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50+ Years
experience
Your Trusted Construction Partner in Paso Robles, CA
J M Construction has been a trusted name in the construction industry for over a century, rooted in a legacy that began in the 1920s with our great grandfathers vision. Our commitment to excellence is built on four generations of expertise, ensuring that every project reflects our core values: prioritizing people over profit, quality over cost, and execution over schedule. As licensed general contractors in California, we specialize in residential, commercial, and marine construction, delivering tailored solutions that transform client visions into reality. Our teams deep connections with architects, homeowners, and property owners across Central California allow us to manage projects with precision, from concept to completion.

With offices in Paso Robles and Carmel-by-the-Sea, we serve Santa Barbara, San Luis Obispo, and Monterey Counties, offering design-build services that emphasize transparency, integrity, and lasting value. Whether constructing custom homes, commercial spaces, or marine structures, we remain dedicated to exceeding expectations through superior craftsmanship and client-centric communication.
Services
Residential Construction Commercial Construction Marine Construction Maintenance Design-Build Solutions Custom Home Builder Office & Tenant Improvements Restaurant Contractor Construction Management
Details
  • Year established: 1920
Highlights and features
  • We offer four generations of construction expertise since 1920.
  • Our team prioritizes quality and client communication in every project.
  • We specialize in diverse construction types, including marine and commercial.
  • Our California CSLB-licensed professionals ensure compliance and reliability.
  • We deliver tailored design-build solutions for residential and commercial needs.
Associations and certifications
  • CSLB
Services
Residential Construction
We specialize in custom home building and renovations, transforming living spaces into functional, personalized dream homes. Our services include full interior remodels, maintenance, and modern design execution. With a focus on quality and client collaboration, we ensure every project meets exact specifications and local building standards.
Commercial Construction
Our commercial construction services create dynamic business environments, from wine tasting rooms to corporate offices. We emphasize innovation, efficiency, and durability, managing projects from initial design to final delivery. Clients benefit from our expertise in meeting commercial codes and timelines without compromising aesthetic or functional goals.
Marine Construction
We deliver robust marine infrastructure, including docks, lifts, and waterfront structures designed for longevity and safety. Our team uses advanced techniques to withstand coastal conditions, ensuring compliance with marine regulations. Services cater to private and commercial clients seeking reliable, high-quality waterfront solutions.
Design-Build Solutions
Our design-build approach streamlines construction by integrating planning, design, and execution under one team. This method reduces costs, enhances communication, and accelerates timelines. Clients receive cohesive, stress-free project management from concept to completion, tailored to their unique needs and budget.
Custom Home Builder
We craft bespoke homes reflecting individual lifestyles and preferences. From traditional to contemporary styles, our process involves close client collaboration to ensure every detail aligns with their vision. We prioritize energy efficiency, modern amenities, and timeless craftsmanship in every custom build.
People
Mark Marshall
President / Senior Project Manager
Mark Marshall leads J M Construction with decades of experience, ensuring projects meet the highest standards of quality and client satisfaction.
Jim Marshall
Founder / Retired
Jim Marshall established J M Construction, building a legacy of excellence that spans generations and defines the companys core values.
Leisa Young
Administrative Assistant
Leisa Young supports J M Constructions operations with meticulous attention to detail and a commitment to client service.
Candee Marsden
Office Manager
Candee Marsden oversees office operations, ensuring seamless administrative support and fostering strong client relationships.
Eden Delmore
Assistant Office Manager
Eden Delmore assists in managing office functions, contributing to the teams efficiency and organizational success.
Questions
What services does JM Construction offer?
We specialize in residential, commercial, and marine construction, including custom home building, tenant improvements, and design-build solutions.
Which areas do you serve?
We operate across Santa Barbara, San Luis Obispo, and Monterey Counties in California.
Do you offer free project consultations?
Yes, we provide complimentary construction consultations to help you plan your project.
Are you licensed contractors?
Yes, we hold California CSLB licenses (A/B) for general contracting.
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