Exhibit 99.1
Joint Filer Information
| Name of Joint Filer: | JFL Fund VI Alloy Holdings, LLC |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Event Requiring Statement (Month/Day/Year): | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
JFL Fund vi Alloy holdings, llc
By: JFL Equity Investors VI, L.P., its Member
By: JFL Parallel Fund VI, L.P., its Member
By: JFL Executive Investors VI, L.P., its Member
By: JFL GP Investors VI, LLC, its General Partner
| By: | /s/ C. Alexander Harman |
| Name: C. Alexander Harman | |
| Title: Managing Partner |
Dated: June 24, 2026
1
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | JFL Equity Investors VI, L.P. |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Event Requiring Statement (Month/Day/Year): | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
JFL EQUITY INVESTORS VI, L.P.
By: JFL GP Investors VI, LLC, its General Partner
| By: | /s/ C. Alexander Harman |
| Name: C. Alexander Harman | |
| Title: Managing Partner |
Dated: June 24, 2026
2
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | JFL Parallel Fund VI, L.P. |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Event Requiring Statement (Month/Day/Year): | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
JFL PARALLEL FUND, VI, L.P
By: JFL GP Investors VI, LLC, its General Partner
| By: | /s/ C. Alexander Harman |
| Name: C. Alexander Harman | |
| Title: Managing Partner |
Dated: June 24, 2026
3
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | JFL Executive Investors VI, L.P. |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Event Requiring Statement (Month/Day/Year): | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
JFL EXECUTIVE Investors VI, L.P.
By: JFL GP Investors VI, LLC, its General Partner
| By: | /s/ C. Alexander Harman |
| Name: C. Alexander Harman | |
| Title: Managing Partner |
Dated: June 24, 2026
4
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | JFL GP Investors VI, LLC |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Event Requiring Statement (Month/Day/Year): | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
JFL GP Investors vi, llc
| /s/ C. Alexander Harman | |
| Name: C. Alexander Harman | |
| Title: Managing Partner |
Dated: June 24, 2026
5
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | JFL Credit Opportunities Fund GP Rollover, L.P. |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Event Requiring Statement (Month/Day/Year): | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
JFL Credit Opportunities Fund GP Rollover, L.P.
By: JFL Credit GP Investors I, LLC, its General Partner
| By: | /s/ C. Alexander Harman |
| Name: C. Alexander Harman | |
| Title: Managing Partner |
Dated: June 24, 2026
6
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | JFL Fund VI Credit Opps Holdings, LLC |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Earliest Transaction Required to be Reported: | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
JFL FUND VI CREDIT OPPS HOLDINGS, LLC
| /s/ C. Alexander Harman | |
| Name: C. Alexander Harman | |
| Title: Managing Partner |
Dated: June 24, 2026
7
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | JFL Credit GP Investors I, LLC |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Earliest Transaction Required to be Reported: | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
JFL CREDIT GP INVESTORS I, LLC
| /s/ C. Alexander Harman | |
| Name: C. Alexander Harman | |
| Title: Managing Partner |
Dated: June 24, 2026
8
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | JFL Credit Opportunities Fund I, L.P. |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Earliest Transaction Required to be Reported: | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
JFL CREDIT OPPORTUNITIES FUND I, L.P.
By: JFL Credit GP Investors I, LLC, its General Partner
| By: | /s/ C. Alexander Harman |
| Name: C. Alexander Harman | |
| Title: Managing Partner |
Dated: June 24, 2026
9
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | JFL Fund VI Credit Opps Cayman Holdings, LLC |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Earliest Transaction Required to be Reported: | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
JFL FUND VI CREDIT OPPS CAYMAN HOLDINGS, LLC
| /s/ C. Alexander Harman | |
| Name: C. Alexander Harman | |
| Title: Managing Partner |
Dated: June 24, 2026
10
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | Tamarac Holdings, LLC |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Earliest Transaction Required to be Reported: | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
TAMARAC HOLDINGS, LLC
| /s/ C. Alexander Harman | |
| Name: C. Alexander Harman | |
| Title: Managing Partner |
Dated: June 24, 2026
11
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | TPCI LLC |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Earliest Transaction Required to be Reported: | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
TPCI LLC
| /s/ C. Alexander Harman | |
| Name: C. Alexander Harman | |
| Title: Managing Partner |
Dated: June 24, 2026
12
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | JFL Credit Opportunities Fund II, L.P. |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Earliest Transaction Required to be Reported: | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
JFL CREDIT OPPORTUNITIES FUND II, L.P.
By: JFL Credit GP Investors II, LLC
| By: | /s/ C. Alexander Harman |
| Name: C. Alexander Harman | |
| Title: Managing Partner |
Dated: June 24, 2026
13
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | JFL Credit GP Investors II, LLC |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | 10% Owner |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Earliest Transaction Required to be Reported: | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
JFL CREDIT GP INVESTORS II, LLC
| /s/ C. Alexander Harman |
| Name: C. Alexander Harman |
| Title: Managing Partner |
Dated: June 24, 2026
14
Exhibit 99.1
Joint Filer Information
(continued)
| Name of Joint Filer: | C. Alexander Harman |
| Address of Joint Filer: | c/o J.F. Lehman & Company, LLC |
| 55 Hudson Yards, 23rd Floor | |
| New York, NY 10001 | |
| Relationship of Joint Filer to Issuer: | Director |
| Issuer Name and Ticker or Trading Symbol: | DPC Holdings Ltd. [DPC] |
| Date of Event Requiring Statement (Month/Day/Year): | June 24, 2026 |
| Designated Filer: | J.F. Lehman & Company, LLC |
Signature:
| /s/ C. Alexander Harman | |
| C. Alexander Harman |
Dated: June 24, 2026
15