About Roshanian & Associates

We are dedicated to providing our clients with expert engineering services that are efficient, reliable, and personalized.

Roshanian and Associates, Inc. was established by Alan Roshanian, P.E., LEED AP BD+C, CxA, in February 1987. The firm has grown to become one of the leading, full-service engineering firms in the industry, providing Mechanical, Electrical, Plumbing, Technology Engineering and Commissioning services.
Our services include mechanical, electrical and plumbing (MEP) consulting engineering, commissioning, CFD modeling, lighting design, technology integration, energy services and 3D modeling. We administer comprehensive sustainable building services engineering as a single coordinated package to our clients.
A Focus on Sustainability
R&A, Inc is a leader in sustainable design. We are a longtime active member in the U.S. Green Building Council, the premier green building organization in the United States.
We have collaborated with clients and owners in the development of over 60 LEED Certified/ CHIPS registered projects. R&A, Inc. takes particular pride in the energy efficient and sustainable building technologies that we incorporate into our projects, such as radiant heating and cooling, daylight and rainwater harvesting, and photovoltaic.
We are consistently ranked among the top design firms in the industry. R&A, Inc. is continually applying innovating techniques and working to improve our results with each project. We seek the optimal balance of performance, value and cost. R&A, Inc. has long-lasting relationships by keeping our promises, delivering on time efficiently and cost effectively, and maintaining the highest level of ethics and professionalism.

About The Team

Leadership and learning are indispensable to each other.
—John F. Kennedy





Mr. Roshanian has over 40 years of Professional Engineering experience in the United States and overseas. As a Principal of Roshanian & Associates since 1987, he has been responsible for the Project Management/ Design of over 1,000 Projects including Hospitals, Education Facilities, Motion Picture Industry Projects, Shopping Centers, Office Buildings, Industrial/ Manufacturing Plants, as well as Institutional, Commercial, Hospitality, and Residential Projects.

Mr. Roshanian worked as a consultant for Los Angeles Unified School District to update
Design Guides and Specification, and has since conducted Peer Design Review for more than 100 new LAUSD campuses.

Worked for Universal Studios/ MCA as a full-time employee between the years of 1982 and 1986. Was involved in the design and construction administration of Medium Voltage Power Distribution Systems, Sound Stages, Dubbing Theaters, AC/DC Power Distribution, Tour Rides, Office Buildings, Etc. Has continued to provide services for the studios after he formed his own engineering firm in 1986. Was Managing Director and Chief Engineer of TECHNOFAR CO. LTD., an international consulting engineering and construction firm, between 1977 and 1980.

Led a team of more than 20 engineers and technicians, along with 30 to 500 other employees. These included subcontractors and contract workers for the supervision of turnkey (Design Build) projects including industrial/ manufacturing, refineries, petrochemical, food processing facilities, high & medium voltage power distribution systems and substations, and commercial and governmental projects.



M.S.E.E, P.E., MBA

As the newest Principal of Roshanian and Associates, Inc., Bahram Roshanian has brought a great deal of expertise to the company and its clients. Mr. Roshanian is responsible for the Project Management, Design Development, and Construction Administration.

Has over 35 years of experience in the field of Electrical Engineering. Is experienced in design of power distribution, lighting, fire alarm, and technology systems. Has been responsible for project management and design of projects including Education Facilities, Outpatient Surgery Centers, Office Buildings, Commercial, Residential and Industrial Buildings.

Also has extensive experience in the design of High/Medium Voltage Electrical Distribution Systems for large industrial plants and performing electrical system studies including Short Circuit Study, Load Flow Study, Protective Device Coordination Study, Harmonic and Resonance study, Stability study, and Arc Flash Hazard Study.
Previously an Electrical Plan Check Engineer at the City of Los Angeles, Department of Building and Safety. His City of Los Angeles Electrical Plan Check background is a key element of our quality control process.




Mr. Mozaffari has over 40 years of Professional Engineer experience in Mechanical, Plumbing, and Fire protection Engineering Design services for Educational, Commercial, Institutional, Industrial, and Railand Transit facilities. Mr. Mozaffari is the head of our Mechanical team. Covering all aspects of Mechanical and Plumbing Engineering Design, Fire Protection, and HVAC, including specifications, calculations, and equipment selection. Dedicated to green and high efficiency systems and building envelope design and possesses mastery in communications and interface with both manufacturers and clients. Background includes active design and field supervision for the installation of various mechanical systems.

A Leadership in Energy and Environmental Design Accredited Professional (LEED® AP), Mr. Mozaffari is committed to sustainable design, has designed many LEED Certified buildings, and he is fully knowledgeable of all applicable California codes, regulations, and procedures.

Professional experience includes positions in large firms such STV Inc, Syska & H enness y, and Teledyne Inet. Engineering experience encompasses diverse areas of expertise from Project Management, Mechanical and Plumbing Engineering, quality assurance, construction administration, and energy modeling.

Has vast experience in the field of mechanical engineering design in the field of HVAC, piping, and energy efficient designs with responsibilities including overseeing the activities of the mechanical engineering department and ensuring the quality and thoroughness of design and documentation. Extensive experience includes design of the central heating, cooling, and hydro nics, consisting of Boilers, Chillers, Cooling Towers, Packaged Rooftop Units, Water Source Heat Pump Systems, Exhaust Ventilation Systems, and Title 24 and Load Calculations. He is particularly experienced in the energy efficient, sustainable engineering design related to Education Facilities, Aviation, Government, Office Buildings, Correction Facilities, Hospitals, and Rail and Bus Maintenance Facilities.



Peter Yavari brings over ten years of professional business development and marketing expertise in the design and construction industry.  Areas of focus include business development, strategic planning, and proposal management.

Accomplished in business development and marketing, Peter overseas business-to-business relations and professional services, serving a variety of public , corporate, commercial, and institutional clients.

With ten years of experience in the design and construction industry including, design-build, client relationship management and existing & new business development, Peter has been able to develop bold and sustainable objectives and strategies in support of overall business development goals, lead procurement, and an annual and long-range marketing plan. Peter is a key contributor at Roshanian and Associates, Inc., assisting during the negotiation process, developing close relationships with clients/owners, and providing the connections for the future.


Roshanian & Associates performed well, and was a collaborative team mate. They consistently strove to meet deadlines, respected budgets, and provided innovative design solutions for complex projects.

I value the working relationship we have established , found them to be a service oriented firm with a positive attitude and a willigness to solve problems.

I have found the firm to be knowleable, professional, responsive to the needs of the client, and mindful of the project's scope, budget, and schedule.

Professional Affiliations

Roshanian and Associates Inc. and its engineers keep abreast of the latest development in the industry and are members of various professional organizations:



Partial List of Clients

Hughes Aircraft Co. Los Angeles
Lockheed Co. Burbank
Northrop Corporation Pico Riviera
TRW Los Angeles

American Airlines Los Angeles
Singapore Airlines Los Angeles

Architectural Firms
AC Martin Partners Los Angeles
Architectural Collective Los Angeles
Bahr Vermeer & Haeker Architects Pasadena
Bijan & Associates Los Angeles
Birba Group Architects Los Angeles
Brian Livingston Architects R. Palos Verdes
Butterfield Architectural Group Pasadena
Carde Ten Architects Culver City
Chang Price Architects W. Los Angeles
Clive Wilkinson Architects West Hollywood
Collins Reisenbicher Architects Dallas, Texas
Comstock & Associates, Inc. Colorado Springs
Coop Himmelblau Los Angeles
Craig Townsend Architects Los Angeles
DLR Group/WWCOT Santa Monica
DLR Group/KKE Pasadena
Fernando Juarez & Associates Inc. Los Angeles
FSY Architects Los Angeles
Gabbuy Architects Beverly Hills
Gensler Boston, MA
Gillette and Associates W. Los Angeles
Gonzalez Goodale Architects Pasadena
gkkworks Pasadena
Glenwood L Garvey & Associates Santa Monica
IBI Group Los Angeles
Hal C. Whittemore Architects Agoura Hills
Harding Architects Irvine
Harouni-Hafco Architects Beverly Hills
HMC Architects Irvine
HMC Architects Los Angeles
HMC Architects Ontario
James Heimler, Architects Tarzana
Jeff Cooper Architects Calabasas
Jim Moore Architects Los Angeles
Johannes Van Tilburg & Partners Santa Monica
John F. Cannela Architect Los Angeles
Johnson Fain Architects Los Angeles
John Matlow Architects Los Angeles
JPRA Architects Michigan
Kamran Khavarani Century City
Kevin Thistle Las Vegas
Kevin Daley Architects Los Angeles
Khorramian Group Architects, Inc. N. Hollywood
Langdon Wilson Architects Irvine
Langdon Wilson Architects Los Angeles
Leach Mounce Architects Ventura
Leidenfrost /Horowitz & Associates Glendale
Leroy Andrews Architects, Inc. Ventura
Mal Bert AIA Architects W. Los Angeles
Matlin Dvoretzky & Partners Los Angeles
McDonald, Souter and Paz Architects Long Beach
Mesa Design Architects Agoura Hills
Morris Design Partners Long Beach
MVE Institutional Irvine
Nadel Architects, Inc. Los Angeles
Nardi Associates Monrovia
NTD Architecture San Dimas
Onuma and Associates Los Angeles
Onyx Architects Pasadena
Osborn Architects Glendale
Pitman Group Architects Camarillo
PSL Architects Los Angeles
Quatro Design Group Los Angeles
Rachlin Architects, Inc. Culver City
Reed Laurance Architects Los Angeles
Redesign West Hollywood
Richard J. Youngblood Architects Las Vegas
Rasmussen & Associates Ventura
Sam Tolkin Architects Santa Monica
Samuel Wacht Associates W. Los Angeles
Scott Ellinwood & Associates Ventura
Sidley Jones Culver City
Sillman Wright Architects San Diego
SPF:architects Culver City
Steven Ehrlich Architects Culver City
SVA Architects Santa Ana
TSK Architects Los Angeles
Vanos Architects Los Angeles
William H. Howell, AIA & Associates Compton
WLC Architects Rancho Cucamonga

Commercial – Grocery Industry
Bargain Foods Supermarkets Carson
Lucky Store Las Vegas
Sav-On Las Vegas

Commercial - Sport Centers
Gotcha Glacier Anaheim

Communication and Telephone Companies
AT&T San Antonio, TX
SBC Communications San Antonio, TX
General Telephone Co. (GTE) Thousand Oaks
Pacific Bell Reseda

Amoroso Construction Costa Mesa
AT&T Datacom Hawthorne
Balfour Beatty Construction Irvine
Bernards San Fernando
Clark Construction Los Angeles
Comet Electric Los Angeles
Emma Corporation Los Angeles
George C. Hopkins Construction Co. Inc Los Angeles
gkkworks Pasadena
Hensel Phelps Construction Los Angeles
JMS Van Nuys
McCarthy Construction Los Angeles
Pinner Construction Co., Inc. Los Angeles
PCL Construction Services, Inc. Los Angeles
Sundt Construction, Inc. Los Angeles
Swinerton Builders San Diego
Thompson Pacific Construction Los Angeles
Turner Construction Company Anaheim
USS CAL Builders, Inc. Los Angeles
Prowest Construction Wildomar
W.E. Oneil Construction El Segundo

Developers and Owners
610 Broadway Jewelry Associates Los Angeles
A&W Regency Develop. Co. Los Angeles
Canfield Development, Inc. Los Angeles
California Property Associates Los Angeles
Charles Company Los Angeles
CJA Santa Monica
Construction and Develop. Sys. Los Angeles
Cryobank of California W. Los Angeles
Dkoby Enterprises, Inc. W. Los Angeles
Dr. Nayssan Los Angeles
Gale One Properties LLC Beverly Hills
Hydam Development Co. Agoura Hills
Innovative Construction Los Angeles
Kings 826 LP Los Angeles
LA Opinion Newspaper Los Angeles
Landmark Companies LLC Irvine
Lowe Enterprises Real Estate Group San Diego
Macerich Santa Monica
Martin and Harris Las Vegas
Safari Business Park Ontario
Sunrise Properties Los Angeles
Soto Capital LP Los Angeles
Told Corporation Newbury Park
Upward Bound House Culver City
Westfield Los Angeles

Education – K-12 School Districts
Arcadia Unified School District Arcadia
Beverly Hills Unified School District Beverly Hills
Chino Valley Unified School District Chino Valley
Culver City Unified School District Culver City
Encinitas Union Unified School District Encinitas
Dinuba Unified School District Dinuba
Hueneme Elementary School District Port Hueneme
Irvine Unified School District Irvine
Las Virgines Unified School District Calabasas
Los Angeles Unified School District Los Angeles
Long Beach Unified School District Long Beach
Oxnard School District Oxnard
Paramount Unified School District Paramount
Pasadena Unified School District Pasadena
Ravenswood City School District Palo Alto
Redondo Beach Unified School District Redondo Beach
San Bernardino City Unified School District San Bernardino
Santa Ana Unified School District Santa Ana
Santa Paula Unified School District Santa Paula
Santa Ynez Valley Union District Santa Ynez
Sulphur Springs Union School District Santa Clarita
Simi Valley Unified School District Simi Valley
William S. Hart Union High School District City of Santa Clarita

Education – Charter Schools
PUC Charter School- Sylmar, CA
Accelerated Charter Elementary School – Los Angeles, CA
Morcs Charter School – Los Angeles, CA

Education - Universities & Colleges
CSUN Northridge
Los Angeles Community Colleges Los Angeles
Oxnard College Oxnard
Pasadena City College Pasadena
Sci-Arc School of Architecture Los Angeles
University of California Los Angeles Los Angeles
University of Southern California Los Angeles

Dreamworks SKG Playa Vista
MCA Development Co. Universal City
MCA Recreational Services Universal City
Paramount Studios Los Angeles
Plymouth Rock Studios Boston
NBC Universal Universal City

Government and Religious
City of Los Angeles Los Angeles
City of Inglewood Inglewood
City of San Fernando San Fernando
County of Los Angeles Los Angeles
LA Dept. of Recreation & Parks Los Angeles
LAPD Los Angeles
MTA Los Angeles
US Air Force Vandenberg, CA
US Marine Corp. 29 Palms
Veteran Affairs Long Beach
Saint Thomas Aquinas Church Ojai
Temple Etz Chaim Thousand Oaks

AMI Sierra Specialty Hospital San Dimas
AMI Sierra Vista Hospital San Luis Obispo
Cedar Sinai Hospital Los Angeles
Holy Cross Medical Center Mission Hills
Kaiser Permanente Foundation Pasadena
Martin Luther King Hospital Los Angeles
Northrop Hospital Pico Rivera
Saint Joseph Medical Center Burbank
Santa Monica Hospital Santa Monica
VA Long Beach Healthcare Center Long Beach

Computer Paper Cutting Plant Hawthorne

Oil and Petrochemical Industries
ARCO Product Co. Western States Specially So. CA.