HTTP 200 OK
Allow: GET
Content-Type: application/json
Vary: Accept
{
"count": 16863,
"next": "https://lda.senate.gov/api/v1/registrants/?format=api&ordering=name&page=159",
"previous": "https://lda.senate.gov/api/v1/registrants/?format=api&ordering=name&page=157",
"results": [
{
"id": 308935,
"url": "https://lda.senate.gov/api/v1/registrants/308935/?format=api",
"house_registrant_id": 38280,
"name": "CSL BEHRING LLC",
"description": null,
"address_1": "1020 FIRST AVENUE",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "KING OF PRUSSIA",
"state": "PA",
"state_display": "Pennsylvania",
"zip": "19406",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "MARY-LACEY REUTHER",
"contact_telephone": "+1 202-841-4686",
"dt_updated": "2025-07-30T13:10:59.566615-04:00"
},
{
"id": 72838,
"url": "https://lda.senate.gov/api/v1/registrants/72838/?format=api",
"house_registrant_id": 35909,
"name": "CSO PARTNERSHIP",
"description": null,
"address_1": "P.O. BOX 51",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "RICHMOND",
"state": "VA",
"state_display": "Virginia",
"zip": "23218",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:53:58.885547-05:00"
},
{
"id": 400459254,
"url": "https://lda.senate.gov/api/v1/registrants/400459254/?format=api",
"house_registrant_id": 400459254,
"name": "C & S PATIENT EDUCATION FOUNDATION DBA CONQUER CHIARI",
"description": "education, awareness and research for Chiari patients",
"address_1": "320 Osprey Court",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Wexford",
"state": "PA",
"state_display": "Pennsylvania",
"zip": "15090",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "RICHARD LABUDA",
"contact_telephone": "+1 724-940-0116",
"dt_updated": "2022-04-06T16:07:28.090755-04:00"
},
{
"id": 401106815,
"url": "https://lda.senate.gov/api/v1/registrants/401106815/?format=api",
"house_registrant_id": null,
"name": "CSPI ACTION FUND",
"description": null,
"address_1": "1250 I Street, NW",
"address_2": "Suite 500",
"address_3": null,
"address_4": null,
"city": "Washington",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20005",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "MAYRA IBARRA",
"contact_telephone": "+1 202-777-8356",
"dt_updated": "2025-07-15T15:33:21.381694-04:00"
},
{
"id": 401104731,
"url": "https://lda.senate.gov/api/v1/registrants/401104731/?format=api",
"house_registrant_id": 401104731,
"name": "CSRA INC.",
"description": "Government services contractor",
"address_1": "3170 Fairview Park Drive",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Falls Church",
"state": "VA",
"state_display": "Virginia",
"zip": "22042",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "JAZMIN FLORES",
"contact_telephone": "+1 703-641-2000",
"dt_updated": "2022-04-06T16:06:51.682190-04:00"
},
{
"id": 401104724,
"url": "https://lda.senate.gov/api/v1/registrants/401104724/?format=api",
"house_registrant_id": 401104724,
"name": "CSS PARTNERS, LLC",
"description": "Government affairs and strategic consulting firm",
"address_1": "P.O. Box 21262",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Oklahoma City",
"state": "OK",
"state_display": "Oklahoma",
"zip": "73156",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "ROBERT TYLER POWELL",
"contact_telephone": "+1 405-652-9929",
"dt_updated": "2025-07-24T11:28:51.992782-04:00"
},
{
"id": 401103624,
"url": "https://lda.senate.gov/api/v1/registrants/401103624/?format=api",
"house_registrant_id": 401103624,
"name": "C-SUITE COMMUNICATIONS, LLC",
"description": "Communications Consulting",
"address_1": "28953 Jasper Lane",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Easton",
"state": "MD",
"state_display": "Maryland",
"zip": "21601",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "CYNTHIA PRINCIPI",
"contact_telephone": "+1 202-744-1195",
"dt_updated": "2022-04-06T16:07:58.633019-04:00"
},
{
"id": 401105000,
"url": "https://lda.senate.gov/api/v1/registrants/401105000/?format=api",
"house_registrant_id": 401105000,
"name": "C-SUITE STRATEGIC COUNSEL LLC",
"description": "public affairs consulting firm",
"address_1": "4165 Flora Place",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Saint Louis",
"state": "MO",
"state_display": "Missouri",
"zip": "63110",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "JOSEPH DUGGAN",
"contact_telephone": "+1 314-560-1844",
"dt_updated": "2022-04-06T16:06:49.929228-04:00"
},
{
"id": 11424,
"url": "https://lda.senate.gov/api/v1/registrants/11424/?format=api",
"house_registrant_id": 32054,
"name": "CSX CORPORATION",
"description": null,
"address_1": "1331 Pennsylvania Avenue NW",
"address_2": "#560 S",
"address_3": null,
"address_4": null,
"city": "Washington",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20004",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "STEPHEN FLIPPIN",
"contact_telephone": "+1 202-783-8124",
"dt_updated": "2025-07-30T12:36:59.264520-04:00"
},
{
"id": 52743,
"url": "https://lda.senate.gov/api/v1/registrants/52743/?format=api",
"house_registrant_id": 34899,
"name": "CTB GOVERNMENT RELATIONS",
"description": null,
"address_1": "61 CORNHILL ST",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "ANNAPOLIS",
"state": "MD",
"state_display": "Maryland",
"zip": "21401",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:52:53.413829-05:00"
},
{
"id": 400639930,
"url": "https://lda.senate.gov/api/v1/registrants/400639930/?format=api",
"house_registrant_id": 400639930,
"name": "CTC HARVEST SOLUTIONS",
"description": "non-profit consulting",
"address_1": "5315 N. Clark",
"address_2": "#106",
"address_3": null,
"address_4": null,
"city": "Chicago",
"state": "IL",
"state_display": "Illinois",
"zip": "60640",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "HALLEY T. ALDEEN",
"contact_telephone": "+1 773-860-4914",
"dt_updated": "2022-04-06T16:06:35.495560-04:00"
},
{
"id": 87814,
"url": "https://lda.senate.gov/api/v1/registrants/87814/?format=api",
"house_registrant_id": 36633,
"name": "CT GROUP FKA CTF GLOBAL LLC",
"description": "consultant in government relations",
"address_1": "1401 New York Ave., NW Suite 925",
"address_2": "Suite 250",
"address_3": null,
"address_4": null,
"city": "Washington",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20005",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "LAWRENCE C. GROSSMAN",
"contact_telephone": "+1 202-413-1215",
"dt_updated": "2025-08-04T13:23:00.544845-04:00"
},
{
"id": 8577,
"url": "https://lda.senate.gov/api/v1/registrants/8577/?format=api",
"house_registrant_id": 31885,
"name": "CTIA-THE WIRELESS ASSOCIATION",
"description": null,
"address_1": "1400 16TH STREET, NW, SUITE 600",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20036",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "KELLY COLE",
"contact_telephone": "+1 202-736-3230",
"dt_updated": "2025-07-16T16:03:31.592590-04:00"
},
{
"id": 314716,
"url": "https://lda.senate.gov/api/v1/registrants/314716/?format=api",
"house_registrant_id": 39164,
"name": "CTR. FOR INTERNATIONAL EDUCATION DBA THE VISITING INTERNATIONAL FACULTY PROGRAM",
"description": null,
"address_1": "201 Sage Road",
"address_2": "Suite 100",
"address_3": null,
"address_4": null,
"city": "Chapel Hill",
"state": "NC",
"state_display": "North Carolina",
"zip": "27515",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "THOMAS LEE",
"contact_telephone": "+1 919-265-5160",
"dt_updated": "2022-04-06T16:07:00.211075-04:00"
},
{
"id": 298991,
"url": "https://lda.senate.gov/api/v1/registrants/298991/?format=api",
"house_registrant_id": 37673,
"name": "CUBA DEMOCRACY PUBLIC ADVOCACY, CORP.",
"description": null,
"address_1": "2020 PENNSYLVANIA AVE., NW #927",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20006",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "MAURICIO CLAVER-CARONE",
"contact_telephone": "",
"dt_updated": "2022-04-06T16:06:32.858302-04:00"
},
{
"id": 11435,
"url": "https://lda.senate.gov/api/v1/registrants/11435/?format=api",
"house_registrant_id": 33220,
"name": "CUBAN AMERICAN FOUNDATION",
"description": null,
"address_1": "1312 SW 27TH AVE",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "MIAMI",
"state": "FL",
"state_display": "Florida",
"zip": "33145",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:47:42.063916-05:00"
},
{
"id": 11446,
"url": "https://lda.senate.gov/api/v1/registrants/11446/?format=api",
"house_registrant_id": 33565,
"name": "CUBIC CORPORATION",
"description": null,
"address_1": "9333 BALBOA AVENUE",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "SAN DIEGO",
"state": "CA",
"state_display": "California",
"zip": "92123",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "MATTHEW LUXTON",
"contact_telephone": "+1 858-290-4293",
"dt_updated": "2025-07-08T15:37:06.639274-04:00"
},
{
"id": 40026226,
"url": "https://lda.senate.gov/api/v1/registrants/40026226/?format=api",
"house_registrant_id": 39875,
"name": "CUBIST PHARMACEUTICALS, INC.",
"description": "pharmaceutical company",
"address_1": "65 Hayden Avenue",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Lexington",
"state": "MA",
"state_display": "Massachusetts",
"zip": "02421",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "MARK BATTAGLINI",
"contact_telephone": "+1 781-860-8660",
"dt_updated": "2022-04-06T16:06:43.954054-04:00"
},
{
"id": 311074,
"url": "https://lda.senate.gov/api/v1/registrants/311074/?format=api",
"house_registrant_id": 38631,
"name": "CUESTAMAR",
"description": null,
"address_1": "1801 LINCOLN BLVD # 199",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "VENICE",
"state": "CA",
"state_display": "California",
"zip": "90291",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:56:00.142188-05:00"
},
{
"id": 401107494,
"url": "https://lda.senate.gov/api/v1/registrants/401107494/?format=api",
"house_registrant_id": null,
"name": "CUFF'S POINT LLC",
"description": null,
"address_1": "PO Box 66376",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Washington",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20035",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "MELISSA BROWN CARTER",
"contact_telephone": "+1 202-258-7694",
"dt_updated": "2023-06-07T15:29:38.719654-04:00"
},
{
"id": 86994,
"url": "https://lda.senate.gov/api/v1/registrants/86994/?format=api",
"house_registrant_id": 36590,
"name": "CULBERTSON & CO",
"description": null,
"address_1": "PO BOX 77286",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20013",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:54:31.157132-05:00"
},
{
"id": 290651,
"url": "https://lda.senate.gov/api/v1/registrants/290651/?format=api",
"house_registrant_id": 290651,
"name": "CULLEN, GENEVIEVE",
"description": null,
"address_1": "4740 BRADLEY BLVD, A16",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "CHEVY CHASE",
"state": "MD",
"state_display": "Maryland",
"zip": "20815",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:55:01.398722-05:00"
},
{
"id": 47278,
"url": "https://lda.senate.gov/api/v1/registrants/47278/?format=api",
"house_registrant_id": 33714,
"name": "CULLEN LAW FIRM",
"description": null,
"address_1": "1101 30TH ST NW",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20007",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:52:32.202567-05:00"
},
{
"id": 11457,
"url": "https://lda.senate.gov/api/v1/registrants/11457/?format=api",
"house_registrant_id": null,
"name": "CULLEN & OCONNELL",
"description": null,
"address_1": "1101 30TH STREET NW, #301",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20007",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:47:44.636481-05:00"
},
{
"id": 401105154,
"url": "https://lda.senate.gov/api/v1/registrants/401105154/?format=api",
"house_registrant_id": 401105154,
"name": "CULTIVATING CONSERVATION",
"description": "consulting",
"address_1": "607 Fort Williams Parkway",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Alexandria",
"state": "VA",
"state_display": "Virginia",
"zip": "22304",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "JONATHON LEHMAN",
"contact_telephone": "+1 202-997-6512",
"dt_updated": "2025-08-19T10:30:38.903134-04:00"
}
]
}
