Clerk of the House of Representatives
Legislative Resource Center
135 Cannon Building
Washington, DC 20515
http://lobbyingdisclosure.house.gov 		Secretary of the Senate
Office of Public Records
232 Hart Building
Washington, DC 20510
http://www.senate.gov/lobby

LOBBYING REGISTRATION

Lobbying Disclosure Act of 1995 (Section 4)

Check One: New Registrant New Client for Existing Registrant Amendment

1. Effective Date of Registration
7/7/2026
2. House Identification
 77679
 Senate Identification
 401110893

REGISTRANT Organization/Lobbying Firm Self Employed Individual

3. Registrant Organization
THORNROSE VENTURES
Address
1629 K Street N.W.
 Address2
​Suite 300
City
Washington DC
 State
DC
 Zip
20006-1631
 Country
USA

4. Principal place of business (if different than line 3)

City
​Washington DC
 State
​DC
 Zip
​20006
 Country
​USA
5. Contact name and telephone number International Number
Contact
​Ms. Cynthia Cortina
 Telephone
​2029846520
 E-mail
​jm@thornroseventures.com
6. General description of registrant’s business or activities
​Government affairs, public policy, and strategic advisory consulting services.

CLIENT A Lobbying Firm is required to file a separate registration for each client. Organizations employing in-house lobbyists should check the box labeled “Self” and proceed to line 10. Self

7. Client name
​DNA HIVE LLC
Address
​909 FOX VALLEY DRIVE
City
​ROCKVILLE
 State
​MD
 Zip
​20853-3243
 Country
​USA
8. Principal place of business (if different than line 7)
City
​ROCKVILLE
 State
​MD
 Zip
​20853-3243
 Country
​USA
9. General description of client’s business or activities
​Biomedical data and health technology company.

LOBBYISTS

10. Name of each individual who has acted or is expected to act as a lobbyist for the client identified on line 7. If any person listed in this section has served as a “covered executive branch official” or “covered legislative branch official” within twenty years of first acting as a lobbyist for the client, state the executive and/or legislative position(s) in which the person served.

Name Covered Official Position (if applicable)
First
Last
Suffix
​John ​Mason Long ​ ​US Department of Health & Human Services, Special Assistant office of Intergovernmental and External Affairs
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LOBBYING ISSUES

11. General lobbying issue areas (Select all applicable codes).

​HOM
​HCR
​CPI
​SCI
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12. Specific lobbying issues (current and anticipated)

Federal policies, programs, funding, and agency actions related to healthcare, biomedical research, health information technology, data analytics, artificial intelligence, and emerging technologies.

AFFILIATED ORGANIZATIONS

13. Is there an entity other than the client that contributes more than $5,000 to the lobbying activities of the registrant in a quarterly period and either participates in and/or in whole or in major part supervises or controls the registrant’s lobbying activities?

No --> Go to line 14. Yes --> Complete the rest of this section for each entity matching the criteria above, then proceed to line 14.
Internet Address:
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FOREIGN ENTITIES

14. Is there any foreign entity

a) holds at least 20% equitable ownership in the client or any organization identified on line 13; or

b) directly or indirectly, in whole or in major part, plans, supervises, controls, directs, finances or subsidizes activities of the client or any organization identified on line 13; or

c) is an affiliate of the client or any organization identified on line 13 and has a direct interest in the outcome of the lobbying activity?

No --> Sign and date the registration. Yes --> Complete the rest of this section for each entity matching the criteria above, then sign the registration.
Address Ownership
Name Street Principal place of business Amount of contribution
City State/Province Country
(city and state or country) for lobbying activities
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CONVICTIONS DISCLOSURE

15. Have any of the lobbyists listed on this report been convicted in a Federal or State Court of an offense involving bribery, extortion, embezzlement, an illegal kickback, tax evasion, fraud, a conflict of interest, making a false statement, perjury, or money laundering?

Signature
Digitally Signed By: Cynthia Cortina
 Date
7/22/2026 11:21:53 AM