Our Team

Mike Kastrop
D. Michael Kastrop, AIA

Principal Architect

D. Michael Kastrop, AIA, has been a licensed architect for over 30 years.  Prior to founding his own firm, Mike worked for four different Bay Area architectural firms over the course of 10 years, beginning as a Project Architect, then Associate Architect and finally a Partner.

He is certified by the National Council of Architectural Registration Boards and is the former president of the Redwood City Downtown Business Group.  He has extensive experience in retail, commercial, religious, industrial, recreational and residential projects.  His designs combine technical functionality with artistic forms to create beautiful living and working environments.  He consults on handicap accessibility issues and feng shui (the ancient art of design, promoting balance, harmony, and well-being).  Mike has received awards in the fields of residential, retail and commercial design. 

In his free time, Mike likes to play guitar and sing for his church music group.  He is an avid sailor, and has won numerous regattas and awards with his Catalina 30 sailboat "Goose" on the San Francisco Bay.

Lorianna Kastrop
Lorianna Kastrop

Vice President, Controller

Lorianna has over 30 years of financial analysis experience and also handles human resources and some marketing for The Kastrop Group, Inc., Architects.  Her specialty is budget management and reporting, to keep projects on budget and within estimates. She has a B.A. in International Relations from Stanford University.


She is very active in community service and has served on several non-profit boards, including the California Council of Parent Participation Nursery Schools, the Sequoia YMCA, and Peninsula Sunrise Rotary Club, just to name a few. She is currently on the board of Stanford Professional Women. Lorianna received the prestigious Athena Businesswoman of the Year Award from the Redwood City/San Mateo County Chamber of Commerce in 2001.  The Redwood City Council appointed her to the Port Commission in June of 2008, and reappointed her in 2012.  She is the second woman to serve as a Commissioner in the history of the Port of Redwood City and the first woman to be elected chairperson.  She established the award-winning annual Redwood City PortFest public festival and was a co-founder of the very popular Hometown Holidays winter festival in downtown Redwood City.  She also co-founded the Redwood City Mothers Club, a social support network for mothers of young children.  She served in elected office from 1997-2001 on the Redwood City School District Board of Trustees. 

Lorianna is happy to be meeting people in the community on a constant basis. "I believe that participating in organizations that improve our community and our world is the best way to promote our business. If people know that we care about others, they will trust us to take care of them and their project."

Brian Villavicencio
Brian Villavicencio, Assoc. AIA

Project Manager

Brian began his career early by acquiring an internship from a Licensed Architect as soon as he graduated from high school and worked throughout college.  Several architecture-related scholarships were awarded to him through his education.  He was the AIAS Chapter President for The College of San Mateo and the University of California at Berkeley.  As a volunteer for Habitat for Humanity, he worked numerous years and was promoted to a Project Team Leader in several blitz builds.  He worked as a residential designer for a time and contracted with several projects on the peninsula.  To round out his experience, he chose to work for a structural engineer, a civil engineer and a general contractor for a few years.  He is familiar with computer aided design and drafting and converted many of his former employers from hand drafting to take advantage of technology.

Brian has been with The Kastrop Group since 2004 and manages many of our residential and commercial projects.  He has been promoted to Project Manager and is involved in all projects from the initial potential client meeting, through the design and construction documents phase and also construction administration. He participates in 100% of the office workload from sole management to peer-to-peer plan checking and review. He is construction detail oriented and with an emphasis on cost sensitivity and construction practicality. His project type experience is varied and he enjoys a wide spectrum of challenges.  To further his education he has enrolled in the Building Inspection classes at The College of San Mateo to expand his breadth of knowledge and network.  He has passed all the parts of the ARE (Architectural Registration Exam) and is currently studying for the CSE (California Supplemental Exam) to obtain his California Architect’s License.

Marie Barron
Marie Barron, Assoc. AIA

Architectural Associate

Marie graduated from UC Berkeley in 2014 with a Bachelor's of Arts in Architecture and a Minor in Sustainable Design. Returning to her hometown of Redwood City, she joined The Kastrop Group in September of 2014.  She is excited to be part of a firm that is so invested in local development, and has such a wide variety of projects.  She grew to love architecture in part from traveling, often to France where her mother grew up.  She enjoys the problem solving and creative demands of the practice, as well as the responsibility of creating marketing graphics for the firm and updating the website.  She has passed all the parts of the ARE (Architectural Registration Exam) and is currently studying for the CSE (California Supplemental Exam) to obtain her California Architect’s License.