Jeff Chen, AIA, LEED APPresident

Jeff Chen

Jeff serves as the President and Chief Operating and Technical Officer of MCA. He has special expertise in solving waterproofing problems in the building envelope, including below-grade components, windows, plaza decks, curtain walls, roof reconstruction and skylight assemblies. Jeff’s project experience includes buildings in residential, public works, higher education, and commercial projects, as well as serving as an expert witness in litigation cases.

Derek Bigard, GC


Derek specializes in new construction design, remedial design, peer review, litigation investigation and expert witness services. His 30 years of construction experience provides a perspective of design constructability and practicality. Since joining McGinnis Chen Associates in 1998 he has developed extensive knowledge with all aspects of building envelope components as well as field testing methods. In addition to his extensive tenure with McGinnis Chen, Derek holds a Bachelor of Fine Arts Degree from the California College of Arts and is a practicing artist.


Phillip Kelleher, AIA


Phillip specializes in new construction design and peer review as well as building envelope systems testing. Within the scope of building envelope design, Phillip has developed a focus in the design and construction of below-grade waterproofing systems. Since joining McGinnis Chen Associates in 2009, he has performed a variety of work in most aspects of waterproofing and job production. His experience includes conducting and managing field investigations, testing, and inspections as well as construction documents, and construction contract administration. He is currently managing our services for new construction projects in the Mission Bay development and various residential high-rises located in San Francisco SOMA. Along with technical experience, Phillip has an extensive educational background with an undergraduate degree from MIT and Master’s Degrees in both architecture and structural engineering from the University of Michigan.

Miriam Tupy


Miriam’s areas of specialization include below-grade waterproofing, roofing and construction contract administration on new design projects, in addition to field investigation & testing and inspections. Since joining McGinnis Chen Associates in 2011, she has gained valuable experience with overall building envelope waterproofing design, peer review and building condition assessments. Her experience investigating construction defects and failures has contributed to the success of numerous remediation and consulting projects. Miriam is currently providing waterproofing consultation services for several new construction projects in the Bay Area and in addition to condition assessments for existing buildings. Her technical background stemmed from an Architectural Drafting and Technology program at the NSCC Institute of Technology in Canada.

Nicholas Niedospial, AIA, CPHC, CDT


Nick has been involved in a broad range of projects with unique technical requirements. He has extensive experience in forensic architecture, materials science and conservation, design development, specification writing, and construction administration. Since joining the firm in 2007, his responsibilities have included conducting both in-situ and in-house research and testing, and developing critical details and specifications for a wide range of building envelope components, both above and below-grade, for remedial work and new construction with an emphasis on moisture, air, vapor, and energy transfer. He heads the McGinnis Chen Associates Chicago office and holds a Bachelor of Science in Architectural Studies from the University of Illinois at Urbana-Champaign.

Aaron Niles


Aaron is a architectural designer and a CAD Manager. Since joining McGinnis Chen Associates Inc. in 2014 he has helped revamp the office’s CAD standards while garnering expertise in waterproofing design. Aaron leans upon his 13 years of experience in high-end residential design to deliver clear and concise construction document sets. He is currently working on developing building envelope systems for new and remedial construction projects. Much of his free time is spent on either acting on stage and in independent films or honing his craft in the woodshop. In 2010, these hobbies merged when he began a freelance business designing and building sets for stage productions. Aaron credits this experience for his ability to manage projects, find creative building assembly solutions and develop constructible details. He holds a Bachelor of Arts in Architecture from UC Berkeley.

Anna Villalobos


Anna has been in the waterproofing business for nearly 25 years in varying capacities. Early in her career she apprenticed as a waterproofing applicator. After several years, she joined Rosenberg McGinnis (now McGinnis Chen Associates) performing contract administration for both remediation and new construction projects. She left the firm to join a waterproofing contractor, as a Cost Estimator and Project Manager. She re-joined McGinnis Chen Associates in 2013. Anna holds a Masters in Public Administration from California State University Hayward.

Erica Reynolds, P.E.


Erica is registered Professional Engineer in the State of California and Project Manager at McGinnis Chen Associates. Erica joined the firm in 2013 and since then has managed several design projects and has performed investigation and evaluation on a number of building assemblies including roofing, plaza decks, exterior wall assemblies, and skylights. Erica earned a Bachelor's degree in Civil Engineering from Cal Poly San Luis Obispo and a Masters Degree in Structural Engineering from University of Southern California. Erica is also the official Event Coordinator and plans office get-togethers and parties.

Lorenzo Llanillo, Jr.


Lorenzo has experience providing architectural technical support on numerous forensic, design, and consulting projects. His areas of specialization include forensic investigation, field investigation & testing, and analysis. His experience investigating construction defects and failures has contributed to the success of numerous of litigation, remediation and consulting projects. Lorenzo has produced a litigation video supporting the defense on a national class action lawsuit to help the client represent how their product is easily installed correctly in numerous applications internationally. He is accomplished in graphic production, forensic and video production, animation, information design, and documentation for litigation, remediation, and architectural projects. Lorenzo earned his Bachelors of Arts Degree from the University of California at Berkeley.

Velba Villanueva


Velba has experience in Commercial and Residential Architectural Design. Most of her past work focused on Interior Architecture and Commercial tenant improvements from Conceptual Design to Construction Contract Management. Since joining the firm in 2014 she has investigated reports of water intrusion in existing buildings, designed and developed building envelope details, and observe repairs and the installation of new waterproofing. Velba currently manages a variety of projects that include remediation work and waterproofing on new large-scale, mixed-use structures. Velba has Professional Bachelor’s Degree in Architecture from Woodbury University, Burbank, CA.

Jacqui Hogans


Jacqui has extensive project management experience, with particular emphasis on conditions assessment and building pathology, materials selection and specification, construction administration, and building envelope enhancement. Prior to joining McGinnis Chen, Jacqui worked in New York City, focusing on facade repair and maintenance of existing buildings ranging from historic masonry buildings to curtain-walled skyscrapers. In her free time, Jacqui is an avid runner, having run several marathons and too many half-marathons to count! Jacqui holds a Bachelor of Arts in Architectural Studies from Brown University and a Master of Science in Historic Preservation from Columbia University.

Ari Bigard


Ari performs Quality Assurance services including field investigation, testing, and inspections. He is a certified and trained third-party observer for various waterproofing manufacturers. Since joining McGinnis Chen Associates in 2016, he has gained a great amount of experience with low-slope roofing assemblies and installation, below-grade waterproofing systems, and construction administration. He began his construction career as an electrician, a carpenter and quickly moved into the position of site foreman for a high end residential general contractor. He holds a degree in Audio Engineering with an emphasis in Large Format Live Sound Reinforcement System Design, and Acoustics.

Matt Choe

Matt Choe

Matt is an architectural designer at McGinnis Chen. Since joining the firm in 2014, he has been involved in a wide range of projects from residential remedial repairs to commercial new construction design. Matt has gained experience in developing complex design solutions through generating building envelope construction details with extensive comprehension in waterproofing. He also assists in construction administration and observation, performing field investigation, on-site testing and third party inspection. Matt earned his Bachelor's of Science in Architecture from the University of Michigan - Ann Arbor.

Robert Begonia


Robert provides construction technical support on numerous design, consulting, and forensic projects. His experience includes existing property condition assessment, leak investigation, window water testing, and new construction inspection. Robert is familiar with construction assemblies including single-ply roofing systems, curtain wall systems, plaza and below grade waterproofing. In addition, Robert has been trained and certified as an independent third party construction observer for various waterproofing manufacturers. Robert earned his Bachelor of Science Degree in Civil Engineering from San Francisco State University.

Jade Beck

Stephanie Wu

Jade manages McGinnis Chen Associate’s project records. He reviews and processes Project reports. Jade oversees testing equipment, company vehicles, scheduling, product information and samples, procurement, performing on site IT troubleshooting, and taking care of Facilities. Since joining the firm in 2002, Jade pulls from his background in diverse trades, utilizing his various skills for the myriad of roles he has at MCA. Jade has a vocational education in the automotive service management field. Prior to working for MCA, Jade was a professional musician and a classic car restorer and customizer.

Kiki Minqi Ruan


Kiki holds a Bachelor Degree of Sciences in accounting and finance. She joined the firm in 2014 and is assisting the Principal and Associates with everyday tasks, scheduling, managing the office workload and maintaining the project database. Kiki maintains contact database and mailing lists. She oversees the facilities schedule and general office maintenance to ensure the safety of employees and guests to ensure efficiency and productivity.

Sylvie Adams


Sylvie manages McGinnis Chen’s HR and Marketing departments. Her passion for architecture and aesthetics brings twenty years of diverse experience in the architectural profession in providing coordination and development of McGinnis Chen’s business and marketing efforts, human resources leadership as well as management and accounting support. Since joining the firm in 2002, her energetic and dynamic personality, combined with her ability to multi-task, and her love of troubleshooting adds an effective interface with clients as well as with our staff. Sylvie’s positive and vibrant people acumen ensure an enthusiastic team player. Sylvie holds an EU Bachelor of Arts Degree in trilingual international commerce. She is an underwater globe-trotter always seeking to boldly go where no man has gone before…

Timothy Parks


Tim is a business manager with over fifteen years experience in project revenue, cost, general accounting, administration with small, medium, and major engineering firms. Tim joined the firm in 2013, bringing his expert knowledge of Vision, Oracle, and SAP to the firm.