Client List
GET /api/v1/clients/?format=api&ordering=-name&page=12
{ "count": 131869, "next": "https://lda.senate.gov/api/v1/clients/?format=api&ordering=-name&page=13", "previous": "https://lda.senate.gov/api/v1/clients/?format=api&ordering=-name&page=11", "results": [ { "id": 105212, "url": "https://lda.senate.gov/api/v1/clients/105212/?format=api", "client_id": 1790, "name": "ZEPHYR MANAGEMENT", "general_description": null, "client_government_entity": null, "client_self_select": null, "state": null, "state_display": null, "country": "US", "country_display": "United States of America", "ppb_state": null, "ppb_state_display": null, "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "1899-12-30", "registrant": { "id": 5131, "url": "https://lda.senate.gov/api/v1/registrants/5131/?format=api", "house_registrant_id": 30019, "name": "BAKER & HOSTETLER LLP", "description": "Law firm", "address_1": "1050 Connecticut Ave NW Suite 1100", "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": "CHRIS JONES", "contact_telephone": "+1 202-861-1500", "dt_updated": "2025-07-30T15:47:00.297232-04:00" } }, { "id": 205940, "url": "https://lda.senate.gov/api/v1/clients/205940/?format=api", "client_id": 1008718, "name": "ZEPHYR BOATING", "general_description": "Innovative on-demand boating platform; Keith Worfolk, CTO 303-885-1905", "client_government_entity": false, "client_self_select": null, "state": "CO", "state_display": "Colorado", "country": "US", "country_display": "United States of America", "ppb_state": "CO", "ppb_state_display": "Colorado", "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "2020-06-03", "registrant": { "id": 75570, "url": "https://lda.senate.gov/api/v1/registrants/75570/?format=api", "house_registrant_id": 36049, "name": "J M BURKMAN & ASSOCIATES", "description": "Lobbying", "address_1": "1599 North Colonial Terrace", "address_2": null, "address_3": null, "address_4": null, "city": "ARLINGTON", "state": "VA", "state_display": "Virginia", "zip": "22209", "country": "US", "country_display": "United States of America", "ppb_country": "US", "ppb_country_display": "United States of America", "contact_name": "JACK BURKMAN", "contact_telephone": "+1 703-795-5364", "dt_updated": "2025-07-18T20:18:54.075318-04:00" } }, { "id": 198207, "url": "https://lda.senate.gov/api/v1/clients/198207/?format=api", "client_id": 342, "name": "ZEPHER, INC", "general_description": "defense manufacturing, homeland security manufacturing, engineering support.", "client_government_entity": false, "client_self_select": null, "state": "WA", "state_display": "Washington", "country": "US", "country_display": "United States of America", "ppb_state": "WA", "ppb_state_display": "Washington", "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "2016-03-15", "registrant": { "id": 401103217, "url": "https://lda.senate.gov/api/v1/registrants/401103217/?format=api", "house_registrant_id": 401103217, "name": "CAPITOL STRATEGIES PARTNERS LLC", "description": "Government Consulting", "address_1": "440 First Street NW", "address_2": "Suite 440", "address_3": null, "address_4": null, "city": "Washington", "state": "DC", "state_display": "District of Columbia", "zip": "20001", "country": "US", "country_display": "United States of America", "ppb_country": "US", "ppb_country_display": "United States of America", "contact_name": "KATIE DAPPER", "contact_telephone": "+1 202-595-1925", "dt_updated": "2022-04-06T16:06:27.255403-04:00" } }, { "id": 192233, "url": "https://lda.senate.gov/api/v1/clients/192233/?format=api", "client_id": 1014, "name": "ZEPHER FLIGHT LABS", "general_description": "defense manufacturing, homeland security manufacturing, engineering support", "client_government_entity": false, "client_self_select": null, "state": "WA", "state_display": "Washington", "country": "US", "country_display": "United States of America", "ppb_state": "WA", "ppb_state_display": "Washington", "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "2017-01-01", "registrant": { "id": 400531586, "url": "https://lda.senate.gov/api/v1/registrants/400531586/?format=api", "house_registrant_id": 400531586, "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": "2025-07-29T15:25:51.196941-04:00" } }, { "id": 142825, "url": "https://lda.senate.gov/api/v1/clients/142825/?format=api", "client_id": 1004710, "name": "ZEON CHEMICALS L.P.", "general_description": "Chemical Company", "client_government_entity": false, "client_self_select": false, "state": "KY", "state_display": "Kentucky", "country": "US", "country_display": "United States of America", "ppb_state": "KY", "ppb_state_display": "Kentucky", "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "2017-03-20", "registrant": { "id": 34295, "url": "https://lda.senate.gov/api/v1/registrants/34295/?format=api", "house_registrant_id": 30127, "name": "SANDLER, TRAVIS & ROSENBERG, P.A.", "description": "Law firm", "address_1": "1300 PENNSYLVANIA AVE., N.W. SUITE 400", "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": "DAVID COHEN", "contact_telephone": "+1 202-216-9307", "dt_updated": "2025-07-30T17:01:00.743406-04:00" } }, { "id": 124001, "url": "https://lda.senate.gov/api/v1/clients/124001/?format=api", "client_id": 1573, "name": "ZEON CHEMICALS", "general_description": null, "client_government_entity": null, "client_self_select": null, "state": null, "state_display": null, "country": "US", "country_display": "United States of America", "ppb_state": null, "ppb_state_display": null, "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "1996-01-01", "registrant": { "id": 18422, "url": "https://lda.senate.gov/api/v1/registrants/18422/?format=api", "house_registrant_id": 30470, "name": "HOGAN LOVELLS US LLP", "description": "Law Firm", "address_1": "COLUMBIA SQUARE", "address_2": "555 THIRTEENTH STREET NW", "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": "AARON CUTLER", "contact_telephone": "+1 202-637-5648", "dt_updated": "2025-07-28T11:11:37.888988-04:00" } }, { "id": 64020, "url": "https://lda.senate.gov/api/v1/clients/64020/?format=api", "client_id": 64020, "name": "ZENWORK INC.", "general_description": "Modern SaaS and API platform company.", "client_government_entity": null, "client_self_select": false, "state": "AR", "state_display": "Arkansas", "country": "US", "country_display": "United States of America", "ppb_state": "AR", "ppb_state_display": "Arkansas", "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "2025-01-07", "registrant": { "id": 400976792, "url": "https://lda.senate.gov/api/v1/registrants/400976792/?format=api", "house_registrant_id": 400976792, "name": "FORBES-TATE", "description": "Government Relations Firm.", "address_1": "777 6th Street NW", "address_2": "8th Floor", "address_3": null, "address_4": null, "city": "Washington", "state": "DC", "state_display": "District of Columbia", "zip": "20001", "country": "US", "country_display": "United States of America", "ppb_country": "US", "ppb_country_display": "United States of America", "contact_name": "ZACHARY WILLIAMS", "contact_telephone": "+1 202-638-0125", "dt_updated": "2025-07-07T13:45:57.400854-04:00" } }, { "id": 192900, "url": "https://lda.senate.gov/api/v1/clients/192900/?format=api", "client_id": 36, "name": "ZENTRIC INC", "general_description": "Battery Research and Manufacturing", "client_government_entity": false, "client_self_select": false, "state": "NC", "state_display": "North Carolina", "country": "US", "country_display": "United States of America", "ppb_state": "NC", "ppb_state_display": "North Carolina", "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "2012-04-17", "registrant": { "id": 400565690, "url": "https://lda.senate.gov/api/v1/registrants/400565690/?format=api", "house_registrant_id": 400565690, "name": "56 CMD (FORMERLY KNOWN AS BENJAMIN SHRODINGER LLC)", "description": "Consulting", "address_1": "236 Ellington", "address_2": null, "address_3": null, "address_4": null, "city": "Spindale", "state": "NC", "state_display": "North Carolina", "zip": "28160", "country": "US", "country_display": "United States of America", "ppb_country": "US", "ppb_country_display": "United States of America", "contact_name": "CHRIS PETRELLA", "contact_telephone": "+1 202-999-8852", "dt_updated": "2022-04-06T16:08:03.440620-04:00" } }, { "id": 51707, "url": "https://lda.senate.gov/api/v1/clients/51707/?format=api", "client_id": 51707, "name": "ZENTEK", "general_description": "Nanotechnology company focused on next-gen healthcare solutions", "client_government_entity": null, "client_self_select": false, "state": "ON", "state_display": "Ontario", "country": "CA", "country_display": "Canada", "ppb_state": "ON", "ppb_state_display": "Ontario", "ppb_country": "CA", "ppb_country_display": "Canada", "effective_date": "2022-03-23", "registrant": { "id": 401054971, "url": "https://lda.senate.gov/api/v1/registrants/401054971/?format=api", "house_registrant_id": 401054971, "name": "FTI GOVERNMENT AFFAIRS", "description": "Consulting, Lobbying and Government Affairs", "address_1": "555 12th Street NW", "address_2": "Suite 700", "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": "KEVIN BANASIK", "contact_telephone": "+1 708-549-9120", "dt_updated": "2025-07-29T09:13:48.931574-04:00" } }, { "id": 61823, "url": "https://lda.senate.gov/api/v1/clients/61823/?format=api", "client_id": 61823, "name": "ZENO POWER SYSTEMS, INC.", "general_description": "Developer of commercially available Radioisotope Power Systems (RPSs)", "client_government_entity": null, "client_self_select": false, "state": "DC", "state_display": "District of Columbia", "country": "US", "country_display": "United States of America", "ppb_state": "DC", "ppb_state_display": "District of Columbia", "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "2024-10-10", "registrant": { "id": 401107574, "url": "https://lda.senate.gov/api/v1/registrants/401107574/?format=api", "house_registrant_id": null, "name": "ICEBREAKER STRATEGIES, LLC", "description": null, "address_1": "2114 Belle Haven Road", "address_2": null, "address_3": null, "address_4": null, "city": "Alexandria", "state": "VA", "state_display": "Virginia", "zip": "22307", "country": "US", "country_display": "United States of America", "ppb_country": "US", "ppb_country_display": "United States of America", "contact_name": "WILL TODD", "contact_telephone": "+1 662-560-7175", "dt_updated": "2025-07-13T15:22:48.717644-04:00" } }, { "id": 50854, "url": "https://lda.senate.gov/api/v1/clients/50854/?format=api", "client_id": 50854, "name": "ZENO POWER SYSTEMS, INC.", "general_description": "Sustainable energy", "client_government_entity": null, "client_self_select": false, "state": "DC", "state_display": "District of Columbia", "country": "US", "country_display": "United States of America", "ppb_state": "DC", "ppb_state_display": "District of Columbia", "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "2022-03-10", "registrant": { "id": 314237, "url": "https://lda.senate.gov/api/v1/registrants/314237/?format=api", "house_registrant_id": 39145, "name": "INVARIANT LLC", "description": "Government relations firm", "address_1": "740 15th ST NW", "address_2": "5th Floor", "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": "LAURA JOSHUA", "contact_telephone": "+1 202-628-8952", "dt_updated": "2025-08-19T10:22:38.497559-04:00" } }, { "id": 204379, "url": "https://lda.senate.gov/api/v1/clients/204379/?format=api", "client_id": 1009278, "name": "ZENO POWER SYSTEMS, INC.", "general_description": "Next-generation radioisotope power systems", "client_government_entity": false, "client_self_select": null, "state": "MO", "state_display": "Missouri", "country": "US", "country_display": "United States of America", "ppb_state": "MO", "ppb_state_display": "Missouri", "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "2020-02-24", "registrant": { "id": 32098, "url": "https://lda.senate.gov/api/v1/registrants/32098/?format=api", "house_registrant_id": 31355, "name": "K&L GATES, LLP", "description": "Law firm", "address_1": "1601 K Street, NW", "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": "DINA KERLEY", "contact_telephone": "+1 202-661-3767", "dt_updated": "2025-07-24T15:48:53.393892-04:00" } }, { "id": 64422, "url": "https://lda.senate.gov/api/v1/clients/64422/?format=api", "client_id": 64422, "name": "ZENO POWER SYSTEMS, INC.", "general_description": "Commercial radioisotope power systems", "client_government_entity": null, "client_self_select": false, "state": "DC", "state_display": "District of Columbia", "country": "US", "country_display": "United States of America", "ppb_state": "DC", "ppb_state_display": "District of Columbia", "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "2025-01-15", "registrant": { "id": 401109275, "url": "https://lda.senate.gov/api/v1/registrants/401109275/?format=api", "house_registrant_id": null, "name": "NEW HILL CONSULTING LLC", "description": null, "address_1": "7160 Westfield Ct", "address_2": null, "address_3": null, "address_4": null, "city": "Alexandria", "state": "VA", "state_display": "Virginia", "zip": "22306", "country": "US", "country_display": "United States of America", "ppb_country": "US", "ppb_country_display": "United States of America", "contact_name": "JACQUELINE TOTH", "contact_telephone": "+1 610-428-2276", "dt_updated": "2025-08-20T10:58:50.684332-04:00" } }, { "id": 114875, "url": "https://lda.senate.gov/api/v1/clients/114875/?format=api", "client_id": 1002680, "name": "ZENO POWER SYSTEMS", "general_description": "power system developer", "client_government_entity": false, "client_self_select": null, "state": "VA", "state_display": "Virginia", "country": "US", "country_display": "United States of America", "ppb_state": "VA", "ppb_state_display": "Virginia", "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "2019-12-01", "registrant": { "id": 10800, "url": "https://lda.senate.gov/api/v1/registrants/10800/?format=api", "house_registrant_id": 31822, "name": "INNOVATIVE FEDERAL STRATEGIES, LLC", "description": "government relations", "address_1": "511 C Street NE", "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": "WILLIAM TATUM", "contact_telephone": "+1 202-347-5990", "dt_updated": "2025-07-24T11:41:51.903421-04:00" } }, { "id": 110843, "url": "https://lda.senate.gov/api/v1/clients/110843/?format=api", "client_id": 1178, "name": "ZENO GROUP", "general_description": null, "client_government_entity": null, "client_self_select": null, "state": "DC", "state_display": "District of Columbia", "country": "US", "country_display": "United States of America", "ppb_state": "DC", "ppb_state_display": "District of Columbia", "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "2005-07-01", "registrant": { "id": 7565, "url": "https://lda.senate.gov/api/v1/registrants/7565/?format=api", "house_registrant_id": 32403, "name": "BUTERA & ANDREWS", "description": "Law/Lobbying Firm", "address_1": "1301 Pennsylvania Ave., NW", "address_2": "Suite 500", "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": "RYAN ISRAEL", "contact_telephone": "+1 202-203-1020", "dt_updated": "2022-04-06T16:07:14.715534-04:00" } }, { "id": 177969, "url": "https://lda.senate.gov/api/v1/clients/177969/?format=api", "client_id": 1003430, "name": "ZENN MOTOR COMPANY", "general_description": "Manufacturer of electric cars", "client_government_entity": null, "client_self_select": null, "state": null, "state_display": null, "country": "", "country_display": "* Undetermined", "ppb_state": null, "ppb_state_display": null, "ppb_country": "", "ppb_country_display": "* Undetermined", "effective_date": "2007-08-09", "registrant": { "id": 292130, "url": "https://lda.senate.gov/api/v1/registrants/292130/?format=api", "house_registrant_id": 37250, "name": "DEFENSE PRODUCTS MARKETING, INC.", "description": "Marketing consulting firm", "address_1": "2001 JEFFERSON DAVIS HWY #1100", "address_2": null, "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": "", "contact_telephone": "", "dt_updated": "2022-01-13T14:55:04.301701-05:00" } }, { "id": 144582, "url": "https://lda.senate.gov/api/v1/clients/144582/?format=api", "client_id": 633, "name": "ZENITH INSURANCE CO", "general_description": null, "client_government_entity": null, "client_self_select": null, "state": "CA", "state_display": "California", "country": "US", "country_display": "United States of America", "ppb_state": "CA", "ppb_state_display": "California", "ppb_country": "US", "ppb_country_display": "United States of America", "effective_date": "2003-01-15", "registrant": { "id": 35800, "url": "https://lda.senate.gov/api/v1/registrants/35800/?format=api", "house_registrant_id": 30770, "name": "THE SMITH-FREE GROUP, LLC", "description": "Government relations and business consulting", "address_1": "1001 G Street NW", "address_2": "Suite 375 West", "address_3": null, "address_4": null, "city": "Washington", "state": "DC", "state_display": "District of Columbia", "zip": "20001", "country": "US", "country_display": "United States of America", "ppb_country": "US", "ppb_country_display": "United States of America", "contact_name": "JOHN CHRISTIE", "contact_telephone": "+1 202-393-4760", "dt_updated": "2025-07-30T11:09:58.840380-04:00" } }, { "id": 55640, "url": "https://lda.senate.gov/api/v1/clients/55640/?format=api", "client_id": 55640, "name": "ZENITH AEROSPACE", "general_description": "Aviation and Aerospace Component Manufacturing", "client_government_entity": null, "client_self_select": false, "state": "CA", "state_display": "California", "country": "US", "country_display": 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