HTTP 200 OK
Allow: GET
Content-Type: application/json
Vary: Accept
{
"count": 17229,
"next": "https://lda.senate.gov/api/v1/registrants/?format=api&ordering=name&page=161",
"previous": "https://lda.senate.gov/api/v1/registrants/?format=api&ordering=name&page=159",
"results": [
{
"id": 401105184,
"url": "https://lda.senate.gov/api/v1/registrants/401105184/?format=api",
"house_registrant_id": 44327,
"name": "CRISPR THERAPEUTICS, INC.",
"description": "Biotech",
"address_1": "105 W First St",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Boston",
"state": "MA",
"state_display": "Massachusetts",
"zip": "02127",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "JAMES KASINGER",
"contact_telephone": "+1 617-315-4526",
"dt_updated": "2026-02-27T08:33:23.911411-05:00"
},
{
"id": 401107794,
"url": "https://lda.senate.gov/api/v1/registrants/401107794/?format=api",
"house_registrant_id": 56169,
"name": "CRITICAL MASS STRATEGIES, LLC",
"description": null,
"address_1": "7221 Pyle Rd",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Bethesda",
"state": "MD",
"state_display": "Maryland",
"zip": "20817",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "JULIA MASSIMINO",
"contact_telephone": "+1 301-646-3786",
"dt_updated": "2024-08-20T01:00:41.057878-04:00"
},
{
"id": 401104499,
"url": "https://lda.senate.gov/api/v1/registrants/401104499/?format=api",
"house_registrant_id": 43684,
"name": "CRL KEYSTONE LLC",
"description": null,
"address_1": "711 KEYSTONE PARK DR, SUITE 26",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "MORRISVILLE",
"state": "NC",
"state_display": "North Carolina",
"zip": "27560",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "CAROL C SPEARS",
"contact_telephone": "+1 919-961-5161",
"dt_updated": "2022-01-13T15:01:14.200179-05:00"
},
{
"id": 401105490,
"url": "https://lda.senate.gov/api/v1/registrants/401105490/?format=api",
"house_registrant_id": 55808,
"name": "CROHN'S & COLITIS FOUNDATION",
"description": null,
"address_1": "733 Third Ave",
"address_2": "Suite 510",
"address_3": null,
"address_4": null,
"city": "New York",
"state": "NY",
"state_display": "New York",
"zip": "10017",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "ERIN MCKEON",
"contact_telephone": "+1 202-210-1632",
"dt_updated": "2025-07-17T10:01:40.160528-04:00"
},
{
"id": 401105765,
"url": "https://lda.senate.gov/api/v1/registrants/401105765/?format=api",
"house_registrant_id": null,
"name": "CROISSANCE INTERNATIONAL CONSULTING",
"description": "CORPORATION, PRODUCTION, INTERNATIONAL EXPORT, INTERNATIONAL LOBBYING, MANUFACTURING",
"address_1": "210 174th st apt L17",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "sunny isles beach",
"state": "FL",
"state_display": "Florida",
"zip": "33160",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "JEAN DAVID CHARLES",
"contact_telephone": "+1 786-715-9853",
"dt_updated": "2025-03-03T14:43:07.785665-05:00"
},
{
"id": 401105611,
"url": "https://lda.senate.gov/api/v1/registrants/401105611/?format=api",
"house_registrant_id": null,
"name": "CROKE FAIRCHILD MORGAN & BERES LLC",
"description": "Law Firm",
"address_1": "180 N. LaSalle Street",
"address_2": "Suite 2750",
"address_3": null,
"address_4": null,
"city": "Chicago",
"state": "IL",
"state_display": "Illinois",
"zip": "60601",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "LINDLEY FRENCH",
"contact_telephone": "+1 312-768-4700",
"dt_updated": "2022-05-27T13:50:52.232419-04:00"
},
{
"id": 401105547,
"url": "https://lda.senate.gov/api/v1/registrants/401105547/?format=api",
"house_registrant_id": null,
"name": "CRONOS USA CLIENT SERVICES LLC",
"description": "Service company for Cronos Group Inc., a global cannabis company",
"address_1": "1950 W. Corporate Way",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Anaheim",
"state": "CA",
"state_display": "California",
"zip": "92801",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "DARRIN LIM",
"contact_telephone": "+1 415-903-2800",
"dt_updated": "2025-07-23T17:43:22.767526-04:00"
},
{
"id": 11355,
"url": "https://lda.senate.gov/api/v1/registrants/11355/?format=api",
"house_registrant_id": 31862,
"name": "CROP INSURANCE RESEARCH BUREAU, INC.",
"description": null,
"address_1": "201 Massachusetts Ave, NE",
"address_2": "Suite C-5",
"address_3": null,
"address_4": null,
"city": "Washington",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20002",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "MICHAEL TORREY",
"contact_telephone": "+1 202-544-0067",
"dt_updated": "2022-04-06T16:06:07.069156-04:00"
},
{
"id": 2172,
"url": "https://lda.senate.gov/api/v1/registrants/2172/?format=api",
"house_registrant_id": 31652,
"name": "CROPLIFE AMERICA",
"description": "Trade association representing the crop protection industry.",
"address_1": "4201 Wilson Boulevard",
"address_2": "Suite 700",
"address_3": null,
"address_4": null,
"city": "Arlington",
"state": "VA",
"state_display": "Virginia",
"zip": "22203",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "JEFF BLACKWOOD",
"contact_telephone": "+1 202-604-3771",
"dt_updated": "2026-02-25T22:42:28.702243-05:00"
},
{
"id": 295554,
"url": "https://lda.senate.gov/api/v1/registrants/295554/?format=api",
"house_registrant_id": 37464,
"name": "CROSBY GROUP, LLC",
"description": "Government Relations Consulting",
"address_1": "499 S CAPITOL ST SW #600",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20003",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "WILLIAM D. CROSBY, JR.",
"contact_telephone": "+1 202-289-9881",
"dt_updated": "2022-04-06T16:07:50.063375-04:00"
},
{
"id": 401110089,
"url": "https://lda.senate.gov/api/v1/registrants/401110089/?format=api",
"house_registrant_id": null,
"name": "CROSS CAPITAL CONSULTING",
"description": null,
"address_1": "308 Pheasant Run Place",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Findlay",
"state": "OH",
"state_display": "Ohio",
"zip": "45840",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "JON CROSS",
"contact_telephone": "+1 567-674-7076",
"dt_updated": "2025-11-13T09:34:58.714438-05:00"
},
{
"id": 401104752,
"url": "https://lda.senate.gov/api/v1/registrants/401104752/?format=api",
"house_registrant_id": null,
"name": "CROSSFIT, INC.",
"description": "Licensing of a brand or trademark related to health and fitness.",
"address_1": "1250 Connecticut Ave NW",
"address_2": "Suite 700",
"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": "BRETT EWER",
"contact_telephone": "+1 508-560-2738",
"dt_updated": "2022-04-06T16:06:34.754381-04:00"
},
{
"id": 401105803,
"url": "https://lda.senate.gov/api/v1/registrants/401105803/?format=api",
"house_registrant_id": null,
"name": "CROSSFIT, LLC",
"description": "Health and fitness",
"address_1": "2617 Broadway",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Boulder",
"state": "CO",
"state_display": "Colorado",
"zip": "80304",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "BRETT EWER",
"contact_telephone": "+1 508-560-2738",
"dt_updated": "2023-10-24T17:25:22.118248-04:00"
},
{
"id": 313258,
"url": "https://lda.senate.gov/api/v1/registrants/313258/?format=api",
"house_registrant_id": 39125,
"name": "CROSS MATCH TECHNOLOGIES",
"description": "Manufacturer of biometrics equipment and related identity management solutions",
"address_1": "2450 Crystal Drive",
"address_2": "Suite 1060",
"address_3": null,
"address_4": null,
"city": "Arlington",
"state": "VA",
"state_display": "Virginia",
"zip": "22202",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "WILLIAM A. SMITH II",
"contact_telephone": "+1 561-493-7328",
"dt_updated": "2022-04-06T16:07:28.658964-04:00"
},
{
"id": 401105896,
"url": "https://lda.senate.gov/api/v1/registrants/401105896/?format=api",
"house_registrant_id": null,
"name": "CROSS POTOMAC CONSULTING LLC",
"description": "government relations consulting",
"address_1": "5837 Carnoustie Ct",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Ave Maria",
"state": "FL",
"state_display": "Florida",
"zip": "34142",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "CHRISTOPHER W. PAYNE",
"contact_telephone": "+1 202-503-7257",
"dt_updated": "2026-01-28T15:25:41.655284-05:00"
},
{
"id": 401104951,
"url": "https://lda.senate.gov/api/v1/registrants/401104951/?format=api",
"house_registrant_id": 44111,
"name": "CROSS RIVER BANK",
"description": "Banking and Financial Services",
"address_1": "400 Kelby Street 14th Floor",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Fort Lee",
"state": "NJ",
"state_display": "New Jersey",
"zip": "07024",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "JOSEPH HORVATH",
"contact_telephone": "+1 201-808-7000",
"dt_updated": "2026-01-20T18:46:46.574251-05:00"
},
{
"id": 49896,
"url": "https://lda.senate.gov/api/v1/registrants/49896/?format=api",
"house_registrant_id": null,
"name": "CROSSROADS CENTER",
"description": null,
"address_1": "311 MARTIN LUTHER KING DR",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "CINCINNATI",
"state": "OH",
"state_display": "Ohio",
"zip": "45219",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:52:49.581519-05:00"
},
{
"id": 400531586,
"url": "https://lda.senate.gov/api/v1/registrants/400531586/?format=api",
"house_registrant_id": null,
"name": "CROSSROADS STRATEGIES, LLC",
"description": "lobbying firm",
"address_1": "800 North Capitol Street, NW, Suite 800",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Washington",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20002",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "MATHEW LAPINSKI",
"contact_telephone": "+1 202-559-0170",
"dt_updated": "2026-01-30T13:29:06.487633-05:00"
},
{
"id": 401110050,
"url": "https://lda.senate.gov/api/v1/registrants/401110050/?format=api",
"house_registrant_id": 77280,
"name": "CROSSROADS TREATMENT CENTERS",
"description": null,
"address_1": "200 East Broad Street",
"address_2": "Suite 300",
"address_3": null,
"address_4": null,
"city": "Greenville",
"state": "SC",
"state_display": "South Carolina",
"zip": "29601",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "ZAC RUTHERFORD",
"contact_telephone": "+1 864-641-8496",
"dt_updated": "2026-01-30T16:49:16.888362-05:00"
},
{
"id": 31075,
"url": "https://lda.senate.gov/api/v1/registrants/31075/?format=api",
"house_registrant_id": 33254,
"name": "CROSSSTATE CREDIT UNION ASSOCIATION",
"description": "Financial services trade",
"address_1": "4309 NORTH FRONT STREET",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "HARRISBURG",
"state": "PA",
"state_display": "Pennsylvania",
"zip": "17106",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "CHRISTINA MIHALIK",
"contact_telephone": "+1 717-832-2282",
"dt_updated": "2026-02-05T15:11:39.729487-05:00"
},
{
"id": 401106624,
"url": "https://lda.senate.gov/api/v1/registrants/401106624/?format=api",
"house_registrant_id": 45621,
"name": "CROSSWINDS SOLUTIONS",
"description": null,
"address_1": "1802 Vernon Street NW PMB2169",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Washington",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20009",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "ERICA TERGESON",
"contact_telephone": "+1 703-599-7667",
"dt_updated": "2026-01-30T17:03:18.504544-05:00"
},
{
"id": 401106735,
"url": "https://lda.senate.gov/api/v1/registrants/401106735/?format=api",
"house_registrant_id": 45705,
"name": "CROWDSTRIKE, INC.",
"description": null,
"address_1": "206 E 9th Street, Suite 1400",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Austin",
"state": "TX",
"state_display": "Texas",
"zip": "78701",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "ROBERT SHELDON",
"contact_telephone": "+1 408-400-4767",
"dt_updated": "2026-01-27T18:28:53.033859-05:00"
},
{
"id": 49965,
"url": "https://lda.senate.gov/api/v1/registrants/49965/?format=api",
"house_registrant_id": null,
"name": "CROWE, LAW OFFICES OF THOMAS K.",
"description": null,
"address_1": "2300 M ST NW #800",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "WASHINGTON",
"state": "DC",
"state_display": "District of Columbia",
"zip": "20037",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:52:41.803276-05:00"
},
{
"id": 11388,
"url": "https://lda.senate.gov/api/v1/registrants/11388/?format=api",
"house_registrant_id": 31881,
"name": "CROWELL GLOBAL ADVISORS",
"description": "Consulting firm",
"address_1": "1001 PENNSYLVANIA AVENUE, N.W.",
"address_2": null,
"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": "GERALYN RITTER",
"contact_telephone": "+1 202-624-2400",
"dt_updated": "2026-01-26T13:18:22.242900-05:00"
},
{
"id": 11377,
"url": "https://lda.senate.gov/api/v1/registrants/11377/?format=api",
"house_registrant_id": 31843,
"name": "CROWELL & MORING LLP",
"description": "Law firm",
"address_1": "1001 Pennsylvania Avenue, NW",
"address_2": null,
"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": "WILLIAM J. MURRAY",
"contact_telephone": "+1 202-624-2901",
"dt_updated": "2026-01-29T12:54:12.756862-05:00"
}
]
}