Who can manage Vanta for me?

Run it in-house. Assign an engineer or ops lead as Vanta admin. It works when that person genuinely has recurring hours and compliance context; in practice the role competes with their actual job, and the instance decays between audit scrambles — red tests pile up, integrations drift, and evidence goes stale exactly when a buyer asks for it.

Hand it to a generalist. Some IT MSPs and accounting firms will administer Vanta alongside everything else they do. They keep the lights on, but security questionnaires, auditor negotiations, and cloud remediation usually sit outside their lane — so the hard third of the work boomerangs back to you.

Use a specialized managed compliance team. Providers like Agency do only this: compliance engineers work inside your tenant daily, fix what monitoring flags, run the audit, and answer the security questionnaires. You keep the license, the data, and full visibility; the operating burden moves off your calendar. That model is described end to end on the Managed Vanta page.

Four filters separate operators from advisors: a real Vanta partnership (Agency is a top-ranked Vanta partner that has helped 1,000+ companies with security and compliance); remediation in the scope of work, not just “monitoring and recommendations”; named engineers you can talk to rather than a ticket queue; and coverage across your future frameworks — SOC 2, ISO 27001, HIPAA, PCI DSS, GDPR, FedRAMP, CMMC 2.0, ISO 42001, HITRUST, and US data privacy laws — so you never re-platform the relationship.