The 10 Best SEO Agencies in the United States - 2025 Reviews

Top SEO Agencies in the United States

Which one is the best for your company?

Takes 3 min. 100% free
1671 agencies

Search location
Ratings
Budget
Elevate your online presence with top-tier SEO agencies and consultants across the United States. Our carefully curated list showcases industry-leading experts in search engine optimization, ready to boost your website's visibility and rankings. Explore each agency's portfolio and client testimonials to find the perfect match for your digital marketing needs. Whether you're looking for technical SEO, content strategy, or local search optimization, these professionals have the expertise to drive organic traffic and improve your search performance. Take advantage of Sortlist's platform to post your specific SEO requirements, allowing skilled agencies and consultants to reach out with tailored proposals that align with your business goals and target audience.

Top Featured SEO Agencies

All SEO Consultants in the United States

Struggling to choose? Let us help.

Post a project for free and quickly meet qualified providers. Use our data and on-demand experts to pick the right one for free. Hire them and take your business to the next level.


Customer reviews about SEO Agencies in the United States

Digital Marketing Manager Technology | United States

This SEO agency has played a crucial role in our digital marketing strategy. Their expertise in SEO and dedication to staying ahead of industry changes have made them invaluable. Our website now ranks consistently high for our key terms, thanks to their strategic SEO practices.

VP of Marketing E-commerce | United States

Partnering with this SEO agency has transformed our online visibility. Not only did they tailor a strategy that fits our unique needs, but their commitment to maintaining our site's SEO health has led to a significant increase in traffic and sales. Appreciating the depth of knowledge and agility of the team, it’s clear they are leaders among SEO agencies in the United States.

Business Owner Healthcare | United States

I've worked with several SEO consultants before, but this team's approach was refreshingly comprehensive. They performed an in-depth audit of our website, identified key areas for improvement, and executed a plan that has seen our rankings soar. Extremely pleased with their professionalism and results!

Expert Insights on SEO Agencies in the United States – Unlocking Digital Potential

The United States is not just a powerhouse in terms of economy and culture; it is also a leader in the digital landscape, particularly in SEO. With a vast territory, the U.S. is home to numerous innovative SEO agencies. Our curated list features SEO agencies that have completed 492 works and received 1702 client reviews, underscoring their expertise and successful project delivery.

Key Players and Their Achievements

Diverse Offerings Across Agencies

In the United States, you'll find SEO agencies encompassing a wide range of services, tailored to accommodate any business's needs—from large-scale enterprises to niche-specific firms, each offering their distinct touch.

Esteemed Client Collaborations and Recognitions

Several U.S. agencies have successfully collaborated with prestigious clients, handling major projects with finesse and impact. Many are proud recipients of accolades such as the U.S. Search Awards and the American Marketing Association’s Best SEO Campaign, solidifying their standing in the industry.

Client Feedback as a Measure of Success

Client reviews are pivotal when selecting an SEO agency. With an impressive 1702 reviews, U.S. agencies have garnered high praise, highlighting the efficacy and excellence of their service offerings. These testimonials are invaluable for assessing agency performance and dependability.

Guidelines for Selecting an SEO Agency

Budget Considerations

Your budget will significantly influence your choice of an SEO agency. In the U.S., pricing can vary based on the agency's size and market reputation. Establishing a clear budget and objectives is essential before hiring. Here’s a brief guide for different business sizes:

Small Businesses and Startups

SMEs and startups may benefit from boutique agencies or smaller teams, often offering competitive pricing without compromising quality. Basic SEO campaigns could range between $3,000 and $10,000.

Medium-sized Businesses

With more extensive needs, medium-sized firms should consider agencies with solid expertise and diverse teams. Comprehensive SEO strategies, including on-page optimization and content marketing, might cost anywhere from $10,000 to $50,000.

Large Enterprises and Multinationals

For large-scale operations, working with renowned agencies ensures global reach and top-tier service; budgeting could start at $50,000 and escalate into hundreds of thousands, based on project complexity.

Evaluating Portfolio Work

Reviewing previous work is a crucial step. Our database showcases 492 works, offering a comprehensive view of each agency's expertise and style, aligning their capabilities with your brand values.

Agency Specialties and Expertise

Certain agencies specialize in key areas, whether it's technical SEO, content marketing, or local SEO. Selecting an agency with relevant expertise to meet your specific business goals is vital.

Enhance Your Online Presence with Top U.S. SEO Experts

The United States continues to lead in digital innovation, fueled by a network of adept and inventive SEO agencies. Whether your goal is to develop a robust global strategy or reinforce your local presence, the perfect agency awaits you. Equipped with insights into numerous accomplishments and candid client feedback, your journey to finding the ideal SEO partner is simplified. As a local Sortlist expert, I encourage you to explore the breadth of available options and leverage the expertise of U.S. agencies to elevate your brand to new heights.

Karim Saadoune
Written by Karim Saadoune Sortlist Expert in the United StatesLast updated on the 13-07-2025

Latest Projects Submitted to SEO Consultants in the United States

Advanced SEO Implementation for Healthcare Network Nationwide healthcare provider $50,000 - $75,000 | 07-2025 A large healthcare network requires comprehensive SEO services to increase their online presence across multiple cities. The project involves in-depth keyword research, on-page optimization, and content creation tailored to healthcare services.
Comprehensive SEO Strategy for Health Tech Startup Innovative health technology startup $20,000 - $40,000 | 06-2025 A startup in the health technology sector is looking for a specialized SEO consultancy to devise and implement a robust SEO strategy. The focus is to enhance organic reach, optimize content for health-related searches, and improve site architecture for better indexing.
Comprehensive SEO Campaign for a Fintech Startup Innovative new player in the fintech industry $30,000 - $60,000 | 06-2025 A fintech startup seeks an SEO agency to devise and implement a comprehensive SEO strategy to enhance their digital presence. The project focuses on increasing organic traffic and lead generation through advanced keyword research and content marketing.
Comprehensive SEO Strategy for Healthcare Provider Large healthcare provider $30,000 - $60,000 | 05-2025 A leading healthcare provider is in need of a comprehensive SEO strategy to optimize their online presence. The project seeks to improve search engine rankings for their services, including specialized medical treatments, and to increase patient inquiries and bookings.
Comprehensive SEO Overhaul for SaaS Startup Emerging software as a service company in tech $30,000 - $60,000 | 04-2025 A burgeoning SaaS company is in need of a thorough SEO overhaul to increase user acquisition and improve search engine rankings. The project requires a rigorous analysis of the current site structure, content strategy, and backlink profile.

Discover what other have done.

Get inspired by what our agencies have done for other companies.

Sony Music

Sony Music

Droid Turbo

Droid Turbo

Make Room for a Little Fun

Make Room for a Little Fun


Frequently Asked Questions.


A SEO Company costs ranging between 9600$ and 10500$, depending on data gathered by Sortlist from 11 works. The actual expense may change depending on your specific requirements of your project, its complexity, as well as the expertise of the agency.


Working with a SEO agency in the United States offers several advantages. The diverse geographical and cultural landscape allows for targeted regional strategies, boosting local search results. The strong economy supports businesses in attracting talent and yielding higher ROI on marketing investments. Additionally, SEO agencies based in the US have access to cutting-edge technology and stay updated on search engine algorithm changes, ensuring optimal website performance. Lastly, the country's vast network of reputable service providers ensures collaboration opportunities, further enhancing the efficacy of your SEO campaign.


SEO agencies specialize in enhancing a website's visibility and search engine ranking through customized strategies and techniques. Key services include SEO Copywriting, optimizing web content for relevant keywords, improving site structure, and enhancing user experience. They also focus on link building and ensuring compliance with search engine guidelines. A comprehensive SEO Audit is performed to pinpoint areas of improvement, while competitor analysis provides insights into market trends. Monitoring key performance indicators (KPIs) helps measure progress and success. By collaborating with an SEO agency, businesses can benefit from increased organic traffic, boosted brand awareness, and established online credibility. This leads to higher conversions and long-term sustainable growth, strengthening their digital presence. For businesses targeting local markets, Local SEO services are an essential tool to achieve success in the competitive online landscape.