Top 25 SEO Service Providers | 2018

Looking to hire an SEO company?

Finding an SEO services company is challenging, with about 1 in 5 companies confiding that they had a negative experience before finding the right SEO firm.

However, investing in SEO is imperative if you have a website and want your customers to find your business online.

We identified the top 15 SEO companies from around the world by evaluating client feedback, services offered, and leadership in the industry.

Use this list to find the best SEO service provider for your business, hear client feedback, and learn about unique projects.

 

top seo services 2018

List of Top SEO Service Providers

  • 180Fusion

    Founded in 2010, 180Fusion is a Los Angeles, CA-based digital marketing agency that serves small and enterprise businesses, with a particular focus on the hospitality industry. The team of nearly 50 employees is expert in national and local SEO, PPC, video, social media management, and conversion rate optimization.

    Notable Project

    A large agricultural product seller wanted to expose its brand to more customers, so they hired 180Fusion. The project included some organic SEO efforts but mostly PPC to get the seller’s products in front of customers daily. The client has seen an 800% return on ad spend.

    “Our pay-per-click advertising has seen great returns. Their work has been very successful, and I highly recommend them to other online companies.” – E-Commerce Manager, Online Retailer

    Former Clients: NBC, ESPN, Papa Johns, Century 21, Marriott, IGN

    Awards: Manhattan Award Hall of Fame: Top SEO Company, CIO Magazine Top 50 Google Solutions Providers, Forbes: Digital Marketing Expert, Inc. 500, Deloitte Technology Fastest 500

    $ $ $ $ $
    $10,000+
    51 - 250 Employees
    Los Angeles , CA
    4.2
    4.2
    16 REVIEWS
  • Boostability

    This Utah-based company and its 250+ employees pride themselves on cost-effective SEO and marketing services for small to medium-sized companies. Since 2009, Boostability has helped its clients grow their businesses using the Internet in a specialized way.

    Notable Project

    After working with a company with developing their website that they weren’t happy with, this charity donation service went to Boostability. The company updated their website by moving it to Wordpress and using search engine optimization to bring more clients to the organization.

    “I would recommend them to anybody, especially a small business, that is looking for a good SEO company. Their service is personalized. They attempt to do anything reasonable I ask for.”-National Director of Client Charity Development, Charity Donation Service

    Former Clients: Dexter Law, Artbeats, Alegria Shoes, JD Power

    Awards: SiteJabber: 2017 Customer Choice Award, Clutch: Top SEO Firms 2017

    $ $ $ $ $
    251 - 1,000 Employees
    Lehi , UT
    4.7
    4.7
    26 REVIEWS
  • Bulldog Digital Media

    Bulldog Digital Media is a fast-growing digital marketing agency based in London. Founded in 2013, Bulldog Digital Media has a team of 10+ employees that specialize in SEO, PPC, and conversion optimization. They mainly serve small and medium enterprises.

    Notable Project

    When a financial consultancy needed help with website design and branding, Bulldog Digital Media redesigned their website and logo and launched SEO campaigns to boost web traffic. Bulldog Digital Media provided tailored recommendations to the financial consultancy about the type of content they published and where to place contact forms on the site.

    “They’ve increased the traffic to my site. It’s better than what I anticipated or wanted. … They have energy and a good attitude. When you ask them if they can do something, no matter how small or big, I sense that they’re smiling when they hear me ask.” ­– Founder and Managing Director, Financial Consultancy

    Former Clients: Total Fishing Tackle, U+I PLC, Cezanne HR, Kimbo Coffee, Berganza, Hi-Tec.

    Awards: Essex Digital Awards Winner 2014, Search Awards Finalist 2015, European Search Awards Finalist 2017, Drum Search Awards Finalist 2017, Digital Entrepreneur Awards Finalist 2017, UK Search Awards Finalist 2017

    $ $ $ $ $
    $1,000+
    11 - 50 Employees
    Essex ,
    4.8
    4.8
    4 REVIEWS
  • Cartoozo

    Founded in 2007, internet marketing company Cartoozo has offices in Thetford, UK and New York, NY. The team of 13 handles SEO, PPC, web design, and social media marketing.

    Notable Project

    A private photography school originally hired Cartoozo for help with SEO, and now they handle the school’s SEO, PPC, and programming services. The client was impressed with Cartoozo’s ability to increase its website’s speed, which in turn boosted traffic.

    “They are the best company we have worked with so far, and we have superb communication. I couldn’t recommend them more highly.” – Owner, Private Photography School

    Former Clients: Fage, deVere Group, Savoy, Crown Pavilions, Reflective Solutions

    $ $ $ $ $
    $1,000+
    51 - 250 Employees
    Thetford ,
    5.0
    5.0
    5 REVIEWS
  • Coalition Technologies

    Headquartered outside Los Angeles in Culver City, CA, Coalition Technologies specializes in SEO and PPC but also offers web design, e-commerce development, and WordPress development. With additional offices in Austin, TX and Seattle, WA, Coalition Technologies has grown to a team of 100+ since its founding in 2009.

    Notable Project

    An online clothing retailer was not satisfied with its previous marketing agency and hired Coalition Technologies to help with design, development, and Google AdWords. The partnership is ongoing, with Coalition Technologies responsible for all design, development, reporting, and marketing.

    “Coalition Technologies has been great to work with. We've used them for countless projects, website redesigns, and other tasks. They always deliver!” – President, Online Clothing Retailer

    Former Clients: Harvard, Whataburger, PayPal, Natori, Native Union

    $ $ $ $ $
    $1,000+
    51 - 250 Employees
    Culver City , CA
    4.9
    4.9
    5 REVIEWS
  • Digital Third Coast Internet Marketing

    Since its founding in 2007, Digital Third Coast Internet Marketing has established itself as a leading digital marketing agency in Chicago. The team of 16 specializes in SEO, PPC to enhance the inbound marketing of working with its small, mid-market, and enterprise clients.

    Notable Project

    A local Chicago pizza chain needed SEO for their new website. Digital Third Coast Marketing helped them with their SEO, link-building, and digital advertising to attract more visitors to the new website. Because of the new and optimized target key phrases, the client reported incredible results.

    “Our online traffic and interactions have increased, and online ordering rates are the highest we’ve ever seen.” – Digital Manager, Pizza Chain

    Former Clients: AccuRadio, Kendall College, Chicago Line Cruises, Envista Forensics

    $ $ $ $ $
    11 - 50 Employees
    Chicago , IL
    4.9
    4.9
    21 REVIEWS
  • Directive Consulting

    Directive Consulting has been headquartered in Costa Mesa, California since 2014. The team of about 50 employees offers PPC, SEO, content marketing, and digital marketing services for B2B companies.

    Notable Project

    Directive Consulting worked with a cloud-based software management service to increase ROI and site traffic. Directive Consulting communicated with the client through weekly meetings and regular reports.

    “Directive is recommended to clients of all sizes that need to grow qualified leads aggressively.” – Marketing Director, Software Management Service

    Former Clients: Allstate Insurance Company, Sutter Health, Cisco Pelican Products, eSub, PhishLabs

    $ $ $ $ $
    $1,000+
    11 - 50 Employees
    Costa Mesa , CA
    4.8
    4.8
    24 REVIEWS
  • HigherVisibility

    HigherVisibility is a full-service online marketing agency, assisting clients with paid search campaigns, social media management, and website design. Founded in 2008 in Memphis, Tennessee, the agency focuses on acquisitions and conversions to grow revenue.

    Notable Project

    HigherVisibility helped a recruitment startup build an online audience. They provided SEO and graphic design to update the startup’s website to make it more appealing to customers. The client described HigherVisibility’s approach as innovative and collaborative.

    “The project had a strong collaborative aspect, with their team offering advice but no pressure.” ­– Co-Founder, Recruitment Startup

    Former Clients: PBS, Ebay, OrangeTheory Fitness, Aarons, Chemdry

    Awards: Named SEO Agency of the Year by Search Engine Land

    $ $ $ $ $
    11 - 50 Employees
    Memphis , TN
    4.9
    4.9
    11 REVIEWS
  • Ignite Visibility

    Founded in 2012, Ignite Visibility is an online marketing agency. The team of 45+ works from an office in San Diego, CA. They offer website design and development, social media marketing, viral marketing campaigns, and paid media services.

    Notable Project

    Ignite Visibility helped a  boutique cosmetic company with digital marketing, social media marketing, content creation, and SEO. The client reports that Ignite Visibility helped the cosmetic company meet its goal of growing media placements and sales conversion.

    “They quickly turned around a report that not only validated the work I had been doing but also presented a playbook as to how we could accelerate on what I was building.” – Chief Marketing Officer, Cosmetic Company

    Former Clients: Platt College, WeddingWire, Yoga 6, Flippin’ Pizza, Lancer Skincare

    Awards: Top 15 in San Diego Business Journal’s Advertising Agencies List

    $ $ $ $ $
    $1,000+
    11 - 50 Employees
    San Diego , CA
    4.9
    4.9
    30 REVIEWS
  • Indexsy

    Digital marketing agency Indexsy is based in Vancouver, Canada and offers SEO, web design, and branding to small and mid-market businesses. The small team of less than 10 employees focuses its SEO services on link building and development, onsite optimization, and local search.

    Notable Project

    The Head of Digital Acquisition for a dating app approached Indexsy after a partnership with another SEO agency failed to reveal measurable results. The dating app needed help growing its user base and organic presence. Indexsy created a content calendar, developed content to build links, and provided onsite optimization. The efforts yielded positive results: a 40% increase in organic traffic and 7.5% increase in organic form sign ups.

    “They really under promise and over deliver. … I’d recommend them to anyone who wants to grow organically.” – Head of Digital Acquisition, Dating App

    Former Clients: East Dane (subsidiary of Amazon), Gramarly, OneFootball, Unu, Twiddy

    $ $ $ $ $
    $1,000+
    11 - 50 Employees
    Vancouver , BC
    4.9
    4.9
    9 REVIEWS
  • Infront Webworks

    Based in Colorado Springs, CO, Infront Webworks specializes in web design development, and hosting services. Its marketing department provides SEO, marketing, and advertising assistance. A Google Certified Partner, Infront Webworks aims to boost website traffic for small, mid-market, and enterprise businesses.

    Notable Project

    A local PR firm hired Infront Webworks to optimize its website with organic SEO and paid media. The campaign helped the PR firm increase its ranking in Google search results, and the partnership is ongoing. The President of the PR firm lauded Infront Webworks for its flexibility, relationship-building, and SEO knowledge.

    “They had a whole team meet with us in-person, via conference calls, or in our office. They are very professional.” – President, PR Firm

    Former clients: YMCA, Goodwill, the National Museum of World War II Aviation

    Awards: US Search Awards Best Small SEO Agency Finalist

    $ $ $ $ $
    $1,000+
    11 - 50 Employees
    Colorado Springs , CO
    4.9
    4.9
    11 REVIEWS
  • LSEO.com

    Pennsylvania-based LSEO is a full-service digital marketing agency, founded in 2014 by internet marketing expert Kristopher Jones. LSEO offers SEO, PPC, and paid social media management. The company’s main focus is SEO, and the team of 30 specializes in onsite optimization, link earning and development, local search, content creation, and mobile optimization.  

    Notable Project

    A medical university hired LSEO to promote a new program through a Google AdWords advertising campaign. LSEO also helped the university advertise to target audiences on Facebook and LinkedIn.The client complimented LSEO for its fresh ideas, weekly calls, and regular data reports.

    “The knowledge that LSEO brings in terms of digital advertising, along with the personal attention that they've given to the project, sets them apart.

    – Associate Dean of Admissions, Medical University

    Former Clients: Yoast, Disney Interactive,  The Commonwealth Medical College Allied Services, SleepPhones,  Natera (Evercord)

    Awards: Search Engine Land: Landy Award Finalist

    $ $ $ $ $
    $5,000+
    11 - 50 Employees
    Wilkes Barre , PA
    5.0
    5.0
    7 REVIEWS
  • Northcutt

    Northcutt is a Chicago-based SEO and inbound marketing company founded in 2010. The small team of fewer than 20 helps its mostly small business clients understand and act on inbound marketing. Their approach usually includes SEO, PPC, and social media marketing.

    Notable Project

    A cloud infrastructure as a service (IaaS) company wanted to tap into the U.S. market and Northcutt stepped in to help. They provided online marketing services such as SEO and social media marketing and managed the client’s blog through HubSpot.

    “The results of their work are very impressive. Our website traffic increased by almost 6,000%. ... Our social media followers grew by almost 1,200%, and our social media impressions increased by 260%.” – VP, Cloud IaaS Company

    Former Clients: Wiredtree, Atlantic.net, Cyber wurx, Servermania, Eezy

    Awards: Clutch: 2017 Global Leaders in Digital Marketing & Design

    $ $ $ $ $
    11 - 50 Employees
    Chicago , IL
    4.9
    4.9
    5 REVIEWS
  • Rocketship SEO

    Founded in 2015, Rocketship SEO is located in Colorado Springs, CO. In addition to being SEO experts, the team also offers web design, social media marketing, and online reputation management. Although they work with a variety of business across industries, they are most experienced in the real estate industry.

    Notable Project

    A jet ski rental company relied on word of mouth to attract new clients. They hired Rocketship SEO to modernize their approach to customer acquisition. The project included building a website and implementing an SEO strategy to attract new business through online channels.

    “For what I’m getting back and what Rocketship SEO has been doing, I’m getting more than what I’ve invested.” – Co-Owner, Jet Ski Rental Company

    Former Clients: Waymor Diesel Trucks, Colorado Springs Fence Repair, Illusions Salon and Spa

    $ $ $ $ $
    $1,000+
    11 - 50 Employees
    Colorado Springs , CO
    5.0
    5.0
    6 REVIEWS
  • Searchbloom

    Based in Holladay, Utah and founded in 2014, Searchbloom works with small businesses, helping them increase ROI with a metric-driven approach to online marketing. Searchbloom uses data to inform its SEO and PPC services.

    Notable Project

    A men’s skincare company hired Searchbloom to improve website design and increase traffic. The CEO said his company and mission were represented accurately and the partnership resulted in more sales and website traffic.

    “Their professionalism and their execution impressed me. They delivered a combination of what I wanted and what I needed.” – CEO, Men’s Skincare Company

    Former Clients: Dewils, Chobani, Bodyguardz

    $ $ $ $ $
    $1,000+
    11 - 50 Employees
    Holladay , UT
    5.0
    5.0
    24 REVIEWS
  • SEO Inc.

    SEO Inc. is an internet marketing company based in Carlsbad, CA – right outside San Diego. With over 20 years, of experience, the team of nearly 500 employees specializes in organic SEO for small, mid-market, and enterprise businesses.

    Notable Project

    A cigar retailer hired SEO Inc. to increase organic traffic to its website and improve new customer acquisition and retention. The cigar retailer wanted to accomplish this goal organically, instead of using paid search. The partnership is ongoing and the Director of Sales appreciated SEO Inc.’s communication, expertise, and tailored research and approach.

    “They're not a typical robot client company. We've dealt with many vendors, and one of the things that distinguish SEO Inc. from others is the fact that they don't simply read answers out of a book. Instead of telling us what the rest of the world is telling us, SEO Inc. is digging out an actual clientele base.” – Director of Sales Analytics, Cigar Retailer

    Former Clients: Entrepreneur, Marriott, Beaches and Sandals Resorts, Anthem Blue Cross, Burts Bees

    Awards: Search Engine Land: SEO Agency of the Year Finalist; Ranked company on Inc. 500

    $ $ $ $ $
    11 - 50 Employees
    Carlsbad , CA
    5.0
    5.0
    5 REVIEWS
  • The SEO Works

    The SEO Works provides digital marketing, websites, and paid social media to clients across the UK. Based in London, the team of about 35 content managers, link builders, brand managers, and online marketers specializes in SEO, advertising, and web design. The SEO Works is a Google Partner Specialist for SEO and PPC and is Bing Ad accredited.

    Notable Project

    A pharmaceutical e-commerce company hired The SEO Works to manage its SEO and Google AdWords campaigns. The SEO Works developed SEO-optimized content for the pharmaceutical company’s blog to help rank for specific terms and made the website mobile compatible.

    “Since we started working with them, they’ve optimized our site for both regular SEO and mobile compatibility. We’ve seen around 50-60% year-on-year growth in our turnover. We’ve seen conversions, on mobile devices in particular, double during that period.” –Head of E-Commerce, Online Pharmacy

    Former Clients: Innovate UK, Weldricks Pharmacy, St. James Place Management, Atlantic Pumps

    Awards: UK Search Awards: Best Integrated Campaign Winner, Drum Search Awards: Best B2C SEO Campaign Winner, Summit International Awards: Marketing Effectiveness Award Winner, AVA Digital Awards: Platinum B2C Award, European Search Awards: Best Small SEO Agency (Top 6), Chambers of Commerce Business Awards: Excellence in Professional Services

    $ $ $ $ $
    $1,000+
    11 - 50 Employees
    Sheffield ,
    4.9
    4.9
    4 REVIEWS
  • ThinkBigsites.com

    ThinkBIGSites is an SEO agency based in Huntington, N.Y., and founded in 2007. ThinkBigSites has more than 60 employees who work on increasing clients’ website traffic and conversions through search optimization and pay-per-click campaigns. Most of ThinkBIGSites' clients are small businesses, though it also works with some midmarket businesses.

    Notable Project

    A golf vacation provider wanted to increase organic traffic to its website. ThinkBIGSites developed and pitched articles to build links to the client’s website. The client loves working with the agency and always feels comfortable coming to ThinkBIGSites with issues.

    “I've enjoyed chatting with the CEO of ThinkBIGSites and picking his brain. He understands the overall business environment for online businesses and knows how to grow in many industries.” – CEO, Golf Vacation Provider

    Former Clients: Artie's Locksmith, Marriage Rescue, Hurricane Creek Doodles, A.B. Nicholas

    $ $ $ $ $
    11 - 50 Employees
    Logan , UT
    4.8
    4.8
    9 REVIEWS
  • Thrive Internet Marketing Agency

    Thrive Internet Marketing Agency is a WordPress web design and SEO company based in Arlington, Texas. They also perform PPC, email marketing, and video production to help companies build their online presence.

    Notable Project

    Thrive Internet Marketing Agency worked with an online travel company to increase website traffic and engagement. They built a dynamic website from scratch. The client notes that Thrive Internet Marketing was a cost effective partner and over delivered on the project.

    “When our company started, we had 6 visitors in 3 months. Since we started the marketing efforts, we’ve had 8,000 hits.” – Owner, Online Travel Company

    Former Clients: Wells Fargo, Wix, Mood Fabrics

    Awards: 2017 TMT’s Best Full-Service Internet Marketing Company in Texas

    $ $ $ $ $
    $1,000+
    11 - 50 Employees
    Arlington , TX
    5.0
    5.0
    26 REVIEWS
  • Victorious

    A San Francisco, CA-based SEO services company, Victorious has been around since 2012. Although the company has a small team of about 10 employees, they deliver huge returns for their clients. They offer help clients with on-site and local search optimization, link building and content development.  

    Notable Project

    A non-profit noticed they lacked a structured and defined strategy for SEO. They hired Victorious to redesign their website’s backend, improve the user experience, and optimize it for search engines. Victorious also performed keyword research to update meta descriptions across the site and improve blog content.

    “Humility and knowledge and understanding of their area was really good. They’re willing to listen and take the time to get to know who you are and what you’re trying to accomplish. I appreciate that.” – Mobilization Director, Non-Profit

    Former Clients: Yahoo!, General Electric, Mintel, Brainscape, Redbooth

    $ $ $ $ $
    $5,000+
    11 - 50 Employees
    San Francisco , CA
    5.0
    5.0
    4 REVIEWS
  • WebpageFX

    Founded in 1996 and located in Harrisburg, PA, WebpageFX is a full-service internet marketing company.The agency helps clients increase online revenue and drive traffic. They offer a range of services – web design, social media management, SEO, PPC campaign management, and copywriting.

    Notable Project

    WebpageFX worked with a substance abuse facility to increase client contact and revenue by redeveloping the facility’s website. The facility reported that WebpageFX communicated clearly and delivered projects quickly and consistently.

    “Call volume increased nearly 100% and business has been expanding, bringing profit.” – Admission Counselor, Substance Abuse Facility

    Former Clients: Cleveland Brothers, Pennsylvania Chamber of Business and Industry, Wilson College

    Awards: Dealcrunch Editor's Retail Choice Award™ for performance-based web marketing services in 2017

    $ $ $ $ $
    $1,000+
    51 - 250 Employees
    Harrisburg , PA
    4.9
    4.9
    76 REVIEWS