned to AI.

“The data-center sector has officially entered hyperdrive,” Andy Cvengros, executive managing director at JLL and co-leader of its U.S. data-center business, said in the report. “Record-low vacancy sustained over two consecutive years provides compelling evidence against bubble concerns, especially when nearly all our massive construction pipeline is already pre-committed by investment-grade tenants.”

Dallas-Fort Worth has long dominated the Texas data-center market. But in recent years, West Texas has emerged as a popular territory for building data-center campuses, thanks in large part to an abundance of land and energy. Nearly two-thirds of data-center construction underway now is happening in “frontier markets” like West Texas, Ohio, Tennessee and Wisconsin, the JLL report says.

Northern Virginia, the current data-center champ in the U.S., boasted a data-center market with 6,315 megawatts of capacity at the end of 2025, the report says. That compares with 2,423 megawatts in Dallas-Fort Worth, 1,700 megawatts in the Austin-San Antonio corridor, 200 megawatts in West Texas, and 164 megawatts in Houston.

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