CSL Continuing Education Classes in Nashua, NH
We hold 4 upcoming in-person class dates in Nashua — the next on September 18, 2026. Every class runs 8:00 AM – 2:00 PM and earns 6 in-class credit hours toward your Massachusetts Construction Supervisor License renewal (Unrestricted or Restricted). We offer more class dates, in more cities, than any other school in Massachusetts.
Map to the Nashua class location
| Day | Date | Credits | |
|---|---|---|---|
| Friday | 9/18/2026 | 6-Hour In-Class | Enroll — $99 |
| Saturday | 10/24/2026 | 6-Hour In-Class | Enroll — $99 |
| Friday | 12/4/2026 | 6-Hour In-Class | Enroll — $99 |
| Friday | 2/5/2027 | 6-Hour In-Class | Enroll — $99 |
Need your full renewal package? Pair any in-class date above with our on-line hours:
Unrestricted (12 hours total — $198) ·
Restricted (10 hours total — $178)
Questions? Call (888) 405-7849.
Classes in other cities
Andover · Braintree · Chicopee · Dedham · Foxborough · Hyannis · Leominster · Littleton · Marlborough · Natick · Peabody · Pittsfield · Plymouth · Raynham · Sturbridge · Waltham · Wareham · Woburn