Robert Mangas is named as a lobbyist on federal disclosure filings for 14 clients through Greenberg Traurig, LLP. The most recent filing naming them posted in October 2026. Issues reported include Taxation/Internal Revenue Code, Trade (domestic/foreign), Energy/Nuclear and Telecommunications.
Filers must list covered executive or legislative branch positions held. As filed:
| Client | Registrant | Latest | Issues |
|---|---|---|---|
| HAPAG-LLOYD (AMERICA) LLC | GREENBERG TRAURIG, LLP | Q3 2026 | Marine/Maritime/Boating/Fisheries |
| STELLAR ENERGY GLOBAL INFRASTRUCTURE (FORMERLY KNOWN AS STELLAR ENERGY) | GREENBERG TRAURIG, LLP | Q3 2026 | Taxation/Internal Revenue Code, Energy/Nuclear, Environment/Superfund |
| ONO PHARMACEUTICAL CO., LTD (FORMERLY ONO PHARMA USA) | GREENBERG TRAURIG, LLP | Q3 2026 | Medicare/Medicaid, Health Issues |
| INTERNATIONAL EDUCATION CORPORATION | GREENBERG TRAURIG, LLP | Q3 2026 | Education |
| IMPACT HEALTH SHARING | GREENBERG TRAURIG, LLP | Q3 2026 | Taxation/Internal Revenue Code, Health Issues |
| C&S WHOLESALE GROCERS INC. | GREENBERG TRAURIG, LLP | Q3 2026 | Agriculture, Defense, Food Industry (safety, labeling, etc.) |
| DELL TECHNOLOGIES, INC. | GREENBERG TRAURIG, LLP | Q3 2026 | Telecommunications, Taxation/Internal Revenue Code, Trade (domestic/foreign) |
| COVESTRO LLC | GREENBERG TRAURIG, LLP | Q3 2026 | Trade (domestic/foreign), Taxation/Internal Revenue Code, Chemicals/Chemical Industry |
| ATERNIUM, INC. | GREENBERG TRAURIG, LLP | Q3 2026 | Defense, Energy/Nuclear, Chemicals/Chemical Industry |
| ALIBABA GROUP HOLDING LIMITED | GREENBERG TRAURIG, LLP | Q2 2026 | Telecommunications, Trade (domestic/foreign) |
| NESTE US, INC. | GREENBERG TRAURIG, LLP | Q3 2025 | Aviation/Airlines/Airports, Agriculture, Taxation/Internal Revenue Code |
| BORALEX US DEVELOPMENT, LLC | GREENBERG TRAURIG, LLP | Q3 2025 | Taxation/Internal Revenue Code, Energy/Nuclear, Trade (domestic/foreign) |
| LIFE MOLECULAR IMAGING (F/K/A PIRAMAL IMAGING LIMITED) | GREENBERG TRAURIG, LLP | Q1 2025 | Health Issues |
| INTRINSIC THERAPEUTICS, INC. | GREENBERG TRAURIG, LLP | Q1 2025 | Health Issues |
| Year | Clients | Registrants |
|---|---|---|
| 2026 | 10 | 1 |
| 2025 | 11 | 1 |
| Year | Items | Total |
|---|---|---|
| 2026 | 12 | $8K |
Pay is not disclosed for individual lobbyists. Filings do not confirm that records with the same name are one person, so this page may combine people who share the name Robert Mangas. See the Capitol Clarity rankings and method.