Martin Goldsbrough
Prior to co-founding Land Development Solutions, Inc. with Michael Tarnoff in 2000, Martin was Principal of Martin Consulting, a land development and construction service company in Novato. Earlier, he was a Principal and project manager at CSW/Stuber-Stroeh Engineering Group, Inc., and from 1970 to 1980 was employed at the Marin Municipal Water District.
His areas of expertise include project management, entitlements, plan processing through government agencies, and civil engineering design.  He has 37 years of experience in project management and coordination of residential and commercial developments, land entitlement processing and coordination through the local, state, and federal agencies, construction supervision, feasibility studies, and the design of residential and commercial infrastructure improvements.  He has successfully represented clients before the many review agencies whose approval was needed before projects could proceed; and he coordinates the engineering design and other design disciplines on numerous projects from inception through construction completion.
Marty is a motorcycle buff and enjoys riding throughout the Bay Area and beyond.  He especially likes spending time with his family and many grandchildren – both in Sonoma and in southern California.  In his spare time, Marty enjoys shooting pool and listening to live music.

Michael Tarnoff
Michael Tarnoff joined with Martin Goldsbrough to create Land Development Solutions in 2000, following more than 13 years in engineering project management and coordination of residential and commercial developments.
Mike received his Bachelor of Science in Engineering from the University of California, Irvine, in 1987, and was certified as a Registered Civil Engineer in 1991 (California License No. C 48596). Before LDSI incorporated,he worked for CSW/Stuber-Stroeh Engineering Group, Inc. in Novato and other engineering companies in San Ramon, Irvine and San Diego, as well as serving as an independent engineering consultant. His expertise in land development includes entitlement processing and coordination, the preparation of feasibility studies for new residential and commercial development, the design of residential and commercial infrastructure improvements, including mass and site specific grading, drainage, sanitary sewers, and water distribution systems, cost estimating and construction administration, and plan processing with local, state, and federal agencies.
Michael’s even temperament, financial sense, negotiation skill, and broad experience distinguish his work with clients, contractors, architects, and city planners. In his spare time he volunteers with Big Brothers and Sisters of America. He is a former member of the board of directors of O’Hanlon Center for the Arts in Mill Valley.

Kent Carothers
Kent Carothers joined LDSI in 2006 as a project manager with a wealth of experience gleaned from years of successful engineering project management for residential, municipal, and commercial site development projects.
Kent received his civil engineering degree in 1994, and is a Licensed Professional Engineer in both California and Texas. Before joining LDSI, Kent worked for 12 years with other engineering firms in those states, specializing in Land Development and Public Works projects.  He served as department manager for all the residential design projects in Texas for Doucet and Associates.  His wide range of experience includes planning, civil engineering design and project management for single family residential developments, recreational facilities, retail and shopping centers, wineries, multifamily dwellings, office complexes, and municipal projects, including schools and airports. 
Kent has extensive experience in grading and utility plan design, storm water detention, storm water quality design, ADA compliance, commercial retail site design, roadway design, erosion control, subdivision master planning, and processing permits through city, county, state, and federal agencies. Recent projects include tentative maps, construction plans for North Bay subdivisions, residential hillside grading plans, and site construction plans for senior housing developments. 
Kent searches out cost-effective ways to comply with new regulations, and focuses on the details of construction documents.  As a commercial pilot, he enjoys aviation activities during his free time.  He also likes spending time with his family and participates in various forms of outdoor recreation.

Kristine Willis
Kristine Willis joined the LDSI team in 2006 as a design engineer with many years of civil engineering and land surveying experience. Kristine supports the project managers in the design of residential subdivisions, commercial developments, multi-family projects, and public works projects.
Before joining LDSI, Kristine worked for land surveying and engineering companies in California and Texas. Her wide range of talents includes a solid understanding of the plan production process, construction surveying requirements, and construction standards. She has extensive experience in utilizing the most current computer programs for grading, drainage, utility plans, roadway design, parking lot design, subdivision lot layout, and quantities estimation. Kristine selects and adapts current computer techniques for project plans, design documents, and specifications, and assists in the preparation of all necessary engineering analyses and submittals.
Kristine’s recent projects include design of construction plans for a condominium project in Petaluma, a low cost housing project in Novato, and a multi-family mixed-use development in Santa Rosa. In her spare time, she enjoys home improvements and spending time with her family in the wine country.