Check out the top-rated SEO agencies in Illinois handpicked by our team of expert analysts. Look into their portfolios, clients, average rates, reviews and more to select the best partner for your business.

Best Illinois SEO Company Rankings

58 Companies - Rankings updated: September 07, 2026

DesignRush evaluates each agency using expert assessment and client feedback to inform your choices. Some featured agencies have paid placements.

Expertise
Finance
Budget
Sort by: Sponsored
United States × Illinois × Finance × Clear Filters

  • WGA

    A Full-Funnel Approach to Business Growth. Win With Us.

    At WGA, our vision extends beyond mere marketing campaigns; we aim to cultivate brands that forge deep connections and thrive alongside their clientele for years to come. Founded by Ryan Hernandez, a seasoned advertising strategist, marketing designer, and occasional weekend copywriter, along with Nazim...

    Top Services:

    • Digital Services
    • Branding
    • PPC
    • Email Marketing
    • SEO
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile

  • Mabbly

    Clarity For Growth When It Gets Messy

    Mabbly is a digital marketing agency and go-to-market partner that helps businesses drive real revenue through the seamless integration of strategy, sales, and marketing. Since its founding in 2013, Mabbly has built its approach around one core belief: understanding people is the key to building impactful...

    Top Services:

    • Branding
    • Web Design
    • Web Development
    • Creative Services
    • Product Design
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    100 - 249
    Portfolios Count
    1 Project Listed
    Visit Website View Profile
    4.5 4.5 (22)

  • Marketri

    AI Marketing Accelerator.

    Looking to increase your company's profits? Marketri is here to help! Our strategic marketing consulting and Fractional CMO firm works on an outsourced basis with early-stage and middle market B2B companies, offering predictive, measurable programs that are designed to push growth. Let us guide you today...

    Top Services:

    • Digital Marketing
    • Social Media Marketing
    • Email Marketing
    • CRO
    • Content Marketing
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $50,000 & Up
    Visit Website View Profile
    5.0 5.0 (16)

  • Salem Surround

    Customized Digital Marketing Solutions That Deliver Real Results

    At Salem Surround, we help businesses excel with a full range of digital marketing services, from PPC and SEO to social media strategy, reputation management, and more. What makes us unique is our commitment to tailoring every plan to each clients specific goals, ensuring not just visibility but meaningful...

    Top Services:

    • Reputation Management
    • Web Design
    • UI/UX Design
    • eCommerce Development
    • Email Marketing
    • Show more
    Location
    Elk Grove Village, Illinois
    Number of Employees
    500 - 999
    Visit Website View Profile

  • AtoZ Xperts

    Boost Your Online Presence with Expert Strategies.

    AtoZ Xperts offers innovative digital marketing, SEO, and branding services tailored to help businesses grow online. We drive results with custom strategies that enhance your brand's visibility and engagement...

    Top Services:

    • Logo Design
    • Digital Marketing
    • Web Development
    • Social Media Marketing
    • Content Marketing
    • Show more
    Location
    Lombard, Illinois
    Number of Employees
    50 - 99
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile

  • Envisionit

    Envision Your Success With Digital Excellence

    We're Envisionit, a full-service digital agency. Our team combines digital marketing expertise with creative design and cutting-edge technology to drive growth and maximize your ROI. Let us help you envision your success!...

    Top Services:

    • Social Media Marketing
    • Digital Marketing
    • Content Marketing
    • Media Buying
    • Creative Services
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    50 - 99
    Average Hourly Rate
    $155/hr
    Minimal Budget
    $50,000 & Up
    Visit Website View Profile
    5.0 5.0 (4)

  • GainShare

    Drive Demand. Drive Action. Drive Results.

    GainShare Performance Marketing is a full-service performance agency dedicated to helping clients grow their market share. By leveraging expertise in messaging, creative, media, technology, and data, GainShare consistently delivers impactful results...

    Top Services:

    • Digital Marketing
    Location
    Chicago, Illinois
    Number of Employees
    Under 49
    Visit Website View Profile

  • Desire InfoWeb Pvt. Ltd

    Certified Microsoft Partner

    DesireInfoWeb is a Microsoft-focused consulting and technology services company that helps organizations improve productivity, collaboration, and digital transformation through AI and Microsoft 365 solutions...

    Top Services:

    • Web Development
    • eCommerce Development
    • SEO
    • Digital Marketing
    • Social Media Marketing
    • Show more
    Location
    Elgin, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Visit Website View Profile
    4.6 4.6 (30)

SEO Agencies in Illinois by City

Related Services in Illinois

SEO Specializations in Illinois

Popular Services

Latest Trends Related to SEO

local seo companies in the us
SEO

The 5 Best Local SEO Companies in the USA for 2026

376
SEO

10 Defining Qualities of a Capable SEO Agency

1,192
What Is AEO
SEO

Answer Engine Optimization (AEO): What It Is and How to Optimize for AI Answers

1,869

Receive Free Proposals

For your project

1

Specify your budget, timeline and project requirements

2

Our experts curate a list of up to 5 most qualified candidate agencies

3

We connect you with them so you can choose the most suitable partner

Specify your requirements