OpenServed

Best Digital Marketing Agencies in Illinois (2026) – Ranked by Case Studies

Ignite VisibilityVisit Website →
Jimmy John's
Web Design, SEO, PPC
Restaurant
1K-5K Employees
N/A
Champaign, IL
N/A
  • +56% total leads across all channels
  • 15% decrease in cost per lead
  • 80% average improvement in franchise-related keyword rankings
  • 31% increase in page 1 keyword rankings
  • 241 organic leads (+14% QoQ)
Huge Inc.Visit Website →
McDonald's
App Development, UX Recommendations, CRM
Restaurant
10K+ Employees
N/A
Chicago, IL
N/A
  • #1 Most Downloaded Food and Beverage App Globally
  • 127M Downloads Globally Since 2022
  • 50M Daily Active App Users
  • 20% Increase in Conversions Following .com Redesign
  • 40% of Sales Attributed to Digital Alone (Q1 2023)
DigitasVisit Website →
Nerds
Influencer Marketing, Social Media Ads, Retail Media
Food & Beverage
5K-10K Employees
N/A
Chicago, IL
N/A
  • Top 10 Most Liked Super Bowl Commercial (iSpot, 2024)
  • 400% Increase in Nerds eComm Sales
  • 200% Increase in Nerds Store Displays
RazorfishVisit Website →
Walgreens
App Development, UX Recommendations, Content Marketing
Retail
10K+ Employees
N/A
Deerfield, IL
N/A
  • 105M active MyWalgreens members (~1 in 3 Americans)
  • 5.1M transactions per day
  • 2.9M loyalty transactions per day
  • 11B service calls per year
VaynerMediaVisit Website →
Jimmy John's
Content Marketing, Influencer Marketing, Public Relations
Restaurant
5K-10K Employees
N/A
Champaign, IL
N/A
  • 6.9M Social Impressions
  • 4.7B Earned Impressions
  • 1,100+ Media Placements
  • Highest-Selling LTO Sandwich Ever
Rise InteractiveVisit Website →
Dairy Management Inc. (DMI)
SEO, Content Marketing
Food & Beverage
51-200 Employees
N/A
Rosemont, IL
N/A
  • 130% Increase in Engagement
  • 700% Increase in Total Search Impressions
  • 21% Increase in Top 10 Keyword Rankings
  • 106% Improved CPA
BraftonVisit Website →
Daniels Trading
Community Engagement, Content Marketing
Finance
51-200 Employees
N/A
Chicago, IL
N/A
  • 197% increase in Twitter referral traffic
  • 178% increase in social conversions
  • 2000+ more Twitter followers
  • 10% increase in Facebook referral traffic
Big LeapVisit Website →
American Pest Control
SEO, Content Marketing, Local SEO
Pest Control
1-10 Employees
N/A
Hanna City, IL
N/A
  • 3,796 Ranking Positions Gained on Google
  • 800% Increase in Organic Traffic
  • 10 Service Pages Ranked #1
VictoriousVisit Website →
Porte Brown
SEO, GEO
Finance
51-200 Employees
N/A
Elk Grove Village, IL
N/A
  • 416% Increase in Top-3 Keywords
  • 150 AI Overview Citations Gained
  • 105% Increase in Organic Sessions
Lounge LizardVisit Website →
NHS Chicago
Branding, Web Development, PPC, Web Design, SEO
Non Profit
51-200 Employees
N/A
Chicago, IL
N/A
  • +56.7% Boost in Organic Search
  • +43.95% Time on Site
  • +51.04% Increase in Page Visits
Thrive Internet Marketing AgencyVisit Website →
Tandem Psychology
SEO, PPC, Web Design
Clinic
11-50 Employees
N/A
Chicago, IL
N/A
  • +241% Total Traffic
  • +500% Organic Traffic
  • +272% New Website Users
  • +116% Lead Form Submissions
TopSpot Internet MarketingVisit Website →
KD Fasteners
Web Design, SEO, PPC
Manufacturing
N/A
N/A
Addison, IL
N/A
  • Monthly form submissions +246% (28 to 97)
  • 600+ form submissions in 9 months, 47% organic and 46% PPC
  • Organic traffic from ~600 to ~1,000 visits a month (+124.33%)
  • Product pages from 6 to 110
Hawke MediaVisit Website →
HDMH
Email Marketing, Social Media Ads
Fashion
N/A
N/A
Chicago, IL
N/A
  • MOM Online Revenue +536%
  • Paid Social Engagement +60%
  • Email Revenue +89%
Siege MediaVisit Website →
TimberTech
Content Marketing, SEO
Ecommerce
N/A
N/A
Chicago, IL
N/A
  • 54% Increase in Traffic Value Within 1 Year
  • 26 Siege-Generated Posts Ranking Page One
  • 427+ Links
Charly AgencyVisit Website →
Blistex
Web Design, CRO
Consumer Goods
201-500 Employees
N/A
Oak Brook, IL
N/A
  • Product showcase restructured into an intent-driven path from symptom to solution
  • Reviews and dermatologist credibility placed where they reassure
BluShark DigitalVisit Website →
McCreadyLaw Injury Attorneys
SEO, Local SEO, Link Building
Law Firm
11-50 Employees
N/A
Chicago, IL
N/A
  • Referring domains grew from ~190 to ~600 (Ahrefs, 2018 to 2022)
  • Organic new users grew from ~3,800 to ~12,000 per month (Jul 2019 to 2022)
JSL Marketing & Web DesignVisit Website →
Chicago Psychiatrists
Branding, Web Design, Web Development
Mental Health
N/A
N/A
Chicago, IL
N/A
  • Delivered Brand Development and Website Design & Development
W.B.F. Construction, Inc.
Web Design, Web Development
Construction
N/A
N/A
Evergreen Park, IL
N/A
  • Delivered Website Design & Development
Matchbox Design GroupVisit Website →
O'Fallon Parks & Rec (Website Rebuild)
Web Design, Web Development, Branding
Outdoor Recreation
N/A
N/A
O'Fallon, IL
N/A
  • Modernized, playful site for events, activities and park features
  • CMS that makes updates easier
HMG CreativeVisit Website →
Shift Transit
Web Design, Web Development
Transportation
51-200 Employees
N/A
Chicago, IL
N/A
  • 7% conversion rate on contact forms (above average)
Elevation MarketingVisit Website →
Clune Construction
Content Marketing, Lead Generation, Branding
Construction
N/A
N/A
Chicago, IL
N/A
  • Clune launched its integrated communications plan with a successful kick-start from Elevation’s execution of an initial series of emails, press…

Find the best Digital Marketing agencies in your state or region