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San Francisco Bay Area

Structural engineering
you can build on.

Permit‑ready structural design for multi‑family, mixed‑use and custom homes, from an engineer who picks up the phone.

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Structural engineering services

What we engineer

Drawings and calculations for your permit, for new work and for buildings that are already standing.

New buildings

Structural design for custom homes, ADUs, multi-family, mixed-use and commercial buildings in wood, steel and concrete.

Drawings · Calculations · Permit set

Seismic evaluation & retrofit

Existing buildings, concrete shear walls and older homes, checked and strengthened.

Evaluation · Retrofit design

Additions, remodels & wall removal

New stories, room additions, and kitchen or bath remodels that take out a load-bearing wall.

Beams · Posts · Framing

Each number is where that service sits in a building.

Illustration

Foundations, retaining walls & shoring

Foundations for new and existing buildings, retaining walls, shoring piles, decks and pools.

Foundations · Walls · Piles

Concrete & post-tension design

Podium slabs, elevated slabs and post-tensioned foundations.

Podiums · Slabs · PT foundations

Grading & drainage

Civil plans for site grading, earthwork and drainage around the structure.

Grading plans · Drainage plans

Plan check and construction. We handle the city’s review comments and coordinate with your contractor while the work is being built.

Send your drawings

Who we work with

Built around how you build

Developers

Mixed-use, podium and mid-rise buildings.

  • Wood, steel and concrete systems
  • Value engineering for lower construction cost
  • Corrections after the city’s plan review
Builders

We coordinate with your crew during construction.

  • Shoring piles, retaining walls and foundations
  • Post-tensioned slabs and concrete podiums
  • Remodels, additions and load-bearing wall removal
Architects

Structural engineering for your design.

  • Structure coordinated with your drawings
  • Custom homes, ADUs, multi-family and commercial
  • Drawings and calculations for the permit set
Homeowners

A remodel, an addition, or a floor that feels wrong?

  • Load-bearing wall removal, additions and ADUs
  • Foundation and seismic questions in plain English
  • Drawings and calculations for your permit

Selected work

Projects

Renderings from S&P projects. The full list of 17 is below.

Rendering of a four-story residential building with bay windows on a city street
Four-story buildingRendering
Rendering of a single-story modern home with wood siding and a paved courtyard
Single-family homeRendering
Aerial rendering of a long, dark-roofed home with decks on a wooded hillside
Hillside homeRendering
Aerial rendering of a terraced backyard with a pool, a glass pool house and site stairs
Pool and site structuresRendering
Rendering of a white two-story home with a three-car garage
Single-family homeRendering
Rendering of a two-story stucco home with a tile roof and a wide driveway
Single-family homeRendering
Rendering of a large raised deck beside a two-story hillside home
Hillside deckRendering

Project list

17 projects across the Bay Area

New single-family homes7
  • Heathcliff DriveTiburon
  • Amigo LaneWalnut Creek
  • Laurel DriveWalnut Creek
  • Las QuebradasAlamo
  • Canyon RoadLafayette
  • Landfair AvenueSan Mateo
  • Stratford CourtMonte Sereno
Mixed-use and multi-story buildings4
  • Folsom StreetSan FranciscoMixed-use podium building: four wood-framed levels over a two-level concrete podium.
  • 9th StreetSan FranciscoMixed-use podium building: five wood-framed levels over a one-level concrete podium.
  • Belcher StreetSan FranciscoFour stories of wood framing; the first floor has steel moment frames.
  • Stevenson StreetSan FranciscoSeven-story concrete building. Moment frames and special shear walls carry the lateral loads.
Retaining walls and shoring1
  • Bradford StreetSan FranciscoRetaining wall and shoring piles, with the peer review completed.
Seismic retrofits, remodels and additions5
  • Heathcliff DriveTiburonRemodel and addition.
  • Taylor AvenueMillbraeSeismic retrofit with a horizontal and a vertical addition to a single-family house.
  • University StreetSan FranciscoSeismic evaluation and retrofit for a group of 4,000 sq ft single-family homes.
  • Valencia StreetSan FranciscoExisting concrete shear walls strengthened, plus one new story.
  • Quint StreetSan FranciscoSeismic retrofit, two added units and a larger roof deck.

Reviews

What clients say

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Clients mention

They picked up when others didn’t.

Quick replies come up again and again in our reviews.

Clients mention

They communicated clearly.

Reviews describe patient, clear answers to questions along the way.

Clients mention

They were easy to work with.

Professional and knowledgeable are words that come up across our reviews.

Process

How a project runs

  1. 01

    Call or send drawings

    Tell us about the site and what you want to build.

  2. 02

    Design and review

    You review the design with us and we work your comments in.

  3. 03

    Drawings and calculations

    The technical set, prepared for your permit.

  4. 04

    City review and construction

    Corrections from the city’s review, then coordination with your contractor.

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