ANDREW SEIELSTAD

Capabilities

Ancillary Microbusiness Solutions (AMS) provides office administrative and reporting support services to government agencies, prime contractors, and commercial organizations. AMS specializes in structured reporting, document control, and back-office administrative assistance designed to support compliance, accuracy, and operational efficiency. AMS has experience supporting multi-entity reporting environments in regulated industries. Led by a principal with a B.S. in Finance, Real Estate, and Law, AMS delivers finance-informed administrative support including spreadsheet reconciliation, data cleanup, records management, and procurement documentation support. AMS has experience supporting complex, deadline-driven administrative environments and integrates remotely with existing teams without adding internal overhead.