Creative Planning, one of the nation’s largest registered investment advisors (RIAs), announced the acquisition of Grassi Investment Management, a distinguished wealth management firm located in Santa Clara, California. The transaction was completed on August 28, 2025, adding five experienced professionals to Creative Planning’s expanding team and approximately $1.3 billion in assets under management.
For more than 40 years, Grassi Investment Management has built a reputation for delivering personalized, one-on-one service combined with customized portfolio solutions tailored to each client’s unique circumstances. Through various market cycles and economic challenges, the firm has consistently provided clients with steady guidance and navigation through uncertain times, establishing deep trust within the Silicon Valley community.
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“Grassi Investment Management’s commitment to personalized client service and expertise in customized portfolio solutions make them exactly the kind of client-first firm we seek in our partnerships. We’re excited to welcome their experienced team and continue the exceptional service their clients have trusted for generations,” said Peter Mallouk, President and CEO of Creative Planning.
Integrating the Grassi Investment Management’s team enhances Creative Planning’s West Coast operations while offering clients access to Creative Planning’s full suite of comprehensive wealth management capabilities, complementing the personalized service Grassi Investment Management has delivered for more than 40 years.
“Our decision to join Creative Planning was driven by our desire to expand our service capabilities and provide more comprehensive solutions for our clients,” said Peter E. Grassi, Owner and Investment Adviser at Grassi Investment Management. “We found that both organizations share a fundamental commitment to client-centric service and take genuine pride in delivering personalized attention. This alignment in core values creates an ideal foundation for successful integration while maintaining the high-touch experience our clients value.”
This strategic acquisition represents Creative Planning’s continued expansion across key markets as the firm builds on its mission to deliver comprehensive wealth management services to clients nationwide. Decerno Advisors served as the exclusive advisor to Grassi Investment Management in the transaction.
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