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Filing tables
Filing exhibits
- S-1 IPO registration
- 2.1 Exhibit 2.1
- 2.2 Exhibit 2.2
- 2.3 Exhibit 2.3
- 2.4 Exhibit 2.4
- 2.5 Exhibit 2.5
- 3.1 Exhibit 3.1
- 3.2 Exhibit 3.2
- 3.3 Exhibit 3.3
- 4.1 Exhibit 4.1
- 4.2 Exhibit 4.2
- 4.3 Exhibit 4.3
- 4.4 Exhibit 4.4
- 10.1 Exhibit 10.1
- 10.2 Exhibit 10.2
- 10.3 Exhibit 10.3
- 10.4 Exhibit 10.4
- 10.5 Exhibit 10.5
- 10.6 Exhibit 10.6
- 10.7 Exhibit 10.7
- 10.8 Exhibit 10.8
- 10.9 Exhibit 10.9
- 10.10 Exhibit 10.10
- 10.11 Exhibit 10.11
- 10.12 Exhibit 10.12
- 10.13 Exhibit 10.13
- 10.14 Exhibit 10.14
- 10.15 Exhibit 10.15
- 10.16 Exhibit 10.16
- 10.17 Exhibit 10.17
- 10.18 Exhibit 10.18
- 10.19 Exhibit 10.19
- 10.20 Exhibit 10.20
- 10.21 Exhibit 10.21
- 10.22 Exhibit 10.22
- 14.1 Exhibit 14.1
- 21.1 Exhibit 21.1
- 23.1 Exhibit 23.1
- 23.2 Exhibit 23.2
- 99.1 Exhibit 99.1
- 99.2 Exhibit 99.2
- 99.3 Exhibit 99.3
- 99.4 Exhibit 99.4
- 99.5 Exhibit 99.5
- EX-FILING FEES Ex-filing Fees
Associated filings
- 14 Oct 22 424B4 Prospectus supplement with pricing info
- 14 Oct 22 424B4 Prospectus supplement with pricing info
- 13 Oct 22 EFFECT Notice of effectiveness
- 11 Oct 22 S-1/A IPO registration (amended)
- 6 Oct 22 S-1/A IPO registration (amended)
- 4 Oct 22 S-1/A IPO registration (amended)
- 30 Sep 22 S-1/A IPO registration (amended)
-
2 Sep 22 S-1 IPO registration
CTM similar filings
Filing view
External links
Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
We consent to the use in this Registration Statement on Form S-1 of Castellum, Inc. of our report dated March 29, 2022, relating to the consolidated financial statements of Castellum, Inc. as of and for the years ended December 31, 2021 and 2020, appearing in the Prospectus, which is part of this Registration Statement.
We also consent to the reference to our firm under the heading "Experts" in such Prospectus.
/s/ RSM US LLP
McLean, Virginia
September 2, 2022