Best SaaS Content Marketing Agencies (2026) – Ranked by Case Studies
GatherContent Client-verified
- 867% growth in organic blog sessions
- 62% growth in leads from blog content
- 2,814 rankings on page 1 of Google
Smartling Client-verified
- $3.7M in qualified pipeline from organic search
- 31,250% increase in blog conversions
- 130x sitewide conversions
- 12.8x ROI on organic search program
- 118% boost in organic blog traffic
Lokalise Client-verified
- 280% growth in organic blog traffic
Inspirus Client-verified
- 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
iOFFICE Client-verified
- Website leads +44.72%
- Marketing-to-sales qualified leads +83%
- Organic website traffic +33.54%
- New customer acquisition +66%
ClearlyRated Client-verified
- Blog traffic roughly tripled from Jul 2025 to Mar 2026
- AI Overview keyword coverage +88% in 5 months
- ChatGPT referrals up 6x
- #1 AI search visibility in AEC, Accounting and Staffing
- Blog clicks +131% quarter over quarter
- Qualified demo bookings grew from 20 to 745
- Cost per lead cut from $357 to $106
- PPC conversion rate rose from 44% to 52%
- Comparison landing pages converting at 2.5%
- LLM traffic +3,650% (about 20 to 750 monthly sessions)
- 98 leads generated from LLM traffic in 6 months
- Pages cited in LLMs grew from 3 to 55+
- Monthly leads from 5-6 to 24 (+300%)
AstrumU Client-verified
- Delivered strategy & messaging, brand identity, web design and motion design
- Website earned an Awwwards Honorable Mention
- Delivered strategy & messaging and brand identity
- Scaleup at $17M ARR
- Delivered brand identity, strategy & messaging, motion design and web design
DonorSearch Client-verified
- 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
- Organic traffic up 300% since 2021
- Leads from organic and referral channels up 60%
- 96 of their most important keywords on page one of Google
- 148 average registrants per webinar
- 39.4% average attendance rate
- 96 attendees at the highest-attended webinar
- 107% Increase in Traffic Value
- 152% Organic Traffic Increase to the Blog
- 422% Increase in Clicks to Siege Media-Created Content
- 352% Increase in Links
- +12 Point Domain Rating Increase
- 1,525% Increase in Organic Traffic
- 926% Increase in Organic Traffic Value to Owner.com
- 63% Increase in Links to Owner.com
- $25K Increase in Organic Traffic Value to the Blog
- 100+ video viewer conversions in one quarter
- 93% increase in average time on site
- 309% increase in unique video page views
- 733 infographic downloads
- 26% goal completion rate
- 34% conversions generated from graphic
- Became the #5 top landing page on site
- 102% increase in time on site
- 80% decrease in customer acquisition costs
- 25% increase in pages per session
- 1000+ eBook downloads
- 36 Million Impressions
- 98.6% Increase in Organic Traffic
- 2,388 Increase in Keyword Positions
- 1900% Increase in Organic Traffic
- 1,624 Increase in Google Ranking Positions
- 121 New Keywords Ranking
- 3.5M+ Surge in Impressions
- 266.7% Increase in Page-One Keywords
- 181% Jump in Demo Leads
- Average cost per conversion on Google Ads down $250
- Average cost per click down $11
- MQL conversion rate nearly doubled
- $1.6M in closed revenue
- 363% increase in sales leads
- 50% YoY traffic growth
- 90% lead increase
- 154% page visit increase
- 91% increase in contacts from Q1 to Q2
- 2750% increase in YoY MQLs
- 268% increase in YoY blog traffic
- 64% increase in organic conversions in one quarter
- 229% increase in organic new users from blog strategy YoY
- 121% increase in organic leads from conversion strategy YoY
- 105% increase in organic new users from entire content strategy YoY
- 175% increase in keyword rankings in top 3 spots YoY
- 4.3 million impressions increase from Q3 to Q4
- 20% increase in new organic users to the site
- 306% Increase in Organic Sessions
- 285% Increase in New Monthly Users
- Definitional Keyword Moved From 100+ to #2
- 216% Increase in Total Ranking Keywords
- 394% Increase in Keywords in Top 10
- 177% Increase in Organic Traffic YoY
- 78% Increase in Total Ranking Keywords
- 18% Domain Traffic Growth
- 23% Increase in Impressions YoY
- 2.45M estimated views of acquisition coverage
- 36 syndicated articles featuring the announcement
- 100 press release link clicks
- Tier 1 media attention for a social analytics company
- 47 press hits in publications with an average domain authority of 62
- 794M total media impressions
- 21 backlinks
- 7 Forbes bylines and expert panel articles
- 3.4M+ Impressions in a Single Quarter
- 103.5% Increase in LinkedIn Engagement Rate
- 8.7% Average Engagement Rate
- 21% Increase in Sales Qualified Leads
- 46% Improved Conversion Rate
- 30% Improved CTR
- 4% Increase in Organic Sessions MoM
- 879% Increase in Organic Traffic
- 69% Increase in Sign Up Rate
- 3x Increase in Keyword Rankings
- Organic sessions up 1,700% in 90 days
- Ranking position improved 40% in 90 days
- Organic impressions doubled in three months
- Organic traffic up 25%
- Lead generation up 16%
- Clicks up 1,000% and impressions up 625% in one year
- 78% Decrease in CPC
- 59% Decrease in CPA
- 182% Increase in Conversions
- 87% Increase in Traffic
- 33% Decrease in CPA
- 47% Increase in Conversion Rate
- Shareable data-driven visual content library
- Content picked up by Inc., Forbes, CMO.com and Business Insider
- 1,500 new ranking keywords
- 100+ new keywords in positions 4-10
- 50+ new keywords in positions 1-3
- 45X increase in organic search traffic
- 1,250+ website leads generated
- 270% increase in website traffic
- 176% increase in revenue
- 35% increase in marketing qualified leads
- 67% increase in sales qualified leads
- Successful acquisition
- 2x-3x increase in email open rates
- 3x-20x increase in email engagement rates
- +6,207% Increase in Keyword Rankings
- 28% Increase in Domain Authority
- Explainer video for project and service management software
- 0:59 video
- Explainer video for an AI ecommerce search product
- 0:29 video
- 48.4% increase in new users
- 55.54% increase in sessions
- 34.52% increase in engaged sessions
- 106.25% increase in direct
- 70.18% increase in event count
- 186% Increase in YoY Conversions
- 123% Average Annual Growth in SEM Leads
- 54% Decrease in the Average Cost Per Conversion
- 54% increase in search interest
- 150% higher CTR than benchmarks (some publishers)
- 17% brand awareness increase among video viewers
- 22% revenue growth YoY
- Launch plan developed in 6 weeks
- 199% Increase in Total Opportunities Won Value
- 318% Increase in Subscription Opps Won Value
- $1.5M+ Total Opportunities Closed
- 67% Increase in Average Organic Traffic (US)
- 234% Increase in Ranking Keywords (US)
- 212% Increase in Keywords Ranking Positions 1-3 (US)
- Social media marketing for an AI platform
- Content creation and newsletter design
- HubSpot management, analytics and reporting
- Monthly SEO and content retainer
- Keyword research and documented style guide
- On-page optimization
- Monthly strategy calls
- AI-matching interview platform serving 3+ user types
- Full marketing suite: pitch deck, Webflow website and demo videos
- Product and marketing pivoted toward fast-growing small and mid-sized businesses
- 41+ deliverables completed
- Four ebooks, webinar ads and illustrations produced
- Output increased while keeping fast turnarounds
- New marketing website delivered on time
- Digital strategy, SEO and branding support
- Total Impressions 24M
- Engagements 1.8M
- Branded Impressions 7.3M
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