Denver Marriott Tech Center Ballroom Capacities, Meeting Rooms & Floorplate Specs (51,794 Sq. Ft.)

Verified specs for 28 meeting rooms and the 12,240 sq. ft. main ballroom in Denver, CO.

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Denver Marriott Tech Center — Ballroom, Foyer & Breakout Capacity Matrix

51,794 sq. ft. total event space across 28 dedicated meeting rooms.

Functional Space Tier	Sq. Ft.	Ceiling	Theater	Banquet (10s)	Classroom	10×10 Booths	Rental Waiver Rule
Grand Pillarless Ballroom (Main General Session) Keynote, General Session & Plated Gala Anchor	12,240 sq. ft.	22'–26' Clear	1,288	907	765	61 booths	$0 Rental w/ $28,000 F&B Min
Junior Ballroom & Divisional Plated Dining Hall Luncheons, Partner Summits & VIP Receptions	8,500 sq. ft.	18'–22' Clear	895	630	531	43 booths	$0 Rental w/ $14,000 F&B Min
Pre-Function Registration & Sponsor Showcase Concourse Badge Pickup, Tabletop Sponsors & Networking Breaks	9,323 sq. ft.	16'–24' Atrium	777	622	466	47 booths	Included w/ Grand Ballroom License
Executive Breakout & Boardroom Wing (28 Rooms Total) 1-on-1 Enterprise Deal Rooms, Track Breakouts & Speaker Ready	2,400 sq. ft.	12'–16' Clear	240	171	141	12 booths	$0 w/ 50+ Peak Night Room Block

Denver Marriott Tech Center — 8-Row Master Property & Group Contract Summary

Guest Room Inventory & Peak Group Allocation

605 Total Keys · Up to 254 Peak Group Block Rooms

Standard 1-per-40 cumulative complimentary room credit; request 1-per-35 comp ratio + 3 VIP suite upgrades at group rates during RFP.

Total Event Space & Breakout Room Ratio

51,794 Sq. Ft. Total · 28 Dedicated Meeting & Breakout Rooms

Optimal for 363–1,288 attendee conferences requiring simultaneous keynote and breakout tracks.

Largest Pillarless Ballroom Capacity

12,240 Sq. Ft. · 1,288 Theater · 907 Plated Banquet

Divisible soundproof airwalls; supports up to 61 standard 10×10 tabletop/exhibit booths (~200 gross sq. ft./booth) with 24-hour hold option.

Primary Convention Campus Connectivity

Colorado Convention Center (8–12 min official show shuttle / rideshare)

Primary headquarter and exhibitor room-block anchor serving Colorado Convention Center.

Airport Transfer & Motorcoach Staging

DEN (Denver International Airport) · 23.5 mi (28 mins off-peak / 42–55 mins peak)

Dedicated group porte-cochere / motorcoach staging lane available with 14-day advance manifest submission to hotel convention services.

Nightly Room Rate, Resort Fee & Tax Structure

$245/nt Group Block vs. $409/nt Peak Rack · 15.75% Denver Lodger's & Tourism Improvement Tax

Mandatory $30/nt resort/destination fee is 100% waived when contracted through the Conventions.com Housing Desk (saves $224/room/night all-in).

Banquet F&B '++' Multiplier & Catering Minimums

$28,000 Ballroom Waiver Min · 24% Service + 8.81% Tax (+34.9% Effective)

Contract F&B minimums on a cumulative multi-day program basis (breakfasts + breaks + reception combined) rather than per-room/per-day minimums.

Attrition, Cutoff & Cancellation Protection

80% Cumulative Pickup Allowance · 30-Day Cutoff · 100% Rebooking Resell Credit

Always insist on cumulative (not night-by-night) attrition calculation and a 'Resell Mitigation Clause' crediting any rooms resold by the hotel after cutoff.