RUBRUM ADVISING

Registrant on federal lobbying filings · filed 2025 to 2026

$56,500 Income reported

2 Clients represented

9 Filings counted

0 Former members lobbying

Income is the fees this registrant reported being paid to lobby. Everything on this page is grouped by the registrant's LDA id (401109920), not by name.

Clients 2

HARRISON.AI $50,000 4 filings
COGNITO THERAPEUTICS $6,500 5 filings

Lobbyists named 2

TRISTEN TELLMAN 4 filings · through 2026 NIH Office of Legislative Policy and Analysis, Policy Analyst; Health Policy Fellow (un-paid), House Energy & Commerce Committee
THOMAS CORRY 1 filing · through 2026 CMS, Senior Advisor and Director of Communication; HHS, Assistant Secretary of Public Affairs

A lobbyist who previously held a covered government position must disclose it. We flag the ones whose name resolves to a member of Congress and link the ones still in our roster. The revolving door collects them across every firm.

Reported by year 2 years

2026 $46,500 4 filings
2025 $10,000 5 filings

Issues lobbied 3

The count is how many filings named that issue area. A filing reports one lump figure covering every issue on it, so the money above cannot be split between them.

Agencies and chambers lobbied 3

HOUSE OF REPRESENTATIVES 2
SENATE 2
Food & Drug Administration (FDA) 1

Recent filings 9 total

2TY

HARRISON.AI

2nd Quarter (Apr 1 - June 30) 2026 · posted Jul 21, 2026

View → Q2Y

COGNITO THERAPEUTICS

2nd Quarter (Apr 1 - June 30) 2026 · $6,500 income · posted Jul 21, 2026

View → Q1

HARRISON.AI

1st Quarter (Jan 1 - Mar 31) 2026 · House · Senate · $40,000 income · posted Apr 20, 2026

View → Q1Y

COGNITO THERAPEUTICS

1st Quarter (Jan 1 - Mar 31) 2026 · posted Apr 20, 2026

View → Q4

HARRISON.AI

4th Quarter (Oct 1 - Dec 31) 2025 · House · Senate · $10,000 income · posted Jan 20, 2026

View → RR

HARRISON.AI

3rd Quarter (July 1 - Sep 30) 2025 · posted Jan 20, 2026

View → Q4Y

COGNITO THERAPEUTICS

4th Quarter (Oct 1 - Dec 31) 2025 · posted Jan 20, 2026

View → Q3Y

COGNITO THERAPEUTICS

3rd Quarter (July 1 - Sep 30) 2025 · posted Oct 20, 2025

View → RR

COGNITO THERAPEUTICS

3rd Quarter (July 1 - Sep 30) 2025 · posted Oct 8, 2025

View →

Source: federal Lobbying Disclosure Act filings, synced daily. Money is self-reported by the filer and often rounded. Lobbying is legal, disclosed activity.