# Comtech 21, LLC

Business profile: public business information with links to supporting state records. Data as of October 16, 2026.

- Legal business name: Comtech 21, LLC
- Alternative and DBA names: 21 C-Tech, LLC; 21C-Tech; Comtech 21; COMTECH21
- Entity type: LLC
- Original incorporation date: February 22, 2000
- Time in business: 26 years and 7 months
- Jurisdiction count: 50

## All known addresses

- 10 Research Pkwy Ste 100, Wallingford, CT 06492 (listed in Alabama, Colorado, Connecticut, Georgia, Kentucky, Minnesota, Mississippi, Nebraska, Rhode Island, South Dakota, Vermont, West Virginia)
- 10 Research Pkwy, Wallingford, CT 06492 (listed in Florida)
- 3867 Plaza Tower Dr Fl 1, Baton Rouge, LA 70816 (listed in Louisiana)
- 54 Keith St, Augusta, ME 04330 (listed in Maine)
- 2285 S Michigan Rd, Eaton Rapids, MI 48827 (listed in Michigan)
- 99 Washington Ave Ste 805A, Albany, NY 12210 (listed in New York)
- 176 Mine Lake Ct Ste 100, Raleigh, NC 27615 (listed in North Carolina)
- 4501 Coleman St, Bismarck, ND 58503 (listed in North Dakota)
- 1 Barnes Industrial Rd S, Wallingford, CT 06492 (listed in Washington)

## Registered states

- [Alabama](https://index.baselayer.com/al/c9e1474c80e4fc15): Foreign registration
- [Alaska](https://index.baselayer.com/ak/3edc21ae586d4ffb): Foreign registration
- [Arizona](https://index.baselayer.com/az/79f2056138d68967): Foreign registration
- [Arkansas](https://index.baselayer.com/ar/bf1e9a0b366eba5d): Foreign registration
- [California](https://index.baselayer.com/ca/d41227d8bd5db628): Foreign registration, as 21 C-Tech, LLC
- [Colorado](https://index.baselayer.com/co/a16256baae3553f6): Foreign registration
- [Connecticut](https://index.baselayer.com/ct/23fcd8e8e2fa38f9): Foreign registration
- [Delaware](https://index.baselayer.com/de/ebe5d34921663d19)
- [District of Columbia](https://index.baselayer.com/dc/59deb7cc27f725ec): Foreign registration
- [Florida](https://index.baselayer.com/fl/f0901ad11d8640b8): Foreign registration
- [Georgia](https://index.baselayer.com/ga/37fb343319533d06): Foreign registration
- [Hawaii](https://index.baselayer.com/hi/eceff83d465dad7c): Foreign registration
- [Hawaii](https://index.baselayer.com/hi/ff9196c0a1597e99): Foreign registration
- [Idaho](https://index.baselayer.com/id/6775e33c5fded1f0): Foreign registration
- [Illinois](https://index.baselayer.com/il/e6630e7b06a2d3a6): Foreign registration
- [Indiana](https://index.baselayer.com/in/77df89340c01e058): Foreign registration
- [Iowa](https://index.baselayer.com/ia/4163dca6269a2823): Foreign registration
- [Kansas](https://index.baselayer.com/ks/874dcdd1c29429df): Foreign registration
- [Kentucky](https://index.baselayer.com/ky/bb13ccec1f75cecc): Foreign registration
- [Louisiana](https://index.baselayer.com/la/0d646d86a9756de5): Foreign registration
- [Maine](https://index.baselayer.com/me/5d588dae0297b1c1): Foreign registration
- [Maryland](https://index.baselayer.com/md/9055293ca017819d): Foreign registration
- [Massachusetts](https://index.baselayer.com/ma/2cd3204a8375b735): Foreign registration
- [Michigan](https://index.baselayer.com/mi/4816f581a7523151): Foreign registration
- [Minnesota](https://index.baselayer.com/mn/1388c51fb070bdb8): Foreign registration
- [Mississippi](https://index.baselayer.com/ms/21f723e85f994a58): Foreign registration
- [Missouri](https://index.baselayer.com/mo/743e9189d10502db): Foreign registration
- [Montana](https://index.baselayer.com/mt/eaa359ff8ca16f08): Foreign registration
- [Nebraska](https://index.baselayer.com/ne/042215ffbdb59ca8): Foreign registration
- [Nevada](https://index.baselayer.com/nv/84c197ff2e36c712): Foreign registration
- [New Hampshire](https://index.baselayer.com/nh/deb4b5e16d061883): Foreign registration, as 21C-Tech
- [New Jersey](https://index.baselayer.com/nj/f395c9a34e9b69b7): Foreign registration
- [New Mexico](https://index.baselayer.com/nm/7a9687dadba31e5a): Foreign registration
- [New York](https://index.baselayer.com/ny/352bb8d688e297ea): Foreign registration
- [North Carolina](https://index.baselayer.com/nc/fef28c33bc986908): Foreign registration
- [North Dakota](https://index.baselayer.com/nd/1f828826d7d42c49): Foreign registration
- [Ohio](https://index.baselayer.com/oh/ad705af2814a8529): Foreign registration
- [Oklahoma](https://index.baselayer.com/ok/14fd569b92d79c10): Foreign registration
- [Oregon](https://index.baselayer.com/or/1a38861504648852): Foreign registration
- [Rhode Island](https://index.baselayer.com/ri/60ef4c4f084a4ce5): Foreign registration
- [South Carolina](https://index.baselayer.com/sc/59bfbd54269c7743): Foreign registration
- [South Dakota](https://index.baselayer.com/sd/d9df74be07404460): Foreign registration
- [Tennessee](https://index.baselayer.com/tn/f67b034dac921481): Foreign registration
- [Texas](https://index.baselayer.com/tx/15ea58a46b4c2b9b): Foreign registration
- [Utah](https://index.baselayer.com/ut/852aa6f2ac17fbdc): Foreign registration
- [Utah](https://index.baselayer.com/ut/377d0116af2180c8): Foreign registration
- [Vermont](https://index.baselayer.com/vt/18a10ff7296d73d1): Foreign registration
- [Virginia](https://index.baselayer.com/va/6246725d1173a08b): Foreign registration
- [Washington](https://index.baselayer.com/wa/0858623e587ed606): Foreign registration
- [West Virginia](https://index.baselayer.com/wv/9797feb33886432e): Foreign registration
- [Wisconsin](https://index.baselayer.com/wi/84981b587f1fb0e6): Foreign registration
- [Wyoming](https://index.baselayer.com/wy/24c3395b42a9cfb8): Foreign registration

Source: public state registration records. Missing values are not a negative finding.

Cite as: Baselayer Business Index (https://index.baselayer.com/business/ebe5d34921663d19)