Convention 2021
Convention 2021
Convention 2021


Sigma’s 46th Biennial Convention will take place at the Indiana Convention Center and JW Marriott in Indianapolis, Indiana, USA, from 6‑10 November 2021. Please read the following information to help ensure a safe trip.

Hotel Information

Special guest room pricing for this event has been arranged at the JW Marriott Indianapolis, Courtyard Indianapolis Downtown, Fairfield Inn and Suites Indianapolis Downtown, and Springhill Suites Indianapolis Downtown. Room availability and special rates are limited, so make your reservations now by clicking one of the links below. If you are calling in your reservation, be sure to mention Sigma's 46th Biennial Convention.

Make your reservations »


  • Guest rooms are subject to applicable state and local taxes.
  • Guest room reservations are available on a first-come, first-served basis.

JW Marriott IndianapolisJW Marriott Indianapolis (The Headquarters Hotel)

CourtyardCourtyard Indianapolis Downtown

FairfieldFairfield Inn and Suites Indianapolis Downtown

SpringHill Suites DowntownSpringHill Suites Indianapolis Downtown

Travel Information

Please read the following travel information to help ensure a safe and enjoyable trip.



Indianapolis International Airport

Ground Transportation

There are many options available for transportation to and from the airport, including shuttles and taxis. Uber and Lyft also service the Indianapolis area.

Event Attire
The attire for this event is business casual.
Information for International Attendees

View information regarding entry requirements to the USA, customs, foreign consulates, and transportation security from the US Department of State.


In emergency situations, you can reach local police, ambulance service, fire department, and other emergency services by calling 911.

Time Zones

The time zone in Indianapolis, Indiana, is Eastern Standard Time (EST).

Visiting Indianapolis

General Information


Local Area Maps

Money and Tipping

Electricity and Voltage

Traveling Abroad

Visit your country’s government website for information about and recommendations for traveling to the USA. When traveling outside your home country, it is recommended that you register with your embassy or consulate by notifying that office of your travel dates and destination.

Visa Letter Request

Your request will be processed within 10 business days. Requests for confirmation letters must be submitted by 7 October 2021. Requests for mailed letters will be reviewed, and additional fees will apply. The confirmation letter does not guarantee that you will receive a visa. Confirmation letters include only the event title, the dates, the location, the payment confirmation of registration fees, and verification that you are a presenter, if applicable.

If you are denied a visa, we will provide you with a full refund as long as we are notified before Thursday, 7 October 2021. Attendees are advised to apply for a visa as early as possible.

Submit your Visit Letter Request Application »

Visiting Indianapolis

Indy: A city rich in arts and culture, history and heritage, time-honored traditions, and endless possibilities. Explore a variety of museums, performing-arts venues, ethnic eateries, and defined cultural districts near the JW Marriott Indianapolis.

Indy like a local

Visit Indy

Top 25 restaurants

Plan your getaway. Launch the Indy Visitor Guide.