San Francisco, CaliforniaHuman vetted since 2007
Best SEO Agencies Serving San Francisco
Local coverage for SEO agencies in San Francisco is thin, so we've expanded to statewide listings in California. Showing 12 SEO agencies that serve San Francisco clients.
- Verified providers
- 10 verified / 12 listed
- Last updated
- Last updated September 2026
Showing statewide SEO agencies in California.
Ranked listings
Top SEO Agencies serving San Francisco, CA
Ranked by tier and rating. Every listing is human vetted before it appears here.
How we rank
Providers are hand-vetted by our editorial team based on verified client history, domain authority, and AI footprint. Rankings within San Francisco are then ordered by tier, verification status, rating, and review count — never by pay-to-rank.
#1JM
SEO AgenciesVerified
JM Internet Group
JM Internet Group is a San Jose based SEO consulting, coaching and digital marketing education company led by Jason McDonald. The company provides search engine optimization and Google Ads coaching, social media marketing training, one-on-one instruction, corporate training and consulting. Its website also publishes books covering SEO, social media marketing, Google Ads and broader digital marketing topics. Consulting services include website optimization, SEO, Google Ads, social media and digital advertising. JM Internet Group provides free tools and resources alongside paid books, courses and coaching, giving business owners and marketers practical material for learning and applying digital marketing methods. Jason McDonald personally offers one-on-one training and remains active in the company's educational work, with the site publishing current material on SEO, answer engine optimization, Google AI and related search topics. The company also provides corporate and individual training for businesses seeking hands-on instruction.
San Jose, CaliforniaFounded 2008
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#2TH
SEO AgenciesVerified
The Spectrum Group Online
The Spectrum Group Online is a digital marketing agency based in San Jose, California, founded in 2011 by Massimo Paolini and Alyson Harrold. The agency provides SEO, search engine marketing, analytics, paid advertising, content marketing and WordPress services, with its work centered on measuring performance and using data to guide decisions. Spectrum states that clients retain control of their data and accounts rather than being tied to proprietary systems. The agency's process can include audits of web traffic, SEO performance, analytics and paid campaigns before recommendations are made. Its website also describes technical SEO, keyword research, link building, PPC, website redesign, content strategy and analytics work. Alyson Harrold is listed as Co-CEO and Chief Storyteller, while Massimo Paolini contributes to the agency's SEO and digital marketing work. Spectrum also provides SEO education and training for business teams.
San Jose, CaliforniaFounded 2011
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#3PO
SEO AgenciesVerified
Power Digital
Power Digital is a privately held growth marketing agency headquartered in San Diego, California, serving brands and enterprise companies through digital marketing, consulting, data intelligence, creative and technology services. Its service portfolio includes SEO, generative engine optimization, paid media, Amazon, TikTok, paid social, public relations, affiliate and influencer marketing, email and SMS, content marketing, social media and conversion rate optimization. The company also provides marketing measurement, incrementality, marketing mix modeling, data infrastructure and marketing operations services. Power Digital describes its approach as combining strategic consulting, data intelligence, channel expertise and proprietary technology. Its current technology platform includes Omega, an AI operating system that monitors accounts and surfaces approved actions, with Iris providing an intelligence layer. Grayson Lafrenz is listed as Founder and Chairman, while Jeff Mason is CEO. Power Digital maintains offices in San Diego, New York, Atlanta and Medellin.
San Diego, CaliforniaFounded 2012
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#4BU
SEO AgenciesVerified
BuildYourSite.com
BuildYourSite.com is a Sacramento-area web services company founded by Tem Balanco in 1997. The company provides website design, website builder services, digital marketing, hosting and e-commerce tools for small businesses. Its marketing services include SEO, social media marketing, paid search management, sales funnel optimization and Facebook advertising with retargeting. BuildYourSite also provides shared cloud hosting, private cloud servers and e-commerce functions for accepting payments and managing orders and customers. The company's official history says it began with web consulting, SEO and domain services, expanded into hosting, acquired its own data center in 2008 and introduced the BuildYourSite.com brand in 2010. Creative services were added in 2014. The company says it has served more than 12,000 small business customers across all 50 states and seven countries. Tem Balanco is Founder and CEO, while Tony Balanco is Founder and VP.
Sacramento, CaliforniaFounded 1997
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#5CI
SEO AgenciesVerified
City of Trees Tech
City of Trees Tech is a veteran-owned web design and digital marketing agency headquartered in Sacramento, California, founded in 2019 by Drew Buckner. The company builds mobile-first React and Vite websites and provides local SEO, schema markup, Core Web Vitals tuning, conversion-focused copy, website redesigns, analytics and ongoing support. Its services are aimed at California businesses and include work for restaurants and hospitality companies, law firms, real estate agencies, healthcare and dental practices, fitness businesses, home services companies and automotive dealers. City of Trees Tech lists a Sacramento headquarters at 2801 Occidental Dr, Sacramento, California. The company states that custom Sacramento websites start at $3,000, with higher tiers for growth, ecommerce, integrations and custom software. It also provides SEO-safe redesigns, Google Business Profile guidance, title tags, internal linking and Sacramento-focused content structures. Drew Buckner is identified as the founder and a U.S. Navy veteran.
Sacramento, CaliforniaFounded 2019
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#6VI
SEO AgenciesVerified
Victorious
Victorious is a San Francisco search marketing agency founded in 2013 by Michael Transon, who currently serves as Founder and CEO. The agency specializes in search engine optimization and answer engine optimization for brands seeking visibility across conventional search engines and AI-assisted search systems. Current services include technical SEO audits, on-page optimization, content strategy, internal linking, schema markup, link building, SEO migrations, multi-location SEO, entity development and website maintenance. Victorious states that it integrates AEO into its core SEO methodology rather than selling it as an isolated program. The company reports serving more than 1,050 clients and managing more than 15.3 billion aggregate search impressions across campaigns. Its published client history includes Salesforce, SoFi and GE Digital. Victorious has received five Search Agency of the Year awards across industry programs and publishes original research on brand visibility across traditional and AI-powered search. Transon founded the company in 2013 as a solo consulting practice before expanding it into a distributed search-specialist team. Victorious lists its headquarters at 548 Market Street, #41895, San Francisco, California 94104.
San Francisco, CaliforniaFounded 2013
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#7IG
SEO AgenciesVerified
Ignite Visibility
Ignite Visibility is a digital marketing agency founded in San Diego in 2013 by John Lincoln and Krish Coughran. The company serves businesses ranging from single-location organizations to multi-location, franchise, ecommerce, B2B and enterprise brands. Its services include SEO, enterprise SEO, local SEO, generative engine optimization, digital PR, content marketing, PPC, paid social, email and SMS marketing, lifecycle marketing, website development, conversion rate optimization, analytics and social media management. Ignite says it has served more than 2,500 brands since 2013 and has teams in San Diego and Orlando, with clients and employees around the world. The company also reports managing marketing for 50,000-plus franchise locations and serving more than 400 multi-location brands. Its proprietary technology includes RevIntel, which connects marketing performance with booked jobs and revenue for applicable programs. John Lincoln is a co-founder and executive chairman.
San Diego, CaliforniaFounded 2013
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#8
SEO AgenciesVerified
Coalition Technologies
Coalition Technologies is a family-owned digital marketing agency founded in 2009 by Joel Gross (CEO) and co-founded by his brother Jordan Brannon (President), headquartered at 515 S Flower St in downtown Los Angeles. The agency employs over 250 specialists across Los Angeles, Seattle, India, the Philippines, and Europe, providing SEO, AI search optimization, PPC, web design, email marketing, and conversion rate optimization for e-commerce and lead generation businesses.
Los Angeles, CaliforniaFounded 2009
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#9SE
SEO AgenciesVerified
Sequoia GEO
Sequoia GEO is a Fresno marketing agency launched in 2025 by former HVAC operator Aaron Husak, offering local SEO and Google Business Profile management for home service contractors.
Fresno, CaliforniaFounded 2025
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#10HY
SEO Agencies
HyperBoost USA
HyperBoost USA is a Fresno local SEO and web design studio founded in 2019, building conversion-focused websites for first-time entrepreneurs and small businesses.
Fresno, CaliforniaFounded 2019
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#11SO
SEO AgenciesVerified
Softception
Softception is a Fresno full-funnel growth marketing agency led by founder Ahmad Khan, using AI-driven strategies for SEO, paid media and analytics across SaaS and eCommerce clients.
Fresno, California
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#12ST
SEO Agencies
Storm Brain
Carlsbad, California creative agency delivering integrated branding, web design and development, content, and data-driven marketing. Storm Brain serves clients across the SEO/digital-marketing tree from Southern California.
Carlsbad, California
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Frequently asked
About SEO Agencies serving San Francisco
What is the top-rated SEO Agencies serving San Francisco?
JM Internet Group currently holds the #1 rank on DirJournal's SEO Agencies listing for San Francisco, California. Rankings are recalculated as providers earn verification, publish pricing tiers, and accumulate reviews. See the ranked grid above for the full top 12.
How much do SEO agencies typically cost in San Francisco?
Most SEO agencies publish pricing tiers on their DirJournal profile. Click any provider above to see their tiers, starting rate, and typical engagement size. Where pricing isn't listed, request a quote directly through the provider's contact link.
How does DirJournal rank SEO agencies for San Francisco?
Providers are hand-vetted by our editorial team, then ranked by verification status, tier, rating, and review count. Only published listings appear. Location matching for the San Francisco page runs city-first, expanding to statewide (California) or nationwide only when local coverage is thin — this is clearly disclosed on the page when it happens.
Are these SEO agencies physically located in San Francisco?
No. Because we don't yet index enough SEO agencies inside San Francisco specifically, this page falls back to statewide coverage across California. Every provider listed serves San Francisco clients but may be headquartered elsewhere in the state.
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