Coalfire Federal | 10,745 followers on LinkedIn. Protect the Mission | Coalfire Federal continues to grow as an industry-leading, award-winning company providing cybersecurity services to the largest Fortune 500 corporations and government agencies. As the leading FedRAMP Third Party Assessment Organization (3PAO), we’ve performed more cloud security assessments than all other 3PAO companies combined. We are also among the first to be certified as a Cybersecurity Maturity Model Certification (CMMC) Third Party Assessment Organization (C3PAO) and Registered Provider Organization (RPO) authorized by the CMMC Accreditation Body.