Baselayer Business Index

TSI Incorporated

Business profileC corporationLinked registrations

Public business information with links to supporting state records. Data as of October 16, 2026.

Business profile

Legal business name
TSI Incorporated
Alternative and DBA names
Alnor Instruments
Alnor Instruments, Inc.
Dickey-John A Division of Tsi Incorporated
Show all 5 names ↓Dickey-John Division
TSI Instruments NC Inc.
Entity type
C corporation
Original incorporation date
March 30, 1961
Time in business
65 years and 6 months
Jurisdiction count
15

All known addresses

  • 500 Cardigan Rd, Saint Paul, MN 55126

    Listed in Minnesota, California, Colorado, Indiana, Maryland, Massachusetts, New York, North Carolina, North Dakota, Ohio, West Virginia

  • 333 S 7th St Ste 3100, Minneapolis, MN 55402

    Listed in Texas

Registered states

View linked public registration records.

CaliforniaAlnor InstrumentsForeign registrationView registration →ColoradoForeign registrationView registration →IllinoisForeign registrationView registration →IndianaDickey-John A Division of Tsi IncorporatedForeign registrationView registration →MarylandForeign registrationView registration →MassachusettsForeign registrationView registration →MinnesotaDomestic registrationView registration →New YorkForeign registrationView registration →North CarolinaTSI Instruments NC Inc.Foreign registrationView registration →North DakotaForeign registrationView registration →
Show all 15 registrations ↓
OhioForeign registrationView registration →PennsylvaniaForeign registrationView registration →TexasForeign registrationView registration →UtahForeign registrationView registration →West VirginiaForeign registrationView registration →

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

Full business report $5