Full text of MERCURY INVESTMENT SERVICES LLC's X-17A-5 filed 2024-02-28 (period 2023-12-31). Broker-dealer annual report from SEC EDGAR — readable, searchable, and available as markdown for AI agents.
{0}------------------------------------------------ OMB APPROVAL OMB Number: 3235-0123 Expires: Nov. 30, 2026 Estimated average burden hours perresponse: 12 ### UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 # ANNUAL REPORTS SEC FILE NUMBER FORM X-17A-5 PART III FACING PAGE Information Required Pursuant to Rules 17a-5, 17a-12, and 18a-7 under the Securities Exchange Act of 1934 FILING FOR THE PERIOD BEGINNING 01/01/2023 AND ENDING 12/31/2023 MM/DD/YY MM/DD/YY ## A. REGISTRANT IDENTIFICATION # vame orriev. Mercury Investment Services LLC TYPE OF REGISTRANT (check all applicable boxes): "| Broker-dealer Security-based swap dealer Major security-based swap participant Check here if respondent is also an OTC derivatives dealer ADDRESS OF PRINCIPAL PLACE OF BUSINESS: (Do not use a P.O. box no.) 333 Bush Street, Suite 1900  PERSON TO CONTACT WITH REGARD TO THIS FILING # Don Marczewski (224) 666-2426 don@mercury.com (Name) (Area Code — Telephone Number) (Email Address) ## B. ACCOUNTANT IDENTIFICATION INDEPENDENT PUBLIC ACCOUNTANT whose reports are contained in this filing\* # Michael Coglianese CPA, P.C. (Name — if individual, state last, first, and middle name) | 125 E. Lake Street, Suite 303 | Bloomingdale | —<br>IL | 60108 | |-------------------------------|--------------|---------|------------| | (Address) | (City) | (State) | (Zip Code) | | 10/20/2009 | 3374 | | | (Date of Registration with PCAOB)(if applicable) (PCAOB Registration Number, if applicable) FOR OFFICIAL USE ONLY \* Claims for exemption from the requirement that the annual reports be covered by the reports of an independent public accountant must be supported by a statement of facts and circumstances relied on as the basis of the exemption. See 17 CFR 240.17a-5(e)(1)(ii)}, if applicable. Persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. {1}------------------------------------------------ ### OATH OR AFFIRMATION |, Donald Marczewski swear (or affirm) that, to the best of my knowledge and belief, the financial report pertaining to the firm of Mercury Investment Services LLO , as of 12/31 2923 is true and correct. | further swear (or affirm) that neither the company nor any partner, officer, director, or equivalent person, as the case may be, has any proprietary interest in any account classified solely as that of a customer.…Read the full text as markdown