Form 5500 Plan Sponsors in Illinois
Page 282 of 425 · 42,451 sponsors (2020–2025).
Obsidian Institute Of Integrative Medicine
02-0733517Harvey, IL·1 plan·2024Obstetrics & Gynecology Care Associates, S.C.
37-1030421Bloomington, IL·1 plan·2024, 2023, 2022, 2021, 2020Obstetrics, Gynecology & Infertility, S.C.
36-2701367Park Ridge, IL·1 plan·2024, 2023, 2022, 2021, 2020Oc Law Group LLC
84-4929417Chicago, IL·1 plan·2024, 2023, 2022Oca Home Network, LLC
65-1162554Carpentersville, IL·1 plan·2023, 2022, 2021, 2020Oca Ventures, LLC
20-8475707Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Ocampo Enterprises, INC.
36-4339373West Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Occhiali Ltd.
36-4420424Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Ocean Green International, INC.
56-2322586Bartlett, IL·1 plan·2024, 2023, 2022, 2021, 2020Ocean Tomo, LLC
06-1698377Chicago, IL·1 plan·2021, 2020Oceanaire, INC.
36-4151539Mount Prospect, IL·1 plan·2024, 2023, 2022, 2021, 2020Oceanm19 LLC
81-1312085Hinsdale, IL·1 plan·2024, 2023, 2022, 2021, 2020Ocellus INC.
20-3184356Schaumburg, IL·1 plan·2024, 2023, 2022, 2021, 2020Ochi Consulting + Partners, INC.
36-3767226Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Ochiai USA, INC.
36-4306636Wood Dale, IL·1 plan·2024, 2025, 2023, 2022, 2021, 2020Ocient INC.
82-4253275Chicago, IL·2 plans·2024, 2023, 2022, 2021, 2020Ockerlund Industries, INC.
36-3251954Addison, IL·1 plan·2024, 2023, 2022, 2021, 2020Ocm Chicago INC
88-1128479Aurora, IL·1 plan·2024, 2023Ocm, INC.
02-0603987Grayslake, IL·1 plan·2024Ocom Sales, INC.
36-4234285Roscoe, IL·1 plan·2021, 2020Oconnor Family Law PC
45-1012039Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Oconnor Title Services INC
36-3980499Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020October Three Management Services INC.
27-1503891Chicago, IL·3 plans·2024, 2023, 2022, 2021, 2020October, LLC
45-2921484Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Octochem, INC.
23-2817849Vandalia, IL·1 plan·2024, 2023, 2022, 2021, 2020Ocular Partners Mso, INC.
84-3883641Chicago, IL·2 plans·2023, 2022, 2021, 2020Odaniel Trucking Company INC
37-1072399Carmi, IL·1 plan·2024, 2023, 2022, 2021, 2020Odc LLC
26-4470093Rolling Meadows, IL·1 plan·2024, 2023Odct Holdings, INC.
90-1033210Wheeling, IL·1 plan·2021, 2020Ode 24, LLC
36-3994174Winnetka, IL·1 plan·2024, 2025, 2023, 2022Odell Hicks & Company, LLC
36-3310351Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Odelson, Sterk, Murphey, Frazier & Mcgrath, Ltd.
36-2884405Evergreen Park, IL·1 plan·2024, 2025, 2023, 2022, 2021, 2020Oden Island Capital LLC
83-4016158Evanston, IL·1 plan·2022, 2021, 2020Odin Fabrication, INC.
83-0723445North Barrington, IL·1 plan·2022, 2021, 2020Odis Petroleum, INC.
37-1358195St. Elmo, IL·1 plan·2024, 2023, 2022, 2021, 2020Odm Tool & Manufacturing Co., INC.
36-2064245Mc Cook, IL·1 plan·2024, 2025, 2023, 2022, 2021, 2020Odoni Partners LLC
46-3579543Chicago, IL·1 plan·2024, 2023, 2021, 2020Odyssey Holdings Ltd.
36-4270630Oak Brook, IL·1 plan·2024, 2023, 2022, 2021, 2020Odyssey US LLC
85-3751174University Park, IL·2 plans·2024, 2023, 2022, 2021Oelheld US INC
20-3287509West Dundee, IL·1 plan·2024, 2023, 2022, 2021, 2020Oem Air Compressor Corporation
36-4407926Maywood, IL·1 plan·2024, 2023, 2021, 2020Oeo Energy Solutions, LLC
45-4474046Lake Zurich, IL·1 plan·2024, 2023, 2022, 2021, 2020Oep Capital Advisors, L.P.
47-2072151Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Oer Services LLC
27-0938229Arlington Heights, IL·1 plan·2024Oerlikon Balzers USA, INC.
16-1231847Schaumburg, IL·1 plan·2021, 2020Of Color, INC
36-4840123Chicago, IL·1 plan·2024, 2025, 2023, 2022Ofallon Chiropractic Clinic
80-0728342O Fallon, IL·1 plan·2020Ofelia B. Ayuste M.D., S.C.
30-0377616Downers Grove, IL·1 plan·2024, 2025, 2023, 2022, 2021, 2020Off The Ground Dance Studio, LLC
47-3935311Highland Park, IL·1 plan·2024Off-Leash Hotel, LLC
93-1844045New Lenox, IL·1 plan·2024Offerdrop
82-5068013Hinsdale, IL·1 plan·2024, 2023, 2022, 2021, 2020Office Anesthesiology & Dental C
20-0471702Oakbrook Terrace, IL·1 plan·2024, 2023, 2022, 2021, 2020Office Automation Systems, Ltd.
52-1747644Peoria, IL·1 plan·2024, 2023, 2022, 2021, 2020Office Center, INC.
37-1379596Ofallon, IL·1 plan·2024, 2023, 2022, 2021, 2020Office Lynx INC.
46-4672089South Barrington, IL·1 plan·2022, 2021, 2020Office Machine Consultants, INC.
42-1217375Rock Island, IL·2 plans·2024, 2025, 2023, 2022, 2021, 2020Office Of Experience LLC
47-1334797Chicago, IL·1 plan·2024, 2025, 2023, 2022, 2021, 2020Office Of The Chapter 13 INC.
36-4461540Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Office Of The Special Deputy Receiver
36-3757445Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Officeheads, INC.
26-2743155Evanston, IL·1 plan·2024, 2023, 2022, 2021, 2020Officeluv, INC.
47-3547499Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Officenation, INC.
36-4071438Northfield, IL·1 plan·2024, 2023, 2022, 2021, 2020Officer Funeral Home PC
37-1172440East St Louis, IL·1 plan·2024Og Law Group
99-2233943Chicago, IL·1 plan·2024Og Plumbing, LLC
27-0900270Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Og Technologies, LLC
81-4709820Chicago, IL·2 plans·2024, 2023, 2022, 2021, 2020Ogar & Miller Law Firm
46-2094649Bloomington, IL·1 plan·2024, 2023, 2022, 2021, 2020Ogden Insurance Agency, INC.
36-4090662Petersburg, IL·1 plan·2024, 2025, 2023, 2022, 2021, 2020Ogden Metalworks, INC.
37-1201430Ogden, IL·1 plan·2024, 2025, 2023, 2022, 2021, 2020Ogden Partners, INC.
36-3847910Chicago, IL·2 plans·2024, 2023, 2020Ogle County Farm Bureau
36-1575250Oregon, IL·1 plan·2024, 2023, 2022, 2021, 2020Ohana Community Services, LLC
82-5298857Chicago, IL·1 plan·2024, 2023, 2022Ohare Dance Studio
01-0683567Chicago, IL·1 plan·2020Ohare Shell Partners LLC
26-4422452Schiller Park, IL·1 plan·2023, 2022, 2021, 2020Ohare Towing Service
62-1695020Downers Grove, IL·1 plan·2022, 2021, 2020Oharrow Renovations Ltd
36-3514728Berwyn, IL·1 plan·2024Ohashi Performance In Motion Rehab, Ltd.
37-1635183Winfield, IL·1 plan·2024, 2025, 2023, 2022, 2021, 2020Ohiggins & Arnold Sustainabili
36-4385571Sugar Grove, IL·1 plan·2024, 2025, 2023, 2022, 2021, 2020Ohio Medical, LLC
33-1119787Gurnee, IL·1 plan·2020Ohio Medical, LLC
47-4906316Gurnee, IL·1 plan·2023, 2022, 2021, 2020Ohm'S Car Care INC
36-3123012Elgin, IL·1 plan·2021, 2020Ohmen INC
36-4028255Mokena, IL·1 plan·2023, 2022, 2021, 2020Ohmja INC
84-3942863Aurora, IL·1 plan·2024Ohsm Group
87-3821294Evanston, IL·1 plan·2024Oil Lamp Theater Nfp
45-4791301Glenview, IL·1 plan·2024Oil Producers, INC. Of Kansas
48-0950343Kenilworth, IL·1 plan·2024, 2023, 2022, 2021, 2020Oil-Dri Corporation Of America Pension Plan
36-2048898Chicago, IL·3 plans·2024, 2023, 2022, 2021, 2020Oj Electronics INC.
26-2556971Lake Barrington, IL·1 plan·2024, 2023, 2022, 2021, 2020Ojkav
27-1816827New Lenox, IL·1 plan·2024, 2025, 2023, 2022, 2021, 2020Okada Midwest INC DBA Chicago Machinery INC
92-1224907Lynwood, IL·1 plan·2024, 2023, 2022Okamoto Corporation
36-2755500Vernon Hills, IL·1 plan·2024, 2023, 2022, 2021, 2020Okamura Corporation
52-2068035Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Okaw Properties INC
02-0628545Arthur, IL·1 plan·2024, 2023, 2022, 2021, 2020Okaya (U.S.A.), INC.
13-1996516Arlington, IL·2 plans·2024, 2023, 2022, 2021, 2020Okeefe Law Office
36-4375102Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020Okeefe, Reinhard & Paul LLC
46-1636278Chicago, IL·2 plans·2024, 2023, 2022, 2021, 2020Okeh Electric Company
36-3727112Long Grove, IL·1 plan·2024, 2023, 2022, 2021, 2020Okemos Hospitality, LLC
38-3610097Jacksonville, IL·1 plan·2024, 2023, 2022, 2021, 2020Okgc Law, LLC
20-8296458Northbrook, IL·1 plan·2023, 2022, 2021, 2020Okrent Associates, INC.
36-3930975Chicago, IL·1 plan·2024, 2023, 2022, 2021, 2020