
The DIEDERICH SIMMONS PEREZ Team
Challenging the Status Quo
What it Means to Work With Us
We are not bankers, brokers or salespeople. We are a family office for business owners and their families, a hub of your financial well-being, quarterbacking every challenge and finding winning solutions. Our team is comprised of talented and experienced advisors who have the pedigree and passion to serve your needs – no matter how complex. Our team of CFPs®, CPAs, CFAs and JDs is uniquely suited to help meet whatever needs your business and family have now or in the future. We leverage our collective expertise, skills and dedication to develop and execute a plan that is as unique as your business.
Our business model is designed to specifically serve your interests:
Business Owners
As a boutique firm that is 100% partner-owned, we understand your needs as business owners because we are business owners ourselves.
Fee-Only
We are a fee-only Registered Investment Advisor (RIA). That means we never accept commissions; you can trust our recommendations put your best interest first.
Custom Family Office Team
We build a team around each of our clients that anticipates, identifies and solves issues with an exceptional attention to detail before they become problems.
Meet our Team

Al Simmons
Partner

Colby Landwehr
Client Service Manager

Katie Lewis
Family Office Specialist

Pietro Nicastro
Client Service Manager

Frankie Sacco
Client Service Manager

Joe Simmons
Client Service Manager

Debbie Reimer
Executive Assistant
A Wealth of Information
DIVE INTO THE LATEST INSIGHTS FROM OUR EXPERT TEAM.
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Game of “Thrones”: The Standoff between Trump and Powell
Chris Kamykowski, CFA, CFP® The imagery could not have been more surreal…… U.S. President Donald Trump walking through ongoing renovations…
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Monthly Recap – July 2025
July Observations Onward and Upward The global equity rallied continued through July, though in a reversal from the previous months,…
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Second Quarter Investment Report – 2025
Introduction Much has changed since we ended March on a dour note, with the S&P down nearly 6% that month…