| | Name | | Company | | Date Certified | | Expiration |
| | Joseph SPINOLA | Carbro Constructors Corp. | 11/29/2001 | | 11/06 |
| | Ken STAUDINGER | Green Construction | 2/6/2002 | | 2/07 |
| | Arthur R. STEINER | NJ DOT | 3/20/2003 | | 3/08 |
| | Dan STEWART | V. DiIorio & Sons | 11/29/2001 | | 11/06 |
| | Frank M. STIA | NJ DOT | 3/20/2003 | | 3/08 |
| | Eric G. STILES | Port Authority of NY/NJ | 3/20/2003 | | 3/08 |
| | Brian STILTS | Burlington County Engg. | 10/23/2003 | | 10/08 |
| | Henry M. STUART | Edwards & Kelcey | 10/23/2003 | | 10/08 |
| | Mel SUCALDITO | Port Authority of NY/NJ | 11/10/2004 | | 11/09 |
| | Bruce SUCHER | Slattery Skanska | 10/23/2003 | | 10/08 |
| | Theodore J. SUDAL | J. Fletcher Creamer & Son | 10/24/2002 | | 10/07 |
| | Nakin SUKSAWANG | Rutgers University | 2/3/2000 | | 2/05 |
| | William SULLIVAN | NJ DOT | 1/25/2001 | | 1/06 |
| | Eugene A., Jr. SULLIVAN | Railroad Construction Co. | 1/17/2002 | | 1/07 |
| | Chuck SWAIM | Matrix Development Group | 11/29/2001 | | 11/06 |
| | Mark SWEENEY | B. Anthony Construction | 2/6/2002 | | 2/07 |
| | Shane SWENSON | Earle Asphalt Co. | 2/6/2002 | | 2/07 |
| | Chester L., III SYMOSH | Crisdel Group | 6/6/2002 | | 6/07 |
| | John SZAFRANSKI | NJ DOT | 3/23/2000 | | 3/05 |
| | Joseph SZUCSIK | STV Inc. | 2/5/2004 | | 2/09 |
| | Andrew P. SZULCZEWSKI | Port Authority of NY/NJ | 10/21/1999 | | 10/04 |
| | John T. TAMASIK | Cherry Weber & Assoc. | 10/24/2002 | | 10/07 |
| | Padit TANCHAN | Rutgers University | 2/3/2000 | | 2/05 |
| | Robert J. TARTAGLIA | Vineland Transit Mix | 1/25/2001 | | 1/06 |
| | Ana L. TATORIS | NJ Turnpike Authority | 10/21/1999 | | 10/04 |
| | John R. TETAR | Port Authority of NY/NJ | 2/3/2000 | | 2/05 |
| | Girish J. THAKKAR | NJ DOT | 1/17/2002 | | 1/07 |
| | Ved P. THAKRAL | K.S. Engineers | 10/24/2002 | | 10/07 |
| | Karl THIBAULT | Statewide Hi-Way Safety | 2/5/2004 | | 2/09 |
| | Paul T. THOMPSON | Conti Enterprises | 2/3/2000 | | 2/05 |
| | Thomas TOMASULO | Carbro Constructors Corp. | 11/29/2001 | | 11/06 |
| | Jeffrey TOMKO | Drill Construction Co. | 3/23/2000 | | 3/05 |
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