Philadelphia Marriott Downtown Hotel

Philadelphia Marriott Downtown Hotel
1201 Market St, Philadelphia, PA 19107
(215) 625-2900

SISO has a special discounted rate of $179.00 per night plus taxes.

Mobil Travel Guide Stars: 3, AAA Diamonds: 3
Check-in: 4:00 p.m.; Check-out: 12:00 p.m.
Express Check-in, Express Check-out

Guests who book in the SISO block will receive complimentary in-room internet. There is also Complimentary wireless Wi-Fi in the lobby and public areas.

Make your hotel reservations TODAY!


In the heart of the business district, and in the heart of America's historic quest for liberty, the Philadelphia Marriott commands a towering presence, rising to every occasion for your business, leisure and meeting needs.

Connected by skywalk to Pennsylvania Convention Center
Easily accessible to Philadelphia International Airport and AMTRAK

Laundry valet
Self-service laundry facilities
Shoe shine
Concierge services
Gift shop/newsstand
Kinko's on site
Safe deposit box at front desk
Airline boarding pass printing available
Package and parcel service
Notary public
Soda, ice, and vending machines

All standard guest rooms are equipped with a refrigerator

Thirteen - Breakfast, Lunch, and Dinner
Circ - Cocktails, appetizers, and desserts
Starbucks Coffee, serving specialty coffees and light breakfast fare
Guest Room Dining

Valet parking is available for $49.00 per day (subject to change, limited availability). Offsite parking nearby.

Indoor pool
Health club
Tennis nearby
Scotland Run Golf Club at (18 holes; 6500 yards; 72 par; 15.0 miles away)


  • Room Service
  • Restaurant
  • Fitness Center/Health Club
  • Business Center
  • Internet Access
  • Cable TV
  • Car rental
  • Concierge
  • Convention Center
  • Gift Shop
  • Golf nearby
  • Hairdryer
  • Indoor pool
  • In-room movies
  • Iron/ironing boards
  • Meeting rooms
  • Public transportation nearby
  • Valet
  • Bar
  • In-room safe


  • “Without a doubt the most valuable three days of the year for networking, learning, and meeting colleagues.”
    Tony Calanca, Executive Vice President, UBM
  • “Two of the best acquisitions Access Intelligence had executed came directly from contacts and discussions held at the SISO CEO Summit. Beyond that important networking for transactions, I learn best practices from the best in the industry. The ROI for membership is immeasurable.”
    Don Pazour, CEO, Access Intelligence
  • “The impact of SISO is so much bigger than its size. It feels more like a global council of important tribes than a traditional trade association.”
    David Adler, CEO & Founder, Bizbash Media
  • “Our industry thrives on the personal relationships that face-to-face builds, and the CEO Summit is the ultimate place to build YOUR network!”
    Tom Mitchell, President, Messe Dusseldorf North America
  • “As busy, independent, for-profit organizer, SISO keeps our company connected to all the key players working in this industry and allows great relationships and ongoing learning of best practices from the best in the business. All invaluable assets to help move our business forward."
    Howard Hauben, CEO, H2 Events
  • “The SISO membership represents the entire for-profit tradeshow community and the annual SISO conferences are must-attend events for their educational and networking value.”
    Joel A. Davis, Founder & CEO, JD Events
  • “SISO connects strategic minds through invaluable networking opportunities and face-to-face executive conferences focused on excellence and inspiration.”
    Dana Teague, Vice President, Informa Global Exhibitions
  • “Participating in SISO puts you on the leading edge of the events world.”
    Charles McCurdy, CEO, Informa Global Exhibitions