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Top Tech Companies in Houston, TX (3,539)

Jubilant Cargo
eCommerce • Marketing Tech
Houston
3 Employees

Jubilant Cargo is a promotional merchandise support from design to delivery.

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Jubilant Cargo
Cloudspace USA
Information Technology
Houston
4 Employees

CloudSpace USA is a, Houston based all-in-one IT services company. We provide cloud computing services to small and medium-sized businesses.

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Cloudspace USA
Boardwalk Pipeline Partners L.P.
4 Offices
852 Employees
22 Benefits

Boardwalk Pipelines is a limited partnership in the midstream portion of the natural gas and natural gas liquids (NGLs) industry, providing transportation and storage for our customers. We own over 14,000 miles of natural gas and NGLs pipelines and underground storage caverns having an aggregate capacity of approximately 205 billion cubic feet of working as capacity and 30 million barrels...

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Boardwalk Pipeline Partners L.P.
Advance America
Financial Services
27 Offices
2,399 Employees
28 Benefits

Founded in 1997, Advance America has become one of the nation’s leading providers of consumer financial services, with online lending and 1,200+ locations nationwide. Since opening our doors, we’ve helped millions of hardworking individuals who may not have immediate access to traditional credit options find a financial solution to fit their life and achieve their version of financial stability. We believe...

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Advance America

Advance America's Top Stability & Growth Strengths

Strong Market Position & Advantage: Advance America remains a leader in U.S. storefront payday/short‑term lending by physical presence, with third‑party data showing 939 stores across 31 states as of May 2026 and peers like ACE at “750+” stores. Historical references and current peer comparisons reinforce durable scale in storefront lending.

Investor Backing & Capital Strength: Ownership by Grupo Elektra/Grupo Salinas since 2012 provides balance‑sheet backing and continuity, with the acquisition valued around $780 million. Parent‑level structures (Purpose Financial) indicate ongoing corporate support.

Future-Ready Strategy: A hybrid apply‑online or in‑store model and increasing digital originations (about 43% of U.S. loans made digitally by Q2 2024) signal adaptation toward online nonprime lending. Marketing emphasis on installment loans, lines of credit, and same‑day funding indicates product and channel modernization.

80legs
Information Technology • Software
Houston
96 Employees

80legs offers a web-crawling service that delivers a better crawling performance at low costs.

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80legs
Ultralight
Software
Houston
30 Employees

A cross-platform app development tool used for rendering HTML UI within games and desktop applications.

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Ultralight
Pheramor
Information Technology
Houston
3 Employees

Pheramor is a dating app that measures compatibility based on physical chemistry and social alignment. Get started on App Store and Google Play for FREE.

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Pheramor
Green Mountain Energy
Houston
334 Employees

As the nation’s longest-serving renewable energy retailer, we’ve been on a mission to change the way power is made since 1997. By choosing our 100% clean, renewable wind and solar energy plans for their homes and businesses, Green Mountain customers have avoided more than 81 billion pounds of CO2 emissions to date — that’s like taking 8.6 million cars off...

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Green Mountain Energy
Main Street Capital
Edtech • Fintech • Consulting
Houston
78 Employees

Main Street Capital is a principal investment firm that provides long-term debt and private equity capital to lower middle market companies.

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Main Street Capital
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Portal Innovations
Angel or VC Firm • Co-Working Space or Incubator • Biotech
5 Offices
44 Employees
Portal Innovations supports life sciences innovators with seed capital, lab space, expertise, and investor connections.

Portal Innovations is a venture capital firm that helps exceptional life sciences innovators build their companies where they live. We surround these entrepreneurs with the resources and community they need: Seed capital, fully equipped lab space, and expertise and introductions to other investors and partners.

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Portal Innovations
ReVisionz
Information Technology
2 Offices
63 Employees

Founded in 2001, we are asset and process safety information specialists helping clients achieve operational excellence with physical asset digitalization that ensures critical data is accessible, current, and consistent. Our combination of sector-focus, domain expertise, holistic approach, and proven templates and tools make us unique. Whether you are looking for insight into your strategy, a roadmap to execute, improving the quality...

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ReVisionz
RunRex, Digital Marketing Agency
Agency • Marketing Tech
Houston
12 Employees

You will work with Tony Guo the whole time. RunRex is a full service digital marketing agency with a team of experts readily available to help increase traffic and drive sales for your web-based operation. Consulting with local SMBs in development and traffic generation for their websites. Leveraging SEM, SEO, LSO, Social and Video tactics. Current clients include Software, Legal,...

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RunRex, Digital Marketing Agency
Always Best Care Senior Services
Professional Services
25 Offices

Always Best Care Senior Services provides compassionate, personalized medical and non-medical in-home care and assisted living services for seniors. Since 1996, the company has helped older adults maintain a healthy lifestyle through tailored support and free community referral services, ensuring loved ones can thrive at home with dependable care and peace of mind.

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Always Best Care Senior Services
United Airlines
Aerospace • Transportation • Travel • Industrial
24 Offices
100,000 Employees
38 Benefits
Good Leads the way

At United, Good Leads The Way. With U.S. hubs in Chicago, Denver, Houston, Los Angeles, New York/Newark, San Francisco and Washington, D.C., United operates the most comprehensive global route network among North American carriers and is now the largest airline in the world as measured by available seat miles. For more about how to join the United team, please visit...

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United Airlines

United Airlines's Top Stability & Growth Strengths

Strong Market Position & Advantage: United is positioned as a global-scale carrier with a very large fleet and extensive long-haul network, supporting relevance across leisure and corporate travel. Its role as the U.S. anchor of Star Alliance is described as strengthening connectivity and the overall value proposition.

Strong Revenue Growth: United is described as delivering record quarterly revenue in late 2025, alongside record full-year revenue in 2025 and expectations for higher earnings in 2026. Premium and loyalty revenue are repeatedly noted as growing faster than the overall business, supporting revenue quality.

Future-Ready Strategy: United is depicted as investing heavily in fleet renewal and long-term capacity via large widebody and A321neo/XLR pipelines, plus supplemental leasing to bridge near-term gaps. Technology and product initiatives (e.g., connectivity upgrades and premium-cabin enhancements) are framed as supporting continued competitiveness.

Goodfair
Fashion • Retail
Houston
18 Employees

Goodfair is a unisex online thrift marketplace that recycles pre-loved goods.

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Goodfair
Mistbox
Greentech • Hardware • Internet of Things
Houston
4 Employees

Mistbox dramatically boosts the efficiency of air-conditioning units and saves users 30% on their cooling bills.

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Mistbox
Aexa Aerospace
Aerospace • Defense • Manufacturing
Houston

To become the undisputed world leaders using XR to enhance personal communication, training, and real-time operations support. Aexa provides holographic teleportation, and Holowizard is the premiere holographic training application

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Aexa Aerospace
Stratus Engineering
Hardware • Software
Houston
3 Employees

Stratus Engineering is a firm that provides a complete portfolio of electronics, hardware and software for embedded systems.

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Stratus Engineering
Matrix Connect
Healthtech • Software
Houston
14 Employees
Cloud connectivity made simple with Matrix Connect

Matrix Connect (formerly Galen Data) eliminates the complexity and high cost of building medical device cloud connectivity from scratch. It provides a purpose-built, secure, and compliant infrastructure that allows engineering teams to connect devices to the cloud in weeks rather than months. Highly scalable and fully configurable, the platform features pre-built compliance frameworks (including ISO 13485, IEC 62304, HIPAA, GDPR,...

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Matrix Connect
Siemens
Artificial Intelligence • Internet of Things • Security • Cybersecurity
81 Offices
293,000 Employees
41 Benefits

Siemens is a technology company focused on industry, infrastructure, mobility, and healthcare. Creating technologies for more resource-efficient factories and resilient supply chains to smarter buildings and grids, to cleaner, comfortable transportation and advanced healthcare, the company empowers customers to transform the industries that form the backbone of economies, transforming the everyday for billions of people. In fiscal 2020, which ended on...

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Siemens

Siemens's Top Stability & Growth Strengths

Strong Market Position & Advantage: Siemens holds leading positions across industrial automation and software, smart infrastructure, mobility, and healthcare technology (via Siemens Healthineers), with multiple segments ranked first or second and significant contract wins expanding backlog. This breadth provides competitive advantage across diverse high-growth end markets.

Healthy Cash Flow: The company reports strong free cash flow at the Group level in FY2024 and subsequent quarters, supporting investment, M&A, and a new multi‑year share buyback program. Robust cash conversion across industrial businesses underpins financial flexibility.

Resilient & Sustainable Growth: Comparable revenue increased in FY2024 and continued to rise in FY2025 quarters, while orders and book‑to‑bill above 1, a record order backlog, and confirmed FY2025 guidance provide visibility. Growth is supported by electrification, data‑center demand, rail investments, and ongoing portfolio actions.

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