Top contractors of the Department of the Interior (DOI)

In our records, the Department of the Interior (DOI) has obligated $5,442,839,571 across 2,391 contracts. Its largest vendor is Kiewit Infrastructure West Co., with 6% of the total. 1 of its vendors have a high or critical risk score.

Top vendors

#	Vendor	Obligated	Share	Contracts	Risk score
1	Kiewit Infrastructure West Co.	$321,189,373	6%	2	0
2	Nw Construction, INC	$269,083,581	5%	1	0
3	Magellan Federal, INC.	$156,944,103	3%	2	8
4	Ames Federal Contracting Group LLC	$129,487,962	2%	2	0
5	Record Steel And Construction, INC.	$129,150,000	2%	1	0
6	Perimeter Solutions Lp	$112,000,000	2%	3	10
7	G.S.E. Construction Company, INC.	$109,487,800	2%	1	0
8	General Dynamics Information Technology, INC.	$105,120,681	2%	8	15
9	Tribalco LLC	$89,052,142	2%	13	0
10	Flatland Energy Services LLC	$75,532,921	1%	1	0
11	Mantech Advanced Systems International, INC.	$74,802,649	1%	1	0
12	Carstensen Contracting INC	$72,863,604	1%	1	0
13	Perini Management Services, INC.	$69,535,671	1%	1	0
14	Olsson Industrial Electric, INC	$68,735,483	1%	1	0
15	Terra Site Constructors LLC	$63,104,041	1%	13	8

16	W. W. Clyde & Co.	$62,416,000	1%	1	0
17	Hartman-Walsh Painting Company	$57,926,425	1%	2	0
18	Kbr Wyle Services, LLC	$55,968,260	1%	24	0
19	Verizon Business Network Services LLC	$54,727,241	1%	1	0
20	Bell Textron INC	$53,242,796	1%	1	0
21	Booz Allen Hamilton INC	$50,695,001	1%	8	8
22	Stone & Lime Imports, INC	$37,957,000	1%	1	0
23	Pate Construction Co., INC.	$36,970,617	1%	1	0
24	Rjs Construction INC	$36,019,288	1%	5	0
25	Bristow LLC	$35,732,024	1%	1	0
26	Nv5 Geospatial, INC.	$34,787,818	1%	25	8
27	Aero Spray INC	$30,634,161	1%	4	0
28	Woolpert, INC.	$28,767,132	1%	11	0
29	Classic Site Solutions INC	$28,540,933	1%	7	5
30	Mcmillen, INC.	$28,112,705	1%	2	0
31	Caci, INC. - Federal	$26,500,000	0%	1	0
32	Fugro USA Land, INC.	$26,449,821	0%	13	5
33	Promethean Operating I LLC	$25,053,878	0%	2	0
34	Essex Management LLC	$24,646,772	0%	5	13
35	Countertrade Products, INC.	$24,290,858	0%	20	0
36	Carahsoft Technology Corp	$24,049,694	0%	6	8
37	Bridger Aerospace Group, LLC	$23,695,032	0%	4	0
38	Teya Support Services LLC	$23,673,914	0%	2	0
39	Peraton INC.	$23,518,484	0%	8	0
40	Olgoonik Oilfield Services, LLC	$23,411,778	0%	2	0
41	Guardian Construction, INC.	$22,784,119	0%	4	0
42	Tehama Technical Services, LLC	$22,524,630	0%	2	0
43	Cgi Federal INC.	$20,743,905	0%	7	8
44	Snf, INC.	$20,670,116	0%	53	5
45	Excella, LLC	$20,570,848	0%	1	0
46	Accenture Federal Services LLC	$19,517,543	0%	6	8
47	Centerre Construction, INC.	$19,214,963	0%	1	0
48	Bairco Construction INC	$19,105,860	0%	2	0
49	Dell Federal Systems L.P	$18,350,120	0%	12	8
50	Management Science And Innovation, LLC	$17,980,088	0%	1	8

Departmental Offices	$2.4B
National Park Service	$1.3B
Bureau Of Reclamation	$521.8M
Bureau Of Land Management	$437.5M
U.S. Geological Survey	$278.4M
Bureau Of Indian Affairs And Bureau Of Indian Education	$263.1M
U.S. Fish And Wildlife Service	$168.7M
Bureau Of Safety And Environmental Enforcement	$40.2M