MATERIALS PROCESSING, INC. D/B/A MPI CORPORATION

Lobbying Spend

—

Filings

Firms Hired

Active Period

2025–2026

Lobbying Spend by Year

Client-reported lobbying expenses on LDA filings

Year	Lobbying Spend	Filings	Firms
2026	—	3	1
2025	—	5	1

Lobbying firms retained by this client; amounts are client-reported expenses when available

Firm Name	Reported Spend	Filings
BARNES & THORNBURG, LLP	—	8

Government entities explicitly identified as targets in LDA filings

Most frequently reported lobbying issues

Issue Code	Description	Reports
Trade (domestic/foreign)	Trade (domestic/foreign)	8

MATERIALS PROCESSING, INC. D/B/A MPI CORPORATION — Lobbying Disclosure | Poliscope