Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0000950103-24-016713
Filing Date
2024-11-25
Accepted
2024-11-25 16:40:37
Documents
2

Document Format Files

Seq Description Document Type Size
1 FORM DEFA14A dp221123_defa14a-linkedin.htm DEFA14A 17515
2 GRAPHIC image_001.gif GRAPHIC 89821
  Complete submission text file 0000950103-24-016713.txt   142409
Mailing Address 1550 WYNKOOP STREET, 3RD FLOOR DENVER CO 80202
Business Address 1550 WYNKOOP STREET, 3RD FLOOR DENVER CO 80202 303-893-0012
Summit Materials, Inc. (Filer) CIK: 0001621563 (see all company filings)

EIN.: 471984212 | State of Incorp.: DE | Fiscal Year End: 1230
Type: DEFA14A | Act: 34 | File No.: 001-36873 | Film No.: 241496542
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)
(CF Office: 01 Energy & Transportation)