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Our Team

A-Tech has the best team in the business! Our Executive Leadership, Project Management, Field Staff and Reports Specialists are all experts at their respective crafts and are ready and willing to go the extra mile for every one of our clients.

Casandra Williams CAC, DPH, CIEC, CEICC

CEO, CFO

Casandra Williams, co-founded A-Tech Consulting, Inc. in 2002, as the Chief Financial Officer and business development administrator. Throughout her tenure at A-Tech Consulting, Inc. Mrs. Williams has continued her education and development in the environmental field and has obtained numerous certifications and accreditations in the industry. Mrs. Williams has managed thousands of projects including; HUD level inspections, airport soundproofing inspections, AHERA school reinspections, volatile organic compound testing, carbon monoxide mitigation, radon testing, construction safety and health management, hospital related infection control in construction management, confined space permitting, water loss restoration monitoring and fire burn-out restoration management.

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Robert Williams,  CAC, DPH, CIEC

President, Founder

Robert Williams has been in the environmental industry since 1988. He is a Certified Asbestos Consultant, Department of Public Health Inspector Assessor and Project Monitor. Mr. Williams began his career working for a national environmental firm as a CAD drafter and technical writer. This position later evolved into environmental consulting through ongoing training within the company. During the 14 year tenure with his former company, his position progressed from intern to Senior Vice President. In 2002, Robert Williams co-founded A-Tech Consulting, Inc. with the goal of combining his expertise with quality service.

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Conan Williams,  CAC, DPH, CIEC

Vice President

Conan Williams has been in the environmental industry and a member of the A-Tech Team since 2007. Mr. Williams’ professional development in his career has promoted him to Vice President at A-Tech Consulting. Conan handles ongoing project coordination, new project scope development and is integral in cultivating existing client relationships. Additionally, Mr. Williams has extensive experience in managing large scale environmental projects including; contamination assessments, microbial assessments, HAZMAT assessments, abatement and mitigation projects in the public and private sectors.

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Joseph Williams,  CAC, DPH

Director of Business Operations

Joseph Williams has been in the environmental industry since 2008. He is a certified asbestos consultant and Department of Public Health Inspector/Assessor. Mr. Williams specializes in inspections, project oversight and clearance inspections. Joe has a strong background in HUD, EPA and OSHA requirements. Having personally handled hundreds of HUD level lead inspections, lead risk assessments and supervising many lead hazard mitigation projects, Mr. Williams is highly trained and experienced lead inspector and project monitor.

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Alan Inbody

Director of Business Development

Alan joins the A-Tech team as the Director of Business Development, bringing over 30 years of sales, marketing and management experience in the construction and environmental consulting industries. His proactive approach and background in environmental mitigation and restoration allows him to build lasting client relationships. Alan’s philosophy that “every client is our most important client” was a perfect fit with our corporate culture. His strong history of client relations spans all industries including healthcare, property management, construction, insurance, retail, education, hospitality and engineering.

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Bernadette Guerrero

Director of Finance & Operations

Bernadette Guerrero has been an Accounting Manager and Full-Charge Bookkeeper for over 10 years, and has gained expertise in multiple industries, including retail, entertainment, manufacturing, and information technology. From 2008-2010, Bernadette served as A-Tech Consulting’s Accounting Manager, specializing in daily accounting, environmental reporting, technical writing, and Bid/RFP production. She also deployed a Microsoft SharePoint site for one of A-Tech’s most prominent clients. Since her return to A-Tech, Bernadette has taken on special technical projects to help propel A-Tech Consulting into the future. 

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Jamie Kelley

Office & Operations Manager

Jamie Kelley has over 12 years of experience working an office administration role and has worn many hats, including marketing, customer service, content curator, consumer relationship management, operations coordinator and more. Prior to joining the A-Tech team, Jamie worked as the Operations Manager for one of the fastest-growing tech startups in San Diego. Since joining A-Tech, Jamie has utilized her organizational skills in managing the office report team and streamlining processes and procedures. 

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Azza Carmona, CIH, CSP, MS, MPH

Director of Environmental Health & Safety

Azza Carmona is a Certified Industrial Hygienist (CIH) and Certified Safety Professional (CSP) with over 20 years of experience in the environmental, health and safety fields. Holding dual certification indicates breadth in safety, health and environmental practice. Prior to A-Tech, she was employed by a national workers compensation carrier for 12 years.  During that time, she led a team of health and safety professionals providing evidence-based consulting focused on reducing workers compensation costs. She also occupied the role of Corporate Industrial Hygienist and provided technical support for all of California’s health and safety field staff in the areas of ergonomics, noise and industrial hygiene. She was instrumental in creating corporate guidelines for noise surveys.

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Louis Jimenez, CSST, DPH

Project Manager

Mr. Jimenez is a Certified Site Surveillance Technician who specializes in project oversight, inspections and clearance oversight. As a former union carpenter, Louis has a strong construction background. Having knowledge in what structurally goes into residential, commercial and industrial buildings gives Louis an advantage in asbestos and mold inspections and investigations. Louis has handled large emergency moisture intrusion investigations for major hospitals and city buildings.

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Joshua LaPrease,  CSST, DPH

Senior Field Technician

Joshua LaPrease is a Certified Site Surveillance Technician. Mr. LaPrease specializes in project monitoring for asbestos abatement in any setting from residential to public schools to hospitals. He is also highly trained and experienced in infectious control for many hospitals we consult with. Mr. LaPrease and his careful attention to detail have also produced thorough and comprehensive mold/moisture intrusion assessments. Joshua holds a reputation of professionalism that our clients greatly respect.

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Lamont Leiva CSST, DPH

Senior Field Technician

Lamont Leiva is a Certified Site Surveillance Technician and Lead Sampling Technician who specializes in project oversight, inspections and clearance oversight. Lamont has expertise in best practices and engineering controls that allow him to excel when monitoring projects of different sizes and scopes. His experience allows him to work with contractors to maintain the project schedule and conduct frequent progress checks to ensure periodic milestones are being met.

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Preston Kelly,  CSST, DPH

Field Technician

Preston Kelly is a Certified Site Surveillance Technician and DPH Lead Sampling Technician with a degree in Environmental Science from Trinity College. During his educational career, Mr. Kelly specialized in monitoring and assessing air, water and soil samples and conducting environmental risk and impact assessments. Since joining the A-Tech Consulting Team, Preston has demonstrated a keen ability to see the bigger picture of each project to ensure each client’s schedule and needs are met.

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