The qilin ransomware group listed NL Olson & Associates on its data leak site on 2025-04-14. Country: US Sector: Professional Services Domains named: lolson.com Claim as published on the leak site: Company has 24 hours to contact us . N.L. Olson & Associates maintains at all times, $1,000,000 E & O insurance and $1,000,000 general liability insurance. Careful consideration must be given to the selection of a firm to perform design an ...