River Room at The Royal Horseguards Hotel and One Whitehall Place

The Meston Suite costs £1,000 for drinks receptions, while Churchill's Bar has a £400 room hire fee for arrival drinks. The London Meeting room is available at £500. The River Room was quoted at £1,000 (reduced from a higher rate) for filming, though full day rates apply with no half-day options available.

Dinner packages start from £120-£145 per person and include one glass of sparkling wine on arrival, three-course pre-ordered set menu (one starter, main, dessert plus vegetarian option), room hire for main room, half bottle of house wine per person, half bottle of mineral water, menus, candelabras and mirrored centerpieces, and table plan. Minimum numbers are typically 20-40 guests depending on the package.

The Meston Suite accommodates up to 70 theatre style, 72 banqueting, 48 cabaret, 32 U-shape, 45 classroom, or 80 reception. The Whitehall Suite holds 150 dinner & dance or 280 reception style. The River Room fits 26 boardroom, 70 theatre, 48 cabaret, 72 banqueting, or 80 reception.

Silver Package offers one hour of house wine, beer and soft drinks for £35 per person, or £55 with spirits and Prosecco. Gold Package provides two hours for £55-£65 per person. Diamond Package includes three hours for £85-£90 per person. Champagne Package runs £95-£110 per person for three hours with house champagne and exclusive wines.

Yes, the venue can cater to halal menus and provides soft drinks options for guests who don't consume alcohol. They also offer vegetarian menu options as standard with their dinner packages and can accommodate various dietary requirements with advance notice.

Spaces are typically held for short periods requiring confirmation within days. One example shows a space held until Wednesday at 3pm, and another required confirmation by 4pm the same day. The venue releases spaces quickly if confirmation isn't received, so prompt decision-making is essential.

Private Christmas Party packages start from £145 per person and include sparkling wine on arrival, three-course dinner with coffee and mini mince pies, half bottle of house wine and mineral water per person, room hire, Christmas table centerpieces, Christmas crackers and novelties, and table plan. Minimum numbers are typically 65 guests.

Most dinner packages have minimum guest requirements ranging from 20-65 people depending on the package. Some spaces like the Whitehall Suite have minimum food and beverage spend requirements of £5,000 for 100 attendees in addition to the £5,000 room hire. All pricing includes VAT unless otherwise stated.

The venue offers comprehensive AV packages including large PA systems (£250), gooseneck microphones (£60 each), handheld microphones (£60 each), 42-inch comfort monitors (£265), professional cameras with tripods (£615), laptops with Zoom/Teams (£35), and on-site AV technicians (£350 each). Full technical setups for events can cost around £2,380 plus VAT.

The venue appears to allow external entertainment such as DJs and bands, as evidenced by discussions about DJ setups and live performances during dinner. However, specific vendor approval processes or restrictions aren't detailed in the available information, so this should be confirmed directly with the venue.