OpenServed

Best Digital Marketing Agencies in the United States (2026) – Ranked by Case Studies

Social Media Ads, PPC, Lead Generation
Industrial
201-500 Employees
N/A
Austell, GA
N/A
  • +90% leads, reaching 200+ leads per month
  • Opened a new robotics center in Atlanta to meet demand
  • Sales team expanded after the launch
PPC, Web Design, CRO
Fitness
N/A
N/A
Houston, TX
N/A
  • 1,125.58% ROI on ad spend
  • $338,709 campaign net income
  • Ad spend cut from about $67K to $30K with 153+ leads
  • Client raised its spend with the agency by 40% to $150K+
Web Design, Web Development, SEO
Home Services
N/A
N/A
Houston, TX
N/A
  • +52% organic traffic YoY (goal was 20%)
  • Top 3 for "Pool Service Houston" with no ranking drop at launch
  • +58% page views YoY
  • -10% bounce rate on organic traffic
Cinda B Client-verified
Social Media Ads, Email Marketing, Branding
Fashion
11-50 Employees
N/A
Fort Wayne, IN
N/A
  • 172% increase in online sales
  • 25% increase in conversion rate
  • 8x growth in website traffic from social media
  • 89% increase in new customer traffic
Social Media Ads, Content Marketing, PPC
Food & Beverage
51-200 Employees
N/A
Geyserville, CA
N/A
  • 62,000 verified app installs in 30 days, 24% above goal
  • $10.02 customer acquisition cost
  • 37% first-order conversion rate
Social Media Ads, PPC
Entertainment
51-200 Employees
N/A
Indianapolis, IN
N/A
  • 20,251 tickets sold for the 2019 home opener, a club attendance record
  • 1.6 million soccer fans reached
  • 33,606 new website visitors and 447 season ticket inquiries
  • Social ads converted at a 23% lower cost than search
PPC, Social Media Ads, Content Marketing
Finance
N/A
N/A
Freehold, NJ
N/A
  • Google Ads conversions up 1,476% (14.75x)
  • Cost per click down 85% while the budget was cut 81%
  • Clicks up 686% and impressions up 444%
Branding, Web Design, Social Media Ads
Finance
201-500 Employees
N/A
Latham, NY
N/A
  • Monthly web traffic up 50,000+
  • 160% increase in social engagement
  • 20,000 member growth; supported 2 credit union acquisitions
Branding, Social Media Ads, PPC
Finance
201-500 Employees
N/A
Sidney, NY
N/A
  • 225% increase in monthly web traffic and 300% in social engagement
  • 7,000 member growth and $244M in asset growth
  • CUNA Diamond Award winner
Gratsi Client-verified
Social Media Ads, Content Marketing
Alcohol
N/A
N/A
Birmingham, AL
N/A
  • 7.5M views from 11 influencers in one month
  • $1.69 CPM, 73.1% below the industry average
  • 10x sales growth in one month
Social Media Ads, Content Marketing
Transportation
1K-5K Employees
N/A
San Francisco, CA
N/A
  • 8.1M views
  • $4.31 CPM
  • 9 creators and 40+ pieces of content in under a month
Social Media Ads, Content Marketing
Restaurant
N/A
N/A
Irvine, CA
N/A
  • 42M+ impressions from 47 creators
  • 74,000 website clicks at a $0.72 CPC
  • 6.33% engagement rate
  • Mac N' Cheese sold out nationwide mid-campaign
Classic Muscle Client-verified
Web Design, Local SEO
Auto Repair
N/A
N/A
Rancho Cordova, CA
N/A
  • Organic Google traffic tripled in the first year
  • Web traffic +128% year over year (Aug 2017 to Aug 2018)
  • 278 qualified leads in the first six months of 2020
  • Reached #1 in Google for the target search term within a few months
  • Shop booked out for several months by late 2018
SEO, Local SEO, Web Design
Fitness
11-50 Employees
N/A
Westport, CT
N/A
  • Target phrases moved from page two or three to page one of Google
  • Began appearing in the Google local 3-pack for fitness club terms
SEO, Web Design
Manufacturing
1-10 Employees
N/A
Sacramento, CA
N/A
  • Organic Google search traffic +419% vs. the prior eight months
  • Organic traffic grew from ~50 visitors per week to 6x in under six months
  • Direct sales surpassed distributor sales by the start of month five
  • Organic traffic doubled about every six weeks from Oct 2017 to Mar 2018
  • Several money keywords ranked on page one of Google and Bing
Taco Bar Catering Client-verified
SEO, Local SEO
Food & Beverage
N/A
N/A
California, United States
N/A
  • Conversions and year-over-year revenue +250%
  • Online orders and phone calls +85%
  • 7,225+ items sold and 315+ online orders
  • $105,700+ revenue generated by SEO
  • Listed in the local 3-pack
SEO, Web Design
Marketing
N/A
N/A
California, United States
N/A
  • Conversions up 5x and bounce rate down 3x
  • Year-over-year revenue +400%
  • 38,000+ visits
  • 158+ form fill-ups and 220+ phone calls
  • $2.3M+ revenue generated by SEO
SEO, Local SEO
Dental
N/A
N/A
Connecticut, United States
N/A
  • Traffic from new users +90%
  • First-time callers +132%
  • Clicks +131,542% and organic impressions +9,116% (from a near-zero base)
  • 2022 vs. 2021: total calls +117%
  • Expanded from two locations to a third
Sunshine Supply Client-verified
Web Development, SEO, PPC
Wholesale Distribution
11-50 Employees
N/A
San Diego, CA
N/A
  • 46% traffic increase
  • Average search positions reduced by 30%
Web Development, Web Design, SEO
Medical & Scientific
11-50 Employees
N/A
Woburn, MA
N/A
  • 40% improvement in website traffic
  • 25% of website traffic coming from the blog
  • 10% boost in conversion rates
Email Marketing, SEO, PPC
Retail
N/A
N/A
Coral Gables, FL
N/A
  • 62.3% increase in email click rate
  • 20.8% increase in email average order value
  • 10:1 ROI from paid media and email marketing in 2023
  • Ad spend cut 50% while revenue held at the prior year's level
Jeeva Clinical Trials Client-verified
Web Design, SEO, PPC
SaaS
11-50 Employees
N/A
Manassas, VA
N/A
  • 4X increase in organic search visibility
  • 40% increase in website engagement rate
  • 10%+ monthly increase in social followers
  • 50+ high-intent keywords on page 1
Web Design, SEO, Social Media Ads
Non Profit
11-50 Employees
N/A
Herndon, VA
N/A
  • 200% increase in engagement during the yearly summit
  • 25%+ quarter-over-quarter social reach growth
  • 20% increase in website engagement rate after go-live
Web Design, SEO, PPC
Cyber Security
1-10 Employees
N/A
Katy, TX
N/A
  • 70%+ of target keywords on page 1 within 6 months
  • 9X increase in search visibility within 10 months
  • 25% quarterly increase in social media reach
  • 20% increase in key events after redesign
Web Design, SEO
Construction
N/A
N/A
Las Cruces, NM
N/A
  • 31% increase in organic clicks in three months
  • 35% increase in impressions
Web Design, Local SEO, PPC
Business Services
1-10 Employees
N/A
West Sacramento, CA
N/A
  • Conversions up 405.88% in 30 days
  • Conversion rate up 9.14% and click-through rate up 38.57%
  • Average cost per click down $10.28
  • Local organic rankings up 400%+
Web Design, SEO, PPC
Technology
N/A
N/A
Irving, TX
N/A
  • Organic ranking up 300%+
  • Google Ads conversions up 48.57% and cost per click down 67.50%
  • Organic clicks up 50% and impressions up 105% over 12 months
PPC, Lead Generation
Manufacturing
11-50 Employees
N/A
Phoenix, AZ
N/A
  • 550% increase in high-quality leads
  • 73% increase in conversions
  • 58% increase in clicks
  • 10% decrease in cost per lead
SEO, GEO, Local SEO
Healthcare
51-200 Employees
N/A
Phoenix, AZ
N/A
  • 32K+ organic clicks in 8 months, up 72% YoY
  • 2.38M impressions in 8 months, up 171% YoY
  • 3,250 high-intent organic conversions, up 114% YoY
  • 3,238 keyword ranking improvements, including 105 local gains
  • "lasik scottsdale az" now ranks #1; "eye care center near me" went from #6 to #1
Social Media Ads, PPC
Wellness
N/A
N/A
Phoenix, AZ
N/A
  • 552% increase in Facebook/Meta impressions, Q1 2025 vs. Q1 2024
  • 147% increase in Facebook/Meta clicks to website
  • 90.5% year-over-year increase in Google Search CTR
  • 5% increase in new leads year over year
King Law Offices Client-verified
SEO, Local SEO, PPC
Law Firm
51-200 Employees
N/A
Forest City, NC
N/A
  • 34% increase in organic client acquisition in 3 months
  • $130K in additional monthly revenue within 3 months
  • 26K top-ranking keywords across search engines and AI
  • Revenue from the first 3 months more than covered annual marketing fees
SEO, Branding, Web Design
Law Firm
N/A
N/A
New Mexico, United States
N/A
  • Ranked keywords up from 20 to 528 in 10 months (+2,540%)
  • 18 #1 rankings, 15 of them previously outside the top 100
  • Organic traffic up 468% year over year
  • 351 SERP features by November 2025, including featured snippets and local packs
  • Organic sessions up from 176 to 710 in August-November, year over year
SEO, Local SEO, Content Marketing
Law Firm
N/A
N/A
Boca Raton, FL
N/A
  • 104% increase in search-driven clicks over two years
  • 145% increase in online visibility over two years
  • Consistently top 3 in the Google Map Pack
  • Revenue more than covered the annual marketing investment
Trellis Strategies Client-verified
Branding, Web Development, Content Marketing
Non Profit
51-200 Employees
N/A
Round Rock, TX
N/A
  • Website traffic up 86% since the newly branded website launched
Lead Generation, PPC, Email Marketing
Energy
N/A
N/A
Pflugerville, TX
N/A
  • Year 1: leads at $563 and a $850 customer acquisition cost on a ~$40,000 customer
  • Year 2: website traffic up 40%, with 3.52% converting to qualified leads
  • Year 2: cost per lead down to $86.52 and CAC to about $175
Social Media Ads, Branding
Law Firm
N/A
N/A
Round Rock, TX
N/A
  • 6,802 new website users in 11 months
  • Social followers grew from 58 to 475 across Facebook, Instagram and Twitter
  • 49,093 social ad engagements since the first campaign launched
  • Ad CTR of 3.95% and CPC of $0.31, vs. industry averages of 1.61% and $1.32
Loeffler Randall Client-verified
PPC, CRO
Fashion
51-200 Employees
N/A
New York, NY
N/A
  • 152% increase in conversion rates
  • 40% increase in ROAS
  • 20% increase in transactions
PPC, Social Media Ads
Fintech
N/A
N/A
Alpharetta, GA
N/A
  • 60% decrease in cost per app install
  • 65% decrease in cost per qualified B2B lead
  • 25% increase in qualified B2B leads
SEO, Web Design
Pest Control
N/A
N/A
Atlanta, GA
N/A
  • 54% increase in company revenue
  • 50% increase in YoY leads
  • 29% decrease in cost per lead
Squaremouth Client-verified
GEO, SEO, Content Marketing
Insurance
11-50 Employees
N/A
St. Petersburg, FL
N/A
  • 270% more revenue from ChatGPT in 6 months
  • Search traffic up 78% while competitors lost 34.5% to AI Overviews
SEO, Content Marketing
SaaS
N/A
N/A
Boston, MA
N/A
  • Organic sessions up 1,700% in 90 days
  • Ranking position improved 40% in 90 days
  • Organic impressions doubled in three months
SEO, GEO
Non Profit
51-200 Employees
N/A
New York, NY
N/A
  • Organic sessions up 54% year over year
  • Clicks up 40% in 90 days
Coastal Contracting Client-verified
PPC, SEO
Home Services
N/A
N/A
Richmond, VA
N/A
  • 165% more leads than expected
  • 21% lower cost per lead than predicted
  • 20% lead conversion rate, 6x the 3.37% industry average
  • Over 2.5x as many new customers at a 23% close rate
PPC, SEO, Lead Generation
Home Services
N/A
N/A
Fredericksburg, VA
N/A
  • 336% more leads than predicted, even on a reduced budget
  • 71% lower cost per lead than expected
  • 24% lead conversion rate, over 4x the 3.37% industry average
  • 20-50% more new clients per month from website search traffic
PPC, SEO, Lead Generation
Home Services
N/A
N/A
Henrico, VA
N/A
  • 66% increase in hardscape installations, from 12 to 20 jobs in a year
  • 294% more leads than predicted from search
  • Average 25% lead conversion rate, over 6x the 3.37% industry average
  • PPC cost per lead 63% below projections
  • About 4x as many new customers as projected at a 50% close rate
Wafer World Client-verified
Content Marketing, SEO
Manufacturing
N/A
N/A
West Palm Beach, FL
N/A
  • 140,538 impressions
  • 180 ranking keywords
  • 6,966 clicks to the site
Social Media Ads, Lead Generation
Fitness
N/A
N/A
Huntington Beach, CA
N/A
  • 17.3x return on ad spend
  • $107,638 trackable revenue
  • 810 leads generated
PPC, Local SEO
Dental
N/A
N/A
Jensen Beach, FL
N/A
  • $33,000 revenue from new patients in 60 days
  • 7.75x return on ad spend
  • 49 high-intent leads
StoneX Client-verified
SEO, Web Development
Finance
1K-5K Employees
N/A
New York, NY
N/A
  • Thousands of pages redirected in a WordPress to HubSpot migration without losing search authority
PPC, Content Marketing
SaaS
201-500 Employees
N/A
Atlanta, GA
N/A
  • Average cost per conversion on Google Ads down $250
  • Average cost per click down $11
  • MQL conversion rate nearly doubled
PPC, CRO
Senior Living
N/A
N/A
Atlanta, GA
N/A
  • 148% increase in move-ins from internet sources
  • One agency marketing multiple communities
Email Marketing, Lead Generation
Marketing
51-200 Employees
N/A
New York, NY
N/A
  • 30K+ newsletter recipients with a 56% open rate
  • +37% average revenue increase for participating brands
  • +13% average clicks and +10% average transactions for brands
Social Media Ads, Lead Generation
Footwear
501-1K Employees
N/A
San Francisco, CA
N/A
  • +371% revenue YoY
  • +410% conversions YoY
  • +203% content posts YoY
  • 498 new influencers added
Content Marketing, Lead Generation
Wellness
N/A
N/A
New York, NY
N/A
  • +267% YoY sign-ups
  • 2,600+ UK enrollments over 2021
  • 17,000 clicks generated over 2021
VLK Architects Client-verified
SEO, Local SEO
Construction
201-500 Employees
N/A
Fort Worth, TX
N/A
  • Average combined rank improved from #82 to #27 (+203%)
  • Impressions +159% (4,700 to 12,180) in 3 months
SEO, Content Marketing
Beauty
N/A
N/A
Gilbert, AZ
N/A
  • Visibility doubled from 20% to 40% in 3 months
  • Keywords grew from 1,264 to 1,793 (+41%)
  • Multiple featured snippets within the first 30 days
SEO, Content Marketing
Technology
51-200 Employees
N/A
Dallas, TX
N/A
  • Impressions +90% (4,931 to 9,592) in 3 months
ArcStone Client-verified
SEO, Content Marketing
Marketing
11-50 Employees
N/A
Minneapolis, MN
N/A
  • 51% increase in organic keywords
  • 1,936.99% increase in organic traffic
  • Domain Rating from 51 to 54
SEO, Content Marketing
Finance
1-10 Employees
N/A
Plano, TX
N/A
  • 155% increase in organic keywords
  • 1,030% increase in organic traffic
  • Domain Rating from 7 to 15
Elite Med Spa Client-verified
Local SEO, SEO, PPC
Med Spa
N/A
N/A
Marion, OH
N/A
  • Organic traffic +160%
  • Paid search leads +31%
  • Paid-generated customers +45%
Local SEO, SEO, PPC
Beauty
N/A
N/A
Miami, FL
N/A
  • Organic traffic +127%
  • Paid search leads +86%
  • Paid-generated customers +52%
  • Owner reports business growing 3X in eight months
Local SEO, SEO
Solar & Renewable Energy
N/A
N/A
Washington, DC
N/A
  • Organic traffic +364%
  • Organic search leads +160%
  • Customers generated +45%
Artec Automotive Client-verified
PPC, Social Media Ads
Auto Repair
N/A
N/A
Belmont, CA
N/A
  • +400% Google Ads ROAS
  • +150% social ads ROAS
  • -17.7% Google Ads cost per conversion
  • Invalid click rate lowered from 10.51% to 7.34%
SEO, PPC, GEO
Travel
N/A
N/A
Miami, FL
N/A
  • +159% organic search sessions and +246% organic conversions
  • -54% Google Ads cost per lead
  • ~148 AI citations and 42 AI-assisted leads
  • 31K Instagram followers with a 9.19% engagement rate
GEO, SEO
Healthcare
N/A
N/A
Beverly Hills, CA
N/A
  • ~182 AI citations across 6 engines, up from ~19 across 3 (~10x in 5 months)
  • 40-49 web leads per month with 100% lead tracking
  • 190 keywords improved and 50 broke into the top 20
Scolaro Law Client-verified
Web Design, SEO
Law Firm
N/A
N/A
Miami, FL
N/A
  • 176% increase in organic traffic in the first month
  • Siloed practice-area architecture to strengthen topical authority
Web Design, Web Development
Government
N/A
N/A
Sacramento, CA
N/A
  • 48% increase in average organic search traffic
  • 20% improvement in page load speed
  • Content restructured around audience journeys
Branding, Web Design
Food & Beverage
N/A
N/A
Sacramento, CA
N/A
  • Complete rebrand with a tiered branding system for every medium
  • Refreshed identity honoring 30+ years in Sacramento
Autodesk Client-verified
Lead Generation, Email Marketing
SaaS
10K+ Employees
N/A
San Francisco, CA
N/A
  • 35 Appointments booked in 4 months
  • 110% KPI achieved
Lead Generation, Email Marketing
Security
201-500 Employees
N/A
Atlanta, GA
N/A
  • 341 Appointments in 8 months
  • $300K+ Closed revenue
Novig Client-verified
GEO, SEO, Content Marketing
Gaming
51-200 Employees
N/A
New York, NY
N/A
  • AI-referred site traffic up 27x in six months
  • AI visibility up from 0% to 21% across 1,500+ tracked prompts
  • Organic traffic up 35x and direct traffic up 10x
  • Went from unranked to the #1 most-cited sportsbook operator domain in AI answers
GEO, Content Marketing
Professional Services
N/A
N/A
Michigan, United States
N/A
  • 90% of inbound leads now come from AI search
  • AI-referred site traffic up 5x in under 2 months
  • AI visibility up about 3x across unbranded prompts
  • Annual engagement paid back in under 2 months; revenue up about 9% in the first 60 days
  • AI-referred leads close at nearly twice the overall win rate
Nichiha Client-verified
Content Marketing, PPC, Branding
Manufacturing
201-500 Employees
N/A
Johns Creek, GA
N/A
  • 451M PR impressions
  • 28.8M paid media impressions
  • 26% increase in paid media conversions
  • 31% increase in deal revenue per contact
  • 23% increase in marketing attributed revenue
Content Marketing, Lead Generation
Manufacturing
N/A
N/A
Atlanta, GA
N/A
  • 265 average leads per month
  • 81,000 page views over a 4-month campaign
  • 1.4M impressions over 4 months
  • 23% increase in marketing attributed revenue
Dave Biehn Marketing Client-verified
PPC, SEO
Marketing
1-10 Employees
N/A
Mercer Island, WA
N/A
  • Agency partnership providing digital strategy and measurement for the consultancy's clients
CRO, SEO
Healthcare
N/A
N/A
Seattle, WA
N/A
  • 70% increase in total traffic
  • 25% decrease in bounce rate
  • 54% more pages viewed per visit
SEO, Local SEO
Education
N/A
N/A
Hoffman Estates, IL
N/A
  • 600%+ increase in organic traffic
  • 120%+ increase in organic leads
  • 10x growth in ranking organic keywords
  • #1 on Google for "roofing school near me" and "roofing exam prep"
  • Top-cited source in Google AI Overviews for "best Illinois roofing school"
SEO, Local SEO
Home Services
N/A
N/A
Aurora, IL
N/A
  • 47x increase in organic traffic
  • 150% increase in organic leads
  • Ranking keywords grew from about 100 to 3,200
  • #1 ranking for "best roofing company in Chicago"
RUX Client-verified
PPC, SEO, GEO
Software Development
11-50 Employees
N/A
St. Petersburg, FL
N/A
  • 5M+ paid ad impressions
  • 105K+ website page views
  • 44% growth in organic traffic
Lead Generation, Email Marketing
Software Development
51-200 Employees
N/A
Hauppauge, NY
N/A
  • More prospect introductions in 8 months than in the prior few years
  • Full sales pipeline from outbound email

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