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Sebastopol Civil Engineering Firm


Trusted Sebastopol Civil Engineering Firm

BC Engineering Group is a trusted civil engineering firm serving Sebastopol and western Sonoma County. Our experienced team of engineers, planners, and landscape architects provides innovative, sustainable, and code-compliant design solutions for residential, commercial, and agricultural projects. From rural infrastructure to environmentally sensitive site design, we deliver precision, performance, and honesty in every project.


Superior Experience and Service

We approach every project with excitement and enthusiasm, and are always seeking for new ways to educate ourselves about new products, innovative materials, exciting tools, and the latest building technologies.

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Civil Engineering Services in Sebastopol

BC Engineering Group offers a complete range of civil engineering and land development services across Sebastopol, California. Our team understands the area’s rural landscapes, environmental focus, and local permitting standards—helping clients achieve efficient and sustainable results that align with community values.

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Civil Engineering

We design grading, drainage, roadway, and utility systems that meet Sebastopol and Sonoma County requirements while optimizing site function and protecting the environment.

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Land Planning

Our planners help guide Sebastopol projects from concept through permitting, providing feasibility studies, master planning, and zoning coordination.

Waste Water Systems

We design septic and wastewater treatment systems for residential, agricultural, and commercial properties throughout Sebastopol and west Sonoma County.

Landscape Architecture

Our landscape architects create outdoor environments that complement Sebastopol’s natural beauty and meet sustainability and low-impact design goals.

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Why Choose BC Engineering Group in Sebastopol

Sebastopol clients trust BC Engineering Group for our integrity, local expertise, and personalized approach. With decades of combined experience, we understand the permitting process and environmental standards unique to Sonoma County. Our multidisciplinary team collaborates closely with clients, contractors, and regulatory agencies to ensure smooth project execution. At BC Engineering Group, “Honesty Comes First” isn’t just our slogan—it’s how we build lasting relationships and successful results.

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Civil Engineering Solutions in Sebastopol

BC Engineering Group provides practical and environmentally responsible civil engineering solutions tailored to Sebastopol’s distinct terrain and ecological priorities. Whether designing rural driveways and drainage systems or managing site improvements for residential and commercial properties, our designs are efficient, compliant, and built to last. We integrate sustainable design principles that reduce runoff, preserve soil stability, and support long-term land health.

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Projects & Experience Across Sebastopol and Northern California

BC Engineering Group has designed and managed projects throughout Sebastopol and the surrounding west Sonoma County region. Our portfolio includes rural property improvements, agricultural infrastructure, stormwater management, and wastewater system design.


We begin with comprehensive site evaluation and feasibility studies to ensure designs are technically sound and environmentally appropriate. Our engineers and planners create grading, drainage, and erosion control plans that meet local ordinances while protecting the area’s natural features. For agricultural and rural clients, our wastewater specialists design systems that are efficient, compliant, and tailored to local conditions.


Our landscape architecture and land planning services enhance the overall vision of each project—balancing form, function, and environmental care. Whether developing a vineyard, remodeling a rural estate, or improving a community facility, our team delivers solutions that stand the test of time and terrain.


Serving Sebastopol and Beyond

Headquartered in Santa Rosa, BC Engineering Group proudly serves clients across Sebastopol, Occidental, Forestville, Bodega Bay, and the greater Sonoma County region—as well as throughout Northern California. Wherever your project is located, you can count on our team for expert, honest, and sustainable engineering solutions.


Latest News From Our Blog

Wheelbarrow filled with dark soil next to a larger pile of soil on grass.
October 23, 2025
Discover grading violations in Sonoma County: rules, fines, and compliance tips to protect your property and avoid costly penalties.
Water spraying from a sprinkler head on a white ceiling.
October 2, 2025
Guide to fire sprinkler requirements in California for homes, businesses & industrial sites — compliance, design, regulations.
BC Engineering Group playing cornhole at a community fundraiser in Santa Rosa
September 5, 2025
BC Engineering joined EWB’s cornhole fundraiser in Santa Rosa, helping raise $11 000 for rainwater systems in Peru.