Management Team
Shawn Allen, P.E., LEED AP | President & COO
Mr. Allen is President and Chief Operations Officer of Jose I. Guerra, Inc. With over 30 years of comprehensive executive management experience in the engineering and construction industry, he is well equipped to provide operational oversight and executive leadership for the firm. He has a proven ability to lead and manage diverse, multidisciplinary teams to success on a wide range of complex engineering projects. Shawn’s passion for customer service, quality, and employee development, has driven him to become a truly exceptional leader in the consulting engineering world. Working closely with leaders in our Austin, San Antonio, and Corpus Christi offices, he maintains and develops strong and enduring relationships with clients across the state of Texas. His vast engineering knowledge and genuine care for others enables him to mentor and develop strong engineering leaders throughout the firm. As the firm’s third president, Shawn is committed to the continued growth and diversification of Jose I. Guerra, Inc., while embracing the challenges and opportunities of the future. He has been with the firm since 2003. Outside the office, Shawn’s interests are his faith, family, and a wide variety of outdoor activities. He stays active in his church and can often be found spending time with his wife and two daughters in the great outdoors.
Rick Guerra, P.E., F.NSPE | Chief Executive Officer
Mr. Guerra is Chief Executive Officer of Jose I. Guerra, Inc. With an engineering career spanning more than 4 decades, he has a keen understanding of the engineering design and construction process and the demands of running a successful consulting engineering business. Having volunteered his service to professional engineering organizations for the past 28 years at the state and national levels, he also has an intimate and ongoing knowledge of trends, opportunities and challenges in the national engineering market. These collective experiences enable Rick to provide the expert strategic and administrative oversight and guidance that drive Jose I. Guerra, Inc’s continued success and distinguished reputation. He has been with Jose I. Guerra, Inc. since 1994. Rick is a native “Austinite” and loyal Longhorn. As evidenced by the ways he spends his time, his passions are his faith, family, people, and the engineering profession. He stays very active in his church, his community, and various activities with his wife, four children, and one grandchild, while continuing to promote the engineering profession and grow a successful engineering practice.
Jose I. Guerra, P.E., F.NSPE | Founder
Jose I. Guerra founded Jose I. Guerra, Inc., in 1973 in Austin Texas, with a steadfast focus on excellent customer service and business integrity. Today that commitment remains as strong as ever, and Jose I. Guerra, Inc., continues to prove that putting customers first will always be the key to business success.
Debra Sharpe, RA | Principal/Vice President
Ms. Sharpe, RA, is a Principal and Vice President with a broad spectrum of professional experience in both new construction and renovation projects. Debra offers exceptional project management, leadership, articulate presentation and team-building skills and a client-oriented personality.
Brandon Reyes, P.E. | Principal
Mr. Reyes is a Principal and Senior Plumbing and Fire Protection Project Engineer. Mr. Reyes leads the Plumbing/FP Engineering Department and has extensive experience in the design and specification of plumbing and fire protection systems. Serving as a Lead Fire Protection Engineer, Brandon is adept in smoke control, fire alarm, fire-pump, and wet, dry, pre-action, and chemical fire-suppression systems. His experience includes sanitary and chemical waste and vent, domestic hot and cold water, laboratory pure water, natural gas and propane, medical gases, medical vacuum, and compressed air systems.
Colby Brock, P.E. | Principal
Mr. Colby Brock is a Principal and Senior Electrical Project Engineer. Mr. Brock leads the Electrical Engineering Department and has extensive experience designing low and high voltage power distribution systems, lighting systems, and specialty electrical systems.
Yan Cheung, P.E. | Principal
Mr. Cheung is a Principal and Lead Senior Structural Project Engineer. With over 23 years of experience, Yan has an extensive portfolio of completed projects encompassing steel, concrete, and CMU structures in various sectors, including water/wastewater, municipal, commercial, healthcare, education, retail, arts and culture, transit, and existing structure renovations. As the leader of a highly qualified structural engineering team, Yan excels in guiding complex water infrastructure projects. His team’s dedication, foresight, and attention to detail have fostered strong, lasting relationships with owners, architects, and contractors, ensuring the success of each project.
Glenn Frey, P.E. | Sr. Civil Project Manager
Mr. Frey is the Senior Civil Project Manager. Mr. Frey leads the Civil Engineering Department and has experience in design, project management, site development, site utility layout, paving & grading, water and wastewater systems, storm water management, water quality treatment, Erosion & Sediment Controls and SITES.
Mark Treadway, BCxP
Mr. Treadway is the Cx Authority at Jose I. Guerra, Inc. He has decades of experience and knowledge in understanding the dynamics of the complex MEP systems in today’s ever-evolving construction climate.
Debby Williams | Director of Marketing/BD
With over 19 years of experience in business development and marketing across the commercial, public, and private sectors of the AEC industry, I bring a broad perspective and a deep commitment to strategic growth and client success. My career began in the San Francisco Bay Area, where I built a solid foundation in marketing and business development before relocating to Austin in 2011. Throughout my career, I’ve partnered with commercial general contractors, commercial furniture representatives, and consulting engineering firms, cultivating a diverse skill set that meets multi-faceted industry needs. Currently, I lead marketing and business development at Jose I. Guerra, Inc., focusing on strong client relationships and advancing our market presence in Texas. A dedicated member of SMPS Austin, I’ve served on the Board of Directors for several years and am honored to be President-Elect for 2024-2025. I also bring 15 years of experience with the National Organization of Commercial Real Estate Women (CREW), where I served as Chapter President of Silicon Valley CREW in 2007.My career journey has been one of reinvention, leveraging a diverse background to become a well-networked, dynamic marketing and business development professional. I’m committed to growing and evolving in the AEC industry, always striving to expand my knowledge and skills. Please contact Debby for teaming opportunities with our engineering consulting team. She can be reached by email at dwilliams@guerra.com or through her LinkedIn profile.
Ann Guerra | Director of Finance/HR
Ann Guerra is the Director of Finance and Human Resources for Jose I. Guerra, Inc.