Contract analysis

1. Purpose and Engagement Closure Confirmation We write to transmit the final invoice summary for the above-referenced matter and to confirm the formal closure of our engagement in connection with this representation. This letter serves as a comprehensive record of the services rendered, fees and costs incurred, and the disposition of the matter, and should be retained for your files alongside the enclosed invoices a

2. Summary of Services Rendered Set forth below is a brief recapitulation of the scope of work performed by Calderwood & Harkness across the duration of the engagement. This summary is intended to provide a consolidated record of the principal workstreams and milestones for your internal files and is not intended to be an exhaustive description of every task performed during the representation. 2.1 Second Request Str

3. Fee and Cost Summary Set forth below is a summary of the fees and costs incurred in connection with this engagement. Detailed monthly invoices, broken down by timekeeper and expense category, have been transmitted separately under cover of this letter. 3.1 Calderwood & Harkness LLP Legal Fees The following table sets forth the professional fees billed by Calderwood & Harkness on this matter, organized by timekeepe

4. Matter Outcome Summary As noted above, the FTC allowed the statutory waiting period under the HSR Act to expire on January 19, 2024, without taking any enforcement action, issuing any complaint, or seeking any injunctive relief with respect to the proposed acquisition. No conditions, divestitures, behavioral remedies, consent orders, or other restrictions were imposed by the Commission. The expiration of the waiti

5. Document Retention and File Disposition Calderwood & Harkness will retain all matter files, both paper and electronic, in accordance with the firm's standard Document Retention Policy, a copy of which was provided with the Engagement Letter. Engagement files retained by the firm include, without limitation, work product memoranda, internal and external correspondence, production records and indices, privilege logs

6. Acknowledgments and Closing Remarks On behalf of the entire Calderwood & Harkness team, I want to express our sincere appreciation for the confidence that Solara and its management team placed in our firm throughout this engagement. Second Request compliance is an intensive and demanding process, and the successful outcome in this matter is a testament to the collaborative and constructive working relationship bet

1. Final Invoice (Invoice No. SC-80023-0487-014, covering January 1–26, 2024)

2. Cumulative Fee and Cost Summary (detail by month and timekeeper, May 2023 – January 2024)

3. Keymark Document Solutions LLC Final Vendor Invoice cc: Monica Reyes, Associate, Antitrust & Competition Group, Calderwood & Harkness LLP Elliot Nguyen, Associate, Antitrust & Competition Group, Calderwood & Harkness LLP Tamara J. Westbrook, Of Counsel, Litigation Technology & E-discovery, Calderwood & Harkness LLP Dr. Arvind Chakrabarti, Senior Economist, Calderwood & Harkness Economic Consulting Timekeeper | Tit