The Best SEO Companies in Houston

With decades of experience in search engine optimization (SEO) and hundreds of partnerships with businesses across the U.S., we know what it’s like for businesses to search for an SEO company in their area.

That’s why our team curated this list of Houston SEO firms, which includes:

1. WebFX

Location: Global
Services: SEO, AI SEO, PPC, and more
Team size: 250–999
Investment: $1,000+

WebFX is an award-winning digital marketing agency creating custom strategies for small-to-midsized businesses across sectors like healthcare, home services, and manufacturing. The team incorporates each client’s goals, industry, and target market into a comprehensive growth strategy.

Is WebFX the right company for you? Here are some perks of choosing this partner:

• In-depth research and understanding of industry to turn out relevant campaigns
• Client-exclusive marketing software for tracking and reporting marketing results
• Clear and transparent communication about performance
• Results-driven campaigns that lead to traffic, leads, and sales

Reviews:

• “Their level of professionalism as well as expertise and experience in making everything work is impressive.” [Clutch]
• “Their personnel are some of the most genuine, attentive & knowledgeable in the field.” [Google]
• “We have nothing but good reviews for WebFX. We’ve seen great results so we highly recommend them.” [Clutch]

2. EWR Digital

Location: Houston, TX
Services: SEO, PPC, Web Design
Team size: 10–49
Investment: $5,000+

EWR Digital is a Houston-based agency focused on building long-term client partnerships through deep SEO expertise, adaptive strategies, and personalized marketing plans aligned with each client’s goals and vision.

Is EWR Digital the right company for you? Here are some perks of choosing this partner:

• Focus on development of long-term partnerships with clients
• Extensive SEO knowledge that helps clients improve website traffic and search engine rankings
• Adaptive to industry changes
• Personalized marketing strategies that align with client goals and vision

Reviews:

• “They tell me about new changes in the IT and SEO markets, and I feel like I’m getting fresh ideas.” [Clutch]
• “What I find most impressive about the team at EWR Digital is their passion for learning about my business.” [Clutch]
• “They have a very extensive knowledge of SEO and passion.” [Clutch]

3. TopSpot Internet Marketing

Location: Houston, TX
Services: SEO, PPC, Web Design, and more
Team size: 50–249
Investment: $1,000+

TopSpot Internet Marketing has served clients since 2003, improving online marketing through SEO, PPC, web design, and analytics solutions. Their data-informed approach helps businesses achieve meaningful improvements in visibility and performance.

Reviews:

• “The TopSpot team has been phenomenal, we feel they’re our partners instead of our contractor.” [Clutch]
• “They explain all the concepts that are important to a modern website, and their creativity is very good.” [Clutch]
• “Topspot was very professional about creating our new website… We received compliments on our new website immediately and are seeing increased traffic instantly.” [Google]

4. Regex SEO

Location: Houston, TX
Services: SEO, PPC, Ecommerce Development, and more
Team size: 10–49
Investment: $5,000+

Regex SEO is a Houston agency known for honest, personalized work tailored to each client’s needs, with a particular focus on local SEO for Houston-area businesses.

Reviews:

• “They harnessed all of our feedback and notes and moved the project in a direction everyone liked.” [Clutch]
• “Regex SEO did a wonderful job helping me optimize my site! Dmitrii was super talented and helped me fix all the questions I had.” [Google]
• “They were a great company to work with. Very nice site with quick set up and design. They do all of our SEO work and that has improved dramatically.” [Google]

5. Red Houston SEO Company

Location: Houston, TX
Services: SEO, Social Media Marketing, Web Design, and more
Team size: 2–9
Investment: Request a quote

Red Houston SEO Company offers client-centric SEO, web design, and digital marketing services with an emphasis on continuous communication and responsiveness throughout the engagement.

Reviews:

• “Highly recommend, Great and knowledgeable people.” [Google]
• “Their team is knowledgeable and responsive, and they have helped us significantly enhance our online presence.” [Google]
• “Their expert team is knowledgeable, proactive, and tailored strategies to our specific needs, leading to top-ranking results on search engines.” [Google]

6. Jeremy McGilvrey

Location: Houston, TX
Services: SEO, Web Design, Web Development
Team size: 10–49
Investment: $10,000+

Jeremy McGilvrey is known for integrating SEO directly into web design, offering a money-back guarantee to back up client satisfaction commitments.

Reviews:

• “Their ability to deliver on time and surpass expectations in project execution was quite amazing.” [Clutch]
• “The team’s unique talent for transforming complex ideas into stunning visual experiences was remarkable.” [Clutch]
• “They didn’t just design pages; they built a UX that speaks directly to decision-makers in complex industries.” [Clutch]

7. ASTOUNDZ

Location: Houston, TX
Services: SEO, PPC, Web Design, and more
Team size: 10–49
Investment: $5,000+

ASTOUNDZ uses proven methodologies to deliver organic SEO services, with a focus on enhancing user experience and brand recognition through effective web solutions tailored to each client’s business.

Reviews:

• “Astoundz has become an integral partner to our business. They have developed a deep understanding of our industry and helped us achieve incredible SEO.” [Google]
• “I continue to have a great experience with Astoundz, they truly care about the success of their clients. Their responsiveness is amazing.” [Google]
• “Leisa, Steve, and the entire team at Astoundz exceeded our expectations in every way!” [Google]

8. OWDT

Location: Houston, TX
Services: SEO, Web Development, Marketing Strategy, and more
Team size: 10–49
Investment: $25,000+

OWDT creates professional SEO strategies tailored to organizational goals, uniting teams of specialists to manage search effectively. The agency is particularly noted for high-quality website design and development work.

Reviews:

• “The OWDT Team does phenomenal work. They helped our company build a new website, and we couldn’t be more pleased with the outcome.” [Google]
• “OWDT was the best partner to work with during our website redesign project. They exceeded our expectations every step of the way.” [Google]
• “The OWDT team is talented and I wouldn’t trust anyone else with our company image.” [Google]

9. IMPROZ Marketing

Location: Houston, TX
Services: SEO, PPC, Web Design, and more
Team size: 2–9
Investment: $5,000+

IMPROZ Marketing helps companies optimize their marketing budgets through targeted growth strategies, working closely with clients to deliver fast, professional results across web design and digital marketing.

Reviews:

• “I can’t say enough good things about IMPROZ Marketing! They designed an amazing, professional website for my business, making sure it was fast, mobile-friendly.” [Google]
• “First class experience with this team of professionals. Very creative and fast.” [Google]
• “IMPROZ had excellent customer service, very professional yet personable, and they bought my vision to life.” [Google]

Climb the search rankings with leading Houston SEO services

Help your business improve its SEO performance, from higher rankings to greater sales, with trusted Houston SEO services. With the above compilation of the best SEO companies in Houston, TX, you can start the vetting process.

P.S. Open to working with providers outside Houston, TX? Explore our research into the top  USA SEO companies in Dallas, Austin, New York, Seattle, London, or Los Angeles!