With nearly $650,000 in Premium Upgrades and ***NO Mello Roos Tax***, welcome home to 16 Alessio! This home is a PERFECT 5 Bedroom / 5.5 Bath Residence in the quiet and private Teresina enclave built by Master Builder Shea Homes. This residence is nearly 3,800 sqft and has a premium lot with extra space between neighbors, and a private backyard. Nestled against the foothills of Lake Forest, you will find 16 Alessio a masterful home that is appointed with luxurious upgrades and features a first floor Guest Suite with its own living room, bedroom, en-suite bathroom and laundry room ***PERFECT for Multi-Generational Living***. Go GREEN with 48 Solar Panels and 2 Tesla PowerWalls - fully owned...the Utility company will be paying you! 16 Alessio offers an amazing ***Heated Salt Water Pool*** with a variable control water current for Static Swim. Easy flow from indoor/outdoor by the 3 Panel Glass slider doors to open up the house to the Entertainer's delight backyard offering a California Room & fireplace, LYNX BBQ Island and adjustable pergola to vary natural light or shade. Inside, prepare gourmet meals in the Chef inspired kitchen with sweeping center island and quartz counter tops and GE Monogram ProSeries stainless steel appliances & JennAir IGX Refrigerator/Freezer columns. Enjoy the ideal smart home with IOTTY SmartHome Wifi controlled light switches and SOMFY remote controlled window blinds. ATT Fiber provides easy access to the internet with multi Hotspot access points throughout the house. And my favorites...RGB LED accent lighting for front-yard and back-yard and the garage offers a motorized adjustable storage rack and epoxy flooring. Upstairs you will find FOUR (4) spacious rooms all with en-suite bathrooms with the Primary owner's bedroom offering an enormous en-suite bathroom with separate soaking tub. Live in Luxury! Note: 48 Solar panels can generate up to 30,000 kW annually!