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Mr. Blumenthal received his educational training in Interior Design from the UCLA Interior and Environmental Design Program. His career includes high level positions at California Design Associates and the renowned firm of A.T. Heinsbergen. He has over forty years of design expertise, is a professional member of IIDA and is a State of California Certified Commercial Interior Designer, CID. He has been presented with the ASID Best Commercial Facility, Los Angeles award and has been featured in numerous publications including Designers West, Millimeter and Today's Facility Manager Magazines.

Mr. Blumenthal formed DESIGNWORKPLACE to further the concept of creating work environments that are both aesthetically pleasing and functional to both client and employee. To preserve this vision, strong relationships have been developed and maintained with both clients and vendors which allows for the planning and design of interiors that are unique to the users' needs while adhering to budget and quality control. The company client base is broad and has included Universal City Studios Credit Union, Bank of Santa Clarita, Preferred Bank, Alliance Bank (now part of Cal Bank and Trust),Pacific Enterprise Bank, PFF Bank & Trust (now part of US Bank), Pinnacle Estate Properties, Pacific Alliance Medical Center, 20th Century Fox Film Corporation, Printing Industries Association, Feit Electrical, Diamond Mattress, Shriners Hospital for Children, Tri-West Distribution, Triangle Distributing, and the legal firms of Chapman Glucksman Dean Roeb , Aguirre Law , and Latham & Watkins.


13471 Old Grove Road

Rancho Cascades, Ca 91342 |

818. 381.8700

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Founded in 1989 by Dale Blumenthal, DESIGNWORKPLACE, INC. is an awarding winning, full service commercial interior design firm. Among its client base is financial, medical, legal and entertainment companies.

DESIGNWORKPLACE's staff of experienced professionals in the field of interior design provides services for a wide range of design requests, with primary emphasis on tenant improvement. All client requirements from pre-lease site evaluation and programming through construction documentation and specification, interior design development and product selection are available. The hallmark of DESIGNWORKPLACE is close communication and active participation between client and designer in the creation of unique and functional workspace. All phases of the development are overseen by the principal, Mr. Dale Blumenthal, who is a Certified Commercial Interior Designer in the state of California.

As part of this commitment to the client, DESIGNWORKPLACE developed Workplace Purchasing Associates, in 1994. this subsidiary company provides all furniture and related products and services for the entire workplace. the firm's long standing relationships with top furniture manufactures provide quality economical resources for the client. workplace purchasing associates also offer exclusive manufacturer buying agreements with volume purchasing to provide the most competitive pricing available.

Donna has been a valued associate for over 5 years and enjoys distinguished Interior Design Career in Southern California.

Born and raised in Los Angeles, California, Her diversified, affluent and versatile designs range from architecture, interior, fashion, jewelry, accessories, shoes, night clubs, hotels, transportation, textiles, art and household products. Design…. It’s what I Do.

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