We are a seasoned civil design firm focused on collaborating with clients to provide effective entitlements and innovative engineering for successful development. At SDH & Associates, we strive to deliver reliable support and representation from due diligence through construction.
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EXECUTIVE PROFILES
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Steve Sommers
PRESIDENT​

​Steve Sommers founded SDH & Associates in 2002. During the last 20 years, Steve has served the SDH client base while earning a reputation for overcoming problematic site constraints with creative solutions which has led to tremendous value add for hundreds of projects. 

Dane Sommers
VICE PRESIDENT​

​Dane has 15 years of experience and is involved in SDH’s full portfolio of work. Having overseen jobs that span size and type, Dane offers insight into both design and construction, which have been integral to the successful completion of the varied developments that SDH has been a part of.

Steffen Sommers
ADMINISTRATOR

​Steffen has 15 years of experience and specializes in project onboarding by coordinating proposals, supporting materials, and early due diligence efforts. Working as an office manager, Steffen aids project efficiency by coordinating and delegating SDH’s project portfolio.

Chris Morlok
PROJECT MANAGER

​Chris has nearly 20 years of experience and a broad ranging background spanning public and private developments across the Inland Empire (including large scale residential, and industrial projects). As an engineer with a comprehensive knowledge of land development, Chris oversees the full scope of the projects he leads.  

Nobu Murakami
WATER RESOURCES ENGINEER

​Benefiting from a vast catalog of experience in Water Quality and Drainage design and almost 20 years of experience, Nobu works to create economical, sustainable and effective solutions to Water Quality requirements that often become a driving factor in modern land development.

Xavier Fierro
ENGINEERING TECHNICIAN

​Xavier has over 5 years of experience and offers skilled support in the preparation of a wide range of reports, plan sets and applications; Xavier’s involvement spans the full project scope including: grading, water resources, and improvement drawings.