Case Studies and Whitepapers Agencies in United States

450 case studies and whitepapers agencies are listed in United States. 397 have been assessed on the Agency List Score as of October 2026; the highest-ranked is On 3 Public Relations at 98.0.

Ranked · 350 of 397 assessed

Ordered by Agency List Score
#1 of 397 assessed
On 3 Public Relations
98

Strategic communications for political campaigns and grassroots advocacy

Case Studies and Whitepapers
#2 of 397 assessed
Allata
98

Analytics and strategy services for inbound lead capture and search visibility

Case Studies and Whitepapers
#3 of 397 assessed
2X
98

SEO and PPC services for inbound lead capture and search visibility

Case Studies and Whitepapers
#4 of 397 assessed
Piper Communications
98

Strategic communications for clean energy and technology sectors

Case Studies and Whitepapers
#5 of 397 assessed
MarketSmiths
98

Copywriting for Humans, Refined by AI for Business

Case Studies and WhitepapersContent Design and InfographicsContent Operations and CMS
#6 of 397 assessed
Zehnder
98

Strategic brand development and digital marketing solutions

Case Studies and Whitepapers
#7 of 397 assessed
Anglin
97

Social and media services for inbound lead capture and search visibility

Case Studies and Whitepapers
#8 of 397 assessed
Hawthorn Creative
97

Marketing solutions for hospitality, real estate, and luxury lifestyle brands

Case Studies and WhitepapersContent Design and InfographicsContent Operations and CMS
#9 of 397 assessed
Stride
97

AI-powered software engineering and legacy modernization services

Case Studies and Whitepapers
#9 of 397 assessed
Ferrero Agency
97

Content marketing and trade publication writing for aerospace and manufacturing

Case Studies and WhitepapersContent Design and InfographicsContent Operations and CMS
#11 of 397 assessed
WriterAccess
97

Human-led content creation with AI-enhanced efficiency

Case Studies and WhitepapersContent Design and InfographicsContent Operations and CMS
#12 of 397 assessed
Switchbox
97

Custom software solutions for complex business challenges

Case Studies and Whitepapers
#13 of 397 assessed
The Jed Mahonis Group
97

Builds mobile apps and custom websites for gig economy platforms

Case Studies and Whitepapers
#14 of 397 assessed
Fiore Communications
97

Strategic marketing with measurable results and creative flair

Case Studies and WhitepapersContent Design and InfographicsContent Operations and CMS
#15 of 397 assessed
Office
97

Building brands through design and strategic connections

Case Studies and Whitepapers
#16 of 397 assessed
No Limit Agency
97

Crafts strategic stories through PR, content, and digital marketing.

Case Studies and WhitepapersContent Design and InfographicsContent Operations and CMS
#16 of 397 assessed
Shine United
97

Creative advertising and digital solutions for bold brands

Case Studies and Whitepapers
#18 of 397 assessed
RSE
97

Creates strategic brand connections through creativity and insights

Case Studies and Whitepapers
#19 of 397 assessed
Codesmithdev
97

SEO and PPC services for inbound lead capture and search visibility

Case Studies and Whitepapers
#20 of 397 assessed
Funnelbox
97

Video and animation production with a purpose-driven approach

Case Studies and WhitepapersContent Strategy
#21 of 397 assessed
MPC Studios
97

Custom web and app development for diverse industries

Case Studies and Whitepapers
#22 of 397 assessed
Made In Tandem
97

Custom software and data strategy for complex business challenges

Case Studies and Whitepapers
#22 of 397 assessed
Codewave
97

Enterprise software modernisation, architecture and DevOps for regulated, large-scale organisations

Case Studies and WhitepapersContent Operations and CMS
#22 of 397 assessed
Broadcast Management Group
97

Live production and consulting with nationwide broadcast support

Case Studies and WhitepapersContent Operations and CMS

Showing the top 96 of 350 ranked agencies.

Also in United States · 100 not ranked here

53 have not yet been assessed on the Agency List Score. Alphabetical.
58 more listed here are not shown on this page.

About this ranking

What this page ranks

This page ranks 350 of the 397 assessed case studies and whitepapers agencies in United States — the ones carrying a published score — out of 450 listed.

The score measures how well an agency documents its own work in public — named clients, quantified outcomes, and whether those outcomes are attributed to the agency rather than described as the client's own results. It does not measure client satisfaction, price, or availability.

Cohorts and awards

Agencies are compared within a cohort — here, Case Studies and Whitepapers in United States. A cohort must be large enough to express the band being awarded: at least 8 assessed agencies for a top 25% award, 20 for top 10%, 40 for top 5%, and 300 for top 1%. This one holds 397, so the strongest award available here is top 1%.

The 53 case studies and whitepapers agencies not yet assessed are listed on this page but not ranked.

A further 47 were assessed and no published evidence of their work was found, so no score is shown for them.

Read the full methodology

Paid placement

Partner agencies can buy a labelled placement block above the ranking on this page. It is always marked as paid and is never mixed into the ranked list.

Placement is paid; it does not affect the ranking, cohort membership, or any agency's score. Ranking position, cohort membership and the score itself are not for sale.

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Questions

How many case studies and whitepapers agencies are in United States?
450 are listed on Agency List in United States. 397 of them have been assessed on the Agency List Score as of October 2026, and 350 of those carry a published score.
Which case studies and whitepapers agency in United States is ranked highest?
On 3 Public Relations, with an Agency List Score of 98.0, ranks #1 of 397 assessed agencies in Case Studies and Whitepapers in United States.
Why are 100 case studies and whitepapers agencies listed here but not ranked?
53 of the 450 listed have not yet been assessed on the Agency List Score. A further 47 were assessed and no published evidence of their work was found, so no score is shown for them. They each have a profile and are listed below the ranking, alphabetically, rather than being hidden or mixed into it.
How is the ranking determined?
By Agency List Score, within the Case Studies and Whitepapers in United States cohort of 397 assessed agencies. The score is computed from evidence published on each agency's own website: named clients, quantified outcomes, and whether the outcome is attributed to the agency. Paid placement does not affect it.