# Alteris Insurance Services, Inc.

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

- Legal business name: Alteris Insurance Services, Inc.
- Alternative and DBA names: Alterisinsuranceservices; Massamont Insurance Agency Inc.; Trident Insurance Services of New England Inc.
- Entity type: C corporation
- Original incorporation date: August 26, 1968
- Time in business: 58 years and 1 month
- Jurisdiction count: 40

## All known addresses

- 1 Monarch Pl Fl 22, Springfield, MA 01144 (listed in Massachusetts, Iowa, New York, Tennessee)
- 250 Summer St Fl 3, Boston, MA 02210 (listed in Alabama, Alaska, Indiana, Montana, Oregon, Rhode Island, Texas, Vermont)
- 711 Broadway St Ste 400, San Antonio, TX 78215 (listed in California, Connecticut, Florida, Georgia, Kansas, Kentucky, Louisiana, Mississippi, Missouri, New Hampshire, North Carolina, Pennsylvania, Virginia, Washington, West Virginia)
- 469011 PO Box, San Antonio, TX 78246 (listed in Idaho, Oklahoma)
- 10101 Reunion Pl Ste 500, San Antonio, TX 78216 (listed in Maine)
- 3410 Belle Chase Way Ste 600, Lansing, MI 48911 (listed in Michigan)
- 2780 Snelling Ave N Ste 101, Saint Paul, MN 55113 (listed in Minnesota)
- 175 E Houston St Fl 13, San Antonio, TX 78205 (listed in New York)
- 175 E Houston St Ste 1300, San Antonio, TX 78205 (listed in North Dakota)
- 280 Summer St, Boston, MA 02210 (listed in Ohio)

## Registered states

- [Alabama](https://index.baselayer.com/al/b500f7a0fdf62c08): Foreign registration
- [Alaska](https://index.baselayer.com/ak/b570d5bd43221b39): Foreign registration
- [California](https://index.baselayer.com/ca/9be869dbd558f3f3): Foreign registration
- [Connecticut](https://index.baselayer.com/ct/0a7635c5265c69cf): Foreign registration
- [Delaware](https://index.baselayer.com/de/1b42efae94c5586b): Foreign registration
- [Florida](https://index.baselayer.com/fl/e0fb3cb1c45b8a81): Foreign registration
- [Georgia](https://index.baselayer.com/ga/a0379168862253c9): Foreign registration
- [Idaho](https://index.baselayer.com/id/4dc94c7f316c9908): Foreign registration
- [Illinois](https://index.baselayer.com/il/1ccd91aea69b3566): Foreign registration
- [Indiana](https://index.baselayer.com/in/0a2bb05e5a0187c4): Foreign registration
- [Iowa](https://index.baselayer.com/ia/47e58e5784594815): Foreign registration
- [Kansas](https://index.baselayer.com/ks/beab452dcad4efbc): Foreign registration
- [Kentucky](https://index.baselayer.com/ky/d47b2b3b8dc5df78): Foreign registration
- [Louisiana](https://index.baselayer.com/la/1aebf4613ccdb2ae): Foreign registration
- [Maine](https://index.baselayer.com/me/91b897c614e6feb5): Foreign registration
- [Massachusetts](https://index.baselayer.com/ma/854c9442d0718604): Domestic registration
- [Michigan](https://index.baselayer.com/mi/712d6eff13b20ed2): Foreign registration
- [Minnesota](https://index.baselayer.com/mn/4a286b6c5acd0fff): Foreign registration
- [Mississippi](https://index.baselayer.com/ms/86793e6b9e5a67fb): Foreign registration
- [Missouri](https://index.baselayer.com/mo/b9237985f62b9079): Foreign registration
- [Montana](https://index.baselayer.com/mt/e4bda97a64606d33): Foreign registration
- [Nevada](https://index.baselayer.com/nv/40f9229a5805e1e7): Foreign registration
- [New Hampshire](https://index.baselayer.com/nh/a6df51d601a516f9): Foreign registration
- [New Jersey](https://index.baselayer.com/nj/5fbdde07d5f284a0): Foreign registration
- [New York](https://index.baselayer.com/ny/ea4ec79b32464754): Foreign registration
- [New York](https://index.baselayer.com/ny/5f8a879154bfc7f4): Foreign registration
- [North Carolina](https://index.baselayer.com/nc/6ba33f3e8f91497c): Foreign registration
- [North Dakota](https://index.baselayer.com/nd/6c7f84eb712c7889): Foreign registration
- [Ohio](https://index.baselayer.com/oh/2c0e45473d2dd6ca): Foreign registration
- [Oklahoma](https://index.baselayer.com/ok/da754cce33c95a85): Foreign registration
- [Oregon](https://index.baselayer.com/or/e5ea73bb0216e75b): Foreign registration
- [Pennsylvania](https://index.baselayer.com/pa/6c799b188c894f8e): Foreign registration
- [Rhode Island](https://index.baselayer.com/ri/19c779ab8d199666): Foreign registration
- [South Carolina](https://index.baselayer.com/sc/0f8e66cea8212a00): Foreign registration
- [Tennessee](https://index.baselayer.com/tn/95f66cbea6e5578e): Foreign registration
- [Texas](https://index.baselayer.com/tx/f638aa82e2975d83): Foreign registration
- [Vermont](https://index.baselayer.com/vt/120d9680ab0c07ed): Foreign registration
- [Virginia](https://index.baselayer.com/va/8df4b0b4e141e174): Foreign registration
- [Washington](https://index.baselayer.com/wa/e0f6bcf32f7d021f): Foreign registration
- [West Virginia](https://index.baselayer.com/wv/6fda4efe9a22e119): Foreign registration
- [Wisconsin](https://index.baselayer.com/wi/035860c90102826e): Foreign registration

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

Cite as: Baselayer Business Index (https://index.baselayer.com/business/854c9442d0718604)