# ConEx Construction Services, Inc.

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

- Legal business name: ConEx Construction Services, Inc.
- Alternative and DBA names: Alliance Construction, Inc.
- Entity type: C corporation
- Original incorporation date: June 4, 2007
- Time in business: 19 years and 4 months
- Jurisdiction count: 2

## All known addresses

- 18 S Broadway St, Columbia, SD 57433 (listed in South Dakota, North Dakota)

## Registered states

- [North Dakota](https://index.baselayer.com/nd/f54db02807aab981): Foreign registration, as Alliance Construction, Inc.
- [South Dakota](https://index.baselayer.com/sd/fb8f3d09255832c2): Domestic registration

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

Cite as: Baselayer Business Index (https://index.baselayer.com/business/fb8f3d09255832c2)