Houston is known as the energy capital of the world, which is now powering the tech hub of global tech companies in Houston across industries like energy, aerospace, healthcare, and finance.

Here are 20 of the most impactful and successful tech companies in Houston — each contributing to the city’s rise increasing tech jobs, startup activity, and global reach.

1. Octal Digital 

Founded: 2014
HQ: Houston, Texas, USA
Founder: David Roberts
Description: Octal Digital is among the best IT tech companies in Dallas, with 15+ years of being one of the best tech companies in Dallas delivering IT Consulting in Houston. It’s known for offering custom tech solutions in Hoston Tx among various industries that are highly scalable, functional rich, and high-performing.

Services

MobileApp Development Houston
Web Design Houston
iOS app development Houston
Web Development Houston
Android app development
Software development services
AI-powered solutions
e-commerce solutions with top Shopify experts including Magneto website development

2. Hewlett Packard Enterprise (HPE)

Founded: 2015
Founders: Bill Hewlett, Dave Packard (original HP founders)
HQ: Spring, Houston, Texas, United States
Revenue: ~$28 billion (2024)
Description: After the split from Hewlett-Packard, HPE was formed (now becoming one of the top tech companies in Houston). Initially, starting with servers and storage systems, it now promptly targets enterprise IT solutions that include cloud computing, AI, and edge-to-cloud services among others. A major player in the tech industry, HPE supports digital transformation across energy sectors and industrial sectors globally with its consulting support.

Services

Enterprise IT infrastructure
Cloud solutions
Artificial intelligence and analytics
Edge computing
Consulting and support services

3. BMC Software

Founded: 1980
Founders: John Moores, Dan Cloer, Scott Boulette
HQ: Houston, Texas, United States
Revenue: ~$2.1 billion (2021)
Description: A key name among tech companies in Houston, BMC Software began with mainframe software solutions, which later on evolved into a leader in IT automation and service management areas. Currently, it supports digital transformation with its wide range of services that are focused on risk management and software technology, serving critical industry verticals including the energy and healthcare industries.

Services

IT service management
Workflow automation
AIOps (AI for IT Operations)
Security and compliance
Application development and lifecycle management

4. Cognite

Founded In: 2016
Founders: John Markus Lervik
HQ: Oslo, Norway
Revenue: Not disclosed; valued at $1.6 billion (2021)
Description: Cognite is a fast-scaling and among the top tech companies in Houston with industrial Internet of Things services for industrial companies and related software development. It works with companies to provide AI-based platforms for industrial data. It started by tackling digital transformation in the energy sector, especially oil and gas. Now, with Cognite Data Fusion®, it drives efficiency across global industrial sectors through advanced technologies and cloud computing.
Services:

Industrial DataOps
Cognite Data Fusion®
AI and ML for operations
Data contextualization
Digital twin solutions

5. Microsoft

Founded In: 1975
Founders: Bill Gates, Paul Allen
HQ: Redmond, Washington, United States
Revenue: ~$211 billion (2023)
Description: Microsoft began as a software company with MS-DOS and Windows. It has grown into a global tech leader offering cloud solutions, productivity tools, and AI capabilities. It supports digital platform development across every industry including education, finance, and healthcare, and drives cloud SaaS adoption worldwide.
Services:

Cloud computing (Azure)
Productivity tools (Microsoft 365)
AI and machine learning
Enterprise and developer platforms
Application development and modernization

6. PROS

Founded In: 1985
Founders: Mariette and Ron Woestemeyer
HQ: Houston, Texas, United States
Revenue: ~$264 million (2023)
Description: PROS started in revenue optimization and has evolved into a key software development company offering best AI-based pricing solutions making it a significant partner among tech companies in Houston. With a single platform for dynamic pricing and sales intelligence, it serves industries like gas, healthcare, and logistics, boosting business intelligence across the global tech landscape.
Services:

Dynamic pricing
Revenue and profit optimization
Sales intelligence
AI-driven analytics
Cloud-based platforms

7. Onit

Founded In: 2010
Founders: Eric M. Elfman
HQ: Houston, Texas, United States
Revenue: Estimated over $100 million
Description: Onit is a software development company offering enterprise legal management solutions. It started by transforming legal operations and now supports a wide range of business process automation for legal, compliance, and contract management. Onit plays a strong role in the tech scene, especially among legal and enterprise operations.
Services:

Enterprise legal management
Contract lifecycle management
Business process automation
Legal workflow optimization
AI-based legal technology

8. The Aerospace Corporation

Founded In: 1960
Founders: Formed from R&D divisions of Ramo-Wooldridge Corp
HQ: El Segundo, California, United States
Revenue: Over $1 billion
Description: The Aerospace Corporation is a leading architect for the nation’s space programs, with a vision of advancing technological capabilities to overcome any future space-related national security in the US. Initially established to support the U.S. Air Force, The Aerospace Corporation is now among the top tech companies in Houston leading in resolving the complexity of space missions and national security. Also, being a nonprofit tech organization, this is among the top tech companies in Houston, delivers solutions to companies and government entities, majorly in the space tech ecosystem, and innovations in satellite, defense, and clean energy solutions.
Services:

Space mission assurance
Aerospace systems engineering
Satellite and launch system support
Cybersecurity for space systems
Research and development for space innovation

9. KBR, Inc.

Founded In: 1998 (spun off from Halliburton roots)
Founders: Halliburton origin
HQ: Houston, Texas, United States
Revenue: ~$7 billion (2023)
Description: KBR started as an engineering and construction firm and now delivers a broad range of advanced technologies and solutions across defense, aerospace, and energy sectors. It is a prominent provider of mission-critical support for several government agencies, which also includes NASA, that’s why we have KBR in our list of top tech companies in Houston. It also plays a critical role in energy transition, including the clean energy revolution, by actively supporting complex global missions through innovative project management and digital solutions.
Services:

Engineering and construction
Defense and aerospace systems
Energy transition solutions
Project and program management
Digital modernization and cyber defense

Also Read: Top 20 Best Tech Companies in Dallas – 2025

10. Air Liquide

Founded In: 1902
Founders: Georges Claude and Paul Delorme
HQ: Paris, France
Revenue: ~$27 billion (2023)
Description: Air Liquidefor plays a significant role as a supporting agent for semiconductor manufacturers, flat panel displays, and the photovoltaic industry with its ultra-high purity gases, also called “carrier gases”, chemical liquids, and equipment for the application of these fluids. It’s also involved in carbon capture technology and clean energy solutions, contributing to the decarbonization of industrial sectors and healthcare industries worldwide.
Services:

Industrial and medical gases
Clean hydrogen and energy transition
Carbon capture and storage solutions
Healthcare services and equipment
Electronics and semiconductor gas solutions

11. AspenTech

Founded In: 1981
Founders: MIT project origin
HQ: Bedford, Massachusetts, United States
Revenue: ~$1.1 billion (2023)
Description: AspenTech started as a software spin-off from MIT to optimize chemical processes. Today, it leads in software applications for asset optimization and process industries. With a deep understanding of the energy and manufacturing sectors, AspenTech supports the clean energy revolution and digital transformation through AI-driven industrial software making it one of the impactful and leading tech companies in Houston.
Services:

Asset performance management
Process simulation and optimization
Supply chain management
AI and machine learning for industry
Carbon capture and sustainability solutions

12. Cambay Consulting

Founded In: 2006
Founders: Not publicly disclosed
HQ: Houston, Texas, United States
Revenue: Estimated under $100 million
Description: Cambay Consulting, among the biggest tech companies in Houston, originally focused on IT staffing, but recently it has expanded into app modernization, cloud migration, and enterprise consulting. It serves industry verticals like healthcare, finance, and energy through a unique approach to technology and business goals by AI-powered solutions for automation.
Services:

Cloud computing and migration
App modernization
IT staffing and consulting
Digital transformation strategy
Microsoft Azure and Dynamics 365 solutions

13. DataVox

Founded In: 1990
Founders: David C. McLain
HQ: Houston, Texas, United States
Revenue: Estimated $100–500 million
Description: DataVox, being one of the best tech companies in Houston, is a total game changer in the communication, security, and operational efficiency services backed by its skilled in-house team of technicians and engineers. It previously began as a telecommunications provider and gained a reputation. DataVox has won many Houston-based awards too, such as the Houston Better Business Bureau Pinnacle Award and the BBB Award of Excellence, among others. Currently, it offers a wide range of services including IT infrastructure, cybersecurity, and audiovisual systems.
Services:

IT infrastructure and networking
Cybersecurity services
Audiovisual and video conferencing systems
Cloud solutions
Managed IT and support services

14. DraftKings

Founded In: 2012
Founders: Jason Robins, Matthew Kalish, Paul Liberman
HQ: Boston, Massachusetts, United States
Revenue: ~$3.7 billion (2023)
Description: It is among the top American gambling tech companies in Houston, and has grown into a major providing digital sports entertainment and gambling gaming services. It operates across North America offering sports betting, online gaming, and an AI-based platform for user engagement.
Services:

Mobile Game Development
Daily fantasy sports
Online sports betting
iGaming and online casino
Sports data analytics
AI in Mobile gaming and fan engagement platforms

15. Enverus

Founded In: 1999 (as Drillinginfo)
Founders: Allen Gilmer and team
HQ: Austin, Texas, United States
Revenue: Estimated over $400 million
Description: Enverus is one of the leading tech companies in Houston that provides business intelligence solutions to companies struggling in the energy sector, including oil, gas, renewables, and power markets. It also works on production and investment strategies and adherence to best practices for energy and commodity trading and risk management.
Services:

Energy market analytics
Oil and gas data solutions
Renewable energy forecasting
Business intelligence tools
Investment and M&A analysis

16. Heavy Construction Systems Specialists (HCSS)

Founded In: 1986
Founders: Mike Rydin
HQ: Sugar Land, Texas, United States
Revenue: Estimated $100–200 million
Description: HCSS is a software development company providing digital solutions to the construction industry. Starting with estimating software, it now delivers a single platform covering fleet management, safety, time tracking, and project management. A leader in digital transformation for heavy construction, HCSS supports operational excellence in industrial sectors.
Services:

Construction estimating software
Project management tools
Fleet and equipment tracking
Safety and compliance software
Time and job cost tracking

17. HighRadius Corporation

Founded In: 2006
Founders: Sashi Narahari
HQ: Houston, Texas, United States
Revenue: Estimated over $150 million
Description: HighRadius Corporation, one of the best tech companies in Houston, claims to be the world’s number one Autonomous Finance Platform that lowerers DSO, optimizes working capital. It also works on automating the credit management process helping in making highly accurate credit decisions.
Services:

Order-to-Cash automation
Treasury and cash management
Accounts receivable solutions
AI-based finance analytics
Cloud-based finance platforms

18. Oceaneering

Founded In: 1964
Founders: Mike Hughes and Jim Murski
HQ: Houston, Texas, United States
Revenue: ~$2.2 billion (2023)
Description: Oceaneering provides engineered services and products that also include robotic solutions, primarily for the offshore energy industry.
Services:

Subsea robotics and ROVs
Offshore engineering solutions
Aerospace and defense systems
Asset integrity management
Automation and remote operations

19. Alert Logic

Founded In: 2002
Founders: Misha Govshteyn, Jacob Linscott, Dave Colesante
HQ: Houston, Texas, United States
Revenue: Estimated ~$100 million
Description: Alert Logic is a powerful cloud-based Security Information and Event Management (SIEM) tool, offering compliance solutions that include analyzing network traffic for hacker attacks.
Services:

Managed detection and response (MDR)
Threat intelligence and analytics
Cybersecurity Services 
Cloud security monitoring
Compliance and risk assessments
Security operations center (SOC) as a service

20. Cardtronics, Inc.

Founded In: 1999
Founders: Jack Antonini
HQ: Houston, Texas, United States
Revenue: ~$1.3 billion (before acquisition in 2021)
Description: Cardtronics started by operating ATM networks and expanded into a global provider of financial self-service technology. Before being acquired by NCR Corporation, it operated ATMs in major retail locations. It supported financial services accessibility in North America and globally through innovative solutions to companies in the banking and retail sectors.
Services:

ATM deployment and management
Financial self-service technology
Cash management solutions
ATM branding and marketing services
Retail banking access services