A 4-step playbook to source web and marketing agencies, scrape contact data, and turn revenue-share partnerships into a steady signup channel for SaaS apps.
Spreeflo Team
Author
For many SaaS apps, acquiring new users can feel like an uphill battle. Even the most innovative apps can struggle to get noticed in the crowded SaaS market. One growth strategy that's often overlooked—but highly effective—is referral partnerships with marketing agencies or web development agencies.
Referral partnerships work because they tap into social proof. When an agency recommends your app to its clients, those clients are more likely to trust and adopt it. People tend to act on word-of-mouth endorsements, especially when the recommendation comes from a trusted source. By collaborating with agencies, you can expand your reach, increase credibility, and scale subscriptions without spending upfront on traditional ads.
Referral partnerships can take many forms—revenue sharing, commissions per new signup, or even co-marketing arrangements. Regardless of structure, the key benefit is that agencies act as brand ambassadors. Each recommendation carries weight because it's backed by someone the client already trusts. For Shopify app developers as an example, this means access to a network of store owners who are primed to try your solution.
The trick is to find these agencies and establish relationships efficiently at scale. Here's a workflow that can help you systematically identify, reach out, and manage potential agency partners.
Start by compiling a list of agencies that specialize in web design, web development, or marketing. Online directories such as DesignRush, Clutch, or UpCity are excellent starting points. These directories provide agency websites, basic contact info, and sometimes even social proof such as client reviews.
Once you have a list of agencies, you can programmatically gather their contact information. One effective approach is to use their sitemap.xml to identify key pages, then crawl those pages to extract email addresses and URLs.
After scraping, sanitize your list to remove duplicates and invalid addresses. You will likely have generic contacts like info@domain.com. You may choose to proceed with marketing to those generic email addresses but accept engagement may be limited to mostly small exclusively founder driven businesses. Alternatively, you can take the list of agencies that you've compiled and enrich them using a leads enrichment service to get email addresses of the key decision makers. I recommend the latter.
Clearbit – Offers a comprehensive suite of APIs for real-time lead enrichment, providing detailed company and contact information. Best for real-time data enrichment and integration with CRM systems.
Apollo.io – Combines a vast B2B contact database with sales engagement tools, enabling users to enrich lead profiles.
Datanyze - Specializes in technographic data, allowing users to identify the technologies used by target companies and find relevant contacts.
Next, you'll want to upload your curated list to a platform that can manage outreach at scale. Attributes to include for each contact should be:
Agency name
Website URL
Contact email
Optional: notes from your research (focus area, size, notable clients)
Once uploaded, you can create personalized campaigns. Spreeflo is a strong choice for orchestrating personalized campaigns. For each agency, Spreeflo can research insights from their website for their name, niche, and client focus, and use these insights to send highly tailored emails that demonstrate interest and relevance without sounding generic.
A key part of referral outreach is keeping track of all interactions. Each conversation should be managed in a central inbox where you can see the full history with each agency. This ensures you can follow up consistently, nurture relationships, and monitor which partnerships are producing results. Spreeflo has a master inbox for just this purpose. You'll be able to see conversations from across multiple email accounts in one place so that you can follow up any reply in a timely manner.
Referral partnerships unlock growth and credibility for SaaS apps without requiring significant upfront investment. Agencies that are incentivized to act as your brand ambassadors help spread your app organically, leveraging social proof and trust. By systematically identifying, reaching out, and managing these relationships at scale, you can create a consistent pipeline of new users who come to your app pre-sold by trusted advocates.
With the right approach, referral partnerships aren't just a marketing tactic—they're a growth engine that multiplies your app's reach while maintaining authenticity and credibility.
Discover more insights on similar topics
Most small teams say they do event-driven marketing. Few actually do. Four timing failures that masquerade as automation, and how to fix them.
Most marketing teams stall at tier one: first-name tokens. Here's the four-tier framework of real personalization, and the bottleneck at each level.
Eight prompt techniques for Spreeflo AI variables: sharper terminology, sentence outlines, length controls, and preview testing for consistent, on-brand emails.