Felix Geissler
October 23, 2024
Title: Principal Company: Medicorum LLC Location: Greenville, South Carolina, United States Felix Geissler, principal at Medicorum LLC, has been recognized by Marquis Who’s Who Top
Title: Principal Company: Medicorum LLC Location: Greenville, South Carolina, United States Felix Geissler, principal at Medicorum LLC, has been recognized by Marquis Who’s Who Top
Title: Principal Company: Glenn Vallecillos, MD Location: Beverly Hills, California, United States Glenn Vallecillos, principal at Glenn Vallecillos, MD, has been recognized by Marquis Who’s
Title: Principal and Founder Company: Haffner Associates, LLC Location: Rockville, Maryland, United States Marlene E. Haffner, principal and founder at Haffner Associates, LLC, has been
Corporate Address:
350 RXR Plaza
Uniondale, NY 11556
Alternate Address:
51 John F Kennedy Pkwy Fl West
Short Hills, NJ 07078-2704
Phones:
1 (908) 673-0100
1 (908) 279-0100
Toll Free: 1 (844) 394-6946
E-mail:
[email protected]
or
[email protected]
Hours:
Mon – Thu: 9:00 AM – 5:30 PM
Fri: 9:00 AM – 4:30 PM
Marquis Who’s Who was established in 1898 and promptly began publishing biographical data in 1899. More than 125 years ago, our founder, Albert Nelson Marquis, established a standard of excellence with the first publication of Who’s Who in America.