Public Relations Firms Database - Alphabetical Index

O'Dwyer's 2018 Directory of PR Firms

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O'Dwyer's is the #1 source for researching public relations firms and outside PR counsel. We've been connecting clients and PR firms for 48 years through our printed and online directory of PR firms.

Scroll down for an alphabetical list of firms in our database. In addition, we have indexes by geographical location and 23 PR specialties:

- PR Firms in Alphabetical Order
- PR Firms By Location
 - PR Firms By Specialty

To do a quick search for a PR firm listed in O'Dwyer's database, enter firm name in the box below:


O'Dwyer's is the only place you can look up a client (e.g., Microsoft, Nike, Starbucks) and determine its outside PR counsel. Results will show the client name you searched for with links to PR firms in our database that have done work for that client.

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For guidance on picking a PR firm, read Jack O'Dwyer's article: How to hire and get the most from outside PR counsel.

To help clients shop for PR and wind up with legitimate outside PR counsel, O'Dwyer's ranks PR firms each year by net fees. Those firms which have satisfied the O'Dwyer ranking rules – supporting fee and employee totals with income tax and W-3 forms and providing a current account list – have a rankings seal next to their name throughout our database.

Alphabetical Listing of Firms

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M Booth M Booth   
666 Third Ave., 7th flr
New York, NY 10017

M studio M studio   
513C Bangs Ave.
Asbury Park, NJ 07712

Maccabee Maccabee  Ranked PR firm 
211 N. First St., #425
Minneapolis, MN 55401

Madison Alexander PR, Inc.   
250 El Camino Real, #116
Tustin, CA 92780

Makovsky Makovsky   
16 E. 34th St.
New York, NY 10016

Mannfolk PR   
606 N. Larchmont, #206
Los Angeles, CA 90004

March Communications March Communications  Ranked PR firm 
226 Causeway St., 4th flr.
Boston, MA 02114

Marino. Marino.   
747 Third Ave., 18th flr.
New York, NY 10017

Marketing Maven Public Relations Marketing Maven Public Relations  Ranked PR firm 
2390 C Las Posas Rd., #479
Camarillo, CA 93010

Marketing Works   
740 Lakeview Plaza Blvd., #100
Worthington, OH 43085

Marx Layne & Company Marx Layne & Company   
31420 Northwestern Hwy., #100
Farmington Hills, MI 48334

Mason Public Relations Mason Public Relations   
23 Amity Rd.
Bethany, CT 06524

Matter Communications Matter Communications  Ranked PR firm 
50 Water St., Mill #3, The Tannery
Newburyport, MA 01950

McDowell Jewett Communications McDowell Jewett Communications   
36 Trumbull St.
Hartford, CT 06103

McGrath/Power Public Relations and Communications McGrath/Power Public Relations and Communications   
75 E. Santa Clara St., #600
San Jose, CA 95113

MCS Healthcare Public Relations MCS Healthcare Public Relations  Ranked PR firm 
110 Allen Rd., #303
Basking Ridge, NJ 07920

Mediafy Communications   
350 N. Glendale Ave., Suite B, #304
Glendale, CA 91206

MEK Group MEK Group   
11405 N. Pennsylvania St., #103
Carmel, IN 46032

MERGE Atlanta MERGE Atlanta   
11675 Rainwater Dr., #300
Alpharetta, GA 30009

Merritt Group Merritt Group  Ranked PR firm 
8251 Greensboro Dr., #600
McLean, VA 22102

Merryman Communications Merryman Communications  Ranked PR firm 
318 Avenue I, Suite 227
Redondo Beach, CA 90277

Millerschin Group, The Millerschin Group, The   
3250 University Dr., #115
Auburn Hills, MI 48326

Moore, Inc. Moore, Inc.  Ranked PR firm 
2011 Delta Blvd.
Tallahassee, FL 32303

MorganMyers MorganMyers   
N16 W23233 Stone Ridge Dr., #200
Waukesha, WI 53188

Motion Motion   
325 N. LaSalle Dr., #550
Chicago, IL 60654

Mount and Nadler, Inc. Mount and Nadler, Inc.   
425 Madison Ave.
New York, NY 10017

MP&F Strategic Communications MP&F Strategic Communications  Ranked PR firm 
611 Commerce Street., #3000
Nashville, TN 37203

MSR Communications, LLC MSR Communications, LLC   
832 Sansome St., 2nd flr.
San Francisco, CA 94111

Murphy O'Brien Public Relations Murphy O'Brien Public Relations   
11444 W. Olympic Blvd., #600
Los Angeles, CA 90064



M Listings
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0-9 | 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