---
title: "Open Source Architecture — Architects & Building Designers | Houzz"
canonical_html_url: https://www.houzz.com/professionals/architects-and-building-designers/open-source-architecture-pfvwus-pf~1477428243
markdown_url: https://www.houzz.com/md/professionals/pf~1477428243.md
entity_type: LocalBusiness
business_name: "Open Source Architecture"
category: ["Architects"]
image: https://st.hzcdn.com/fimgs/95f3140f03b155c2_0755-w400-h400-b1-p10--.jpg
address: "Los Angeles, California 90025, United States"
latitude: 34.0447
longitude: -118.4487
phone: "(310) 804-0739"
website: http://www.o-s-a.com
rating: 0
review_count: 0
followers: 10
last_updated: 2026-09-11
---

# Open Source Architecture

Original Houzz profile: [Open Source Architecture](https://www.houzz.com/professionals/architects-and-building-designers/open-source-architecture-pfvwus-pf~1477428243)

## Professional summary

- **Primary category:** Architects
- **Location:** Los Angeles, CA
- **Serves:** Los Angeles, Bel Air, Brentwood Los Angeles, Hollywood, Venice, Glendale, Van Nuys, Inglewood, Burbank, Universal City, Santa Monica, Hawthorne, North Hollywood, Woodland Hills, Encino, Sherman Oaks, Culver City, Studio City, Tarzana, Westmont, West Hollywood, Beverly Hills, Pacific Palisades, El Segundo, View Park-Windsor Hills, Del Aire, West Athens, Marina del Rey, Topanga, Hidden Hills, Playa del Rey, St. Louis, Tel Aviv, Valley Village
- **Houzz rating:** 0.0 out of 5 (0 reviews)

## About

### Houzz Badges

- 100 Ideabook Saves

Open Source Architecture, LLC (OSA) is an international architecture firm with locations in Los Angeles, St. Louis and Tel Aviv. The firm was established in 2003 by Chandler Ahrens, Aaron Sprecher and Eran Neuman. We are licensed architects in California, Israel, Texas, Illinois, and Missouri. Our broad international experience and exposure to diverse cultures allows us to be sensitive to listening and being responsive to the communities that inhabit and interact with our projects. Our main emphasis is placed on designing dynamic social spaces that encourage interaction between a wide range of people while simultaneously developing a strong sense of identity. We have completed a large range of projects from modern residential, retail, to commercial architecture. We believe that place-making is also linked to the accelerated changes occurring in our contemporary culture, technological and environmental conditions.

### Services Provided

- Architectural Design
- Building Design
- Home Remodeling
- Architectural Drawings
- House Plans
- Home Additions
- Home Extensions
- Kitchen Design
- Kitchen Remodeling
- Sustainable Design
- Energy-Efficient Homes
- Green Building
- Bathroom Design
- Space Planning
- Universal Design
- Pool House Design & Construction
- Handicap-Accessible Design
- Staircase Design
- Deck Design
- Home Gym Design & Construction

### Areas Served

- Los Angeles
- Bel Air
- Brentwood Los Angeles
- Hollywood
- Venice
- Glendale
- Van Nuys
- Inglewood
- Burbank
- Universal City
- Santa Monica
- Hawthorne
- North Hollywood
- Woodland Hills
- Encino
- Sherman Oaks
- Culver City
- Studio City
- Tarzana
- Westmont
- West Hollywood
- Beverly Hills
- Pacific Palisades
- El Segundo
- View Park-Windsor Hills
- Del Aire
- West Athens
- Marina del Rey
- Topanga
- Hidden Hills
- Playa del Rey
- St. Louis
- Tel Aviv
- Valley Village

### Typical Job Cost

$50,000 - 20 million

We work on a large range of projects, therefore the cost varies with project type.

## Business Details

| Field | Value |
| --- | --- |
| Business Name | Open Source Architecture |
| Address | Los Angeles, California 90025, United States |
| Phone | (310) 804-0739 |
| Website | http://www.o-s-a.com |
| Followers on Houzz | 10 |

## Contact

- **Houzz profile:** [Open Source Architecture](https://www.houzz.com/professionals/architects-and-building-designers/open-source-architecture-pfvwus-pf~1477428243)
- **Website:** http://www.o-s-a.com
- **Phone:** (310) 804-0739

## Credentials

**Certifications & Awards**
- American Institute of Architects Design Merit Award
- Chicago Athenaeum New American Architecture Award

**Affiliations**
- [The American Institute of Architects](https://www.houzz.com/professionals/schools-and-organizations/the-american-institute-of-architects-pfvwus-pf~1350720471)

## Selected projects

- [Greenfield Loft](https://www.houzz.com/hznb/projects/greenfield-loft-pj-vj~2614313)
  - Location: Los Angeles, CA
  - Photos: 8
- [Balter Residence](https://www.houzz.com/hznb/projects/balter-residence-pj-vj~2615075)
  - Location: Culver City, CA
  - Photos: 9
- [SlrSrf](https://www.houzz.com/hznb/projects/slrsrf-pj-vj~2614282)
  - Location: Culver City, CA
  - Photos: 9

[See all 3 projects](https://www.houzz.com/professionals/architects-and-building-designers/open-source-architecture-pfvwus-pf~1477428243)

---

*Source: Houzz professional profile. Reflects the profile as of 2026-09-11.*