401 S 1st St, Austin, TX 78704
Tenant list and company directory — 13 businesses at this address in Austin, TX. Last updated August 29, 2026.
Also searched as: 401 S 1st St · 401 S 1st St, Austin, TX · 401 S 1st St, Austin · 401 south 1st street · 401 south 1st street, Austin, TX · 401 south 1st street, Austin
There are 13 companies at this address, primarily in Software company, Engineering consultant, Financial institution, Architecture firm. Average reported headcount is 926 employees.
Showing 13 of 13 companies
| Company | Category | Employees | Revenue | Phone | Rating |
|---|---|---|---|---|---|
| Alert Mediaalertmedia.com | Software company | 493 | $103.6 Million | +18008260777 | 3.9(30) |
| Walter P Moorewalterpmoore.com | Engineering consultant | 1000 | $636.5 Million | +15123301270 | 5(2) |
| Hudson River Tradinghudsonrivertrading.com | Financial institution | 900 | $464 Million | (212) 293-1444 | — |
| Corgancorgan.com | Architecture firm | 1200 | $400 Million | +15126406000 | 5(1) |
| Spire Consulting Groupspireconsultinggroup.com | Consultant | 40 | $5.8 Million | +15126413688 | 5(5) |
| Peak Parkingpeakparking.com | Parking garage | 90 | <$5 Million | (737) 208-0211 | — |
| RiverSouth Austinriversouthaustin.com | Business center | — | — | +17373018870 | 4.8(12) |
| Baker Bottsbakerbotts.com | Legal services | 1624 | $752.5 Million | +15123222500 | 4.7(3) |
| The Agency Austintheagencyatx.com | Real estate agency | 12 | <$5 Million | +15126075113 | 5(2) |
| Armaninoarmanino.com | Accounting firm | 2500 | $372.2 Million | +15126107200 | — |
| Streamstreamrealty.com | Commercial real estate agency | 1400 | $1 Billion | +15124813000 | 2.3(3) |
| Sky Lounge on Lady Bird at RiverSouthskyloungeonladybird.com | Event venue | — | — | +18123454848 | 5(34) |
| Candice Gabriellecandicegabrielleatx.com | Real estate agent | — | — | +15128396525 | — |
Frequently asked questions about 401 S 1st St, Austin, TX 78704
- Who are the tenants at 401 S 1st St, Austin, TX 78704?
- Companies at 401 S 1st St, Austin, TX 78704 include Alert Media, Walter P Moore, Hudson River Trading, Corgan, Spire Consulting Group, Peak Parking, RiverSouth Austin, Baker Botts, plus 5 more listed on this page.
- How many companies are located at 401 S 1st St, Austin, TX 78704?
- 13 companies are currently indexed at 401 S 1st St, Austin, TX 78704.
- What kinds of businesses are at 401 S 1st St, Austin, TX 78704?
- Tenants at this address operate mainly in Software company, Engineering consultant, Financial institution, Architecture firm, Consultant.
- How current is this tenant list?
- The tenant list for 401 S 1st St, Austin, TX 78704 was last updated on August 29, 2026.