# Aecom Technical Services Architects & Engineers Inc.

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

- Legal business name: Aecom Technical Services Architects & Engineers Inc.
- Alternative and DBA names: Earth Tech Architects & Engineers Inc.; Tams Architects & Engineers Inc.; Tams Associates Inc.
- Entity type: C corporation
- Original incorporation date: November 6, 1995
- Time in business: 30 years and 11 months
- Jurisdiction count: 6

## All known addresses

- 300 S Grand Ave Fl 9, Los Angeles, CA 90071 (listed in Connecticut, Massachusetts)
- 515 S Flower St Fl 4, Los Angeles, CA 90071 (listed in Rhode Island)

## Registered states

- [Connecticut](https://index.baselayer.com/ct/119e90173d7a0b90): Domestic registration
- [District of Columbia](https://index.baselayer.com/dc/c9d6082077c4f7ea): Foreign registration
- [Maryland](https://index.baselayer.com/md/12bb534cba6c82a7): Foreign registration, as Tams Architects & Engineers Inc.
- [Massachusetts](https://index.baselayer.com/ma/8535ff2727bd0875): Foreign registration
- [New Jersey](https://index.baselayer.com/nj/df5ba81439559136): Foreign registration
- [Rhode Island](https://index.baselayer.com/ri/f9b2766b9068bfac): Foreign registration

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

Cite as: Baselayer Business Index (https://index.baselayer.com/business/119e90173d7a0b90)