The threeam ransomware group listed neffendorfblockercpa.com on its data leak site on 2025-05-25. Country: US Sector: Financial Services Domains named: neffendorfblockercpa.com Claim as published on the leak site: Neffendorf & Blocker, PC is a full-service, licensed accounting firm operating in the Texas Hill Country. We bring personal attention and care to our work with each of our clients. We value your privacy very highly. Please read this Privacy Policy