Year	Employer	Vendor Name	Amount	Source
2020	Mental Health And Substance Abuse Serv.	Mental Health Services Of Southern Okla	$4,801,366.66	Oklahoma State Checkbook
2019	Department Of Public Safety	Motorola Solutions Inc	$4,800,673.91	Oklahoma State Checkbook
2019	Oklahoma Tax Commission	Oklahoma County	$4,787,180.78	Oklahoma State Checkbook
2021	Department Of Public Safety	Protected Information	$4,785,579.69	Oklahoma State Checkbook
2020	Univ. Of Central Okla.	Ok State Regents For Higher Education	$4,785,116.42	Oklahoma State Checkbook
2019	Okla. Career And Technology Education	Caddo Kiowa Technology Center	$4,784,446.04	Oklahoma State Checkbook
2021	Office Of Management And Enterprise Serv	City Of Moore	$4,783,213.41	Oklahoma State Checkbook
2018	Okla. Career And Technology Education	Central Technology Center	$4,781,281.41	Oklahoma State Checkbook
2024	Department Of Veterans Affairs	Office Of Management & Enterprise Svcs	$4,777,731.71	Oklahoma State Checkbook
2022	Department Of Public Safety	Idemia Identity & Security Usa Llc	$4,774,213.95	Oklahoma State Checkbook
2017	University Center Of Southern Oklahoma	Fenix Constructors Inc	$4,771,716.37	Oklahoma State Checkbook
2018	Department Of Tourism And Recreation	Bank Of America	$4,764,396.14	Oklahoma State Checkbook
2020	Oklahoma Tax Commission	Dewey County	$4,762,518.46	Oklahoma State Checkbook
2019	Univ. Of Central Okla.	Ok State Regents For Higher Education	$4,760,325.44	Oklahoma State Checkbook
2025	University Of Oklahoma	Oklahoma Tax Commission	$4,760,242.03	Oklahoma State Checkbook
2020	Okla. Career And Technology Education	Francis Tuttle Technology Center	$4,758,967.66	Oklahoma State Checkbook
2017	Okla. Career And Technology Education	Metro Technology Centers	$4,751,003.85	Oklahoma State Checkbook
2018	Department Of Veterans Affairs	Us Foods Inc	$4,750,615.99	Oklahoma State Checkbook
2022	Department Of Education	Stigler Public Schools	$4,747,561.86	Oklahoma State Checkbook
2024	Office Of Management And Enterprise Serv	Department Of Rehabilitation Services	$4,746,983.97	Oklahoma State Checkbook
2022	Department Of Education	Hugo Public Schools	$4,742,626.29	Oklahoma State Checkbook
2019	Oklahoma Tax Commission	Rtr Environmental Llc	$4,734,506.91	Oklahoma State Checkbook
2020	St.Wide Virtual Charter School Board	Oklahoma Connections Academy	$4,731,967.86	Oklahoma State Checkbook
2020	Oklahoma State Department Of Health	Amerisourcebergen Drug Corporation	$4,724,992.31	Oklahoma State Checkbook
2021	Oklahoma Military Department	Timberlake Construction Co Inc	$4,708,929.83	Oklahoma State Checkbook
2021	Department Of Education	Seminole Public Schools	$4,691,186.00	Oklahoma State Checkbook
2024	Oklahoma State Department Of Health	University Hospitals Authority	$4,690,820.57	Oklahoma State Checkbook
2020	Attorney General	Protected Information	$4,685,820.46	Oklahoma State Checkbook
2019	Department Of Transportation	University Of Oklahoma	$4,681,422.20	Oklahoma State Checkbook
2022	Department Of Transportation	Hub Construction Inc	$4,679,502.61	Oklahoma State Checkbook
2018	Office Of Management And Enterprise Serv	Oracle America Inc	$4,667,414.97	Oklahoma State Checkbook
2018	Tobacco Settlement Endmt Trust	Oklahoma State Department Of Health	$4,665,777.06	Oklahoma State Checkbook
2021	Mental Health And Substance Abuse Serv.	North Oklahoma County Mental Health Cent	$4,664,925.65	Oklahoma State Checkbook
2018	Department Of Transportation	Triad Design Group Inc	$4,662,715.03	Oklahoma State Checkbook
2021	Okla. Panhandle State Univ.	Protected Information	$4,659,648.78	Oklahoma State Checkbook
2025	Dept Of Agriculture Food & Forestry	Oklahoma State University	$4,650,930.51	Oklahoma State Checkbook
2021	Oklahoma State Department Of Health	Osu-Center For Health Sciences	$4,648,974.08	Oklahoma State Checkbook
2018	Department Of Transportation	Apac-Central Inc	$4,647,110.15	Oklahoma State Checkbook
2018	Department Of Transportation	Est Inc	$4,644,429.21	Oklahoma State Checkbook
2020	Capitol Improvement Authority	Flintco Inc	$4,642,419.00	Oklahoma State Checkbook
2018	Cntr. For Advanc. Of Science/Technology	I2e Inc	$4,642,382.79	Oklahoma State Checkbook
2019	Oklahoma Tax Commission	Dewey County	$4,642,199.00	Oklahoma State Checkbook
2019	Office Of Management And Enterprise Serv	Oracle America Inc	$4,641,839.68	Oklahoma State Checkbook
2020	Department Of Human Services	District Attorneys Council	$4,637,930.96	Oklahoma State Checkbook
2025	Regents For Higher Education	Southwestern Oklahoma State University	$4,631,648.52	Oklahoma State Checkbook
2022	Department Of Education	Insight School Of Oklahoma Inc	$4,631,506.01	Oklahoma State Checkbook
2017	Osu-technical Branch, Okmulgee	Oakridge Builders	$4,629,203.98	Oklahoma State Checkbook
2022	Department Of Education	Lone Grove Public Schools	$4,628,415.69	Oklahoma State Checkbook
2017	Department Of Tourism And Recreation	Bank Of America	$4,615,306.18	Oklahoma State Checkbook
2021	Native Amer.Cultural & Educ. Auth-Ok.	Capitol Improvement Authority	$4,611,245.20	Oklahoma State Checkbook
2019	Department Of Wildlife Conservation	Bank Of Oklahoma - Dept Of Wildlife Only	$4,607,875.00	Oklahoma State Checkbook
2022	Carl Albert State College	Protected Information	$4,607,756.83	Oklahoma State Checkbook
2021	Attorney General	Protected Information	$4,600,596.90	Oklahoma State Checkbook
2022	Department Of Education	Henryetta Public Schools	$4,599,971.66	Oklahoma State Checkbook
2019	Department Of Transportation	Enable Gas Transmission Llc	$4,587,389.97	Oklahoma State Checkbook
2022	Department Of Education	Checotah Public Schools	$4,586,191.53	Oklahoma State Checkbook
2024	Osu-Experiment Station	Oklahoma State University	$4,585,347.23	Oklahoma State Checkbook
2017	S. E. Okla. St. Univ.	Southeastern Oklahoma State University	$4,583,154.77	Oklahoma State Checkbook
2017	Energy Resources Board	Brothers & Company	$4,581,425.22	Oklahoma State Checkbook
2021	N. E. Okla. A & M College	Protected Information	$4,572,982.45	Oklahoma State Checkbook
2022	Department Of Education	Broken Bow Public School	$4,562,118.13	Oklahoma State Checkbook
2022	Capitol Improvement Authority	Nabholz Construction Corporation	$4,560,140.75	Oklahoma State Checkbook
2021	Department Of Education	Blanchard Public Schools	$4,557,417.44	Oklahoma State Checkbook
2022	Department Of Education	County Of Stephens Marlow School	$4,555,256.86	Oklahoma State Checkbook
2020	Department Of Education	College Entrance Examination Board	$4,546,776.00	Oklahoma State Checkbook
2025	Regents For Higher Education	Tulsa Community College	$4,543,657.48	Oklahoma State Checkbook
2017	Oklahoma Tax Commission	Oklahoma Correctional Industries	$4,535,764.52	Oklahoma State Checkbook
2022	Energy Resources Board	Pyro Brand Development Llc	$4,527,992.73	Oklahoma State Checkbook
2020	Department Of Transportation	Tetra Tech Inc	$4,527,971.34	Oklahoma State Checkbook
2020	Capitol Improvement Authority	Office Of Management & Enterprise Svcs	$4,527,616.44	Oklahoma State Checkbook
2022	Oklahoma Tax Commission	Garfield County	$4,527,279.00	Oklahoma State Checkbook
2022	Oklahoma Tax Commission	Rtr Environmental Llc	$4,527,084.30	Oklahoma State Checkbook
2022	Department Of Education	Pauls Valley Public Schools	$4,523,895.89	Oklahoma State Checkbook
2020	Univ. Of Okla. Law Center	Elsmere Education Inc	$4,522,776.50	Oklahoma State Checkbook
2022	Oklahoma State Department Of Health	Fisher Scientific Company Llc	$4,520,735.49	Oklahoma State Checkbook
2019	Oklahoma State Department Of Health	Amerisourcebergen Drug Corporation	$4,518,417.38	Oklahoma State Checkbook
2017	Department Of Veterans Affairs	Office Of Management & Enterprise Svcs	$4,515,702.13	Oklahoma State Checkbook
2017	Department Of Transportation	Petroleum Traders Corporation	$4,509,329.26	Oklahoma State Checkbook
2022	Office Of The Chief Medical Examiner	Osu-Center For Health Sciences	$4,506,200.00	Oklahoma State Checkbook
2017	Department Of Corrections	3m Company	$4,505,201.90	Oklahoma State Checkbook
2022	Department Of Education	Plainview Public Schools	$4,504,570.34	Oklahoma State Checkbook
2021	Department Of Education	Stilwell Public Schools	$4,502,099.39	Oklahoma State Checkbook
2024	Regents For Higher Education	Southwestern Oklahoma State University	$4,501,623.36	Oklahoma State Checkbook
2018	Oklahoma Tax Commission	Oklahoma County	$4,495,488.00	Oklahoma State Checkbook
2020	Department Of Transportation	Ki Bois Community Action Foundation Inc	$4,493,812.00	Oklahoma State Checkbook
2019	University Of Oklahoma	Delta Dental Of Oklahoma	$4,491,601.79	Oklahoma State Checkbook
2017	Oklahoma Tax Commission	Garfield County	$4,485,977.00	Oklahoma State Checkbook
2019	Department Of Rehabilitation Services	Office Of Management & Enterprise Svcs	$4,482,575.30	Oklahoma State Checkbook
2022	Department Of Education	Grove Public Schools	$4,478,068.93	Oklahoma State Checkbook
2017	Department Of Transportation	Poe & Associates Inc	$4,472,775.63	Oklahoma State Checkbook
2018	Department Of Transportation	Ki Bois Community Action Foundation Inc	$4,470,862.00	Oklahoma State Checkbook
2022	Department Of Transportation	Crossland Heavy Contractors Inc	$4,468,456.58	Oklahoma State Checkbook
2018	Department Of Transportation	Haskell Lemon Construction Co	$4,468,046.51	Oklahoma State Checkbook
2019	Department Of Human Services	Oklahoma Development Finance Authority	$4,466,189.69	Oklahoma State Checkbook
2018	Department Of Commerce	Cleveland County	$4,465,902.82	Oklahoma State Checkbook
2020	Department Of Human Services	Univ Of Oklahoma Health Sciences Center	$4,461,968.74	Oklahoma State Checkbook
2022	Univ.Of Science & Arts Of Ok	Protected Information	$4,455,190.18	Oklahoma State Checkbook
2020	Department Of Corrections	Fia Card Services Nati Assoc	$4,449,426.98	Oklahoma State Checkbook
2020	Department Of Commerce	Central Oklahoma Workforce Investment Bo	$4,447,781.52	Oklahoma State Checkbook
2022	Department Of Education	Bethel Public Schools	$4,445,375.70	Oklahoma State Checkbook