Top 100 On-Page SEO Companies in Chicago

Digital Authority is a digital marketing agency. Established in 2016, the company is headquartered in Chicago, Illinois. Their services include SEO, PPC, Web Design, and Digital Marketing.

Formed in 1997, Straight North is a full-service internet marketing company specializing in SEO, PPC, website design and development, email marketing, and graphic design. With 100+ full-time, in-house employees, they help B2B and B2C companies of all sizes generate sales leads and e-commerce revenue in the lucrative but highly competitive online marketing space. They offer a collaborative business style, technical expertise, deep experience in multiple verticals, team-based campaign execution, transparent reporting, and an unwavering focus on maximizing their clients' ROI.

Comrade Digital Marketing is a Chicago-based full service digital marketing agency with a staff of 20. Since 2008, Comrade Digital Marketing Agency has assisted clients with SEO, web design, and e-commerce development.

aStash Web Design & Marketing is an SEO firm based in Fort Collins,Colo. Founded in 2018, their team of 8 serves clients in the e-commerce and retail sectors. Services include PPC and web design.

PopArt Studio is a professional digital agency based in Novi Sad, Serbia, and founded in 2010. They have a team of 27 employees who specialize in web design, web development, and UX/UI design. They mainly work with small businesses in the IT, eCommerce, and marketing industries. 

Brafton is a Boston-based digital marketing agency founded in 2008. They have 2 additional offices across in Chicago and San Francisco. Its team of almost 200 is proficient in a variety of content marketing services including blogs, newsletters, emails, infographics, and video production. They also specialize in SEO and social media marketing.

1o8 is a digital agency founded in Chicago in 2018. The team of 8 focuses on social media, SEO, and digital strategy for their midmarket consumer products clients. 

Located in Chicago, Ill., Marcel Digital is a digital marketing and web development agency that has been assisting clients since 2003. Their team of 30 specialize in SEO, web development, and PPC.Marcel Digital's efforts resulted in measurable growth, including increased online orders, contact form submissions, and newsletter signups. 

Digital Third Coast is a leading digital marketing agency based in Chicago. Founded in 2007, they have about 24 employees that serve clients from a wide variety of industries. Services include SEO, paid media, paid social, and digital PR.

Zealth Digital Marketing is a digital marketing agency based in Roselle, Ill. Founded in 2012, they have 4 employees that serve small businesses in the financial services, education, and healthcare industries. Services include web design and development, SEO, and social media marketing.

Founded in 2016, Chicago-based VisualFizz is a small team of 9. The full-service digital marketing agency helps clients with content marketing, SEO, web design and development, PPC, social media marketing, digital and marketing strategy, and branding.

Founded in 2006, OneIMS is a results-driven digital marketing firm in Chicago. Its team of more than 30 manages the inbound marketing process for its clients, with special emphasis on SEO, PPC, digital strategy, conversion optimization, and content marketing. 

Galactic Fed is a marketing agency in Chicago. Founded in 2017, they have about 15 employees that serve mostly small-business and midmarket clients in a variety of industries. Services include PPC, SEO, and digital strategy.

Verve Marketing Group is a small web design agency. The Oak Brook, Illinois-based firm was launched in 2008. Their team offers Web Design, Branding, Search Engine Optimization, Content Marketing, and more.

Mabbly is a full-service integrated marketing and advertising agency headquartered in Chicago. Founded in 2013, the agency is comprised of fewer than 50 employees and specializes in web design, web development, branding, SEO, digital strategy, and content marketing.

RankFast is a New Delhi, India-based SEO agency. Founded in 2019, the midsize team provides Search Engine Optimization, Pay Per Click, and UX/UI Design.

Founded in 2013, 97 Switch is a Chicago-based digital marketing agency that helps clients adapt to the constantly changing digital marketplace. Despite having a small team of fewer than 10 employees, 97 Switch provides a variety of services such as web design, SEO, PPC, social media, and content marketing.

Thunder::tech is an advertising company in Cleveland, Ohio; Detroit, Michigan and Chicago, Illinois. The agency offers advertising, search engine optimization, web design, branding, and more and has a small team.The agency was established in 1999.

Flamingo Agency is a web design agency. Launched in 2017, the team offers Web Design, Search Engine Optimization, and Web Development. Their small agency is Chicago, Illinois-based.

Based in Chicago, Illinois, Xumulus is an e-commerce development firm. The firm offers E-Commerce Development, Email Marketing, Web Development, Digital Strategy, and more and is small.The firm was founded in 2009.

Dabaran is a Chicago-based digital marketing agency founded in 2009 and with over 10 employees. They mainly focus on providing SEO, including content development, link building, local search, and on-site optimization.

Web design agency EDUCO was founded in 2008. They are headquartered in Oak Park, Illinois and have a small team. Their services include Web Design, Digital Strategy, Search Engine Optimization, Video Production, and more.

Located in Chicago, IL, Orbit Media Studios has been creating thousands of web design projects since 2001. With 35+ on the team, the agency works with various clients on their web design, development and e-commerce needs.

Gulo is a small web design agency founded in 2003. With offices in Chicago, Illinois and Cincinnati, Ohio, the Gulo team primarily helps B2B and DTC companies with web design, content marketing, SEO, and conversion optimization.

Content marketing company Pilot Digital Marketing was established in 2009. The small Chicago, Illinois-based team specializes in content marketing, conversion optimization, pay per click, search engine optimization, and more.

Headquartered in Gujhrat, India and founded in 2016, TechAvidus is a web and mobile app development company that works with clients in the real estate, manufacturing, consumer products, retail and transportation industries. With another office in Bedford, N.H., the team of 50 custom software, mobile, and web development services for clients.

Symmetri Technology is a web developer based in Northville, Mich. and founded in 2008. Their team of 6 employees who specialize in web development, web design, and UX/UI design for midmarket and enterprise clients in the education, manufacturing, and advertising industries. 

Wojo Design is a full-service digital agency based in Chicago with 3 employees. Since their start in 2004, they have provided web design and development, e-commerce development, SEO, and digital strategy services for mainly small businesses.

Ice Nine Online is a Chicago-based digital marketing agency that specializes in web design, PPC and SEO. Founded in 2014, Ice Nine Online offers a suite of research, marketing, and branding services as well as digital marketing training.  A team of fewer than 9 employees, Ice Nine Online works primarily with small and mid-size companies.

Mightybytes is a full service creative firm located in Chicago, Ill. With about 10 employees, Mightybytes supports clients by providing UX/UI design, web development, and SEO services. Mightybytes is also a Certified B Corporation, which was very important to the nonprofit client.