Top SEO Companies in Illinois
SelectedFirms reviews agencies and verifies client feedback to support informed decisions. [How SelectedFirms Ensures Trust]
Not sure which
agency is right for you?
Tell us about your project, and get matched with agencies that fit your requirements.
List of the Best SEO Agencies and SEO Professionals in Illinois
Certain agencies may be featured through sponsored placements. Rankings and SF Scores remain unbiased and are based solely on our evaluation methodology.
113 Companies
Filter by
-
USA
-
Illinois
0.0 (0 Reviews)
15
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
15
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Full-Stack Performance Marketing Agency
We are a full service agency that work with small, medium and startups to help them figure out the right pockets to advertise effectively, in this effort we cover from web design and development, research, search engine optimization/ local seo/ on page/ technical seo. Pay per click PPC Ads, Social Media Management and not everyone needs all and thus we encourge an conversation to understand your business objective and if we fit your requirements. Our motto is to cut to the chase and postion for the serp placements that can help faster and sustainable outcomes. Service markets include chicago seo, new york seo, califirnica seo, texas seo, but not limited to but offer local seo and technical seo across usa
View PerformX Profile
$50-$99/hr
$1,000+
2 - 9
Chicago, USA
0.0 (0 Reviews)
15
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
15
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Website Development
One Chicago SEO Company is a Chicago-based SEO service, built around one concept: search reachability should change as a real business development, not just greater rankings. We help services change natural search into a trusted source of leads and earnings by concentrating on tactics, performance and measurable results. Rather than making use of present packages or repurposed strategies, every single campaign is improved from the beginning. We learn about the business, review competitors, and map search demand to real customer goal. This lets us create SEO systems that are settled in data and aligned with how individuals actually look for and purchase. The task spans technical SEO, on-page SEO, keyword ranking, content development, regional SEO as well as ethical link building. Every component is made to develop the website’s base and develop its capacity to gain top-quality traffic as time goes on. Over seven years of experience we are offering actual results. Our skill spans SEO, digital marketing, advertising, website growth as well as social media marketing Communication and openness are key to how we perform. Clients often know what is being completed, why it is very important and how it affects performance. Reporting is kept neat and concentrates on meaningful results such as leads, and growth trends, instead of surface-level key indicators. We help businesses throughout sectors involving e-commerce, medical, real estate, as well as local offerings.
View One Chicago SEO Company Profile
$25-$49/hr
$1,000+
10 - 49
Chicago, USA
0.0 (0 Reviews)
12
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
12
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Custom Web Design & Local SEO Agency in Chicago
Windy City Web Solutions is a Chicago-based web design and SEO agency specializing in custom WordPress development, local SEO, website maintenance, and digital marketing. Since 2016, we have helped small businesses, healthcare practices, and non-profits build fast, secure, and lead-generating websites tailored to their growth goals.
View Windy City Web Solutions Profile
$50-$99/hr
$2,000+
2 - 9
Chicago, USA
0.0 (0 Reviews)
12
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
12
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Creating Brand Equity Since 1978
Cosmos Revisits is a digital marketing agency based in Mumbai with operations in Chicago, helping businesses build structured marketing systems that connect brand strategy, technology, and performance-driven marketing. Many companies approach digital marketing as a collection of separate activities such as websites, SEO, advertising, social media, and content. Cosmos Revisits approaches it differently. The focus is on building integrated marketing systems where each element supports the others and works together to strengthen brand visibility, credibility, and measurable growth. Since 1978, the agency has worked with businesses across industries, including real estate, financial services, hospitality, retail, education, healthcare, technology, and e-commerce. The experience developed over decades allows Cosmos Revisits to combine strategic clarity with disciplined execution, ensuring that marketing efforts translate into long-term brand equity and business impact. Core capabilities include brand strategy, web design and development, search engine optimisation, performance marketing, social media marketing, content marketing, email marketing, and analytics-driven digital strategy. Rather than running disconnected campaigns, Cosmos Revisits builds unified digital ecosystems where branding, technology, and marketing performance reinforce each other. This approach helps businesses strengthen market positioning, improve online visibility, and create sustainable digital growth.
View Cosmos Revisits Profile
$50-$99/hr
$1,000 - $1,500
25 - 30
Hoffman Estates, USA
0.0 (0 Reviews)
11
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
11
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Building Digital Solutions That Build Your Business
MavenPeak Solutions is a forward-thinking digital innovation partner that transforms ideas into scalable, high-performing digital products.We meet you where you are understanding your business goals and delivering technology that drives measurable growth. Our services flex to your needs: • Web Development — Building responsive, secure, and scalable web applications • Mobile App Development — Creating intuitive iOS, Android, and cross-platform apps • Custom Software Development — Developing tailored solutions aligned with your business objectives • IT Solutions & Consulting — Streamlining processes and enabling digital transformation Website: www.mavenpeaksolutions.com Address: 116 Cedar Ln, Bourbonnais, Illinois 60914, US Email: info@mavenpeaksolutions.com Phone:+1 217-960-0328
View Mavenpeaksolutions Profile
N/A
$500 - $1,500
10 - 49
Bourbonnais, USA
0.0 (0 Reviews)
11
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
11
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Your Dreams, Our Expertise
Digifinity is a full service digital marketing agency helping US businesses turn marketing activity into measurable revenue, not just reports. Based in Ahmedabad, India, with a US office in Chicago, IL, we work as a b2b digital marketing agency and consumer-facing partner across industries, building strategy around each client's actual business model and growth stage rather than a standard package. Our core services include SEO, PPC management, social media marketing, and Meta ads management. As a seo company, we build organic visibility on relevance rather than shortcuts, and as a performance marketing and PPC agency, we manage paid campaigns based on where the budget is actually converting. We're also known among Web Development Companies for custom website builds, WordPress and Shopify development, and conversion-focused design. Our shopify development services extend into ecommerce support: Shopify store builds, Walmart marketplace setup, ecommerce SEO and PPC, product listing optimization, and Amazon seller management. As a B2B marketing agency, we run LinkedIn lead generation, cold email outreach, sales appointment setting, and outbound sales campaigns, backed by dedicated lead generation services for companies building pipelines, not just traffic. We also offer staffing solutions including marketing team augmentation, dedicated SEO specialists, and web developers. We've supported businesses across healthcare, restaurants, automotive, technology, finance, education, and recruitment and staffing, adapting our approach to each industry's buyer behavior. With years of experience, 50+ projects delivered, and a 95% client retention rate, Digifinity is one of the digital marketing firms businesses rely on for organic visibility, paid pipeline, and B2B growth, all under one team with clear ownership from strategy through execution.
View Digifinity Profile
$25-$49/hr
$1,000+
10 - 49
Chicago, USA
0.0 (0 Reviews)
11
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
11
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Trusted Partner Microsoft 365 Solutions for Digital Success
Desire InfoWeb is an innovative IT service provider offering complete technology solutions that enhance business performance and deliver maximum value. Based in Ahmedabad, India, and serving customers worldwide, we specialize in Microsoft 365, SharePoint Consulting Services, custom software development, mobile and web app design, data migration and administration, Power BI, analytics, cloud strategy, and AI-powered automation. Our expertise spans multiple platforms including Azure, .NET, PowerApps, Power Automate, Office 365, Microsoft Teams, and Dynamics 365 helping businesses unlock digital agility and strengthen team collaboration.
View Desire InfoWeb Pvt. Ltd Profile
Undisclosed/hr
$1,000+
10 - 49
Elgin, USA
Need help choosing a company?
Share your project requirements and we’ll connect you with the best-matched seo companies – for free.
Get Matched Now
-
100% Free
No obligation and no hidden fees -
100% Free
No obligation and no hidden fees -
100% Free
No obligation and no hidden fees
0.0 (0 Reviews)
7
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
7
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
B2B Marketing That Accelerates Growth
Walker Sands is a premier outcome-driven B2B marketing agency delivering measurable business results across insights, strategy, branding, creative, and integrated media. Specializing in public relations, demand generation, and social media marketing, Walker Sands aligns every campaign with core B2B objectives—brand positioning, revenue growth, reputation management, and audience engagement. Trusted by 100+ global clients, the agency has earned its place among the world's fastest-growing B2B marketing firms, recognized as a 10-time Inc. 5000 honoree. With offices in Chicago, Seattle, and Boston, Walker Sands combines deep industry expertise with a performance-first mindset to help technology and professional services brands scale with confidence. Whether you're looking to break into new markets, elevate brand authority, or accelerate pipeline growth, Walker Sands delivers proven strategies built for today's complex B2B landscape. Partner with a results-oriented agency that turns ambition into measurable outcomes. Learn more at walkersands.com.
View Walker Sands Profile
N/A
$1,000+
50 - 249
Chicago, USA
0.0 (0 Reviews)
5
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
5
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Your success is Our Priority
Gold Flex Marketing is a US-based digital marketing agency helping small and mid-sized service businesses build powerful online presences that attract high-intent customers and drive sustainable revenue growth. Core services include search engine optimization (SEO), responsive website design and development, professional logo design, and PPC advertising—all engineered to create a strong digital foundation built for visibility and conversion. Gold Flex also specializes in Generative Engine Optimization (GEO), ensuring clients remain discoverable in both traditional search engines and AI-powered platforms like ChatGPT and Perplexity—a critical competitive advantage as AI reshapes how buyers find service providers. Complementary services including content marketing and email marketing round out a fully integrated digital growth strategy. Whether you're launching a new business or repositioning an established brand to dominate search in your local market, Gold Flex Marketing provides the expertise, technology, and strategy to deliver results that compound over time. Build your digital foundation with a team that delivers.
View Gold Flex Marketing Profile
< $25/hr
$1,000+
10 - 49
Downers Grove, USA
0.0 (0 Reviews)
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Let's build a bolder, better, brighter future together
Mightybytes is a strategic digital agency helping mission-driven organizations solve complex challenges, build internal capacity, and amplify their impact. We partner with nonprofits, social enterprises, associations, Certified B Corps, and conscious companies to deliver measurable, results-driven digital solutions. Our expertise spans digital strategy, web development, UX design, and performance marketing, enabling organizations to achieve transformative outcomes and long-term growth. As a Certified B Corp since 2011 and Illinois Benefit Corporation, we are committed to ethical practices and positive social impact. Mightybytes prioritizes transparency, honesty, and long-term partnerships, ensuring every recommendation aligns with your goals. If we’re not the right fit, we’ll guide you to the right solution—because your mission matters.
View Mightybytes Profile
$150-$199/hr
$5,000+
2 - 9
Chicago, USA
0.0 (0 Reviews)
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
3
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Your local IT partner for reliable technology solutions
Connecting Point Computer Center is a technology services company providing IT solutions, computer repair, managed services, and technology consulting to individuals and businesses. The company offers a broad range of services including hardware sales and repair, network setup and support, cybersecurity, cloud services, data recovery, and IT consulting. Connecting Point serves local businesses and consumers seeking reliable, cost-effective technology solutions with personalized service. With a focus on building long-term client relationships, the company acts as a trusted local IT partner, helping clients leverage technology to operate more efficiently and securely.
View Connecting Point Computer Center Profile
$50-$99/hr
$1,000+
10 - 49
Peru, USA
0.0 (0 Reviews)
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Keeping You Relevant in a Digital World
The Designs Firm (TDF) is a Karachi-based, globally operating digital agency with over two decades of expertise serving businesses across banking, fintech, real estate, healthcare, retail, e-commerce, manufacturing, education, and NGO sectors. Since 2002, TDF has delivered comprehensive digital solutions spanning SEO, AEO, social media marketing, web design and development, UI and UX design, branding, video production, Google Ads, PPC, email marketing, content marketing, software development, and AI integration. As a Microsoft, Google, and Meta premier partner, TDF combines cutting-edge technology partnerships with deep cross-industry experience to craft data-driven strategies that generate traffic, leads, and conversions while strengthening brand equity. The agency approaches every engagement as a long-term partnership, aligning digital execution with each client's specific business goals and delivering transformative digital experiences rather than generic solutions. TDF's diverse portfolio demonstrates consistent success in launching high-performing e-commerce platforms, executing multichannel campaigns, and integrating AI-driven solutions that measurably improve business performance. For organizations across Pakistan and internationally seeking a trusted, full-service digital transformation partner, The Designs Firm delivers innovation, strategic depth, and lasting value.
View The Designs Firm (TDF) Profile
N/A
$1,000+
10 - 49
Grayslake, USA
0.0 (0 Reviews)
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
The Infrastructure Layer
iSimplifyMe is a Chicago-based full-service AI marketing agency and platform builder. Founded in 2011, it has evolved from a boutique web studio into an 11-service Digital Renaissance provider offering AEO Infrastructure, SEO, AI-Native Web Design, CRM Architecture, and more. Serving enterprise clients across North America and Asia-Pacific.
View iSimplifyMe Profile
$200-$300/hr
$10,000+
2 - 9
Chicago, USA
Need help choosing a company?
Share your project requirements and we’ll connect you with the best-matched seo companies – for free.
Get Matched Now
-
100% Free
No obligation and no hidden fees -
100% Free
No obligation and no hidden fees -
100% Free
No obligation and no hidden fees
Why Companies Trust SelectedFirms?
SelectedFirms bridges the gap between businesses and digital service providers as a trusted B2B research and listing platform. With the trust of 14,000+ companies and a growing community of 1M+ users, we empower businesses with reliable insights to make confident decisions.
Human-verified companies
We manually review companies to ensure they meet our quality standards before they appear on the platform.
Research-driven rankings
We rank companies using a clear ranking methodology based on real client feedback, expertise, market credibility, and how well teams execute — not hype.
Always up-to-date insights
We regularly refresh listings with new reviews, case study updates, and market changes to keep decisions relevant.
Verified credibility signals
From verified badges to editorial reviews, we highlight companies that show real commitment to quality and transparency.
