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About James Heimler Architect, Inc.

James Heimler, Architect, Inc. is one of the leading architecture firms in California for environmentally sustainable design practices and spatial architectural planning. Our general practice firm has developed many successful commercial, industrial, institutional and residential projects.

We can coordinate your project from its initial inception through design, community, governmental approvals, bidding and construction. In the process of integrating different design solutions, we incorporate sustainable design architectural principles through passive solar, energy-efficient systems and earth friendly building materials.


Our Projects

JHAI's wide range of over 2500 projects includes experience with institutional, commercial, mixed-use, industrial, tenant improvement, space planning, as well as single and multi-family residential clients. Each of these collaborations has furthered our understanding of what sets us apart from our competitors. Our success in helping each client achieve their organization’s goals speaks for itself


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Jim's Green Design Blog

“Architecture is more than materials and design, it's also about how we impact and interact with our world.” - Jim Heimler’s involvement with sustainable design started in the 1970’s, earning recognition as a member of the AIA, USGBC, Build-It-Green, CCSA, and LEED-AP certification, making JHAI one of the first officially recognized Sustainable Businesses in the city of Los Angeles.

Who will be our next client?

The Admin | 29 November 2018

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Denser Housing at Transit Hubs

Jim Heimler | 16 July 2018

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Aesthetic Intentions

James Heimler | 21 March 2018

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Our Team

Staying current in professional architecture requires a flexible team, eager to adapt to new & changing technologies. JHAI brings 30 years of problem solving experience and an innovative design staff including all engineering and design consulting: Cost Estimators, Landscape Architects, Civil Engineers/Land Surveying Services, Structural Engineers, Mechanical, Plumbing, & Electrical Engineers, LEED Consultants, and Audio-Visual/Acoustical Consultants.


James (Jim) Heimler

  • 2007-present Nevada State License #5929
  • 2005-present USGBC-AP-LEED Accredited Professional
  • 1996-2016 Certified Volunteer - Post Earthquake Safety Evaluation of Buildings through the Governor's office of Emergency Services (O.E.S.) and Federal Emergency Management Agency (FEMA)
  • 1996-present National Council of Architectural Registration Board (NCARB) #46757
  • 1996-present Washington State License #6983
  • 1985-present California State License #C15525


Arnie Levine

  • 1989-present Architect-California License No. C19816
  • 2003 Merit Award for Design Excellence - American Institute of Architects San Fernando Valley Chapter, for the "ACF Property Management Building" in Sherman Oaks, CA.
  • 1998 Citation Award for Design Excellence as Project Architect - American Institute of Architects San Fernando Valley Chapter, for the "Scotty Building" in Sherman Oaks, CA.

Work Process

At JHAI, we believe that great design begins with open dialogue and the exchange of ideas. Our creative thinking and integrated design approach depend on candid discussions with clients before we start designing. We take each project individually, understanding your expectations and making sure they're addressed. Your key insights inform and direct our design expertise.


Creative briefing

First thing, we'll get to know your project, your processes and your needs.

Customer requirements

We always put special effort into understanding each client's unique vision!


Concept Approval

When the client and the designers really understand each other, the result fits its intended purpost

Design & Research

Every project has unique permitting and application processes which require completion and approval, and we know how that's done in LA and the rest of Southern California.


On-Demand Views

The latest in modeling design and software allows owners to build with more confidence than ever before.

Complete Plans

Once the designs are agreed upon, we produce all plans and documents required.


Project Ready

When your job starts, our work will help you through everything you need at every step of the building process.

Reliable Planning

You'll be able to plan with confidence knowing your design is thoroughly vetted and compliant


Put JHAI to Work for You!

Located in the San Fernando Valley since 1986

Contact us for help with your design!

Contact Us
Feel free to contact us if you have any questions