About Us

About Us

SDC Investment Group is a private real estate development and investment firm based in Los Angeles. Since its inception in 1981 as a single-family home builder in the San Fernando Valley to its present status as a multi-faceted and diversified real estate group, SDC has maintained its reputation as a highly effective builder, investor, and manager of property.
Key Staff

Warren Silverberg – President/Chief Executive Officer

Warren Silverberg is the Founder and President of Silverberg Development Corp. For more than thirty-five years, Silverberg Development and its predecessor firm Silverberg Homes along with SDC Capital have successfully developed or entitled over 1,000 housing units and have developed or repositioned numerous office and retail properties in Southern California as well as some out-of-state. Before forming Silverberg Homes in 1981, Warren was a key officer of various fully integrated developers including Wilshire Diversified, Inc. and Urban Pacific Development Corp. Warren has a Master’s Degree in Business Administration (MBA) from the Anderson School of Management at UCLA, and is licensed by the State of California as a General Contractor and Real Estate Broker.

Jason Kingston – Executive Vice President/Chief Operating Officer

Jason Kingston received his Bachelor’s Degree in Mathematics and Economics from UCLA and subsequently, a Master’s Degree in Business Administration (MBA) from the Anderson School of Management at UCLA with a concentration in Finance and Real Estate. Jason currently oversees all operations and the activities of all personnel. Jason is also responsible for the entitlements, permits, budgeting / financing, and construction of all new developments.

Shawna Phelan, C.P.A. – Chief Financial Officer

Shawna Phelan has a Master’s Degree in Business Administration (MBA) from the Anderson School of Management at UCLA and a Bachelor’s Degree in Accounting from the University of San Diego. Shawna is also a Certified Public Accountant. Prior to joining SDC, she was a Vice President in Lehman Brothers Investment Banking Division, the Controller at Relational Investors and an auditor at Arthur Andersen. At SDC, Shawna oversees the accounting department, handles risk management and manages personnel functions. She is also responsible for the financing, financial reporting and budgeting of investment properties and the financial due diligence for new acquisitions. Shawna also spends much of her time managing our private lending division. Shawna is licensed by the State of California as a Real Estate Salesperson.
Mark McLaughlin – Property & Accounting Manager

Mark McLaughlin attended Colorado State University & the University of Phoenix, where he completed the Business/Accounting program. Prior to joining SDC, he was a licensed Real Estate Agent, representing buyers & sellers in West Los Angeles. At SDC, Mark manages the day-to-day operations in the accounting department, where he oversees financial reporting, budgeting and general accounting. Mark also supervises our on-site property management and building maintenance team. 

Stephen Mast – Asset Manager | Underwriter

Stephen Mast received his Bachelor’s Degree in English at Indiana University. He began at SDC in 2011 as a project manager and now is responsible for new developments and acquisitions while serving as an underwriter in our private lending division. Stephen has a strong background in writing and editing and previously worked as a writer and editor for FOX Sports. He is licensed by the State of California as a Real Estate Salesperson.

Clarke Ford – Project Manager

Clarke Ford received her Bachelor’s Degree in Communications from the University of Missouri. She started at SDC in 2015 and makes our workplace run smoothly and efficiently as an office administrator in addition to managing and coordinating various projects.

Our History

Silverberg Homes, a predecessor to Silverberg Development Corp., was formed in 1981, initially to develop single family detached homes.

In its earliest years, when the housing market was sluggish because of double-digit interest rates, the company acted as a consultant to several savings and loan associations as well as some private lenders to assist them in the disposition of their project-oriented real estate which they acquired by foreclosure or deed-in-lieu of foreclosure. However, beginning in 1983, the company was able to begin concentrating on its core activity, development of affordable single-family homes throughout the San Fernando Valley.

Silverberg Development Corp. was formed in 1989 as an adjunct to Silverberg Homes in order to focus on multi-family and commercial projects as well as various additional single-family home projects.  

The firm accurately predicted the 1990’s housing recession, slowed down its development of new projects, and fell back on its consulting roots. It assisted numerous homeowners with earthquake-related insurance settlements and acted as a construction manager for many of these projects. In the late 1990’s and early 2000’s, the firm ramped up its development projects as the housing market began to strengthen.  

Again in the mid 2000’s, the company scaled back its development projects in anticipation of a housing slowdown. In 2008, in the wake of the housing crisis and limited development opportunities, the firm decided to form a private lending division and created SDC Capital Funding. This lending division is actively providing loans today to qualified real estate investors seeking short-term financing.

In 2011, Warren Silverberg acquired Stanco Construction Company, Inc, a company with a rich history of local real estate development. Stanco Construction Company was originally formed in 1975 by Stanley Cohn.

Together, the firms have successfully developed over 1,000 housing units and have also developed or repositioned various commercial, office and retail projects in California and out of state. Today the firms are actively developing projects throughout Southern California and are now seeking development, investment and re-positioning opportunities in all real estate sectors nationwide.
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