HTTP 200 OK
Allow: GET
Content-Type: application/json
Vary: Accept
{
"count": 17054,
"next": "https://lda.senate.gov/api/v1/registrants/?format=api&ordering=name&page=121",
"previous": "https://lda.senate.gov/api/v1/registrants/?format=api&ordering=name&page=119",
"results": [
{
"id": 82614,
"url": "https://lda.senate.gov/api/v1/registrants/82614/?format=api",
"house_registrant_id": 36367,
"name": "CENTER FOR JUSTICE & DEMOCRACY",
"description": null,
"address_1": "90 BROAD ST, SUITE401",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "NEW YORK",
"state": "NY",
"state_display": "New York",
"zip": "10004",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:54:25.968664-05:00"
},
{
"id": 401104630,
"url": "https://lda.senate.gov/api/v1/registrants/401104630/?format=api",
"house_registrant_id": 401104630,
"name": "CENTER FOR LAW AND SOCIAL POLICY (CLASP)",
"description": "An anti-poverty advocacy organization focused on economic justice and racial equity.",
"address_1": "1310 L Street, Suite 900",
"address_2": null,
"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": "JUAN CARLOS GOMEZ",
"contact_telephone": "+1 201-207-0416",
"dt_updated": "2025-12-04T16:41:08.261900-05:00"
},
{
"id": 60377,
"url": "https://lda.senate.gov/api/v1/registrants/60377/?format=api",
"house_registrant_id": 35343,
"name": "CENTER FOR LOBBYING IN THE PUBLIC INTEREST",
"description": "501(c)(3) Promoting, supporting, & protecting non-profit lobbying.",
"address_1": "1612 K Street NW, Suite 505",
"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": "MR. LAWRENCE S. OTTINGER",
"contact_telephone": "+1 202-387-2008",
"dt_updated": "2022-04-06T16:06:54.732036-04:00"
},
{
"id": 401108721,
"url": "https://lda.senate.gov/api/v1/registrants/401108721/?format=api",
"house_registrant_id": null,
"name": "CENTER FOR LYME ACTION",
"description": null,
"address_1": "611 Penn Ave SE",
"address_2": "Suite 126",
"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": "MEGHAN BRADSHAW",
"contact_telephone": "+1 202-735-1880",
"dt_updated": "2025-09-16T11:20:12.942663-04:00"
},
{
"id": 295851,
"url": "https://lda.senate.gov/api/v1/registrants/295851/?format=api",
"house_registrant_id": 37480,
"name": "CENTER FOR NATL SECURITY RESEARCH & EDUCATION",
"description": "1 Jun 2007",
"address_1": "1908 CONTRALTO CT",
"address_2": "VIENNA",
"address_3": "VA",
"address_4": "22182 ",
"city": null,
"state": null,
"state_display": null,
"zip": null,
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:55:19.636082-05:00"
},
{
"id": 401094055,
"url": "https://lda.senate.gov/api/v1/registrants/401094055/?format=api",
"house_registrant_id": null,
"name": "CENTER FOR OPPORTUNITY, PROTECTION AND FAIRNESS, INC.",
"description": null,
"address_1": "1777 SOUTH HARRISON STREET",
"address_2": "UNIT 810",
"address_3": "",
"address_4": null,
"city": "DENVER",
"state": "CO",
"state_display": "Colorado",
"zip": "80210",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "ALAN DYE",
"contact_telephone": "+1 202-785-9500",
"dt_updated": "2022-01-13T14:59:54.204404-05:00"
},
{
"id": 8646,
"url": "https://lda.senate.gov/api/v1/registrants/8646/?format=api",
"house_registrant_id": 31407,
"name": "CENTER FOR PATIENT ADVOCACY",
"description": null,
"address_1": "2465 ARMY NAVY DR. 2ND FLOOR",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "ARLINGTON",
"state": "VA",
"state_display": "Virginia",
"zip": "0",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:47:09.939668-05:00"
},
{
"id": 401106242,
"url": "https://lda.senate.gov/api/v1/registrants/401106242/?format=api",
"house_registrant_id": 401106242,
"name": "CENTER FOR POPULAR DEMOCRACY",
"description": "501(c)(3) non-profit organization.",
"address_1": "449 Troutman Street, Suite A",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Brooklyn",
"state": "NY",
"state_display": "New York",
"zip": "11237",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "THAAKIRAH CASON",
"contact_telephone": "+1 443-370-5711",
"dt_updated": "2022-10-25T09:48:56.659897-04:00"
},
{
"id": 401106241,
"url": "https://lda.senate.gov/api/v1/registrants/401106241/?format=api",
"house_registrant_id": 401106241,
"name": "CENTER FOR POPULAR DEMOCRACY ACTION",
"description": "501(c)(4) nonprofit organization.",
"address_1": "449 Troutman Street, Suite A",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Brooklyn",
"state": "NY",
"state_display": "New York",
"zip": "11237",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "THAAKIRAH CASON",
"contact_telephone": "+1 443-370-5711",
"dt_updated": "2023-06-06T16:25:15.835316-04:00"
},
{
"id": 401103435,
"url": "https://lda.senate.gov/api/v1/registrants/401103435/?format=api",
"house_registrant_id": 401103435,
"name": "CENTER FOR PRISON REFORM",
"description": "non-profit organization",
"address_1": "401 9th Street, NW",
"address_2": "Suite 640",
"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": "EDWINA ROGERS",
"contact_telephone": "+1 202-674-7800",
"dt_updated": "2022-04-06T16:07:47.302374-04:00"
},
{
"id": 401105548,
"url": "https://lda.senate.gov/api/v1/registrants/401105548/?format=api",
"house_registrant_id": 401105548,
"name": "CENTER FOR PROCUREMENT ADVOCACY",
"description": "Trade association.",
"address_1": "1990 M Street NW",
"address_2": "Suite 450",
"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": "TIMOTHY COOK",
"contact_telephone": "+1 434-446-5560",
"dt_updated": "2025-07-07T13:31:57.483344-04:00"
},
{
"id": 45083,
"url": "https://lda.senate.gov/api/v1/registrants/45083/?format=api",
"house_registrant_id": 34261,
"name": "CENTER FOR REPRODUCTIVE RIGHTS",
"description": null,
"address_1": "199 Water Street, 22nd Floor",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "NEW YORK",
"state": "NY",
"state_display": "New York",
"zip": "10038",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "CORINNE SULLIVAN",
"contact_telephone": "+1 917-637-3703",
"dt_updated": "2025-07-14T15:54:58.339172-04:00"
},
{
"id": 283630,
"url": "https://lda.senate.gov/api/v1/registrants/283630/?format=api",
"house_registrant_id": 36835,
"name": "CENTER FOR RESPONSIBLE LENDING, A SUPPORTING CORP OF CTR FOR COMMUNITY SELF-HELP",
"description": null,
"address_1": "910 17TH STREET, NW, #500",
"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": "MICHAEL CALHOUN",
"contact_telephone": "+1 202-349-1862",
"dt_updated": "2025-09-25T13:28:01.907269-04:00"
},
{
"id": 400371712,
"url": "https://lda.senate.gov/api/v1/registrants/400371712/?format=api",
"house_registrant_id": null,
"name": "CENTER FOR RURAL AFFAIRS",
"description": null,
"address_1": "145 Main Street",
"address_2": "PO Box 136",
"address_3": "",
"address_4": null,
"city": "Lyons",
"state": "NE",
"state_display": "Nebraska",
"zip": "68038",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "HAYLEY HALLSTROM",
"contact_telephone": "+1 402-687-2100",
"dt_updated": "2022-01-13T14:57:49.664314-05:00"
},
{
"id": 8668,
"url": "https://lda.senate.gov/api/v1/registrants/8668/?format=api",
"house_registrant_id": 31481,
"name": "CENTER FOR SCIENCE IN THE PUBLIC INTEREST",
"description": null,
"address_1": "1250 I St NW",
"address_2": "Ste 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": "PETER LURIE",
"contact_telephone": "+1 202-332-9110",
"dt_updated": "2025-07-15T15:32:21.303616-04:00"
},
{
"id": 400279341,
"url": "https://lda.senate.gov/api/v1/registrants/400279341/?format=api",
"house_registrant_id": 40167,
"name": "CENTER FOR SPORTFISHING POLICY",
"description": "Promoting good stewardship of America's marine resources",
"address_1": "Post Office Box 1388",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Baton Rouge",
"state": "LA",
"state_display": "Louisiana",
"zip": "70821",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "JEFFERSON ANGERS",
"contact_telephone": "+1 225-382-3755",
"dt_updated": "2025-07-31T16:48:21.677517-04:00"
},
{
"id": 401106393,
"url": "https://lda.senate.gov/api/v1/registrants/401106393/?format=api",
"house_registrant_id": null,
"name": "CENTER FOR TELEHEALTH AND E-HEALTH LAW",
"description": null,
"address_1": "PO BOX 15850",
"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": "CHRISTA NATOLI",
"contact_telephone": "+1 202-499-6970",
"dt_updated": "2022-01-26T18:00:08.265868-05:00"
},
{
"id": 40033286,
"url": "https://lda.senate.gov/api/v1/registrants/40033286/?format=api",
"house_registrant_id": 39957,
"name": "CENTER HILL GROUP, INC.",
"description": "government relations and business development consulting",
"address_1": "700 12th Street, NW, Suite 700",
"address_2": null,
"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": "MS. CYNTHIA YOUNG",
"contact_telephone": "",
"dt_updated": "2022-04-06T16:06:22.211706-04:00"
},
{
"id": 401104004,
"url": "https://lda.senate.gov/api/v1/registrants/401104004/?format=api",
"house_registrant_id": 401104004,
"name": "CENTER HILL SOLUTIONS",
"description": "lobbying and legislative counsel",
"address_1": "1763 West Regents Park Road",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Crofton",
"state": "MD",
"state_display": "Maryland",
"zip": "21114",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "COLIN T. KEOHAN",
"contact_telephone": "+1 202-375-9819",
"dt_updated": "2022-09-22T15:38:54.904864-04:00"
},
{
"id": 8681,
"url": "https://lda.senate.gov/api/v1/registrants/8681/?format=api",
"house_registrant_id": 31408,
"name": "CENTERIOR ENERGY CORP",
"description": null,
"address_1": "6200 OAK TREE BLVD",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "INDEPENDENCE",
"state": "OH",
"state_display": "Ohio",
"zip": "44131",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "",
"contact_telephone": "",
"dt_updated": "2022-01-13T14:47:10.023302-05:00"
},
{
"id": 401109060,
"url": "https://lda.senate.gov/api/v1/registrants/401109060/?format=api",
"house_registrant_id": null,
"name": "CENTERLIGHT HEALTHCARE, INC.",
"description": null,
"address_1": "136-65 37th Ave",
"address_2": null,
"address_3": null,
"address_4": null,
"city": "Flushing",
"state": "NY",
"state_display": "New York",
"zip": "11354",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "CHRISTOPHER CONSALVO",
"contact_telephone": "+1 646-942-9996",
"dt_updated": "2025-09-16T12:00:12.543955-04:00"
},
{
"id": 8670,
"url": "https://lda.senate.gov/api/v1/registrants/8670/?format=api",
"house_registrant_id": 31482,
"name": "CENTER ON BUDGET AND POLICY PRIORITIES",
"description": null,
"address_1": "820 FIRST ST., NE, SUITE 510",
"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": "ELLEN NISSENBAUM",
"contact_telephone": "",
"dt_updated": "2025-07-30T14:56:59.927136-04:00"
},
{
"id": 57214,
"url": "https://lda.senate.gov/api/v1/registrants/57214/?format=api",
"house_registrant_id": 35224,
"name": "CENTER ON CONSCIENCE & WAR",
"description": null,
"address_1": "1830 CONNECTICUT AVENUE, NW",
"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": "MARIA SANTELLI",
"contact_telephone": "+1 202-483-2220",
"dt_updated": "2022-04-06T16:08:10.892175-04:00"
},
{
"id": 400489402,
"url": "https://lda.senate.gov/api/v1/registrants/400489402/?format=api",
"house_registrant_id": 400489402,
"name": "CENTERPOINT ENERGY",
"description": "utility",
"address_1": "101 West Ohio Street",
"address_2": "Suite 450",
"address_3": null,
"address_4": null,
"city": "Indianapolis",
"state": "IN",
"state_display": "Indiana",
"zip": "46204",
"country": "US",
"country_display": "United States of America",
"ppb_country": "US",
"ppb_country_display": "United States of America",
"contact_name": "MICHAEL ROEDER",
"contact_telephone": "+1 317-260-5302",
"dt_updated": "2025-07-23T14:01:41.054988-04:00"
},
{
"id": 400556662,
"url": "https://lda.senate.gov/api/v1/registrants/400556662/?format=api",
"house_registrant_id": 400556662,
"name": "CENTERPOINT ENERGY, INC.",
"description": "Distributor of electric and gas services; operator of interstate natural gas pipelines",
"address_1": "1627 I Street, NW, Suite 950",
"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": "C. H. ALBRIGHT, JR.",
"contact_telephone": "+1 202-706-5490",
"dt_updated": "2022-04-06T16:08:01.173556-04:00"
}
]
}
