Client List References and tours available upon request

Dutch Henry Winery Napa Private Italics Cave • 4,500 sf of barrel storage • 2,000 sf of private use • 14,000 sf • 600 sf entertainment room residential cave • Wine library • Shotcrete soil nail retaining wall • Wine library, dining room • Insulated cold/hot room • Dedicated area for hobby winery • Mechanical equipment O’Shaughnessy Winery • Shotcrete soil nail retaining wall • 10,000 bottle Wine Library built in Odette Cave existing • 19,000 sf remodel of existing cave Covert Winery • Wine library, dining room • 12,000 sf Nemerever Winery • Shotcrete soil nail retaining walls • Underground winery • 4,500 sf of barrel storage caves • Remodel of South portal to include • Tasting room • 900 sf of residential storage caves Lintel and Parapet • Lab/office • Private wine library • Breakroom • Restroom • Fermentation room Teucer Cave • Shotcrete soil nail retaining wall • Underground water storage • 14,000 sf with complex profiles 100K gallons • Wine library • All infrastructure • Shotcrete soil nail retaining wall Napa Winery • Shotcrete soil nail retaining wall • 2,800 sf of barrel storage caves • Shotcrete soil nail retaining wall Brasswood Cave North St. Helena Residential • 18,000 sf Retaining Wall Campbell Creek Road Cave • Wine library • Shotcrete soil nail wall • 900 sf of private residential cave • Insulated cold/hot room • Large underground fermentation/ Russian River Brewery North Whitehall Lane Cave barrel storage room • Shotcrete soil nail wall for • Demolition and reconstruction of • Shotcrete soil nail retaining wall shoring existing wine cave portal entrance previously built by others Sinegal Winery Cave Martini Winery • Waterproof and install new utilities • 6,500 sf • Shotcrete soil nail wall for new basement in existing cave • Barrel storage • Shotcrete soil nail retaining wall East Napa Cave Remodel South White Hall Lane Wine Cave • Waterproof existing cave • 4,000 sf Taplin Ranch Cave • Install new utilities and finish shotcrete • Underground fermentation room • 2,500 sf • Improve under slab drainage • Private wine library and dining room • Wine libraries • Insulated throughout Angwin Cave Remodel Hill House Cave • Shotcrete soil nail retaining wall • Waterproof existing cave • 2,300 sf of private use • Install new utilities & finish shotcrete residential cave Calistoga Residential Retaining Wall • Improve under slab drainage • Underground kitchen, wine library, • Excavation restroom and dining room • Shotcrete retaining wall Oakville Private Cave • Dedicated area for hobby winery • 8,500 sf • Soil nail and shotcrete retaining wall • Wine libraries Silver Cloud Retaining Wall • Men’s and Women’s restrooms • Shotcrete and soil nail wall Hunnicut Winery & Expansion • Grand Salon • 14,000 sf of barrel storage caves • Bar and Lounge VOC Residence Retaining Wall • 3,000 sf underground fermentation • Discotheque room • Shotcrete and soil nail wall • Media room • Private VIP area • Shotcrete soil nail wall • Wine library Wools Ranch Retaining Wall • Stone tower entry • Soil nail and shotcrete retaining wall • Shotcrete and soil nail wall Montage Resort Healdsburg Brand Napa Valley Winery B Cellars Wine Cave • 10,000 sf of shotcrete soil nail • 7,000 sf of barrel storage caves • 16,000 sf retaining wall • Wine library • Wine libraries • Soil nail and shotcrete retaining wall • Grand Salon Realm Cellars Ag Storage Cave • 70’ elevator shaft • 6,500 sf for mechanical yard St. Helena Private Cave • Shotcrete soil nail retaining wall and storage • Cave remodel • Underground water storage • Add water mitigation Progeny Retaining Wall 100k gallons • New utilities and shotcrete • Shotcrete soil nail retaining wall • Shotcrete soil nail retaining wall