Year	Employer	Vendor Name	Amount	Source
2022	Mental Health And Substance Abuse Serv.	Family & Childrens Service Inc	$15,448,433.39	Oklahoma State Checkbook
2019	Department Of Transportation	Overland Corporation	$15,417,575.69	Oklahoma State Checkbook
2021	S. W. Okla. St. Univ.	Protected Information	$15,372,952.82	Oklahoma State Checkbook
2022	Department Of Education	Bixby Public Schools	$15,325,464.73	Oklahoma State Checkbook
2021	Department Of Transportation	Crossland Heavy Contractors Inc	$15,317,624.08	Oklahoma State Checkbook
2022	Univ. Of Central Okla.	University Of Central Oklahoma	$15,299,471.65	Oklahoma State Checkbook
2019	Department Of Corrections	Bank Of America	$15,289,430.11	Oklahoma State Checkbook
2019	Department Of Corrections	Diamond Pharmacy Services	$15,288,769.77	Oklahoma State Checkbook
2019	Oklahoma Military Department	Cmswillowbrook Inc	$15,275,717.99	Oklahoma State Checkbook
2022	Department Of Education	Tahlequah Public Schools I035	$15,251,792.93	Oklahoma State Checkbook
2021	Northern Oklahoma College	Protected Information	$15,241,054.61	Oklahoma State Checkbook
2017	Office Of Management And Enterprise Serv	Marsh Usa Inc	$15,227,059.21	Oklahoma State Checkbook
2021	Univ. Hospitals Authority	Oklahoma Health Care Authority	$15,106,746.10	Oklahoma State Checkbook
2018	Department Of Corrections	Bank Of America	$15,062,461.04	Oklahoma State Checkbook
2021	University Of Oklahoma	Bank Of Oklahoma	$15,012,033.74	Oklahoma State Checkbook
2017	Osu-college Of Osteopathic Med.	Oklahoma State University	$15,011,779.27	Oklahoma State Checkbook
2018	Office Of Management And Enterprise Serv	Marsh Usa Inc	$14,948,338.71	Oklahoma State Checkbook
2024	Oklahoma State Department Of Health	Oklahoma State Department Of Health	$14,873,903.09	Oklahoma State Checkbook
2022	Department Of Human Services	Office Of Management & Enterprise Svcs	$14,871,714.65	Oklahoma State Checkbook
2022	Department Of Emergency Management	Ou Medicine Inc	$14,855,637.73	Oklahoma State Checkbook
2021	Murray State College	Protected Information	$14,818,765.57	Oklahoma State Checkbook
2018	Regents For Higher Education	Oklahoma State University	$14,734,022.13	Oklahoma State Checkbook
2022	Department Of Emergency Management	Tri-County Electric Cooperative Inc	$14,699,907.72	Oklahoma State Checkbook
2021	Rose State Colege	Protected Information	$14,677,815.46	Oklahoma State Checkbook
2019	Tobacco Settlement Endmt Trust	Univ Of Oklahoma Health Sciences Center	$14,656,425.74	Oklahoma State Checkbook
2017	Corporation Commission	Protected Information	$14,654,440.99	Oklahoma State Checkbook
2019	Regents For Higher Education	Oklahoma State University	$14,597,533.90	Oklahoma State Checkbook
2021	Office Of Management And Enterprise Serv	Presidio Holdings Inc	$14,580,526.92	Oklahoma State Checkbook
2021	Department Of Transportation	Caswell Contracting Inc	$14,497,234.55	Oklahoma State Checkbook
2022	Department Of Education	Stillwater Public Schools	$14,486,990.25	Oklahoma State Checkbook
2021	Department Of Public Safety	Office Of Management & Enterprise Svcs	$14,441,908.50	Oklahoma State Checkbook
2021	Oklahoma State University	Bank Of Oklahoma, Na	$14,434,711.10	Oklahoma State Checkbook
2024	Tobacco Settlement Endmt Trust	Board Of Regents Of The Univ Of Ok Hsc	$14,384,921.46	Oklahoma State Checkbook
2021	Department Of Human Services	University Of Oklahoma	$14,382,149.29	Oklahoma State Checkbook
2018	Office Of Management And Enterprise Serv	Capitol Improvement Authority	$14,381,430.77	Oklahoma State Checkbook
2021	Office Of Management And Enterprise Serv	Healthscope Benefits	$14,378,992.09	Oklahoma State Checkbook
2018	Tobacco Settlement Endmt Trust	Univ Of Oklahoma Health Sciences Center	$14,326,022.17	Oklahoma State Checkbook
2022	Department Of Education	County Of Pottowatomie Aba Sps Dist I-93	$14,324,432.74	Oklahoma State Checkbook
2018	Seminole State College	Protected Information	$14,278,942.55	Oklahoma State Checkbook
2020	Regents For Higher Education	Capitol Improvement Authority	$14,275,839.01	Oklahoma State Checkbook
2019	Oklahoma Tax Commission	Garfield County	$14,269,704.00	Oklahoma State Checkbook
2020	Department Of Education	Oklahoma State Department Of Health	$14,259,387.68	Oklahoma State Checkbook
2018	Health Care Authority	Hp Enterprise Services	$14,256,037.87	Oklahoma State Checkbook
2021	Department Of Emergency Management	Northwestern Electric Coop Inc	$14,213,634.71	Oklahoma State Checkbook
2019	Eastern Okla. State College	Protected Information	$14,211,942.44	Oklahoma State Checkbook
2019	Univ. Hospitals Authority	Western Plains Capital Inc	$14,206,132.00	Oklahoma State Checkbook
2020	Department Of Transportation	J & R Sand Company Inc	$14,202,212.21	Oklahoma State Checkbook
2020	Cameron University	Protected Information	$14,183,761.05	Oklahoma State Checkbook
2022	Department Of Transportation	Caswell Contracting Inc	$14,159,107.76	Oklahoma State Checkbook
2025	Regents For Higher Education	University Of Oklahoma	$14,101,244.37	Oklahoma State Checkbook
2020	Department Of Transportation	Apac-Central Inc	$14,093,716.80	Oklahoma State Checkbook
2017	Osu-college Of Osteopathic Med.	University Hospitals Authority	$14,057,646.00	Oklahoma State Checkbook
2017	Department Of Education	Measured Progress Inc	$14,045,459.00	Oklahoma State Checkbook
2019	University Of Oklahoma	Oklahoma Tax Commission	$14,044,687.38	Oklahoma State Checkbook
2021	Capitol Improvement Authority	Manhattan Construction Company	$14,032,841.43	Oklahoma State Checkbook
2021	Oklahoma State Department Of Health	Oklahoma State University Medical Center	$14,007,196.59	Oklahoma State Checkbook
2021	Department Of Public Safety	Motorola Solutions Inc	$13,916,168.05	Oklahoma State Checkbook
2017	Cameron University	Protected Information	$13,898,587.98	Oklahoma State Checkbook
2019	Office Of Management And Enterprise Serv	Capitol Improvement Authority	$13,864,670.24	Oklahoma State Checkbook
2019	Oklahoma State University	Flintco Llc	$13,860,569.73	Oklahoma State Checkbook
2018	Department Of Education	Oklahoma State Department Of Health	$13,829,225.40	Oklahoma State Checkbook
2021	Department Of Education	Muskogee Public Schools	$13,825,161.47	Oklahoma State Checkbook
2018	Department Of Transportation	Bank Of America	$13,816,674.41	Oklahoma State Checkbook
2020	Native Amer.Cultural & Educ. Auth-Ok.	Centennial Builders	$13,793,010.00	Oklahoma State Checkbook
2018	Cameron University	Protected Information	$13,777,158.76	Oklahoma State Checkbook
2020	Regents For Higher Education	Oklahoma State University	$13,733,778.71	Oklahoma State Checkbook
2019	St.Wide Virtual Charter School Board	Oklahoma Virtual Charter Academy	$13,727,871.45	Oklahoma State Checkbook
2017	Tobacco Settlement Endmt Trust	Univ Of Oklahoma Health Sciences Center	$13,723,311.97	Oklahoma State Checkbook
2018	Univ. Hospitals Authority	Univ Of Oklahoma Health Sciences Center	$13,716,223.96	Oklahoma State Checkbook
2017	Department Of Transportation	The Cummins Construction Company Inc	$13,711,139.58	Oklahoma State Checkbook
2018	Department Of Human Services	Accenture Llp	$13,698,874.03	Oklahoma State Checkbook
2017	Department Of Corrections	Diamond Pharmacy Services	$13,667,345.19	Oklahoma State Checkbook
2019	Cameron University	Protected Information	$13,626,567.65	Oklahoma State Checkbook
2018	Eastern Okla. State College	Protected Information	$13,533,546.40	Oklahoma State Checkbook
2022	Department Of Transportation	Koss Construction Company	$13,524,131.45	Oklahoma State Checkbook
2022	Department Of Education	Durant Public School	$13,518,405.63	Oklahoma State Checkbook
2017	Regents For Higher Education	Oklahoma State University	$13,518,251.13	Oklahoma State Checkbook
2021	University Of Oklahoma	Board Of Regents Of The Univ Of Ok Hsc	$13,491,423.27	Oklahoma State Checkbook
2022	Department Of Transportation	Tj Campbell Construction Company Inc	$13,489,337.24	Oklahoma State Checkbook
2017	Department Of Corrections	Bank Of America	$13,439,894.92	Oklahoma State Checkbook
2020	Eastern Okla. State College	Protected Information	$13,434,765.34	Oklahoma State Checkbook
2022	Department Of Education	Oklahoma Virtual Charter Academy	$13,433,569.83	Oklahoma State Checkbook
2025	Water Resources Board	Oklahoma Water Resources Board	$13,416,934.75	Oklahoma State Checkbook
2018	Univ.Of Science & Arts Of Ok	Protected Information	$13,405,268.70	Oklahoma State Checkbook
2023	Oklahoma State Checkbook	Southwestern Oklahoma State University	$13,399,745.59	Oklahoma State Checkbook
2025	Tobacco Settlement Endmt Trust	Board Of Regents Of The Univ Of Ok Hsc	$13,384,309.58	Oklahoma State Checkbook
2020	Tobacco Settlement Endmt Trust	Univ Of Oklahoma Health Sciences Center	$13,377,349.75	Oklahoma State Checkbook
2018	University Of Oklahoma	Lockheed Martin Space Systems Company	$13,366,855.47	Oklahoma State Checkbook
2025	Regents For Higher Education	University Of Central Oklahoma	$13,317,370.96	Oklahoma State Checkbook
2018	Regents For Higher Education	University Of Central Oklahoma	$13,297,259.63	Oklahoma State Checkbook
2021	Oklahoma State Department Of Health	Standard Healthcare Supply Llc	$13,281,248.65	Oklahoma State Checkbook
2019	Regents For Higher Education	University Of Central Oklahoma	$13,274,367.77	Oklahoma State Checkbook
2020	Capitol Improvement Authority	Centennial Builders	$13,225,113.00	Oklahoma State Checkbook
2025	Capitol Improvement Authority	Office Of Management & Enterprise Svcs	$13,188,099.99	Oklahoma State Checkbook
2017	Department Of Transportation	Bank Of America	$13,112,469.35	Oklahoma State Checkbook
2019	Oklahoma State University	Ok State Regents For Higher Education	$13,105,181.75	Oklahoma State Checkbook
2022	Department Of Education	County Of Kay Ponca City Public Schools	$13,102,418.98	Oklahoma State Checkbook
2018	Department Of Transportation	Caswell Construction Inc	$13,066,713.87	Oklahoma State Checkbook
2021	Department Of Education	Bartlesville Public Schools	$13,060,729.31	Oklahoma State Checkbook
2017	Tobacco Settlement Endmt Trust	Vi Marketing And Branding	$13,035,326.42	Oklahoma State Checkbook