6-K
Telesat Corp (TSAT)
UNITED STATESSECURITIES AND EXCHANGE COMMISSIONWashington, D.C. 20549
FORM 6-K
Report of Foreign Private Issuer Pursuant toRule 13a-16 or 15d-16Under the Securities Exchange Act of 1934
For the Month of September 2025
Commission File No.: 001-41083
TELESAT CORPORATION
(Name of Registrant)
160 Elgin Street, Suite 2100, Ottawa, Ontario,Canada K2P 2P7(Address of Principal Executive Office)
Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.
Form 20-F ☒ Form 40-F ☐
EXHIBITS
The following information is furnished to the Securities and Exchange Commission as part of this report on Form 6-K:
| Exhibit No. | Document |
|---|---|
| 99.1 | Press Release |
1
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
| TELESAT CORPORATION | ||
|---|---|---|
| Date:<br> September 12, 2025 | By: | /s/ CHRISTOPHER S. DIFRANCESCO |
| Name: | Christopher S. DiFrancesco | |
| Title: | Vice President, General Counsel and Secretary |
2
Exhibit 99.1

Telesat announces equity distribution of TelesatLightspeed business
OTTAWA, CANADA – September 12, 2025 - Telesat (Nasdaq and TSX: TSAT), one of the world’s largest and most innovative satellite operators, today announced that it has completed the distribution of 62% of the equity of its Telesat Lightspeed business to an indirect subsidiary of Telesat Corporation. The indirect subsidiary is wholly-owned by Telesat Canada’s parent entities and is a non-guarantor under Telesat Canada’s debt documents. There are no changes to the Company’s operations as a result of this transaction.
About Telesat
Backed by a legacy of engineering excellence, reliability and industry-leading customer service, Telesat (Nasdaq and TSX: TSAT) is one of the largest and most successful global satellite operators. Telesat works collaboratively with its customers to deliver critical connectivity solutions that tackle the world’s most complex communications challenges, providing powerful advantages that improve their operations and drive profitable growth. Continuously innovating to meet the connectivity demands of the future, Telesat Lightspeed, the company’s state-of-the-art Low Earth Orbit (LEO) satellite network, has been optimized to meet the rigorous requirements of telecom, government, maritime and aeronautical customers. Telesat Lightspeed will redefine global satellite connectivity with ubiquitous, affordable, high capacity, secure and resilient links with fibre-like speeds. For updates on Telesat, follow us on LinkedIn, X, or visit www.telesat.com.
Media Contact:
Lynette Simmons
pr@telesat.com
Investor Relations Contact:
James Ratcliffe
+1 613 748 8424
ir@telesat.com