Just came across this, although it's from June 2012:
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Green Scene: Where to Recharge | Smartmeetings.com Event Planning Magazine 06 2012
Arizona
–Arizona Inn, 2200 E. Elm St., Tucson
–The Clarendon Hotel, 401 W. Clarendon Ave., Phoenix
–Westin Kierland Resort & Spa, 6902 E. Greenway, Scottsdale
California
–Anaheim Hilton and Towers, 777 W. Convention Way, Anaheim
–Best Western Villa Del Lago Inn, 2959 Speno Drive, Patterson
–Beverly Hilton Hotel, 9876 Wilshire Blvd., Beverly Hills
–Courtyard by Marriott - Cal Expo, 1782 Tribute Road, Sacramento
–Courtyard Marriott - Oxnard Ventura, 600 E. Esplanade Drive, Oxnard
–Creekside Inn, 3400 El Camino Real, Palo Alto
–Disneyland Hotel, 1150 W. Cerritos Ave., Anaheim
–Embassy Suites Los Angeles - International Airport/South, 1440 E. Imperial Ave., El Segundo
–Four Points by Sheraton, 1603 Powell St., Emeryville
–Hilton - Los Angeles International Airport, 5711 W. Century Blvd., Los Angeles
–Hilton San Francisco Financial District, 750 Kearny St., San Francisco
–Hotel Sofitel, 8555 Beverly Blvd., Los Angeles
–Hyatt Regency at Fisherman’s Wharf, 555 North Point St., San Francisco
–Hyatt Regency La Jolla, 3777 La Jolla Village Drive, La Jolla
–Hyatt Regency Long Beach, 200 S. Pine Ave., Long Beach
–Inn Marin Hotel, 250 Entrada Drive, Novato
–JW Marriott Desert Springs Resort & Spa, 74-855 Country Club Drive, Palm Desert
–Le Meridien Hotel, 465 S. La Cienega Blvd., Los Angeles
–Long Beach Hilton, 2 World Trade Center, Long Beach
–Manhattan Beach Marriott, 1400 Parkview Ave., Manhattan Beach
–Mark Hopkins InterContinental Hotel, 1 Nob Hill, San Francisco
–Marriott - Renaissance Esmeralda Indian Wells Resort & Spa, 44-400 Indian Wells Lane, Indian Wells
–Ontario Airport Hilton, 700 N. Haven Ave., Ontario
–Orange County Airport Hilton, 18800 MacArthur Blvd., Irvine
–Pala Casino Spa & Resort, 11154 Highway 76, Pala
–Palace Hotel, 2 New Montgomery St., San Francisco
–Parc 55 Hotel, 55 Cyril Magnin, San Francisco
–Pasadena Hilton, 150 S. Los Robles, Pasadena
–Radisson Hotel Westside, 6161 Centinela Ave., Culver City
–Renaissance Los Angeles Airport Hotel, 9620 Airport Blvd., Los Angeles
–San Francisco Airport Marriott Waterfront, 1800 Old Bayshore Hwy, Burlingame
–SLS Hotel - Beverly Hills, 465 S. La Cienega Blvd., Los Angeles
–Torrance Marriott South Bay, 3635 Fashion Way, Torrance
–Tuscali Mountain Inn, 1224 N. Topanga Canyon Blvd., Topanga
–Universal City Hilton, 333 Universal Terrace Parkway, Universal City
–US Grant Hotel, 326 Broadway, San Diego
–Valencia Hilton Garden, 27710 The Old Road, Valencia
–W Hotel - Silicon Valley, 8200 Gateway Blvd., Newark
–Westin Hotel, 675 El Camino Real, Palo Alto
Colorado
–Element Hotels - Denver Park Meadows, 9985 Park Meadows Drive, Lone Tree
–Hyatt Regency Denver, 650 15th St., Denver
–Marriott Fort Collins, 350 E. Horsetooth Road, Fort Collins
–Viceroy Snowmass, 26-1186 Wood Road, Aspen
Florida
–Best Western Yacht Harbor Inn, 150 Marina Plaza, Dunedin
–Best Western, 110 S. Orlando Ave., Winter Park
–Country Inn & Suites, 5802 Journey's End Way, Port Orange
–Don Cesar Hotel, 3400 Gulf Blvd., St Pete Beach
–Element Miami International Airport, 3525 NW 25th St., Miami
–Four Points by Sheraton, 5909 International Drive, Orlando
–Four Seasons Hotel, 1435 Brickell Ave., Miami
–Hampton Inn & Suites, 975 University Parkway, Sarasota
–Hilton Orlando, 6001 Destination Parkway, Orlando
–Hyatt Regency Grand Cypress, 1 Grand Cypress Blvd., Orlando
–Marriott Grand Vista, 5935 Avenida Vista, Orlando
–Renaissance Orlando at SeaWorld, 6677 Sea Harbor Drive, Orlando
–Residence Inn Orlando Lake Mary - Marriott, 825 Heathrow Park Lane, Lake Mary
–Rosen Inn, 6327 International Drive, Orlando
–Star Island Resort, 5000 Avenue of the Stars, Kissimmee
–Wingate by Wyndham, 5661 Windhover Drive, Orlando
Georgia
–Georgia Tech Hotel and Conference Center, 800 Spring St NW, Atlanta
–Hilton Garden Inn, 3045 Windy Hill Road, Atlanta
Hawaii
–Aulani, a Disney Resort & Spa, 92-1185 Aliinui Drive, Kapolei
–DoubleTree by Hilton - Alana Waikiki, 1956 Ala Moana Blvd., Honolulu
–Four Seasons Maui, 3900 Wailea Alanui Drive, Wailea
–Four Seasons Resort - Hualali, 72-100 Kaupulehu Drive, Kailua-Kona
–Halekulani Hotel, 2199 Kalia Road, Honolulu
–Hapuna Beach Prince Hotel, 62-100 Kaunaoa Drive, Kohala Coast
–Hawaii Prince Hotel, 100 Holomoana St., Honolulu
–Hilton Hawaiian Village Waikiki Beach Resort, 2003 Kalia Road, Honolulu
–Hilton Waikoloa Village, 69-425 Waikoloa Beach Drive, Waikoloa
–Ohana Waikiki East, 150 Kaiulani Ave., Honolulu
–Sheraton Kauai Resort - Poipu Beach, 2440 Hoonani Road, Koloa
–Sheraton Maui Resort & Spa, 2605 Kaanapali Parkway, Lahaina
–Sheraton Waikiki, 2255 Kalakaua Ave., Honolulu
–Waikiki Beach Marriott, 2552 Kalakaua Ave., Honolulu
–Waikiki Parc Hotel, 2233 Helumoa Road, Honolulu
–Wailea Beach Marriott Resort & Spa, 700 Wailea Alanui Drive, Wailea
–Westin Kaanapali Resort & Spa, 2365 Kaanapali Parkway, Lahaina
Iowa
–The Hotel at Kirkwood Center, 7725 City W54, Cedar Rapids
Massachusetts
–Charles Hotel - Harvard Square, 1 Bennett St., Cambridge
–Courtyard Hadley Amherst - Marriott, 423 Russell St., Hadley
–Element Hotels - Lexington, 727 Marrett Road, Lexington
–Grappone Conference Center - Courtyard by Marriott, 70 Constitution Ave., Concord
–Indigo Hotel, 399 Grove St., Newton
–Lenox Hotel, 61 Exeter St., Boston
–Residence Inn by Marriott - Concord, 91 Hall St., Concord
–Seaport Boston Hotel, 1 Seaport Lane, Boston
Maryland
–Charles County Hilton, 10385 O’Donnell Pl, Waldorf
–Element Hotels - Arundel Mills, 7522 Teague Road, Hanover
–Hilton Garden Inn Waldorf, 10385 O'Donnell Place, Waldorf
Michigan
–CityFlats Hotel - Holland BPW, 61 E.7th St., Holland
–Crystal Mountain Resort & Spa, 12500 Crystal Mountain Drive, Thompsonville
–DoubleTree by Hilton - Holland BPW, 650 E.24th St., Holland
–Hampton Inn and Suites, 3988 Baldwin Road, Auburn Hills
–Marriott Auburn Hills at Centerpoint, 3600 Centerpoint Parkway, Pontiac
–Radisson Kingsley Hotel, 39475 Woodward Ave., Bloomfield Hills
–Residence Inn - Holland BPW, 631 Southpointe Ridge Road, Holland
–Royal Park Hotel, 600 E. University Drive, Rochester
Mississippi
–Old Capital Inn, 226 N. State St., Jackson
Missouri
–Moonrise Hotel, 6177 Delmar Blvd., St. Louis
Nebraska
–Element Omaha Midtown Crossing, 3253 Dodge St., Omaha
New Jersey
–Element Hotels - Ewing, 1000 Sam Weinroth Road, Ewing
Nevada
–Element Hotels – Las Vegas, 10555 Discovery Drive, Las Vegas
–JW Marriott Las Vegas Resort & Spa, 221 N. Rampart Blvd., Las Vegas
New York
–Element New York Times Square West, 311 W. 39th St., New York
–Holiday Inn Express Albany Downtown, 300 Broadway, Albany
North Carolina
–Hilton Asheville – Baltimore Park, 42 Town Square Blvd., Asheville
–Hyatt Place Raleigh West, 710 Corporate Center Drive, Raleigh
–Raleigh Marriott City Center, 1 E. Lenoir St., Raleigh
–Residence Inn Charlotte Concord, 7601 Scott Padgett Parkway, Concord
–The Ritz-Carlton, Charlotte, 201 E. Trade St., Charlotte
Oregon
–Crowne Plaza - Portland Downtown, 1441 NE 2nd Ave., Portland
–DoubleTree by Hilton Portland, 1000 NE Multnomah St., Portland
–Hilton - Eugene, 66 E.6th Ave., Eugene
–Hotel Fifty, 50 SW Morrison St., Portland
–Hotel Modera, 515 SW Clay, Portland
–Hotel Monaco, 506 SW Washington St., Portland
South Carolina
–Courtyard by Marriott - Greenville Downtown, 50 W. Broad St., Greenville
–Hampton Inn, 15 Park Woodruff Drive, Greenville
–Hampton Inn & Suites, 171 River Pl, Greenville
Tennessee
–Commodore Hotel Linden, 114 E. Main St., Linden
–Country Inn and Suites, 1131 S. Jefferson Ave., Cookeville
–Country Inn, 140 Dixie Ave., Lebanon
–Crowne Plaza, 401 Summit Hill Drive, Knoxville
–DoubleTree by Hilton, 1850 Old Fort Parkway, Murfreesboro
–Doubletree Hotel Downtown Chattanooga, 407 Chestnut St., Chattanooga
–Embassy Suites - Murfreesboro, 1200 Conference Center Blvd., Murfreesboro
–Hampton Inn, 585 Fort Loudon Medical Center Drive, Lenoir City
–Hampton Inn, 7445 Sawyer Lane, Knoxville
–Hilton Garden Inn & Suites, 2631 Highwood Blvd., Smyrna
–Hilton Garden Inn Nashville-Franklin/Cool Springs, 9150 Carothers Parkway, Franklin
–Hilton Garden Inn, 2343 Shallowford Village Drive, Chattanooga
–Holiday Inn - Vanderbilt, 2613 West End Ave., Nashville
–Holiday Inn, 111 Hillvale Road, Clinton
–Hutton Hotel, 1808 West End Ave., Nashville
–LaQuinta Inn & Suites, 2537 Highwood Blvd., Smyrna
–Loews Vanderbilt Hotel, 2100 West End Ave., Nashville
–Marriott - Nashville Airport, 600 Marriott Drive, Nashville
–Mayors Mansion Inn, 801 Vine St., Chattanooga
–Residence Inn Chattanooga, 215 Chestnut St., Chattanooga
–Residence Inn, 2340 Center St., Chattanooga
–Sheraton Nashville Downtown, 623 Union St., Nashville
–The Chattanoogan Hotel, 1201 S. Broad St., Chattanooga
–The Inn at Christmas Place, 2470 Parkway, Pigeon Forge
–The Peabody Hotel Memphis, 149 Union Ave., Memphis
Texas
–Element Hotels - Dallas Fort Worth Airport North, 3550 I-635 E, Irving
–Element Hotels - Houston Vintage Park, 14555 Vintage Preserve Parkway, Houston
–Embassy Suites, 1515 Dallas St., Houston
–Hotel Lumen, 6101 Hillcrest Ave., Dallas
–Hotel Palomar - Dallas, 5300 E. Mockingbird Lane, Dallas
–Plano Parkway Courtyard By Marriott, 4901 W. Plano Parkway, Plano
–Wyndham Garden Hotel, 3401 S.IH 35, Austin
Virginia
–Hotel Floyd, 120 Wilson St., Floyd
Washington, DC
–Days Inn, 4400 Connecticut Ave. NW
–Holiday Inn - Capitol, 550 C St. SW
–The Ritz-Carlton Georgetown, 3100 South St. NW
Washington state
–Hilton Seattle Airport and Conference Center, 17620 International Blvd., Seattle
–Sleeping Lady Mountain Resort, 7375 Icicle Road, Leavenworth
Wisconsin
–Grand Geneva Resort and Spa, 7036 Grand Geneva Way, Lake Geneva