Want to work for one of the top startups in Houston? These ones are hiring. Photo via Getty Images

About a third of this year's startup finalists for the Houston Innovation Awards are hiring — from contract positions all the way up to senior-level roles.

The finalists, announced last week, range from the medical to energy to AI-related startups and will be celebrated next month on Thursday, November 14, at the Houston Innovation Awards at TMC Helix Park. Over 50 finalists will be recognized for their achievements across 13 categories, which includes the 2024 Trailblazer Legacy Awards that were announced earlier this month.

Click here to secure your tickets to see which growing startups win.

Let's take a look at where you could land a job at one of Houston's top startups.

Double-digit growth

When submitting their applications for the 2024 Houston Innovation Awards, every startup was asked if it was hiring. Four Houston startups replied that they are growing their teams rapidly.

Houston e-commerce startup Cart.com, one of the city's few $1 billion-plus “unicorns," reported that it is hiring approximately 50 new employees. The company, which focuses on commerce and logistics software development, secured $105 million in debt refinancing from investment manager BlackRock this summer following a $25 million series C extension round that brought Cart.com’s Series C total to $85 million. It currently has about 1,500 employees and 4 offices in three companies since it was founded in 2020, according to its website.

Houston energy tech company Enovate Ai (previously known as Enovate Upstream) reported that it is hiring 10-plus positions. The company, with 35 current employees, helps automate business and operational processes for decarbonization and energy optimization. Its CEO and founder, Camilo Mejia, sat down for an interview with InnovationMap in 2020. Click here to read the Q&A.

Square Robot is hiring about 10 new Houston employees and 15 total between Houston and other markets, according to its application. The advanced robotics company was founded in Boston in 2016 and opened its Houston office in August 2019. It develops submersible robots for the energy industry, specifically for storage tank inspections and eliminating the need for humans to enter dangerous and toxic environments. Last year it reported to be hiring 10 to 30 employees as well, ahead of the 2023 Houston Innovators Award. It currently has 25 Houston employees and about 50 nationally.

InnoVent Renewables LLC is also hiring 15 new employees to be based in Mexico. The company launched last year with its proprietary continuous pyrolysis technology that can convert waste tires, plastics, and biomass into fuels and chemicals. The company scaled up in 2022 and has operations in Pune, India, and Monterrey, Mexico, with plans for aggressive growth across North America and Latin America. It has 20 employees in Mexico and one in Houston currently.

Senior roles

Geothermal energy startup Sage Geosystems reported that it is looking to fill two senior roles in the company. It also said it anticipates further staff growth after its first commercial energy storage facility is commissioned at the end of the year in the San Antonio metro area. The company also recently expanded its partnership with the United States Department of Defense's Defense Innovation Unit and announced this month that it was selected to conduct geothermal project development initiatives at Naval Air Station in Corpus Christi. It has 12 full-time employees, according to its application.

Steady growth

Other companies reported that they are hiring a handful of new workers, which for some will increase headcount by about 50 percent to 100 percent.

Allterum Therapeutics reported that it is adding six employees to its current team of 13. The biopharmaceutical company that is under the Fannin Partners portfolio of med tech companies was awarded a $12 million product development grant from the Cancer Prevention and Research Institute of Texas this spring.

Dauntless XR will add between five and eight employees, according to its application. It currently has four employees. The augmented reality software company, originally founded as Future Sight AR in 2018, recently secured a NASA contract for space weather technology after rebranding and pivoting. The company's CEO, Lori-Lee Elliott, recently sat down with the Houston Innovators Podcast. Click here to hear the interview.

Syzygy Plasmonics is hiring four positions to add to its team of 120. The company was named to Fast Company's energy innovation list earlier this year.

Venus Aerospace is adding five to 10 key hires to its team of 72. Andrew Duggleby founded the company with his wife and CEO Sassie in 2020, before relocating to the Houston Spaceport in 2021. Last year, Venus raised a $20 million series A round, and it successfully ran the first long-duration engine test of their Rotating Detonation Rocket Engine in partnership with the Defense Advanced Research Projects Agency, or DARPA, earlier this year.

​Seeking selectively

Other finalists are adding to their teams with a handful of new hires of contract gigs.

​Future roles

Other finalists reported that they are currently not hiring, but had plans to in the near future.

NanoTech Materials Inc., which recently moved to a new facility, is not currently. Hiring but said it plans with new funding during its series B.

Renewable energy startup CLS Wind is not hiring at this time but reported that it plans to when the company closes funding in late 2024.

Want to work for one of the top startups in Houston? Some of the best in Houston are hiring. Photo by Tima Miroshnichenko from Pexels

Looking for a job? These 2023 Houston Innovation Awards finalists are hiring

calling all applicants

More than half of this year's startup finalists in the Houston Innovation Awards are hiring — who's looking for a job at one of the best startups in Houston?

When submitting their applications for the 2023 Houston Innovation Awards, which is taking place November 8 at Silver Street Studios, every startup was asked if it's hiring. Twenty-seven of the 35 startup honorees said yes, ranging from over 20 to just one positions open at each company.

Click here to secure your tickets to see which of these growing startups win.

Here's a look at which of the top startups in Houston are seeking new team members.

Double-digit growth

When it comes to the awards finalists looking to scale their team by 10 or more new hires, five finalists are growing rapidly.

Medical practice software platform RepeatMD, fresh off a $40 million raise — which included participation from Houston-based Mercury — is reportedly growing its team. The company, which has 115 employees already, is looking for over 20 new hires.

Female-owned business Feelit Technologies, which is using nanotechnology for preventive maintenance to eliminate leaks, fires and explosions, increase safety and reduce downtime, has 50 employees, and only three of which are in Houston – for now. The company hopes to grow its team by 12 to 15 employees in Houston alone.

Square Robot, an energy industry-focused robotics company that recently grew its presence in Houston, is hiring 10 to 30 new team members. It has 24 employees already in Houston.

Solugen, an alternative chemicals business, has around 140 of its 200 employees in Houston. The company, which has raised over $600 million to date, is hiring an additional 10 to 15 new hires.

Additionally, Blue People, also a finalist in last year's awards, is hiring 25 new employees. The company was founded in 2015 in Mexico and relocated its primary operations to Houston in 2020. Blue People, which develops software innovation for its clients, has over 150 employees — 10 of whom, including C-level executives, are based in Houston. Some of the company's new hires will be based in town.

Steady growth

Four Houston startups are hiring within the six to 10 team member range — all with fairly significant employee counts already.

A finalist in last year's awards too, Venus Aerospace, a hypersonics company on track to fly reusable hypersonic flight platforms by 2024, is again growing its team. With 48 on-site employees and 23 working remotely, Venus's team will add another five to 10 employees.

Syzygy Plasmonics, a deep decarbonization company that builds chemical reactors designed to use light instead of combustion to produce valuable chemicals like hydrogen and sustainable fuels, has 112 employees in Houston and plans to hire another eight to its team.

Lastly, Fervo Energy, which recently raised $10 million, has 63 full-time employees (34 in Houston, 29 outside of Houston) and looking to hire seven more.

Seeking selectively

The following awards finalists are looking to grow their teams by just a handful or so — between one and five — of new hires:

  • ALLY Energy, helping energy companies and climate startups find, develop, and retain great talent.
  • CaseCTRL, an AI-powered surgery scheduling and coordination software for optimized procedures.
  • CellChorus, using AI to evaluate immune cell function and performance to improve the development and delivery of therapeutics.
  • FluxWorks, making frictionless gearboxes for missions in any environment.
  • Helix Earth Technologies, decarbonizing the built environment and heavy industry.
  • Hope Biosciences, a clinical stage biotechnology company focused on the development and delivery of adult stem cell based therapeutics.
  • Innovapptive, empowering the deskless workers in operations, maintenance and warehouses by unlocking the power of SAP through mobility.
  • INOVUES, re-energizing building facades through its non-invasive window retrofit innovations, making building smarter, greener, and healthier for a better and sustainable future.
  • Koda Health, , a tech-enabled care coordination service to improve serious illness care planning and drive savings for value-based care at scale.
  • Molecule, an energy/commodity trading risk management software that provides users with an efficient, reliable, responsive platform for managing trade risk.
  • Rhythm Energy, 100 percent renewable electricity service for residential customers in Texas.
  • Starling Medical, bringing the future of a proactive and predictive home-based healthcare system to patients today through passive AI powered at home urine screening.
  • Taurus Vascular, pioneering a new era of aortic aneurysm treatment by developing minimally invasive catheter solutions to drive better long-term patient outcomes.
  • Tierra Climate, decarbonizing the power grid faster by helping grid-scale batteries monetize their environmental benefits and change their operational behavior to abate more carbon.
  • UpBrainery Technologies, an innovative educational technology company that provides personalized and adaptive learning experiences to learners
  • Utility Global, a technology company converting a range of waste gases into sustainable hydrogen and syngas.
  • Voyager Portal, helping commodity shippers identify root causes of demurrage, reduce risk and streamline the entire fixture process.

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Venus Aerospace picks up investment from Lockheed Martin Ventures

space funding

Venus Aerospace, a Houston-based startup specializing in next-generation rocket engine propulsion, has received funding from Lockheed Martin Ventures, the investment arm of aerospace and defense contractor Lockheed Martin, for an undisclosed amount. The product lineup at Lockheed Martin includes rockets.

The investment follows Venus’ successful high-thrust test flight of its rotating detonation rocket engine (RDRE) in May. Venus says it’s the only company in the world that makes a flight-proven, high-thrust RDRE with a “clear path to scaled production.”

Venus says the Lockheed Martin Ventures investment reflects the potential of Venus’ dual-use technology for defense and commercial uses.

“Venus has proven in flight the most efficient rocket engine technology in history,” Venus co-founder and CEO Sassie Duggleby, a board member of the Texas Space Commission, said in a news release. “With support from Lockheed Martin Ventures, we will advance our capabilities to deliver at scale and deploy the engine that will power the next 50 years of defense, space, and commercial high-speed aviation.”

Chris Moran, executive director and general manager of Lockheed Martin Ventures, said Lockheed Martin has been a longtime supporter of early-stage “transformational” technologies.

“Our investment in Venus Aerospace reflects a conviction that next-generation propulsion will define which nations lead in space and defense for decades to come,” Moran added in the release. “We are committed to helping Venus scale this technology and integrate it into critical systems.”

Since its founding in 2020, Venus has secured more than $106 million in funding. In addition to Lockheed Martin Ventures, investors include Airbus Ventures, America’s Frontier Fund, Trousdale Ventures, and Prime Movers Lab. Supporters of Venus include NASA, the Air Force Research Lab and the Defense Advanced Research Projects Agency (DARPA).

8+ can't-miss Houston business and innovation events for November

where to be

Editor's note: Houston’s innovation calendar is packed this November, with opportunities to connect across climatetech, health care and entrepreneurship. From Greentown Labs’ flagship summit and veteran-led showcases to discussions on medical innovation and startup growth, here's what not to miss and how to register. Please note: this article may be updated to include additional event listings.

Nov. 4 – Greentown Climatetech Summit

Greentown Labs' Climatetech Summit Houston will bring together philanthropists, executives and innovators in the energy transition space. Expect to hear from John Arnold, co-founder and co-chair of Arnold Ventures, and Greentown CEO Georgina Campbell Flatter, who will participate in the day-long event’s keynote fireside chat, along with remarks from Houston Mayor John Whitmire, a course led by TEX-E Executive Director Sandy Guitar and more. Ten Greentown Labs startups will present pitches, and attendees will also be able to meet founders and Greentown members during the afternoon startup showcase.

This event is Tuesday, Nov. 4, from 8 a.m.-4:30 p.m. at Greentown Labs. A networking reception follows from 5-7:30 p.m. at Axelrad Houston. Learn more here.

Nov. 11 – Veterans & Visionaries

Houston Veteran Network will celebrate the entrepreneurial spirit of veterans at its Veterans & Visionaries event. Veteran business owners will have the opportunity to showcase their businesses, connect with investors and participate in speed networking.

This event is Tuesday, Nov. 11, from 2-7 p.m. at the Ion. Find more information here.

Nov. 12 – Energy Drone and Robotics Forum

The Energy Drone + Robotics Coalition will offer a chance for industry leaders, operators and engineers to connect. Attendees will explore real-world uses, hear lessons from successful deployments, and gain practical insights and tools for scaling through various workshops, keynote addresses, Q&As and more.

This event is Wednesday, Nov. 12, from 8 a.m.-5:30 p.m. at the Ion. A Bots & Brews / Industrial AI Connect Reception will be held at Second Daught from 5:30-7:30 p.m. Find more information here.

Nov. 12 – TMC Envision 2025: Showcasing Healthcare Innovation

Celebrate 10 years of TMC Innovation at Envision, which shines a light on how TMC’s health tech companies are shaping the future. The event will feature talks from TMC’s Devin Dunn, Jason Sakamoto and Tom Luby that will focus on hospital innovation, health care policies, Texas-specific funding and regulatory dynamics and more.

This event is Wednesday, Nov. 12, from 3:30-6:30 p.m. at TMC Innovation Factory. Find more information here.

Nov. 13 — 2025 Houston Innovation Awards

Join InnovationMap at Greentown Labs on Nov. 13 for the fifth annual Houston Innovation Awards. Our annual celebration of all things Houston innovation offers an exclusive opportunity to network with leaders in the innovation ecosystem and culminates in the awards ceremony, where this year's winners across 10 prestigious categories will be unveiled. Individual tickets and corporate 10-packs with reserved seating are still available.

This event is Thursday, Nov. 13 at 7 p.m. at Greentown Labs. Get your tickets here.

Nov. 13 – Houston Methodist Leadership Speaker series

Head to the Houston Methodist Tech Hub at Ion to hear the latest installment of the Houston Methodist Leadership Speaker Series. The month’s event will feature Dr. Shlomit Schaal, executive vice president and chief physician executive at Houston Methodist. She is also the president and CEO of the Houston Methodist Physician Organization. Schaal will focus on physician group innovation.

This event is Thursday, Nov. 13, from 4:45-6 p.m. at the Ion. Find more information here.

Nov. 18 – Rice Customer-based Strategy Symposium

Rice University’s Jones Graduate School of Business will present this recurring forum for exchanging innovative ideas on customer-centered strategy planning and execution. The symposium features peer-reviewed research from leading academics with industry trends and insights from executives. Hear from Jones School Dean Peter Rodriguez, Harris County Sheriff Ed Gonzalez, Laura Lopez, SVP of marketing, communications and public relations at Houston Methodist; Farid Virani, CEO of Prime Communications; and several Rice MBA graduates and executives.

This event is Tuesday, Nov. 18, 2025, from 7:30 a.m.-3:00 p.m. at the Ion. Learn more here.

Nov. 20 – Houston Startup Speedrun

Wade Pinder, founder of Product Houston, will host the Houston Startup Speedrun. This intensive and fast-paced program is designed to provide early-stage founders and aspiring entrepreneurs with a comprehensive understanding of the “Startup Founder's Journey” and the Houston startup ecosystem. The event is broken up into 10 consecutive 50-minute sessions, including topics such as “Creating a Compelling Business Plan,” “Operations and Scaling” and others.

This event is Thursday, Nov. 20, from 9 a.m.-7 p.m. at the Ion. Find more information here.

Nov. 20 – State of the Texas Medical Center

The Greater Houston Partnership will present the State of the Texas Medical Center. Hear from William F. McKeon, president and CEO of TMC, and GHP president and CEO Steve Kean as they discuss “the tremendous progress happening in health care delivery and life sciences in the world’s largest medical center.”

This event is Thursday, Nov. 20, from 4-6:30 p.m. at Helix Park. Find more information here.