Principals 

Sam Cong is licensed Mechanical Engineer and Civil Engineer in the State of California and a LEED AP BD+C. Sam has been designing HVAC&R and plumbing systems since 2010 and has a wide variety of experience in a wide range of projects including commercial kitchens, health clinics, senior living, and custom homes. Sam also has experience with the permit process of many jurisdictions throughout California and has extensive plan approval experience dealing with Division of the State Architect.

Tiffany To has been in the heavy civil and infrastructure field since 2011. Tiffany has a Degree in Structural Engineering from the University of California San Diego and brings her management and construction project experience to the company. She is a Qualified SWPPP Practitioner (QSP) and a Certified Inspector of Sediment and Erosion Control (CISEC).  

Projects List

Burger Lounge, Milk Tea Lab, Kebab House, The Kebab Shop, Shadelands Sports Mall Skills Lab, F45 Training, Amazon Fresh Poway, Ferguson Plumbing, Broken Yolk, Dave's Hot Chicken, Lotus Nails and Spa, R&B Tea, Oren's Fine Foods, Pelicana Chicken, Rubicon, Casa Del Pardo, Casa De Balboa, House of Charms.  Miltenyi Biotec, AT&T Generator, Verizon Cell Tower, Smash Burgers, Burger Lounges, Broken Yokes, Taverna Blu, Sushi Deli, Rubicon, Starbucks, Subway, Joe’s Crab Shack, Sherwin Williams, Dollar Tree, Union Bank, US Bank, Del Cerro Barber Shop, Core Power Yoga, CJ Charles Jewelry, Dumpling Inn, Similan Thai Restaurant, Covington Senior Living Remodel, Vista Community Clinic, Trails End Housing Development, Aleto Residence, Sarup Residence, Pine Ave Residence, North Pacific Street Remodels and countless private residences.

Insurance

Travelers Casualty and Surety Company of America

Policy Number# 107204601


$1,000,000 for each claim and $2,000,000 for all claims. 

$1,000,000 per occurrence and $2,000,000 in aggregate. 

$1,000,000/accident


Twin City Fire Insurance Company

Policy Number#46 WEC AE9X4V


$1,000,000 each accident/aggregate