MANTL and Credit Union West Reveal How Modern Account Opening Drove $400 Million in Deposit Growth

Quick Summary

Credit Union West achieved over $400 million in deposit growth by implementing modern account opening technology from MANTL. By unifying retail and business onboarding into a single omnichannel strategy, the institution reduced retail account opening times to five minutes and saved over 3,700 staff hours in 2025.

How Does Modern Account Opening Drive Deposit Growth?

Financial institutions can transform modern account opening from a back-office hurdle into a strategic growth engine by removing friction for new members. Credit Union West demonstrated this by generating $400 million in deposits through a unified digital and physical channel approach. By streamlining the onboarding process, the credit union not only met but exceeded 2025 goals for membership and deposit acquisition. Key performance metrics include:

• Five-minute onboarding for retail accounts across all digital and branch channels.
• $55 million generated by a single branch in its first year using the new platform.
• 3,753 staff hours saved in 2025, allowing for deeper member relationship building.

What Are the Benefits of Omnichannel Onboarding for Credit Unions?

A unified omnichannel experience ensures that members receive the same high-quality service whether they apply online or in a physical branch. Credit Union West utilized MANTL to connect banking channels, which empowered employees and provided members with an intuitive onboarding journey. This shift allowed the institution to launch online business accounts for the first time, capturing a market segment that increasingly demands digital-first banking solutions. The automation of these processes directly correlates to increased operational efficiency and higher conversion rates for complex product types.

How Does MANTL Support Financial Institution Scalability?

The partnership between Alkami's MANTL team and Credit Union West highlights how scalable fintech solutions address the pressure to accelerate deposit growth while reducing operational costs. By automating the heavy lifting of data-informed banking, the platform allows credit unions to focus on anticipatory banking services. The results at Credit Union West, including $15 million in deposits per branch on average, prove that modern account opening is the foundation for sustainable scaling in a competitive interest rate environment.

"MANTL has completely transformed how we engage with our business and consumer members and has supercharged growth across membership, deposits, and product types," said Green. "The ability to deliver a single, unified omnichannel experience is incredible. All of our banking channels are now connected, our employees are empowered, and our members have an intuitive, seamless onboarding journey, however and wherever they choose to bank."

FF NEWS TAKE:

This announcement proves that modern account opening is no longer a "nice-to-have" but a critical survival tool for credit unions. The $400 million growth figure is a massive validation for Alkami and MANTL, showing that removing just a few minutes of friction can lead to nine-figure deposit gains. As liquidity remains a priority for FIs, this case study moves the needle by providing a clear blueprint for omnichannel growth strategies.