Exhibit 99.19
September 21, 2020
VIA ELECTRONIC TRANSMISSION
To: All Applicable Exchanges and Securities Administrators
| Re: | Mercer Park Brand Acquisition Corp. (the “Corporation”) Notice of Meeting and Record Date |
On behalf of the Corporation, we advise the following with respect to the upcoming meeting of class B shareholders of the Corporation:
| Type of Meeting | : | Annual General Meeting |
| Class of Securities Entitled to Receive Notice | : | Class B Shares |
| Class of Securities Entitled to Vote | : | Class B Shares |
| Record Date for Notice | : | September 22, 2020 |
| Record Date for Voting | : | September 22, 2020 |
| Beneficial Ownership Determination Date | : | September 22, 2020 |
| Meeting Date | : | October 14, 2020 |
| Meeting Location | : | Telephonic |
| Corporation paying for delivery to OBO | : | Not applicable |
|
Corporation sending proxy related materials directly to NOBO |
: | Not applicable |
| Notice-and-Access: | ||
| Registered shareholders | No | |
| Beneficial shareholders | Not applicable | |
| Stratification Level: | Not applicable |