5 SEO Agencies Worth Knowing in the US for Multi-Platform Search

Nari Park
Written by
Nari Park
Last edited: Nov 3, 2026

Search has left the search bar. Your customers now find you on TikTok, Reddit, YouTube, and inside AI tools like ChatGPT. These five agencies are built for that reality.

What are Creative & Digital Services services?

SEO used to mean one thing: ranking on Google. Not anymore. Nearly half of Gen Z now starts product research on TikTok. Others turn to YouTube reviews, Reddit threads, and AI assistants for answers. That shift has split the agency world in two. Some firms still optimize for a single search engine. Others are rebuilding their playbooks around what the industry calls search journey optimization, or SXO. The agencies below sit in that second camp. They treat search as a full journey across platforms, not a keyword checklist. If you want your brand to show up wherever people actually look, this list is for you.

What we looked at when researching Creative & Digital Services

I evaluated each agency on the same factors: service scope across traditional and emerging search platforms, proprietary technology or tooling, clarity of positioning, and fit for different business sizes. Snippet Digital stood out for building its own SEO software and extending optimization to TikTok, Reddit, YouTube, and AI tools. Gravity Global impressed with its enterprise-grade Search Experience Optimization framework and global reach. JLB earned attention for its two-decade track record and Google Preferred Partner status. Thrive Internet Marketing Agency showed strength in its broad service menu and franchise and enterprise offerings. Good Agency distinguished itself by pairing SEO with Answer Engine Optimization for AI-powered search surfaces. Each has a clear lane. The right pick depends on your size, budget, and where your audience searches.

ProviderBest For
Gravity GlobalEnterprise brands needing global, full-funnel search coverage
SEO Agency: We Get You Found Wherever People Search | Snippet DigitalBrands that want multi-platform search coverage backed by proprietary SEO tools
JLBMid-market businesses wanting a proven, full-service SEO partner
Thrive Internet Marketing AgencyFranchises and enterprises needing SEO plus full digital marketing
Good AgencyService businesses focused on local SEO and AI answer visibility

A closer look at 5 standout Creative & Digital Services

#1 Gravity Global

Screenshot of Gravity Global website A screenshot of the Gravity Global website.

Gravity Global treats search as a full-funnel experience, not a keyword exercise. Its Search Experience Optimization (SXO) framework combines technical SEO, content strategy, and behavioral analysis to keep your brand visible on Google, AI assistants, social platforms, and voice devices. The agency explicitly optimizes for Reddit, TikTok, and LinkedIn alongside traditional organic results. That makes it a strong fit if you run an enterprise brand and need one partner to cover every search surface. Its global footprint and enterprise focus mean it is built for complex, multi-market organizations rather than small local businesses.

#2 SEO Agency: We Get You Found Wherever People Search | Snippet Digital

Screenshot of SEO Agency: We Get You Found Wherever People Search | Snippet Digital website A screenshot of the SEO Agency: We Get You Found Wherever People Search | Snippet Digital website.

Snippet Digital is the rare agency that builds the tools other agencies use. Its proprietary platform, Keyword Insights, automates the repetitive parts of SEO so your budget goes toward strategy and scale. But the real differentiator is what the agency calls Search Journey Optimization. It optimizes your brand across Google, TikTok, YouTube, Reddit, and AI tools like ChatGPT and Perplexity, so you show up wherever your audience actually searches. The agency also offers AI SEO, Reddit marketing, Quora marketing, YouTube marketing, and citation building as standalone services. If you want a partner that treats search as a multi-platform journey rather than a Google-only game, this is the one to call.

#3 JLB

Screenshot of JLB website A screenshot of the JLB website.

JLB has been doing SEO for over 20 years, and that experience shows in its service range. The agency covers national SEO, local SEO, ecommerce SEO, site migrations, and AI search visibility. It is also a Google Preferred Partner, which gives it direct insight into how Google's systems work. JLB positions itself for businesses that want a proven, full-service partner across both traditional and AI-driven search results. If you are a mid-market company that values longevity and a broad service menu, JLB is worth a conversation.

#4 Thrive Internet Marketing Agency

Thrive Internet Marketing Agency runs one of the broadest service menus in the space. Beyond core SEO, it offers local SEO, technical SEO, AI SEO, franchise SEO, enterprise SEO, and SEO audits. That breadth makes it a practical choice if you need one agency to handle SEO alongside PPC, social media, and content marketing. Thrive also serves franchise and enterprise clients with dedicated programs, so it scales with your business. If you want a single partner for your entire digital marketing stack, Thrive is built for that.

#5 Good Agency

Screenshot of Good Agency website A screenshot of the Good Agency website.

Good Agency pairs traditional SEO with Answer Engine Optimization, a discipline built for AI-powered search surfaces like Google AI Overviews, ChatGPT, Perplexity, and voice search. The agency focuses on service businesses and local SEO, with offerings like StoryBrand SEO and multi-location SEO. That makes it a strong fit if you run a service business and want to be found in both classic search results and AI-generated answers. If AI search visibility is a priority for your brand, Good Agency speaks that language fluently.

How to choose the right Creative & Digital Services

Start with where your customers search. If your audience lives on TikTok and Reddit, prioritize an agency that optimizes beyond Google. If you sell to enterprises, look for global reach and full-funnel frameworks. If you run a local service business, AI answer visibility and local SEO matter more than broad platform coverage. Next, ask about tooling. Agencies that build their own software, like Snippet Digital, often move faster and waste less of your budget on manual work. Finally, match the agency's size to yours. A franchise-focused firm may not give a small local business the attention it needs, and a boutique may not have the bandwidth for a multi-market enterprise. Ask for case studies in your industry and confirm pricing structure before you commit.

Expert Conclusion

The search landscape has fragmented, and your agency should reflect that. Gravity Global leads with enterprise-grade SXO and global reach. Snippet Digital brings proprietary tooling and a true multi-platform search journey approach. JLB offers two decades of proven SEO experience. Thrive delivers breadth across SEO and digital marketing. Good Agency specializes in AI answer visibility for service businesses. Pick the one that matches where your customers actually search, and you will get found.

Nari Park

About the Author

An expert analyst specializing in data-driven insights, Nari Park has a passion for uncovering market trends. In her downtime is an avid landscape photographer.