We detected 1,040 companies using Klaviyo Agency Partner and 42 customers with upcoming renewal in the next 3 months. The most common industry is Advertising Services (43%) and the most common company size is 2-10 employees (58%). We find new customers by discovering URLs with known URL patterns through web crawling or modifications to subprocessor lists.
Note: We track companies listed as an official Klaviyo Partner. We track companies that use Klaviyo here
👥 What types of companies use Klaviyo Agency Partner?
Source: Analysis of Linkedin bios of 1,040 companies that use Klaviyo Agency Partner
I noticed that Klaviyo Agency Partners are overwhelmingly digital marketing agencies and consultancies that specialize in ecommerce growth, particularly for direct-to-consumer brands. These aren't general marketing firms. They build retention systems, manage email and SMS campaigns, design Shopify stores, and run performance marketing campaigns. The majority position themselves as ecommerce specialists who help online brands scale revenue through lifecycle marketing, customer retention, and marketing automation.
These are primarily small to mid-sized agencies. My analysis shows the vast majority have between 2-50 employees, with the sweet spot around 10-20 people. They're established enough to have proven methodologies and client case studies, but still lean and specialized. Very few show any venture funding, suggesting they're bootstrapped service businesses. The larger companies in the dataset (like Accenture or 829 Studios) appear to be outliers, not the norm.
🔧 What other technologies do Klaviyo Agency Partner customers also use?
Source: Analysis of tech stacks from 1,040 companies that use Klaviyo Agency Partner
Commonly Paired Technologies
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Shows how much more likely Klaviyo Agency Partner customers are to use each tool compared to the general population. For example, 287x means customers are 287 times more likely to use that tool.
I noticed that companies using Klaviyo Agency Partner are clearly marketing agencies themselves, not typical software buyers. The presence of HubSpot Solutions Directory at 452x the normal rate is the biggest tell here. These are agencies that have listed themselves as partners in multiple ecosystem directories to attract clients.
The pairing of OpenSend and RB2B alongside Apollo.io Website Visitor Tracker reveals an aggressive lead generation strategy. These agencies are using visitor identification tools to see exactly who's browsing their website, then enriching that data to turn anonymous traffic into sales opportunities. They're practicing what they preach, using sophisticated marketing tactics to acquire their own clients. The high correlation with LinkedIn Ads makes perfect sense too. These agencies are running targeted campaigns to reach potential clients, likely other e-commerce businesses, and then capturing visitor intent data to fuel their outbound sales process.
The full stack reveals these are marketing-led service businesses in growth mode. They're not selling a product, they're selling their expertise in tools like Klaviyo. The LinkedIn Ads investment suggests they're actively spending on client acquisition rather than relying purely on referrals. The visitor tracking tools indicate they're treating their own website as a lead generation engine, not just a portfolio showcase. These appear to be established enough to invest in a proper martech stack but still hungry for growth.
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