Source: https://www.finra.org/about/firms-we-regulate
Updated: 4/17/18

FINRA Member Firms O

# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

O’CONNOR & COMPANY SECURITIES INC.
234 EAST 17TH STREET, SUITE 114, COSTA MESA, CA 92627

O’NEIL SECURITIES, INCORPORATED
211 CONGRESS STREET, 5TH FLOOR, SUITE B, BOSTON, MA 02110

O’TOOLE INSURANCE & SECURITIES
14-30 COLLEGE POINT BLVD, COLLEGE POINT, NY 11356

OAK HILLS SECURITIES, INC.
121 NE 50TH, OKLAHOMA CITY, OK 73105

OAK TREE SECURITIES, INC.
4049 FIRST STREET, SUITE 129, LIVERMORE, CA 94551-4949

OAKLINS DP LLC
475 PARK AVENUE SOUTH, NEW YORK, NY 10016

OAKPOINT SOLUTIONS, LLC
100 SOUTH ASHLEY DRIVE, SUITE 1130, TAMPA, FL 33602

OBERON SECURITIES, LLC
1412 BROADWAY, 23RD FLOOR, NEW YORK, NY 10018

OBERWEIS SECURITIES, INC.
3333 WARRENVILLE ROAD, SUITE 500, LISLE, IL 60532

OBEX SECURITIES LLC
290 OVERLOOK ROAD, NEW ROCHELLE, NY 10804

OBJECTIVE EQUITY, LLC
380 BRETANO WAY, GREENBRAE, CA 94904

OCEAN FINANCIAL SERVICES, LLC
780 NW 42ND AVENUE, SUITE 604, MIAMI, FL 33126

OCEAN PARK SECURITIES, LLC
5200 WEST CENTURY BLVD, SUITE 420, LOS ANGELES, CA 90045

OCEAN TOMO INVESTMENT GROUP, LLC
39 BROADWAY, SUITE 3300, ROOM 6, NEW YORK, NY 10006-3019

OCEANUS SECURITIES, LLC
989 SIXTH AVENUE, 19TH FLOOR, NEW YORK, NY 10018

OCM INVESTMENTS, LLC
333 SOUTH GRAND AVENUE (28TH FLOOR), LOS ANGELES, CA 90071

OCP CAPITAL, LLC
1345 AVENUE OF AMERICAS, 2ND FLOOR, NEW YORK, NY 10105

OCTAGON CAPITAL GROUP, LLC
45 ESSEX STREET, SUITE 204/205, MILLBURN, NJ 07041-1668

ODDO BHF NEW YORK CORPORATION
150 EAST 52ND STREET, 5TH FLOOR, NEW YORK, NY 10022

ODEON CAPITAL GROUP LLC
750 LEXINGTON AVENUE, 27TH FL., NEW YORK, NY 10022

OFG FINANCIAL SERVICES, INC.
TOWNSITE PLAZA #2, SUITE # 105, 120 SE 6TH AVENUE, TOPEKA, KS 66603-3515

OHANESIAN / LECOURS, INC.
433 SOUTH MAIN STREET, SUITE 104, WEST HARTFORD, CT 06110-9944

OHIO NATIONAL EQUITIES, INC.
ONE FINANCIAL WAY, CINCINNATI, OH 45242
Mailing Address: P.O. BOX 237, CINCINNATI, OH 45201-0371

OLD CITY SECURITIES LLC
445 CENTRAL AVENUE, SUITE 328, CEDARHURST, NY 11516

OLD GREENWICH PARTNERS, LLC
1614 PONDEROSA PINE DR. E., JACKSONVILLE, FL 32225
Mailing Address: PO BOX 350046, JACKSONVILLE, FL 32235

OLD MISSION MARKETS LLC
314 W. SUPERIOR, SUITE 200, CHICAGO, IL 60654

OLDEN LANE SECURITIES, LLC
200 FORRESTAL RD, SUITE 3B, PRINCETON, NJ 08540

OLDFIELD CAPITAL GROUP LLC
7 PENN PLAZA, SUITE 810, NYC, NY 10001

OLIVETREE FINANCIAL, LLC
420 LEXINGTON AVENUE, SUITE 800, NEW YORK, NY 10170

OLMSTED & MULHALL, INC.
100 WEST CROSSTOWN PARKWAY, KALAMAZOO, MI 49001-2791
Mailing Address: 100 WEST CROSSTOWN PKWY., KALAMAZOO, MI 49001-2791

OLSEN PALMER LLC
2020 K STREET, SUITE 450, WASHINGTON, DC 20006

OLSTEIN CAPITAL MANAGEMENT, L.P.
4 MANHATTANVILLE ROAD, PURCHASE, NY 10577-2119
Mailing Address: 4 MANHATTANVILLE ROAD, PURCHASE, NY 10577

OMAC BEVERAGE SECURITIES LLC
305 WEST WIEUCA ROAD, NE, ATLANTA, GA 30342

OMEGA SECURITIES, INC.
300 THROCKMORTON, SUITE 1450, FORT WORTH, TX 76102-6996

OMNI FINANCIAL SECURITIES, INC.
1900 POLARIS PARKWAY, SUITE 450, COLUMBUS, OH 43240

OMNICAP, LLC
1325 AVENUE OF THE AMERICAS, 23RD FLOOR, NEW YORK, NY 10019

ONDRA PARTNERS LP
140 EAST 45TH STREET, 41ST FLOOR, NEW YORK, NY 10017

ONE AMHERST PARTNERS, LLC
255 EAST BROWN STREET, SUITE 120, BIRMINGHAM, MI 48009

ONEAMERICA SECURITIES, INC.
ONE AMERICAN SQUARE, INDIANAPOLIS, IN 46282
Mailing Address: ONE AMERICAN SQUARE, P.O. BOX 1984, INDIANAPOLIS, IN 46206-1984

ONYX PARTNERS, INCORPORATED
3605 S TOWN CENTER DR, STE A, LAS VEGAS, NV 89135

OPENDOOR SECURITIES LLC
111 TOWN SQUARE NEWPORT FINANCIAL CENTER, SUITE 1500, JERSEY CITY, NJ 07310

OPENING NIGHT CAPITAL, LLC
151 WEST 46TH STREET, 8TH FLOOR, NEW YORK, NY 10036

OPPENHEIMER & CO. INC.
85 BROAD STREET, 22ND,24TH FLOOR, NEW YORK, NY 10004
Mailing Address: 85 BROAD STREET, 22ND FLOOR, NY, NY 10004

OPPENHEIMERFUNDS DISTRIBUTOR, INC.
225 LIBERTY STREET, 11TH FLOOR, NEW YORK, NY 10281-1008

OPTIMA SECURITIES LLC
10 EAST 53RD ST., 29TH FLOOR, NEW YORK, NY 10022

OPTSECURITIES, LLC
200 S. COLLEGE ST., 16TH FLOOR, CHARLOTTE, NC 28202

OPUS FINANCIAL PARTNERS, LLC
19900 MACARTHUR BLVD. 12TH FLOOR, IRVINE, CA 92612
Mailing Address: 19900 MACARTHUR BLVD, 12TH FLOOR, IRVINE, CA 92612

ORACLE CAPITAL SECURITIES, LLC
1985 E. RIVER ROAD, STE. 111, TUCSON, AZ 85718

ORBIS INVESTMENTS (U.S.), LLC
THREE CANAL PLAZA 3RD FLOOR, PORTLAND, ME 04101
Mailing Address: THREE CANAL PLAZA SUITE 100, PORTLAND, ME 04101

ORCHARD PLATFORM MARKETS, LLC
386 PARK AVENUE SOUTH, 3RD FLOOR, NEW YORK, NY 10016

ORCHARD SECURITIES, LLC
401 S. 850 E., SUITE C1, LEHI, UT 84043

ORIENTAL FINANCIAL SERVICES CORP.
997 SAN ROBERTO STREET, ORIENTAL GROUP TOWER 9TH FLOOR, SAN JUAN, PR 00926
Mailing Address: P.O. BOX 195119, SAN JUAN, PR 00919-5119

OSCAR GRUSS & SON INCORPORATED
430 PARK AVENUE, 6TH FLOOR, NEW YORK, NY 10022

OSHIMA & ASSOCIATES
21 MERCHANTS ROW, 5TH FLOOR, BOSTON, MA 02109

OTA LLC
ONE MANHATTANVILLE ROAD, PURCHASE, NY 10577

OTC LINK LLC
304 HUDSON STREET, SUITE 2N, NEW YORK, NY 10013

OTCEX, LLC
608 5TH AVENUE, SUITE 602, NEW YORK, NY 10020

OTR GLOBAL TRADING LLC
4 MANHATTANVILLE ROAD, PURCHASE, NY 10577

OUTCOME CAPITAL, LLC
11921 FREEDOM DRIVE STE 730, RESTON, VA 20190

OUTSET GLOBAL TRADING LIMITED
1140 AVENUE OF THE AMERICAS, 9TH FLOOR, NEW YORK, NY 10036

OVERTON SECURITIES, LLC
ONE ENERGY SQUARE, 4925 GREENVILLE AVE, SUITE 200, DALLAS, TX 75206

OWL CREEK ASSET MANAGEMENT MARKETING, LLC
640 FIFTH AVENUE, 20TH FLOOR, NEW YORK, NY 10019

OWL ROCK SECURITIES
245 PARK AVENUE,, 41ST FLOOR, NEW YORK, NY 10167