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Retirement plans in South Dakota, A to Z

218 plans with a filing address in South Dakota have a page.

PlanSponsorCityStateTypeParticipants
1st Financial Bank USA Profit Sharing Plan & Trust1st Financial Bank USADakota DunesSDDC318
401(k) SimplifiedAdvisortrust, Inc.Sioux FallsSDDC633
401(k) Simplified FlexibleAdvisortrust, Inc.Sioux FallsSDDC5,743
403(b) Thrift Plan for Employees of Inter-Lakes Community Action Partnership, Inc.Inter-Lakes Community ActionMadisonSDDC195
403(b) Thrift Plan of LifequestLifequestMitchellSDDC245
Action Mechanical, Inc. 401(k) Profit Sharing PlanAction Mechanical, Inc.Rapid CitySDDC106
Adams Thermal Systems Retirement Savings PlanAdams Thermal Systems Inc.CantonSDDC308
Advantage 401(k) Program Pooled Employer PlanAdvisortrust, Inc.Sioux FallsSDDC169
Aerostar International, LLC 401(k) PlanAerostar International, LLCSioux FallsSDDC395
American Bank & Trust 401(k) Profit Sharing PlanAmerican Bank & TrustSioux FallsSDDC283
Ana-Fam Employee Retirement PlanAna-Fam, Inc.Sioux FallsSDDC113
Assetmark Pooled Employer PlanAdvisortrust, Inc.Sioux FallsSDDC1,263
Associated General Contractors of SD 401(k) Profit Sharing PlanAgc of South DakotaSioux FallsSDDC2,021
Avera Heart Hospital of South Dakota 401(k) PlanHeart Hospital of South Dakota, LLC Avera Heart Hospital South DakotaSioux FallsSDDC809
Bakers Local No 433 Pension PlanBakers' Local No 433 Pension PlanNorth Sioux CitySDDB778
Bankwest 401(k) PlanBankwest, Inc.PierreSDDC516
Bierschbach Equipment & Supply Co., Inc. Employee Stock Ownership PlanBierschbach Equipment & Supply Co., Inc.Sioux FallsSDDC117
Big D Oil 401(k) PlanBig D Oil Co.Rapid CitySDDC262
Big Stone Therapies, Inc. Retirement PlanBig Stone Therapies, Inc.Big Stone CitySDDC632
Billion Motors, Inc. Salary Deferral 401(k) PLNBillion Motors, Inc.Sioux FallsSDDC1,374
Black Hills Corporation 401(k) Retirement Savings PlanBlack Hills CorporationRapid CitySDDC3,686
Black Hills Federal Credit Union 401(k) PlanBlack Hills Federal Credit UnionRapid CitySDDC470
Black Hills Orthopedic and Spine Center 401(k) Profit Sharing PlanBlack Hills Orthopedic and Spine CenterRapid CitySDDC212
Black Hills Regional Eye Institute 401(k) Plan and TrustBlack Hills Regional EyeRapid CitySDDC153
Black Hills Retirement PlanBlack Hills CorporationRapid CitySDDB1,603
Black Hills Surgical Hospital 401(k) and Profit Sharing PlanBlack Hills Surgical Hospital, LLPRapid CitySDDC614
Buffalo Ridge Concrete, Inc. 401(k) Plan and TrustBuffalo Ridge Concrete, Inc.CrooksSDDC156
Carsforsale 401(k)Carsforsale.comSioux FallsSDDC164
C&B Operations, LLC Retirement Savings PlanC&B Operations, LLCGettysburgSDDC1,188
Children's Home Society of South Dakota Retirement PlanChildrens Home Society of South DakotaSioux FallsSDDC461
Cnos, PC 401(k) Profit Sharing PlanCnos, PCDakota DunesSDDC382
Coastal Detention Holdings, LLC 401(k) PlanTrussbilt, LLCHuronSDDC311
Consumers Supply Distributing LLC 401(k) PlanConsumers Supply Distributing LLCNorth Sioux CitySDDC284
Co-Op 401(k) PlanCBH Co-OpSturgisSDDC145
Co-Op 401(k) PlanCentral Farmers CooperativeMarionSDDC212
Cortrust Bank 401(k) PlanCortrust Bank NAMitchellSDDC310
Cortrust Bank Employee Stock Ownership Plan and TrustCortrust Bank NAMitchellSDDC369
Coteau Des Prairies Hospital and Clinic Employees Retirement PlanCoteau Des Prairies Hospital and ClinicSissetonSDDC221
Dacotah Banks, Inc. 401(k) Savings PlanDacotah Banks, Inc.AberdeenSDDC768
Dakotabilities 401(k) Retirement PlanDakotabilities, Inc.Sioux FalllsSDDC193
Dakotaland Federal Credit Union 401(k) Plan & TrustDakotaland Federal Credit UnionHuronSDDC240
Dakota Provisions, LLC 401(k) PlanDakota Provisions, LLCHuronSDDC899
Dakota Wesleyan University Defined Contribution PlanDakota Wesleyan UniversityMitchellSDDC305
Daktronics, Inc. 401(k) PlanDaktronics, Inc.BrookingsSDDC2,610
Design Solutions & Integration Inc. Employee Stock Ownership PlanDesign Solutions & Integration Inc.Sioux FallsSDDC114
Diamond Mowers 401(k) PlanDiamond Mowers, LLCSioux FallsSDDC201
Dlorah, Inc. 401(k) PlanDlorah, Inc.Rapid CitySDDC270
Dow Rummel Village 403(b) PlanRummel Memorial Home, Inc.Sioux FallsSDDC337
Electronic Systems Inc. 401(k) Profit Sharing PlanElectronic Systems Inc.Sioux FallsSDDC233
Embe Retirement Savings PlanEmbeSioux FallsSDDC165
Empirical 401(k) and Profit Sharing PlanEmpirical Technology, Inc.Dakota DunesSDDC1,641
Employee Benefit Plan of Mobridge Regional HospitalMobridge Regional HospitalMobridgeSDDC313
Falcon Plastics, Inc. 401(k) Salary Savings PlanFalcon Plastics, Inc.BrookingsSDDC328
Fall River Health Services 403(b) PlanFall River Health ServicesHot SpringsSDDC249
Fimco, Inc. 401(k) Savings PlanFimco, Inc.North Sioux CitySDDC423
First Dakota Financial Corporation 401(k) PlanFirst Dakota Financial CorporationYanktonSDDC485
First Dakota Title 401(k) PlanFirst Dakota Title Limited PartnershipSioux FallsSDDC166
First Fidelity 401(k) Retirement Savings PlanFirst Fidelity BankBurkeSDDC144
First Rate Excavate Inc. Employee Stock Ownership PlanFirst Rate Excavate, Inc.Sioux FallsSDDC122
Fishback Financial Corporation 401(k) Profit Sharing PlanFirst Bank & TrustBrookingsSDDC970
Fishback Financial Corporation Employee Stock Ownership PlanFishback Financial CorporationBrookingsSDDC874
Freeman Regional Health Services 403(b) PlanFreeman Regional Health ServicesFreemanSDDC256
Frisbee's Inc. 401(k) PlanFrisbees, Inc.Sioux FallsSDDC162
FSST 401(k) PlanFlandreau Santee Sioux TribeFlandreauSDDC787
Full Circle AG 401(k) PlanFull Circle AGBrittonSDDC114
Furniture Mart USA, Inc. Employee Profit Sharing 401(k) PlanFurniture Mart USA, Inc.Sioux FallsSDDC1,226
Gage Bros. Employee Stock Ownership PlanGage Bros. Concrete Products, Inc.Sioux FallsSDDC402
Gage Brothers Concrete Products, Inc. 401(k) PlanGage Brothers Concrete Products Inc.Sioux FallsSDDC287
GCC Dacotah, Inc. Defined Benefit Pension PlanGCC Dacotah, Inc.Rapid CitySDDB213
Glacial Lakes Energy, LLC 401(k) PlanGlacial LakesWatertownSDDC229
Global Wireless 401(k) PlanGlobal Wireless, Inc.Sioux FallsSDDC320
GMG LLC 401(k)GMG LLCSioux FallsSDDC169
Good Samaritan Society 401(k) PlanThe Evangelical Lutheran Good Samaritan SocietySioux FallsSDDC12,692
Gpac, LLC 401(k) PlanGpac, LLCSioux FallsSDDC358
Graham Tire Company 401(k) Profit Sharing PlanT Graham CompaniesSioux FallsSDDC265
Grand Prairie Foods 401(k) PlanGrand Prairie FoodsSioux FallsSDDC247
Grossenburg Implement, Inc. Retirement Savings PlanGrossenburg Implement, Inc.WinnerSDDC314
Harms Oil Company 401(k) PlanHarms Oil CompanyBrookingsSDDC463
Harvard Integrations 401(k) PlanHarvard Integrations, LPTeaSDDC368
Hayloft Property Management Co. 401(k) Profit Sharing PlanHayloft Property Management Co.TeaSDDC128
Hefty Seed Company 401(k) Plan and TrustAgronomy Sciences, LLC DBA Hefty Seed CompanyBalticSDDC225
Hegg Companies, Inc. 401(k) ProfitHegg Companies, Inc.Sioux FallsSDDC319
Horizon Health Care, Inc. Retirement and Investment 401(k) PlanHorizon Health Care, Inc.HowardSDDC437
Hotel Retirement Systems Profit Sharing Plan and TrustRegency Hotel Management, LLCSioux FallsSDDC3,589
Howe, Inc. 401(k) PlanHowe, Inc.Sioux FallsSDDC203
Huron Area Center for Independence 403(b) PlanHuron Area Center for IndependenceHuronSDDC266
Huron Regional Medical Center, Inc. Employee Retirement PlanHuron Regional Medical Center, Inc.HuronSDDC446
Independent Pooled Employer PlanAdvisortrust, Inc.Sioux FallsSDDC253
Innovative Systems, LLC 401(k) PlanInnovative Systems, LLCMitchellSDDC225
Issues Management, Inc. 401(k) PlanIssues Management, Inc.Sioux FallsSDDC1,028
JDS Industries, Inc. 401(k) PlanJDS Industries, Inc.Sioux FallsSDDC320
JDS Industries, Inc. Employee Stock Ownership PlanJDS Industries, Inc.Sioux FallsSDDC282
Jenkins Living Center Inc. 401(k) Retirement PlanJenkins Living Center Inc.WatertownSDDC157
Johnson Feed, Inc. 401(k) Profit Sharing PlanJohnson Feed, Inc.CantonSDDC379
Journey Group 401(k) PlanJourney Group CompaniesSioux FallsSDDC419
Karl's, Inc. 401(k) PlanKarls TV & Appliance Inc.GregorySDDC449
Karl's Inc. Employee Stock Ownership Plan and TrustKarl's, Inc.GregorySDDC454
Kelly Inns, Ltd. Profit Share PlanKelly Inns, Ltd.Sioux FallsSDDC420
Ken's Supermarkets, Inc. 401(k) Retirement PlanKen's Supermarkets, Inc.AberdeenSDDC139
Kessler's, Inc. 401(k) Retirement PlanKesslers, Inc.AberdeenSDDC147
Ketel Thorstenson, LLP 401(k) Profit Sharing PlanKetel Thorstenson, LLPRapid CitySDDC182
Krohmer Plumbing Employee 401(k) PlanKrohmer PlumbingMitchellSDDC130
Lantis Enterprises, Inc. 401(k) PlanLantis Enterprises, Inc.SpearfishSDDC301
Lewis & Clark Behavioral Health Services, Inc. Safe Harbor 401(k) PlanLewis & Clark Behavioral Health Services, Inc.YanktonSDDC276
Lewis Drugs, Inc. 401(k) PlanLewis Drugs, Inc.Sioux FallsSDDC1,324
L. G. Everist, Inc. 401(k) PlanL.G. Everist, IncorporatedSioux FallsSDDC568
Liberty Motors, Inc. 401(k) PlanLiberty Motors, Inc.Rapid CitySDDC135
Lifescape 401(k) Retirement PlanLifescapeSioux FallsSDDC1,307
Liv Employee Benefits 401(k) Profit Sharing Plan and TrustLiv Employee Benefits, LLCRapid CitySDDC966
Lloyd Companies 401(k) Plan and TrustLloyd Companies, Inc.Sioux FallsSDDC448
Lunchtime Solutions, Inc. 401(k) PlanLunchtime Solutions, Inc.Dakota DunesSDDC920
Lutheran Social Services of South Dakota Retirement PlanLutheran Social Services of South DakotaSioux FallsSDDC436
Lynn's, Inc. Retirement Savings PlanLynn's, Inc.Rapid CitySDDC354
Madison Community Hospital Employees' Retirement PlanMadison Community HospitalMadisonSDDC295
Madison Community Hospital Tax Deferred Annuity PlanMadison Community HospitalMadisonSDDC269
Malloy Electric 401(k) Retirement Savings PlanDMG, Incorporated DBA Malloy ElectricSioux FallsSDDC270
Marmen Energy Co. 401(k) PlanMarmen Energy Co.BrandonSDDC279
Masaba, Inc. 401(k) Retirement PlanMasaba, Inc.VermillionSDDC167
McKie Ford Lincoln, Inc. & Affiliates 401(k) PlanMcKie Ford Lincoln, Inc. & AffiliatesRapid CitySDDC253
M.G. Oil Company 401(k) PlanM.G. Oil CompanyRapid CitySDDC711
Midstates, Inc. 401(k) Retirement Plan and TrustMidstates, Inc.AberdeenSDDC268
Midwest Alarm Company Inc. 401(k) PlanMidwest Alarm Company, Inc.Sioux FallsSDDC546
Midwestern Mechanical Employee Stock Ownership PlanMidwestern Mechanical, Inc.Sioux FallsSDDC306
Midwestern Mechanical, Inc. 401(k) Profit Sharing PlanMidwestern Mechanical, Inc.Sioux FallsSDDC360
Midwest Railcar Repair Retirement Security Partnership PlanMidwest Railcar Repair, Inc.BrandonSDDC162
Montgomery's 401(k) PlanMontgomery's Furniture, Inc.MadisonSDDC135
Monument Health, Inc. 403(b) PlanMonument Health, Inc.Rapid CitySDDC8,710
Monument Health, Inc. Pension PlanMonument Health, Inc.Rapid CitySDDB4,170
Moyle Petroleum Company Profit Sharing and 401(k) PlanMoyle Petroleum CompanyRapid CitySDDC407
Muth Electric, Inc. 401(k) Retirement PlanMuth Electric Inc.MitchellSDDC609
My 401(k) Retirement Plan (Formerly Avera Health Program Pension Plan)Avera Health Plans, Inc.Sioux FallsSDDC500
North American Truck & Trailer, Inc. 401(k) PlanNorth American Truck & Trailer, Inc.Sioux FallsSDDC373
North Central Heart Institute 401(k) Profit Sharing PlanNorth Central Heart Institute, P.A.Sioux FallsSDDC100
O'Connor Company 401(k) Retirement PlanO'Connor Company, Inc.Sioux FallsSDDC187
Olson Oil Company 401(k) Profit Sharing PlanOlson Oil CompanySioux FallsSDDC363
Ophthalmology, Ltd. Profit Sharing PlanOphthalmology, Ltd.Sioux FallsSDDC108
Orthopedic Institute Prfot Sharing and Retirement Savings PlanOrthopedic InstituteTeaSDDC331
Our Home, Inc. 401(k) Profit Sharing PlanOur Home, Inc.HuronSDDC153
Pathward, National Association 401(k) PlanPathward, National AssociationSioux FallsSDDC1,472
Performance Bankers, Inc. Retirement Savings PlanPerformance Bankers, Inc.PierreSDDC905
Persona Signs, LLC 401(k) Retirement Savings PlanPersona Signs, LLCWatertownSDDC504
Pete Lien & Sons, Inc. Profit SHARING/401(K) PlanPete Lien & Sons, Inc.Rapid CitySDDC534
Philip Health Services, Inc. Retirement PlanPhilip Health Services, Inc.PhilipSDDC134
Pioneer Bank & Trust Employees Profit Sharing Retirement PlanPioneer Bank & TrustSpearfishSDDC161
Pioneer Memorial Retirement PlanPioneer Memorial Hospital & Health ServicesViborgSDDC188
Plains Commerce Bank Retirement PlanPlains Commerce BankSioux FallsSDDC563
Platte Health Center 403(b) PlanPlatte Health CenterPlatteSDDC193
Poet 401(k) PlanPoet Biorefining LLCSioux FallsSDDC3,126
Prairie Lakes Healthcare System 403(b) PlanPrairie Lakes Healthcare SystemWatertownSDDC942
Prairie Wind Casino 401(k) PlanPrairie Wind CasinoPine RidgeSDDC145
Premier 401(k) PlanFirst Premier BankSioux FallsSDDC2,088
Primrose Retirement PlanPrimrose Retirement CommunitiesAberdeenSDDC1,433
Prince Manufacturing Corporation 401(k) Retirement PlanPrince Manufacturing CorporationNorth Sioux CitySDDC253
Push Pedal Pull, Inc. 401(k) PlanPush Pedal Pull, Inc.Sioux FallsSDDC125
Rapid City Medical Center 401(k) PlanRapid City Medical Center, LLPRapid CitySDDC592
Ras 401(k) PlanRisk Administration Services, Inc.Sioux FallsSDDC222
Renew Energy, Inc. Employee Stock Ownership PlanRenew Energy, Inc.Sioux FallsSDDC216
Re/spec Inc. Employee 401(k) Retirement PlanRe/spec Inc.Rapid CitySDDC640
Re/spec Inc. Employee Stock Ownership PlanRe/spec Inc.Rapid CitySDDC660
Riddle's Group, Inc. Retirement Savings PlanRiddle's Group, Inc.Rapid CitySDDC748
Rosenbauer America, LLC 401(k) Profit Sharing PlanRosenbauer South Dakota, LLCLyonsSDDC907
Schull Construction Co. Profit Sharing Plan With 401(k) FeatureSchull Construction CompanySioux FallsSDDC198
Scull Construction 401(k) Savings PlanScull Construction Service, Inc.Rapid CitySDDC232
Security First Bank 401(k) PlanSecurity First BankRapid CitySDDC357
Shawd Neighborhood Clinic 401(k) PSPShawd Neighborhood Clinic Management, Inc.Sioux FallsSDDC233
Showplace Wood Products, Inc. 401(k) Retirement PlanShowplace Wood Products, Inc.HarrisburgSDDC707
Showplace Wood Products, Inc. Employee Stock Ownership PlanShowplace Wood Products, Inc.HarrisburgSDDC709
Shur-Co, LLC 401(k) PlanShur-Co, LLCYanktonSDDC537
Silencer Central 401(k) PlanBmaddox Enterprises LLCSioux FallsSDDC191
Sioux Falls Christian Schools Association 401(k) PlanSioux Falls Christian Schools AssociationSioux FallsSDDC166
Sioux Falls Ford, Inc. 401(k) PlanSioux Falls Ford, Inc.Sioux FallsSDDC475
Sioux Falls Specialty Hospital 401(k) Retirement PlanSioux Falls Specialty HospitalSioux FallsSDDC494
Siouxland Surgery Center LP DBA Surgical Dunes Center 401(k) Retirement PlanSiouxland Surgery Center Limited PartnershipDakota DunesSDDC349
Sioux Nation 401(k) PlanSioux Nation Holdings, Inc.Sioux FallsSDDC115
Sioux Steel Company 401(k) Profit Sharing PlanSioux Steel CompanySioux FallsSDDC279
Sonifi Solutions, Inc. 401(k) PlanSonifi Solutions, Inc.Sioux FallsSDDC761
South Dakota Associations of Community-Based Human Services Retirement PlanSouth Dakota Council of Community Behavioral HeaPierreSDDC2,043
South Dakota Network, LLC 401(k) PlanSouth Dakota Network, LLCSioux FallsSDDC169
South Dakota Soybean Processors LLC 401(k) Retirement PlanSouth Dakota Soybean Processors LLCVolgaSDDC173
Southeastern Behavioral Healthcare 403(b) PlanSoutheastern Behavioral HealthcareSioux FallsSDDC363
Stan Houston Equipment Company, Inc. 401(k) PlanStan Houston Equipment Company, Inc.Sioux FallsSDDC210
St. Benedict Health Center Employees Pension PlanST Benedict Health CenterParkstonSDDC143
ST Benedict Health Center Tax Deferred Annuity PlanST Benedict Health CenterParkstonSDDC139
Sterling Computers Retirement Savings PlanSterling Computers CorporationNorth Sioux CitySDDC459
Strategic Pooled Employer PlanAdvisortrust, Inc.Sioux FallsSDDC125
Sullivan, Inc. 401(k) Profit Sharing PlanSullivan, Inc.Sioux FallsSDDC155
Surgical Centers 401(k) Retirement PlanSurgical Management Professionals, LLCSioux FallsSDDC485
Tak Broadband, LLC 401(k) PlanTak Broadband, LLCSioux FallsSDDC641
The Capital Group Master Retirement PlanAdvisortrust, Inc.Sioux FallsSDDC221
The First National Bank in Sioux Falls Employees Profit Sharing PlanThe First National Bank in Sioux FallsSioux FallsSDDC422
The Koehler Organization 401(k) PlanThe Koehler OrganizationAberdeenSDDC384
The Ramkota Companies, Inc. Employee Stock Ownership Plan and TrustThe Ramkota Companies, Inc.Sioux FallsSDDC218
Thermo Bond Buildings LLC 401(k) PlanThermo Bond Buildings LLCElk PointSDDC157
Trail King Industries Employees' Retirement Savings PlanTrail King Industries, Inc.MitchellSDDC807
Transource Truck & Equipment, Inc. 401(k) PlanTransource Truck & Equipment, Inc.Sioux FallsSDDC200
T & R Electric Supply Co. 401(k) PlanT & R Electric Supply Co., Inc.ColmanSDDC352
Trident Fund Services, INC.401(K) PlanTrident Trust Company (South Dakota) Inc.Sioux FallsSDDC151
Ubg 401(k) - AgtegraAgtegra CooperativeAberdeenSDDC1,112
United Vending & Food Service Employee Stock Ownership PlanHeroes, Inc.North Sioux CitySDDC167
University of Sioux Falls 403(b) PlanUniversity of Sioux FallsSioux FallsSDDC537
Urology Specialists, Chartered 401(k) Profit Sharing PlanUrology Specialists, CharteredSioux FallsSDDC110
Valley Queen Cheese Factory, Inc. 401(k) Profit Sharing PlanValley Queen Cheese Factory, Inc.MilbankSDDC484
Valley Queen Company Stock Profit Sharing Plan and TrustValley Queen Cheese Factory, Inc.MilbankSDDC430
Vance Thompson Vision Clinic, Prof. LLC 401(k) Profit Sharing PlanVance Thompson Vision Clinic, Prof. LLCSioux FallsSDDC550
Vantage Point Solutions 401(k) PlanVantage Point Solutions, Inc.MitchellSDDC412
Vern Eide Motorcars, Inc. 401(k) PlanVern Eide Motorcars, Inc.Sioux FallsSDDC624
Viaflex 401(k) PlanViaflex, Inc.Sioux FallsSDDC640
Viessman Group Employees 401(k) and Profit Sharing PlanCliff Viessman, Inc.GarySDDC489
Vision Care Associates 401(k) PlanVision Care Associates LLPAberdeenSDDC139
Volunteers of America, Dakotas 401(k) PlanVolunteers of America, DakotasSioux FallsSDDC253
VPS Employee Stock Ownership PlanVantage Point Solutions, Inc.MitchellSDDC452
Westhills Village 401(k) Retirement Savings PlanPresbyterian Retirement Village of Rapid City, Inc. DBA Westhills VillRapid CitySDDC225
Wheeler Manufacturing Co., Inc. Profit SHARING/401(K) TrustWheeler Manufacturing Co., Inc.LemmonSDDC123
Winner Regional Healthcare Center Tax Deferred Annuity PlanWinner Regional Healthcare CenterWinnerSDDC221
Woodland Cabinetry, Inc. Employee Stock Ownership PlanWoodland Cabinetry, Inc.SissetonSDDC162
Yankton Medical Clinic P.C. Profit Sharing Plan & TrustYankton Medical Clinic P.C.YanktonSDDC443
Youth & Family Services, Inc. Retirement & 401(k) PlanYouth & Family Services, Inc.Rapid CitySDDC182
ZB Davis 401(k) PlanPrimary Surgical, Inc.Sioux FallsSDDC127

Provenance

Source: U.S. Department of Labor, Employee Benefits Security Administration, Form 5500 research files, public domain, with filings received through 24 Sep 2026. The list places a plan in the state of the sponsor's filing address. The list covers plans with 100 or more participants in the latest filing on record. See the methodology.