Las Vegas, NV

David Frohnen, PE President


Mr. Frohnen serves as the Chief Operating Officer and Chief Executive Officer for the corporation.  His focus is as the principal technical consultant, client solution maker, leader for client services, and oversees service delivery for customers in laboratory testing and equipment / field support.  Dave puts special attention to building teams and systems and providing added value to clients – particularly on new programs and special requests.  Frohnen has over 25 years of experience in environmental and industrial testing, regulation and engineering.  Dave is a former water utility executive with laboratory, operations, engineering, and regulatory compliance responsibilities.  Mr. Frohnen served as an environmental Program Manager in heavy industry (ALCOA) and as the Managing Principal for an international consulting engineering firm.  He holds degrees in civil / environmental engineering and an MBA with specialized training in quality, business operations, and customer service systems.  Dave is a licensed professional engineer in 5 western states, former licensed water/ww operator and is a Past President of the American Council of Engineering Companies of Nevada.  He has spent his entire adult life in the western United States where he enjoys hiking, skiing, and various outdoor adventures.

Melissa Vega Las Vegas - Director of Client Services / Office Manager


Ms. Vega is your key point of contact for client account management, customer service, order processing, project status, reporting requests and basic report interpretations.  Similarly, her responsibilities include guiding the customer service functions for the laboratory, coordinating and scheduling sampling events, pick-ups and deliveries and supervising the field service operations.  Vega has over 30 year’s experience in office management, project management, customer service, inside sales, order processing and accounting.  Melissa has lived in Las Vegas for over 25 years, has served in the U.S. Army Reserves and is an avid football fan.

Jim Reed Las Vegas – Laboratory Operations Manager


Mr. Reed serves as the Las Vegas Laboratory Manager and Senior Analyst. He has over 25 years of experience working in environmental laboratories as an analyst, QC Manager and chief organics Lab Manager. Mr. Reed and his team are responsible for accurate and timely completion of all Las Vegas lab testing projects. He also provides client technical consultations, develops the laboratory testing team and oversees equipment and infrastructure maintenance and expansion. Jim earned his B.S. degree from California Polytechnical University – Pomona and has worked extensively in the Southern Nevada and Southern California areas. He and his family are 15 year residents of Las Vegas.

Mike Mitchell Las Vegas - QA Manager / Lab Director


Mr. Mitchell serves as the Las Vegas Laboratory QA Manager and Lab Director.  Mike is responsible for quality programs and data validation for testing projects completed in Las Vegas.  He also is responsible for methods and technical adherence to procedures and compliance with NDEP/NELAC standards.  He also performs advanced technical testing and works to train and develop laboratory testing team members. Mr. Mitchell has over 25 years of experience with hands-on lab testing, data review, and quality programs. He has previously traveled internationally working to establish new testing laboratories and training local staff primarily in the environmental remediation and oil industries. Mike earned his B.S. degree from Salem State College in Massachusetts and has significant extended training in oil fingerprinting methods. Mike enjoys living in Las Vegas with his immediate and extended families nearby.

Steve West Las Vegas - Client Services Manager / EnviroTech Equipment Manager


Mr. West serves as your Client Services Manager for accounts near Las Vegas.  He also oversees the Enviro-Tech equipment services for rentals, sales, repairs and calibrations of all field equipment and supplies.  Steve also serves as your outside sales contact and will assist with field services as needed.  He has worked at Silver State Analytical since 2006 starting as a driver and progressing through several laboratory assignments.   He has a wide scope of industry knowledge including advanced training in support of Enviro-Tech products including pumps, samplers, test equipment, PID’s and related products.  West attended Salt Lake Community College and Snow College as well as BYU-Idaho.  Steve is an avid car fan and, in his spare time, loves working on cars.  In fact, Steve has owned over 18 cars and trucks throughout his life.  Mr. West is your key point of contact for new testing programs and  Enviro-Tech services in the Las Vegas area and company wide.

Reno, NV

Carly Wood Reno - Laboratory Director / Business Unit Leader


Ms. Wood is the Reno Laboratory Director and Business Unit Leader for the Reno Operating Division.  She provides technical and operational leadership – supervises the lab team and manages daily operations. As Business Unit Leader she has full responsibility and authority in daily operations to ensure client and staff needs are met with integrity and a high degree of quality and efficiency.  She earned a Bachelor’s Degree in Chemistry, cum laude from Southern Oregon University and has over 10 years environmental laboratory experience.  Wood also has microbiology and wet chemistry analytical experience and worked as a technical specialist and a technical director.  In her spare time, Carly enjoys bike rides, backpacking and hiking.

John Faulstich Reno - Principal Chemist / QA Manager


Mr. Faulstich serves as the principal technical resource for the Reno Laboratory, which includes providing advanced analyses, new method development, instrument set up, maintenance and repair.  He also serves as the principal QC officer and Quality Program Director.  Faulstich received his Bachelor of Science degree in General Studies from the University of Nevada, Reno.  John has over 25 years environmental laboratory experience at many levels and with different labs, including work as an Inorganic Chemistry Supervisor, Chemist, QA Officer, Project Manager and Operations Manager.  In 2007, Mr. Faulstich joined the staff of Sierra Environmental Monitoring, which was subsequently merged into Silver State Labs in 2016.  In his spare time, John enjoys kayaking, hunting, hiking and camping.

Joe Nava Reno - Client Services Manager


Mr. Nava is your key point of contact for client account management, customer service questions, order processing and reporting requests.  Similarly, he is the local point of contact for Enviro-Tech sales and rentals for the Reno area.  Nava has worked as a laboratory professional for over 20 years and held positions in client relations and as an Administrative Manager.  Joe has a Bachelor of Arts degree in Sociology from the California State University at Sacramento.  In 2004, Nava joined the staff of Sierra Environmental Monitoring, which later was merged into Silver State Labs in 2015.  Together, with his dogs and his wife, Joe enjoys many outdoor activities including hiking.

Cydnee McGuire Client Services Representative


Mrs. McGuire is a life long Nevada resident and enjoys living and working in the Reno area with her family.   She is known for super friendly customer service and accurate and timely responses to all inquires.  Cydnee helps schedule projects, intakes samples, and coordinates client service needs in all respects.  She is also trained in sample collection and can be seen doing pick-ups in and around the Reno area.  She’s had college education and training in environmental and science fields and has worked for environmental testing labs in the past, prior to joining Silver State Labs – Reno in 2020.  In total, she’s been assisting and working in commercial labs for over 3 years and has 8 years professional client services experience.

Elko, NV

Tom Gilbert Elko Area - Client Services Representative / Lab Analyst


Tom provides full services for our clients in the Elko area from our NDEP Certified Laboratory and well stocked equipment and sampling supply Service Center.   This includes certified testing for short hold time items such as coliforms and full support and coordination of large/detailed sampling and testing programs in conjunction with our major labs in Reno, Las Vegas and Sacramento.  Tom also is fully trained with field sampling and testing equipment and supplies through the Silver State Labs equipment division which includes Enviro-Tech sales and rental, In-Situ brand products and other OEM’s.  Tom is experienced and proficient with client services, sample pick up, shipping and receiving.  Additional services in Elko includes portable test equipment and sampling equipment repairs and certified calibrations which are traceable to NIST.  Tom is a native Northern Nevadan and obtained a BS degree from UNR and also holds an AS in Mining Technology.  Tom spent a major part of his career working and managing mining labs in Northern Nevada and is happy to be residing and working in Elko once again.

Sacramento, CA

Joseph Trapasso III California - Business Unit Leader/Director of Operations


In 2020, Mr. Trapasso was appointed Business Unit Leader for our California Operations – Excelchem Laboratories, Inc.  Joe has full authority and responsibility to serve clients and manage our business and team members within the state of California.  This includes lab operations as well as his historic duties in Client Services – Project Management for all California based clients.  He also has statewide new business development and customer satisfaction responsibilities.  This dynamic position includes business development for the California market, direct sales, marketing, field sampling, client services.  Joe’s recent tenure includes 5 years with Enviro-Tech Services Company and 4 years with Silver State Analytical and Excelchem Laboratories, Inc.

Trapasso is an Army Veteran and, while he was stationed in Washington D.C. and Germany, gained experience in G.I.S. and Logistics.  Joe then discovered a keen interest in the Environmental Industry, where he’s worked now for over 10 years.  He previously performed field related activities for his first 5 years in the industry and managed an environmental equipment and supply company before joining Silver State Analytical.  Mr. Trapasso is an avid sports fan who loves to spend free time golfing, traveling, and learning photography.

JOSHUA COX, Ph.D. Sacramento - Technical Director


Dr. Cox serves as the Sacramento Technical Director (Per NELAC accreditation terms) where his overall responsibilities include laboratory method set up and calibration, staff training, lab operations, and quality control to ensure our client projects are completed on-time, efficiently, and with high quality.  Josh is responsible for accreditation management for all laboratory method certifications.  Josh also applies his technical knowledge to implement and troubleshoot new testing methods, maintain superior quality control systems and provide clients with expert technical consultations.  Josh earned his BS degree from UC Davis in biochemistry and his Ph.D. in pharmacology from UC San Francisco.  Josh has over 15 years for professional experience in science and environmental testing and is committed to working to advance a safe and healthy planet.

Josh enjoys his down time with music and adventure and has strong family ties to the Northern California region.

To Be Announced May 2021 Sacramento - Senior Analyst/QC Officer


TBA serves as QC Officer and Senior Analyst in our Sacramento/Rocklin, CA laboratory.  This includes review and oversight of data validations and set-up, troubleshooting and operation of most test instruments in the laboratory.  Taking great pride in producing and delivering high quality data, on-time that exceeds customer expectations.   TBA is highly skilled in GC/MSD operations and has experience with several other sophisticated instrument sets.  TBA is an expert in VOC analyses with aqueous, soil and air samples and has over 6 years experience with large national testing labs.  He is the go-to team member for getting big tough projects done on-time and with quality results.  TBA holds a BS degree in chemistry with a forensic focus from California State University at Sacramento.

TBA loves all things science and spends time with his local family with deep and long ties to the Sacramento region.

Kate Albertsen Client Services Representative


Kate Albertsen is the friendly voice you hear with personal service in Sacramento.   Kate helps customers schedule projects, coordinate sampling and testing and is the lead analytical report and EDD writer.  Kate has a Bachelor of Arts Degree in Sociology from Sonoma State University.  She has over 10 years of experience in customer service and administration.  Kate is a long time Northern California resident and currently resides in Auburn with her family.  Some of her interests are travel, camping, and assisting in the family vineyard and wine production.

Anaheim, CA

Joseph Trapasso III California - Business Unit Leader/Director of Operations


Mr. Trapasso’s responsibilities include Client Services – Project Management for all California based clients.  He also has statewide new business development and customer satisfaction responsibilities.  This dynamic position includes business development for the California market, direct sales, marketing, field sampling, client services.  Joe’s recent tenure includes 5 years with Enviro-Tech Services Company and 4 years with Silver State Analytical and Excelchem Laboratories, Inc.

Trapasso is an Army Veteran and, while he was stationed in Washington D.C. and Germany, gained experience in G.I.S. and Logistics.  Joe then discovered a keen interest in the Environmental Industry, where he’s worked now for over 10 years.  He previously performed field related activities for his first 5 years in the industry and managed an environmental equipment and supply company before joining Silver State Analytical.  Mr. Trapasso is an avid sports fan who loves to spend free time golfing, traveling, and learning photography.