Best SEO Agencies for Medium Business (2026) – Ranked by Case Studies

Rocket Clicks Visit Website →

Sterling Lawyers (Local Search 2026) Client-verified

Local SEO, SEO

Law Firm

51-200 Employees

N/A

Menomonee Falls, WI

N/A

+46 points map visibility for "milwaukee family lawyers"
+100 points map visibility for "st charles divorce lawyers"
+51 points map visibility for "family lawyers" in Plainfield
Top 3 in St. Charles held for 12 straight weeks

Sterling Lawyers (AI Visibility) Client-verified

SEO, GEO, Content Marketing

Law Firm

51-200 Employees

N/A

Menomonee Falls, WI

N/A

8.19M monthly AI audience
496 pages cited by AI models
34.9K monthly organic sessions
28.1K ranking keywords
52.8K backlinks earned

Sterling Lawyers (Paid Search & SEO) Client-verified

PPC, SEO, Local SEO

Law Firm

51-200 Employees

N/A

Menomonee Falls, WI

N/A

1,233% return on marketing spend since 2014

Bop Design Visit Website →

IVEMSA Client-verified

Web Design, SEO, Content Marketing

Manufacturing

51-200 Employees

N/A

Mexicali, Mexico

N/A

17% increase in leads
25 leads per month average
46% increase in website sessions
30% increase in organic search visits
10-12 gated content downloads per month

Perr&Knight Client-verified

Web Design, Web Development, SEO

Insurance

51-200 Employees

N/A

Boca Raton, FL

N/A

168% increase in contact form submissions
193% increase in consultation requests on the website
84% Growth in organic search traffic
125% increase in sessions
150% increase in rise in direct traffic

Liongard

Web Design, SEO

SaaS

51-200 Employees

N/A

Houston, TX

N/A

216.70% increase in users
197.97% increase in sessions
120.28% increase in pageviews
48.58% increase in organic search
128.47% increase in referral traffic

Cannonball Digital Visit Website →

Bierschbach Equipment & Supply Client-verified

PPC, SEO

Heavy Equipment

51-200 Employees

N/A

Sioux Falls, SD

N/A

Website phone calls +143% during the campaign
Application clicks +107%
Careers page traffic +63%
650 clicks from Google Demand Gen ads, 13% lead conversion rate
3 positions filled

Landscape Garden Center Client-verified

PPC, SEO, Email Marketing

Landscaping

51-200 Employees

N/A

Sioux Falls, SD

N/A

Google Map visibility +100% (average rank from #5 to #2)
116 locally ranked keywords, 35 in the #1 position
Website sessions from Google Ads +57% year over year
Project request form submissions +23%
Brand searches +13% and overall search visibility +34%

RYNO Strategic Solutions Visit Website →

Blind & Sons, Inc. Client-verified

SEO, PPC

Home Services

51-200 Employees

N/A

Barberton, OH

N/A

54% increase in leads from SEO
252% increase in leads from PPC
194% total lead increase from digital marketing

Penguin Air, Plumbing & Electrical Client-verified

Web Design, SEO, PPC

Home Services

51-200 Employees

N/A

Phoenix, AZ

N/A

Grew from a $13M business to $30M (2020 to 2023)
$34M+ revenue generated from digital marketing in four years
Digital marketing accounted for 50%+ of company revenue over four years

Nexus Marketing Agency Visit Website →

DonorSearch Client-verified

SEO, Content Marketing

SaaS

51-200 Employees

N/A

Marriottsville, MD

N/A

10x revenue growth in the organic lead generation channel
Organic search visibility up 676.5% and traffic up 801%
82 valuable keywords on page one, 70 of them in positions 1-3
Warm leads improved 4x after the first phase

Fíonta Client-verified

SEO, Content Marketing

IT Services

51-200 Employees

N/A

Washington, DC

N/A

Qualified organic search leads up 100%+ year over year

Jumpfactor - MSP Marketing Visit Website →

CalTech Client-verified

SEO, Lead Generation, Web Design

MSP

51-200 Employees

N/A

San Angelo, TX

N/A

$4.3M in new revenue
$78,000 in new MRR
Inbound leads grew from 0-2 to 23+ qualified per month

Prototype:IT

SEO, Lead Generation, Web Design

MSP

51-200 Employees

N/A

Lewisville, TX

N/A

$4.8M in new lifetime revenue
Cost per lead under $1,200
$12K/month PE-backed client closed
Became the primary lead generation engine in 2024

FTI Services

SEO, Lead Generation, Web Design

MSP

51-200 Employees

N/A

Goleta, CA

N/A

$3.7M+ in lifetime revenue closed
$1M+ billed directly from Jumpfactor leads
1,300x increase in search visibility
$13,000 MRR deal closed

Omniscient Digital Visit Website →

AppSumo Client-verified

Content Marketing, SEO, Link Building

Ecommerce

51-200 Employees

N/A

Austin, TX

N/A

843% growth in organic traffic
340% growth in revenue from organic traffic
10x blog traffic

Teambridge

SEO, Content Marketing

SaaS

51-200 Employees

N/A

San Francisco, CA

N/A

$400,000 in qualified pipeline
385% increase in monthly organic conversions
128% growth in top 20 keyword rankings
89% increase in monthly search impressions
41% increase in monthly search clicks

Convert

GEO, SEO, Content Marketing

SaaS

51-200 Employees

N/A

Covina, CA

N/A

81% increase in LLM visibility
140% increase in AI citation share

Forthea Digital Marketing Visit Website →

Paul Davis Client-verified

PPC, SEO, GEO

Home Services

51-200 Employees

N/A

Jacksonville, FL

N/A

731% ROI from digital marketing
Franchise locations see a 3x to 7x return on investment
Milwaukee location: 1 to 61 AI Overview appearances and 59% more calls

Zadok Master Jewelers

SEO, Local SEO, PPC

Retail

51-200 Employees

N/A

Houston, TX

N/A

79% increase in year-over-year phone calls
77% increase in page-1 keyword rankings
42 keywords resulting in local map listings

LOCALiQ Visit Website →

Dean McGee Eye Institute Client-verified

Web Design, Social Media Ads, SEO

Healthcare

51-200 Employees

N/A

Oklahoma City, OK

N/A

245% increase in Instagram followers
3X higher search ad CTR than industry average
46% increase in blog page views

TouchSource

PPC, Social Media Ads, SEO

Technology

51-200 Employees

N/A

Lafayette, CO

N/A

50 Contacts in 2 Months
96% Reduction in Cost Per Lead
7K Clicks on Facebook Ads in 2 Months

ITVibes, Inc Visit Website →

The Loken Group Client-verified

Web Design, SEO, Web Development

Real Estate

51-200 Employees

N/A

Houston, TX

N/A

6.8% More Clicks
105% More Views
45% More Impressions

Osaka Gas USA

Web Design, SEO, Web Development

Energy

51-200 Employees

N/A

Houston, TX

N/A

44.07% More Traffic
17K new users
52.28% More Searches

Law Quill Visit Website →

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

Socialfix Media Visit Website →

KT Tape Client-verified

Social Media Ads, Content Marketing, SEO

Sporting Goods

51-200 Employees

N/A

American Fork, UT

N/A

Social media following growth for a kinesiology tape brand
Live streaming and brand partnerships
Video production

Kuno Creative Visit Website →

Inspirus Client-verified

SEO, Content Marketing

SaaS

51-200 Employees

N/A

Fort Worth, TX

N/A

Organic sessions up 18x in 12 months (about 1,200 to 22,866 per month)
First-page keywords from 86 to nearly 2,000, with 773 in the top three
SERP features from 24 to 1,542 (+6,325%)
183 new organic contacts and 16 organic-only opportunities
17% of all new logo opportunities

WiT Group Visit Website →

Search Solution Group Client-verified

SEO, Web Design, Lead Generation

Professional Services

51-200 Employees

N/A

Charlotte, NC

N/A

+40% inbound leads by Q1 2023
+50% organic search traffic over six months
+35% click-through rate after moving to responsive search ads

New Perspective Marketing Visit Website →

Carbon Clean Client-verified

Branding, SEO, Lead Generation

Environmental Services

51-200 Employees

N/A

London, United Kingdom

N/A

$113M+ pipeline value created in the first year from online sources
+400% organic traffic over 6 months
+162% lead generation YoY
Millions added to pipeline within 60 days

Idea Grove Visit Website →

Krista Software Client-verified

Content Marketing, SEO

51-200 Employees

N/A

Dallas, TX

N/A

43 media placements including Forbes and Fortune
37 inbound links to the survey report
Domain rating increase within the first 30 days

Fu Dog Media Visit Website →

Ultra Select Medical Client-verified

PPC, SEO

Medical Device

51-200 Employees

N/A

North Charleston, SC

N/A

Revenue grew from $2M to nearly $10M per year
Return grew from 2-3x to 6-7x per quarter

Opace Digital Agency Visit Website →

Wrights Plastics Client-verified

Web Development, Web Design, SEO

Manufacturing

51-200 Employees

N/A

West Bromwich, United Kingdom

N/A

Magento website rebuilt after company acquisition
Client reports revenue moving back up

scandiweb Visit Website →

Felco Client-verified

PPC, SEO, GEO

Manufacturing

51-200 Employees

N/A

Les Geneveys-sur-Coffrane, Switzerland

N/A

Doubling DTC Revenue for a 75-Year-Old Swiss Tool Brand in 6 Months
Discover how scandiweb helped FELCO grow DTC revenue by 108% in 6 months through integrated PPC, SEO, AEO, email, and CX campaign

Digital Neighbor - SEO Agency Visit Website →

Decks & Docks Lumber Company Client-verified

PPC, SEO

Construction

51-200 Employees

N/A

Clearwater, FL

N/A

Google Ads impressions up 2,176% to 2.16M, 2021 to 2022
Ad clicks up 78%, to 15,225
Ad conversions up 120%, to 2,393
Cost per acquisition down 39% and cost per click down 25%
Earlier SEO work drove 658% more website traffic

Petra Labs Visit Website →

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