Roberts Companies, Your Employment Specialists


Richard Roberts

B.S. in Civil Engineering from University of California, Davis. A licensed Civil Engineer in California as well as nine other states. A licensed General Contractor in California. 30 years experience in the heavy industrial marketplace with over 20 years serving petrochemical clients and over 25 years owner of this firm.

Kathleen Roberts

Human Resources Manager
B.S. in Psychology and a Masters from University of California, Davis. The last 18 years have been spent as Human Resources Coordinator for the Roberts Companies.

Ella Marie Kallios, PHR

B.A. in Business Management from St. Mary's College, Professional in Human Resources Certification. Employed by Roberts since 1988, Ella Marie has been President of Roberts since 2001. Ella Marie is also very active in Community Affairs, Political Action Committees, and she sits on the Board of several Health and Safety Committees.

Terri Van De Veire

Account Manager
Employed by Roberts since 1995, Terri brings over twenty five years of CAD experience within the engineering field. She has held the positions of Training Specialist, IT Support, Project Manager and Staff Manager. Terri is responsible for overseeing the larger RTS accounts and procuring new RTS clients.

Terry Hawkins

Account Manager
Terry rejoins the Roberts Team as an Account Manager. Terry has a California P.E. and a B.S. in Mechanical Engineering from the University of Michigan. She has worked in Bay Area refineries and industrial facilities as a Project Engineer, Process Control Engineer, Rotating Equipment Engineer, Project Controls Engineer, Recruiter, Business Development and Corporate Quality Manager.

Jana Elizalde

Accounting Manager
Employed by Roberts since 2006, as our Accounting Manager Jana is responsible for general accounting, accounts payable, accounts receivable, employee management, office administration and department policies and procedures.  She continues to look for new and innovative ways to streamline the accounting department while focusing on employee needs and providing excellent customer service.


P.O. Box 6204
Concord, CA 94524


Phone: (925) 689-8080
Fax: (925) 689-8728

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