WESTAT, INC.
Federal contractor profile
Total Awards
252
Total $
$2.2B
Top Agency
Department of Health and Human Services
NAICS Count
10
Total Awards
252
Total Obligated
$2.2B
Agencies Served
10
Expiring Contracts
55
Top Agencies
| Agency | Awards | Total Obligated |
|---|---|---|
| Department of Health and Human Services | 150 | $1.6B |
| Social Security Administration | 3 | $152.8M |
| Department of Education | 12 | $149.9M |
| National Science Foundation | 11 | $68.6M |
| Department of Transportation | 4 | $67.5M |
| Department of Agriculture | 15 | $35.6M |
| Department of Labor | 19 | $23.2M |
| Equal Employment Opportunity Commission | 4 | $18.4M |
| Department of the Interior | 15 | $16.7M |
| Department of Commerce | 6 | $13.8M |
Top NAICS Codes
| NAICS Code | Description | Awards |
|---|---|---|
| 541611 | - | 118 |
| 518210 | - | 28 |
| 541720 | RESEARCH AND DEVELOPMENT IN THE SOCIAL SCIENCES AND HUMANITIES | 10 |
| 541820 | PUBLIC RELATIONS AGENCIES | 10 |
| 541715 | RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT NANOTECHNOLOGY AND BIOTECHNOLOGY) | 9 |
| 541511 | - | 5 |
| 541513 | - | 5 |
| 541690 | OTHER SCIENTIFIC AND TECHNICAL CONSULTING SERVICES | 4 |
| 541990 | ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICES | 4 |
| 541219 | OTHER ACCOUNTING SERVICES | 2 |
Expiring Contracts (55)
75Q80120F32001131 days remaining
TASK ORDER 1 FOR CORE SURVEY WORK (CLIN0001) AND OPTIONAL SURVEY ADD-ONS (CLIN0002)
Department of Health and Human Services|Expires Nov 30, 2026
$181.8M
75N92021F0022931 days remaining
NHLBI TRANS-OMICS FOR PRECISION MEDICINE (TOPMED) ADMINISTRATIVE COORDINATING CENTER (ACC)
Department of Health and Human Services|Expires Aug 22, 2026
$16.7M
75Q80123F80005191 days remaining
THE CAHPS AND SOPS PROGRAMS PROVIDE EVIDENCE AND DATA TO INFORM RESEARCHERS AND OTHERS ON PATIENT EXPERIENCE OF CARE AND PATIENT SAFETY CULTURE, AND SUPPORT QUALITY IMPROVEMENT EFFORTS.
Department of Health and Human Services|Expires Jan 29, 2027
$16.6M
75S20322F4200469 days remaining
THE PURPOSE OF THE CSAP: PROGRAM EVALUATION, EFFECTIVENESS AND REVIEW SERVICES (CSAP-PEERS) IS TO CONDUCT DATA COLLECTION AND ANALYSIS FOR PREVENTION PROGRAMS WITHIN THE CENTER FOR SUBSTANCE ABUSE PREVENTION (CSAP). THIS IS A TASK ORDER CONTRACT THA
Department of Health and Human Services|Expires Sep 29, 2026
$15.5M
75D30122F14227374 days remaining
TECHNICAL ASSISTANCE FOR SCHOOL HEALTH PROFILES AND YOUTH RISK BEHAVIOR SURVEYS
Department of Health and Human Services|Expires Jul 31, 2027
$15.3M
75N94023F00002130 days remaining
"CORE NICHD NETWORK CLINICAL SITE SUPPORT FOR IMPAACT RELATED STUDIES"
Department of Health and Human Services|Expires Nov 29, 2026
$13.1M
75D30122F142279 days remaining
TECHNICAL ASSISTANCE FOR SCHOOL HEALTH PROFILES AND YOUTH RISK BEHAVIOR SURVEYS
Department of Health and Human Services|Expires Jul 31, 2026
$12.0M
75N94023F00001130 days remaining
"SUPPORT SERVICES FOR THE HIV AIDS CLINICAL TRIAL NETWORKS"
Department of Health and Human Services|Expires Nov 29, 2026
$11.0M
12319820F006267 days remaining
THIS IS FOR THE FOURTH ACCESS, PARTICIPATION, AND ELIGIBILITY STUDY (APEC-IV)
Department of Agriculture|Expires Sep 27, 2026
$10.0M
75N94023F00001130 days remaining
"SUPPORT SERVICES FOR THE HIV AIDS CLINICAL TRIAL NETWORKS"
Department of Health and Human Services|Expires Nov 29, 2026
$9.9M
693JJ924F000005176 days remaining
ISSUE A NEW TASK ORDER FOR THE OCCUPANT PROTECTION SURVEYS. THIS REPLACES PR 693JJ923RQ000025
Department of Transportation|Expires Jan 14, 2027
$8.9M
75N91021F0021024 days remaining
CALL ORDER BASE PERIOD FOR PROFESSIONAL SUPPORT FOR CANCER CONTROL AND POPULATION BASED RESEARCH NIH/NCI/DCCPS SURVEILLANCE RESEARCH PROGRAM
Department of Health and Human Services|Expires Aug 15, 2026
$8.2M
75D30122F1568899 days remaining
OUTREACH, RECRUITMENT AND COLLECTION OF ADMINISTRATIVE CLAIMS FOR THE 2023-2027 NATIONAL HOSPITAL CARE SURVEY (2025 NHCS)
Department of Health and Human Services|Expires Oct 29, 2026
$8.0M
75N91023F0000440 days remaining
CLINICAL, GENETIC, AND EPIDEMIOLOGICAL SUPPORT SERVICES TASK ORDER
Department of Health and Human Services|Expires Aug 31, 2026
$7.5M
75D30126F2074870 days remaining
VIRTUAL SARS-COV-2, INFLUENZA, AND OTHER RESPIRATORY VIRUSES NETWORK (VISION 2.3)
Department of Health and Human Services|Expires Sep 30, 2026
$6.6M
75ACF121F8003866 days remaining
GIVEN THE CHALLENGES THAT HAVE BEEN IDENTIFIED TO BUILDING THE EVIDENCE FOR PROGRAMS SERVING YOUTH IN OR TRANSITIONING OUT OF FOSTER CARE, TRADITIONAL APPROACHES FOR CONDUCTING LARGE-SCALE IMPACT EVALUATIONS MAY NOT BE SUITABLE OR FEASIBLE. THE INTEN
Department of Health and Human Services|Expires Sep 26, 2026
$4.7M
75N91025F00073369 days remaining
WESTAT: GLOBAL SUPPORT FOR DCCPS, POP 7/27/25-7/26/26
Department of Health and Human Services|Expires Jul 26, 2027
$4.7M
1605C222F00037382 days remaining
WORKER SURVEY
Department of Labor|Expires Aug 8, 2027
$4.3M
75P00122F3702169 days remaining
17TH NATIONAL SURVEY OF OLDER AMERICANS ACT PARTICIPANTS (NSOAAP)
Department of Health and Human Services|Expires Sep 29, 2026
$4.2M
75P00122F3702169 days remaining
17TH NATIONAL SURVEY OF OLDER AMERICANS ACT PARTICIPANTS (NSOAAP)
Department of Health and Human Services|Expires Sep 29, 2026
$4.2M
75P00122F3702169 days remaining
17TH NATIONAL SURVEY OF OLDER AMERICANS ACT PARTICIPANTS (NSOAAP)
Department of Health and Human Services|Expires Sep 29, 2026
$4.2M
91990022C0064392 days remaining
TO SUPPORT COLLECTION ANALYSIS AND REPORTING OF PROGRAM PERFORMANCE EVALUATION DATA OF RTPS PART D PROGRAMS FOR THE PURPOSE OF MEETING THE REQUIREMENTS OF GPRAMA. TO PROVIDE SUPPORT AND TECH ASSISTANCE TO RTP IN IMPROVING EVALUATIONS
Department of Education|Expires Aug 18, 2027
$3.8M
75FCMC26F0006162 days remaining
THE PURPOSE OF THIS TASK ORDER IS TO OBTAIN THE SERVICES OF A QUALIFIED CONTRACTOR TO IMPLEMENT AND MONITOR THE TESTING OF A 6-YEAR MODEL FOCUSED ON REDUCING FRAUD, WASTE (INCLUDING LOW-VALUE CARE), AND ABUSE IN MEDICARE FEE-FOR-SERVICE (FFS) VIA THE
Department of Health and Human Services|Expires Dec 31, 2026
$3.6M
75FCMC26F0006162 days remaining
THE PURPOSE OF THIS TASK ORDER IS TO OBTAIN THE SERVICES OF A QUALIFIED CONTRACTOR TO IMPLEMENT AND MONITOR THE TESTING OF A 6-YEAR MODEL FOCUSED ON REDUCING FRAUD, WASTE (INCLUDING LOW-VALUE CARE), AND ABUSE IN MEDICARE FEE-FOR-SERVICE (FFS) VIA THE
Department of Health and Human Services|Expires Dec 31, 2026
$3.6M
75FCMC25FJ028543 days remaining
EVALUATION OF THE TRANSFORMING MATERNAL HEALTH MODEL (TMAH)
Department of Health and Human Services|Expires Jan 16, 2028
$3.5M
140D0423F0298252 days remaining
DIAPER DISTRIBUTION DEMONSTRATION AND RESEARCH PILOT (DDDRP)
Department of the Interior|Expires Mar 31, 2027
$3.1M
75N91023F0000164 days remaining
OCCUPATIONAL AND ENVIRONMENTAL EPIDEMIOLOGY BRANCH (OEEB), INTERDISCIPLINARY STUDIES OF OCCUPATIONAL AND ENVIRONMENTAL CANCER SUPPORT SERVICES TASK ORDER
Department of Health and Human Services|Expires Sep 24, 2026
$3.1M
49100423F0028267 days remaining
SURVEY OF SCIENCE AND ENGINEERING RESEARCH FACILITIES SURVEY CYCLES
National Science Foundation|Expires Apr 15, 2027
$2.8M
49100423F0028267 days remaining
SURVEY OF SCIENCE AND ENGINEERING RESEARCH FACILITIES SURVEY CYCLES
National Science Foundation|Expires Apr 15, 2027
$2.8M
75Q80124F8000569 days remaining
ADVANCING BEHAVIORAL HEALTH INTEGRATION THROUGH AHRQ'S ACADEMY FOR INTEGRATING BEHAVIORAL HEALTH AND PRIMARY CARE
Department of Health and Human Services|Expires Sep 29, 2026
$2.7M
75D30124F2012650 days remaining
DJS RESEARCH MONITORING AND EVALUATION SUPPORT
Department of Health and Human Services|Expires Sep 10, 2026
$2.5M
75D30123C15764449 days remaining
ART DATA COLLECTION
Department of Health and Human Services|Expires Oct 14, 2027
$2.3M
75N91024F00001235 days remaining
THE CONTRACTOR SHALL PROVIDE SERVICES TO SUPPORT, UPDATE, MAINTAIN, FURTHER DEVELOP AND REFINE THE EXISTING AUTOMATED SELF-ADMINISTERED 24-HOUR DIETARY ASSESSMENT SYSTEM (HENCEFORTH REFERRED TO AS THE ASA24 SYSTEM OR SYSTEM). THE TASKS INVOLVE KEEPIN
Department of Health and Human Services|Expires Mar 14, 2027
$2.3M
140D0423F116770 days remaining
ORDER 001 WOMEN, INFANTS, AND CHILDREN (WIC) PARTICIPANT AND PROGRAM CHARACTERISTICS STUDY (WIC PC) 2024 AGAINST BLANKET PURCHASE AGREEMENT (BPA) FOR THE USDA FOOD AND NUTRITION SERVICE (FNS) SPECIAL SUPPLEMENTAL NUTRITION PROGRAM.
Department of the Interior|Expires Sep 30, 2026
$2.2M
91990026F0008161 days remaining
PLACE-BASED TECHNICAL ASSISTANCE FOR PROMISE NEIGHBORHOODS AND FULL-SERVICE COMMUNITY SCHOOLS PROGRAMS
Department of Education|Expires Dec 30, 2026
$2.0M
75N98026F00001101 days remaining
INCLUDES ALL ACTIVITIES UNDER THE SOW, FROM DATA ANALYSIS AND PORTFOLIO REVIEW, TO DATABASE DEVELOPMENT, TO COMMUNICATIONS AND WEBSITE MANAGEMENT.
Department of Health and Human Services|Expires Oct 31, 2026
$2.0M
75ACF124F80057252 days remaining
CHAFEE HOUSE CONTINUOUS LEARNING
Department of Health and Human Services|Expires Mar 31, 2027
$1.6M
1605C222F00064431 days remaining
VETS EMPLOYMENT NAVIGATOR PORTFOLIO
Department of Labor|Expires Sep 26, 2027
$1.5M
1605C224F0003056 days remaining
ADMINISTRATIVE DATA RESEARCH AND ANALYSIS (ADRA) CONTRACT
Department of Labor|Expires Sep 16, 2026
$1.3M
75D30123F1740959 days remaining
CONTRACTOR SERVICE TO ENSURE THAT THE QUESTIONS AND QUERY PATTERNS CONTAINED IN THE BRFSS INSTRUMENT ARE THE MOST CURRENT.
Department of Health and Human Services|Expires Sep 19, 2026
$1.1M
75Q80124F32008173 days remaining
AWARD TASK ORDER 75Q80124F32008 FOR SAQ CLIN0003D2
Department of Health and Human Services|Expires Jan 11, 2027
$1.0M
140D0426F0038362 days remaining
EVIDENCE CAPACITY SUPPORT FOR THE DEPARTMENT OF HEALTH AND HUMAN SERVICES (HHS), ADMINISTRATION OF CHILDREN AND FAMILIES (ACF), OFFICE OF PLANNING, RESEARCH, AND EVALUATION (OPRE)
Department of the Interior|Expires Jul 19, 2027
$568,783.4
140D0423F0992245 days remaining
THE UNITED STATES DEPARTMENT OF AGRICULTURE (USDA) FOOD AND NUTRITION SERVICES (FNS) IS SEEKING TO BETTER UNDERSTAND THE RETAIL FOOD PURCHASES OF HOUSEHOLDS PARTICIPATING IN THE SUPPLEMENTAL NUTRITION ASSISTANCE PROGRAM (SNAP).
Department of the Interior|Expires Mar 24, 2027
$478,764
140D0423F0992245 days remaining
THE UNITED STATES DEPARTMENT OF AGRICULTURE (USDA) FOOD AND NUTRITION SERVICES (FNS) IS SEEKING TO BETTER UNDERSTAND THE RETAIL FOOD PURCHASES OF HOUSEHOLDS PARTICIPATING IN THE SUPPLEMENTAL NUTRITION ASSISTANCE PROGRAM (SNAP).
Department of the Interior|Expires Mar 24, 2027
$478,764
75Q80123F3200719 days remaining
MEPS-HC TASK ORDER 7 - CLIN0003D1 SAQ 1 FOR CANCER SURVIVORSHIP RESEARCH
Department of Health and Human Services|Expires Aug 10, 2026
$374,484
61320626F0022101 days remaining
REVISION TO STATISTICAL METHODOLOGY FOR OBTAINING NATIONAL ESTIMATES OF CONSUMER PRODUCT-RELATED INJURIES FROM ELECTRONIC HEALTH RECORDS
Consumer Product Safety Commission|Expires Oct 31, 2026
$355,757.8
75N94024F0013650 days remaining
STATISTICAL SUPPORT SERVICES FOR THE DIGITAL HEALTH & HEALTH DISPARITIES RESEARCH LABORATORY
Department of Health and Human Services|Expires Sep 10, 2026
$353,420
1232SA26P0004125 days remaining
BLAISE 4 AND 5 SOFTWARE LICENSING
Department of Agriculture|Expires Nov 24, 2026
$261,203
1232SA26P0004125 days remaining
BLAISE 4 AND 5 SOFTWARE LICENSING
Department of Agriculture|Expires Nov 24, 2026
$261,203
75F40123F19027232 days remaining
ENVIRONMENTAL CONTAMINANTS (TOXIC ELEMENTS) FOCUS GROUPS TWO WAVES (DP22)
Department of Health and Human Services|Expires Mar 11, 2027
$258,980.67
1605C525F0002170 days remaining
CONDUCT A NONRESPONSE BIAS ANALYSIS OF DATA AND ESTIMATES PRODUCED FOR THE CURRENT EMPLOYMENT STATISTICS (CES) PROGRAM.
Department of Labor|Expires Sep 30, 2026
$158,104
75F40124F1903470 days remaining
NOVEL FOODS FOCUS GROUPS
Department of Health and Human Services|Expires Sep 30, 2026
$150,609
75F40124F1903470 days remaining
NOVEL FOODS FOCUS GROUPS
Department of Health and Human Services|Expires Sep 30, 2026
$150,609
75F40124F19033221 days remaining
ECOMMERCE FOOD LABELING FOCUS GROUPS
Department of Health and Human Services|Expires Feb 28, 2027
$143,416
75F40124F19035243 days remaining
FOCUS GROUPS WITH CONSUMERS ABOUT ENVIRONMENTAL CONTAMINANTS IN FISH.
Department of Health and Human Services|Expires Mar 22, 2027
$127,531.61
All Awards
DELIVERY ORDER
TASK ORDER 1 FOR CORE SURVEY WORK (CLIN0001) AND OPTIONAL SURVEY ADD-ONS (CLIN0002)
Department of Health and Human Services75Q80120F32001$181.8M
DELIVERY ORDER
IGF::OT::IGF MEDICAL EXPENDITURE PANEL SURVEY (MEPS) - HOUSEHOLD COMPONENT (HC) SUPPORT
Department of Health and Human ServicesHHSA29032001T$179.5M
DELIVERY ORDER
IGF::OT::IGF MEDICAL EXPENDITURE PANEL SURVEY (MEPS) - HOUSEHOLD COMPONENT (HC) SUPPORT
Department of Health and Human ServicesHHSA29032001T$179.5M
COST PLUS INCENTIVE FEE
TASK ORDER 1 FOR CORE SURVEY WORK (CLIN0001) AND OPTIONAL SURVEY ADD-ONS (CLIN0002)
Department of Health and Human Services75Q80120F32001$175.9M
DELIVERY ORDER
TASK ORDER 1 FOR CORE SURVEY WORK (CLIN0001) AND OPTIONAL SURVEY ADD-ONS (CLIN0002)
Department of Health and Human Services75Q80120F32001$175.9M
DEFINITIVE CONTRACT
MEDICAL EXPENDITURE PANEL SURVEY - HOUSEHOLD COMPONENT
Department of Health and Human ServicesHHSA290201200005C$167.3M
COST PLUS FIXED FEENO SET ASIDE USED.
POPULATION ASSESSMENT OF TOBACCO AND HEALTH (PATH) STUDY PERIOD OF PERFORMANCE: 02/01/2024-01/31/2029
Department of Health and Human Services75N95024C00003$85.5M
FIRM FIXED PRICENO SET ASIDE USED.
THIS AWARD IS FOR NATIONAL ASSESSMENT OF EDUCATIONAL PROGRESS DATA COLLECTION.
Department of Education91990025C0008$76.8M
DEFINITIVE CONTRACT
EARLY INTERVENTION MENTAL HEALTH DEMONSTRATION STUDY IGF::OT::IGF
Social Security AdministrationSS001660014$76.4M
DEFINITIVE CONTRACT
EARLY INTERVENTION MENTAL HEALTH DEMONSTRATION STUDY IGF::OT::IGF
Social Security AdministrationSS001660014$76.4M
COST PLUS AWARD FEE
TASK ORDER 2 - CLIN0001 SURVEY OPTION PERIODS 1-4 - CLINS 0001B, 0001C, 0001D AND 0001E.
Department of Health and Human Services75Q80125F32002$36.9M
COST PLUS AWARD FEE
TASK ORDER 2 - CLIN0001 SURVEY OPTION PERIODS 1-4 - CLINS 0001B, 0001C, 0001D AND 0001E.
Department of Health and Human Services75Q80125F32002$36.9M
DELIVERY ORDER
IGF::OT::IGF NEW GSA TASK ORDER FOR SERVICES TO SUPPORT THE 2015 NATIONAL HOUSEHOLD TRAVEL SURVEY.
Department of TransportationDTFH6114F00113$29.2M
DELIVERY ORDER
IGF::OT::IGF NEW GSA TASK ORDER FOR SERVICES TO SUPPORT THE 2015 NATIONAL HOUSEHOLD TRAVEL SURVEY.
Department of TransportationDTFH6114F00113$29.2M
DELIVERY ORDER
SURVEY OF DOCTORATE RECIPIENTS 2019 AND 2021 CYCLES IGF::OT::IGF
National Science Foundation49100419F1027$25.9M
DELIVERY ORDER
SURVEY OF DOCTORATE RECIPIENTS 2019 AND 2021 CYCLES IGF::OT::IGF
National Science Foundation49100419F1027$25.9M
COST PLUS AWARD FEENO SET ASIDE USED.
NATIONAL ASSESSMENT OF EDUCATIONAL PROGRESS SUPPORT AND SERVICE CENTER CONTRACT FOR THE NATIONAL CENTER FOR EDUCATION STATISTICS, INSTITUTE OF EDUCATION SCIENCES, WITHIN THE DEPARTMENT OF EDUCATION
Department of Education91990019C0048$25.6M
DEFINITIVE CONTRACT
IGF::OT::IGF OTHER FUNCTIONS PROSTATE, LUNG, COLORECTAL, AND OVARIAN CANCER SCREENINGTRIAL, STUDY COORDINATING AND DATA MANAGEMENT CENTER
Department of Health and Human Services00261199209D261925476$17.1M
DELIVERY ORDER
NHLBI TRANS-OMICS FOR PRECISION MEDICINE (TOPMED) ADMINISTRATIVE COORDINATING CENTER (ACC)
Department of Health and Human Services75N92021F00229$16.7M
DELIVERY ORDER
THE CAHPS AND SOPS PROGRAMS PROVIDE EVIDENCE AND DATA TO INFORM RESEARCHERS AND OTHERS ON PATIENT EXPERIENCE OF CARE AND PATIENT SAFETY CULTURE, AND SUPPORT QUALITY IMPROVEMENT EFFORTS.
Department of Health and Human Services75Q80123F80005$16.6M
DEFINITIVE CONTRACT
TECHNICAL ASSISTANCE FOR TEACHER INCENTIVE FUND (TIF) GRANTS FUNDED UNDER THE AMERICAN RECOVERY AND REINVESTMENT ACT (ARRA)
Department of EducationEDESE10C0057$16.3M
COST PLUS AWARD FEE
THE PURPOSE OF THE CSAP: PROGRAM EVALUATION, EFFECTIVENESS AND REVIEW SERVICES (CSAP-PEERS) IS TO CONDUCT DATA COLLECTION AND ANALYSIS FOR PREVENTION PROGRAMS WITHIN THE CENTER FOR SUBSTANCE ABUSE PREVENTION (CSAP). THIS IS A TASK ORDER CONTRACT THA
Department of Health and Human Services75S20322F42004$15.5M
DELIVERY ORDER
TECHNICAL ASSISTANCE FOR SCHOOL HEALTH PROFILES AND YOUTH RISK BEHAVIOR SURVEYS
Department of Health and Human Services75D30122F14227$15.3M
DELIVERY ORDER
IGF::OT::IGF TECHNICAL ASSISTANCE FOR YOUTH RISK BEHAVIOR SURVEY AND SCHOOL HEALTH PROFILES
Department of Health and Human ServicesHHSD2002017F93487$14.1M
COST PLUS AWARD FEE
CENTER FOR BEHAVIORAL HEALTH FINANCING AND INTEGRATION (CFRI)
Department of Health and Human Services75S20322F42003$14.0M
Showing 25 of 252 awards.
Contract Vehicles
Where WESTAT, INC. wins as a prime — aggregated by the IDIQ contract vehicle each task order flows through.
Related insights
Spend by Year
Annual obligated spend trend
Top Agencies
Spend distribution by awarding agency
Related
Agencies
NAICS Codes
541611518210541720 - RESEARCH AND DEVELOPMENT IN THE SOCIAL SCIENCES AND HUMANITIES541820 - PUBLIC RELATIONS AGENCIES541715 - RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT NANOTECHNOLOGY AND BIOTECHNOLOGY)541511541513541690 - OTHER SCIENTIFIC AND TECHNICAL CONSULTING SERVICES541990 - ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICES541219 - OTHER ACCOUNTING SERVICES
Teaming Partners