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About
Koller + Plus, LLC is an Accounting, Tax, and Consulting firm licensed in Iowa (IA), serving Washington, IA and beyond with services for business owners, executives, and independent professionals.
At a glance
Serves Washington, IA
✓ Licence verified — IA
registry, no. 2017-0112 Built from the firm's public website · last checked Aug 2026 Work here? Claim this profile