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Agency Review Guide

United States · UX/UI

UX/UI agencies in United States

10 published agencies currently meet the research standard for this page. Each entry below states what it is best suited for and what evidence supports that.

Last researched: not yet publishedReviewed by: Agency Review Guide editorial teamIndexable

The short answer

Product and interface design grounded in research, testing and accessibility.

The agencies below have enough source-backed evidence to be compared meaningfully. Use the comparison table for a scan, then read the profiles for the evidence behind each claim.

Agencies

Filter and sort the full directory for wider results.

Quick comparison of agencies on this page
AgencyBest suited forMin. projectTeam sizeEvidence
InstrumentLarge, well-resourced enterprise and consumer brands seeking an integrated brand, product and marketing agency for major campaigns, digital products and websites, given its published client roster of Nike, Google, Netflix, Spotify, Microsoft and similar global companies.—350+limited
HugeEstablished brands needing a design and technology partner for brand strategy, digital products, commerce, marketing and customer experience at enterprise scale.——limited
People PeopleFood and beverage, hospitality, wellness and nonprofit organisations wanting a small senior design studio, for anything from a full brand and website to a single packaging or logo project.——agency provided
R/GABrands seeking a global creative company for brand design, product and experience design, CRM, and campaign and content work.——limited
ClayEnterprise and consumer brands seeking a digital partner for branding, UX/UI, websites and AI-driven digital products.——limited
CompositeNot yet documented——agency provided
ConversionTeamNot yet documented——limited
Jinx! AgencyNot yet documented——agency provided
OnFlowNot yet documented——agency provided
SpeeroNot yet documented——agency provided
  • Instrument

    Portland, United States

    ListedLimited public evidence

    Independent digital brand and experience agency headquartered in Portland, Oregon.

    • UX/UI
    • Web Design
    • Branding
    Min. project
    Not recorded
    Hourly rate
    Not recorded
    Team size
    350+
    Verified reviews
    No verified reviews yet

    Compiled from public information. The agency has not claimed this profile. Last verified September 9, 2026.

  • Huge

    Brooklyn, United States

    ListedLimited public evidence

    Digital experience and design agency headquartered in Brooklyn, New York, working on products, platforms and brand experiences.

    • UX/UI
    • Web Design
    • Brand Strategy
    Min. project
    Not recorded
    Hourly rate
    Not recorded
    Team size
    Not recorded
    Verified reviews
    No verified reviews yet

    Compiled from public information. The agency has not claimed this profile. Last verified September 7, 2026.

  • People People

    Seattle, United States

    ListedPrimarily agency-provided

    People People is a Seattle branding and website agency with a studio in Capitol Hill and an annex in Bend, Oregon. It works on brand strategy, visual design and web development.

    • UX/UI
    • Web Design
    • Branding
    • Brand Strategy
    Min. project
    Not recorded
    Hourly rate
    Not recorded
    Team size
    Not recorded
    Verified reviews
    No verified reviews yet

    Compiled from public information. The agency has not claimed this profile.

  • R/GA

    New York, United States

    ListedLimited public evidence

    Design and consulting firm working across brand, product and marketing, headquartered in New York.

    • UX/UI
    • Web Design
    • Brand Strategy
    Min. project
    Not recorded
    Hourly rate
    Not recorded
    Team size
    Not recorded
    Verified reviews
    No verified reviews yet

    Compiled from public information. The agency has not claimed this profile. Last verified September 7, 2026.

  • Clay

    San Francisco, United States

    ListedLimited public evidence

    Branding and UX design agency headquartered in San Francisco, building digital products, websites and brand identities.

    • UX/UI
    • Web Design
    • Branding
    Min. project
    Not recorded
    Hourly rate
    Not recorded
    Team size
    Not recorded
    Verified reviews
    No verified reviews yet

    Compiled from public information. The agency has not claimed this profile. Last verified September 9, 2026.

  • Composite

    New York, United States

    ListedPrimarily agency-provided

    A New York web design and development agency specialising in UX design and Webflow for scaling tech companies.

    • UX/UI
    • Webflow
    Min. project
    Not recorded
    Hourly rate
    Not recorded
    Team size
    Not recorded
    Verified reviews
    No verified reviews yet

    Compiled from public information. The agency has not claimed this profile. Last verified October 15, 2026.

  • ConversionTeam

    Denver, United States

    ListedLimited public evidence

    Conversion rate optimisation agency providing strategy, design, development and analytics for ecommerce brands.

    • UX/UI
    • Ecommerce Marketing
    • Conversion Optimization
    Min. project
    Not recorded
    Hourly rate
    Not recorded
    Team size
    Not recorded
    Verified reviews
    No verified reviews yet

    Compiled from public information. The agency has not claimed this profile. Last verified September 16, 2026.

  • Jinx! Agency

    Columbus, United States

    ListedPrimarily agency-provided

    An independent Columbus agency focused on branding, design, UX and marketing, working as an extension of client teams.

    • UX/UI
    • Digital Marketing
    • Branding
    • Brand Strategy
    Min. project
    Not recorded
    Hourly rate
    Not recorded
    Team size
    Not recorded
    Verified reviews
    No verified reviews yet

    Compiled from public information. The agency has not claimed this profile. Last verified September 28, 2026.

  • OnFlow

    Austin, United States

    ListedPrimarily agency-provided

    OnFlow is a Texas-based Webflow website development studio that designs and builds custom marketing websites for purpose-driven businesses. The team combines creative direction with Webflow development and has delivered dozens of client sites.

    • UX/UI
    • Web Design
    • Webflow
    Min. project
    Not recorded
    Hourly rate
    Not recorded
    Team size
    Not recorded
    Verified reviews
    No verified reviews yet

    Compiled from public information. The agency has not claimed this profile. Last verified September 14, 2026.

  • Speero

    Austin, United States

    ListedPrimarily agency-provided

    An Austin conversion rate optimisation agency using experimentation and user research.

    • UX/UI
    • Digital Marketing
    • Conversion Optimization
    Min. project
    Not recorded
    Hourly rate
    Not recorded
    Team size
    Not recorded
    Verified reviews
    No verified reviews yet

    Compiled from public information. The agency has not claimed this profile. Last verified October 13, 2026.

How these agencies were evaluated

  • 25Demonstrated results and case-study evidenceDocumented outcomes with a verifiable source. Claims without an attached source receive no points.
  • 20Verified review quality, quantity and recencyOnly reviews that pass identity verification and are published on this site count toward this component.
  • 15Depth of specialty expertiseEvidence of sustained, senior-level work in the specialty rather than a services page listing it.
  • 15Portfolio relevance and qualityRelevance of published work to the buyer segment the page addresses.
  • 10Client and industry fitConsistency of client size, sector and engagement model with the stated best-fit buyer.
  • 10Team expertise and leadershipNamed practitioners, tenure and the seniority actually attached to client work.
  • 5Transparency and information freshnessPublic pricing signals, verifiable facts and how recently information was confirmed.

Read the full methodology, including evidence-confidence levels and methodology versioning.

Typical pricing

We publish pricing ranges only where an agency has disclosed them or a source documents them. Where a minimum project size or hourly range is missing on this page, it means we have not confirmed it — not that the agency is inexpensive or expensive.

How to choose an agency in this market

Start from the decision you are actually making: the stage of your business, the outcome you need in the next twelve months, and the internal team that will own the work afterwards. Specialty depth matters more than agency size for most buyers.

Ask every shortlisted agency for two references in your sector, the names of the people who will do the work, and one example where the engagement did not go to plan. Compare the answers against the evidence recorded on their profile here.

Market-specific considerations

Contracting norms, currency, tax treatment and time-zone overlap all change the real cost of an engagement. Where a market-specific factor is documented for an agency, it appears on that agency's profile with a source attached.

Frequently asked questions

Why are some pages empty?
Because we do not fabricate directory content. A page is populated only when agencies have completed research with attached sources.
Does verification mean an agency is recommended?
No. Verification describes what we confirmed — identity, claim ownership or reviewer identity. It is separate from editorial score and evidence confidence.
Can an agency pay to appear here?
No. Sponsorships are labelled and separated from editorial results, and cannot change a score, a ranking or a review.

Sources and methodology

Every factual claim on an agency profile carries a source URL, a source type, a verification status and a last-verified date. Sources for the agencies above are listed on each profile.