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Mike Smith, President, CEO

Mike began working at Emergency Power Services Company part-time in 1981 during high school and full-time during summer breaks as a wireman, constructing and troubleshooting engine control panels. He rapidly progressed to drafting and ultimately achieved proficiency in system design. In 1988 Mike earned his Bachelor of Science in Electrical Engineering Technology and returned to EPSCO as the General Manger.

During the next 12 years, he gained a vast amount of experience in the critical power industry, including training and factory certifications from eight prestigious manufacturers. With this knowledge, he built EPSCO into an industry-leading 3rd party service company. In 1999, Mike became President of EPSCO and led the company in focusing on achieving the highest level of customer satisfaction.

After more than 35 years, he is recognized as an industry expert in the design and operation of critical power systems. Today, he primarily focuses on the electrical engineering design and rebuild of data centers, supplying critical power products and project commissioning, yet still remains involved in the day-to-day service of customer equipment. Mike’s love of solving critical power problems has him positioned as a nationally recognized consultant dealing with power quality issues created by today's critical load technology.


When not at work, Mike enjoys camping, SCUBA diving, and riding motorcycles with his family. 

John Snodgrass, National Service Manager & Lead Power Systems Technician, CTO

John served four years in the U.S. Navy as an Interior Communications Electrician, where his specialties included the installation and inspection of dry cell and storage batteries, wet cell battery recharging, gyro compass equipment and interior communications testing.  John continued his education focusing on low-voltage systems, security and fire alarm systems as well as CCTV/Intercom enhancement. He has also trained extensively with manufacturers, earning several factory certifications. This combined with over 15 years of experience in the UPS and critical power field makes John an invaluable asset to Emergency Power Services Company. 

When not at work, John spends time with his family and Rhodesian Ridgebacks.  He can be found riding motorcycles, camping, enjoying his Jeep off-road and at numerous dog shows. John is also very active with Rhodesian Ridgeback dog rescue programs.

Yvette Lambert, Office Manager, CFO

Yvette began her career with Emergency Power Services Company in December 2000. From day one she has been eager to learn any and all knowledge of the critical power systems industry. Yvette is a firm believer in the power of stellar customer service and has remained true to the EPSCO mission of providing the best service available to all of our customers who have entrusted us with their power needs on a 7 x 24 basis. Yvette has watched EPSCO grow from a Rocky Mountain Region service group into a nationwide critical power provider and full turnkey maintenance company.

As the backbone of the operation, Yvette has made it her duty to keep the business structure strong and prevalent. It has been an ongoing passion of Yvette's to continue her education in an effort to enhance her knowledge of the ever changing business world.

Yvette was born in Denver, Colorado in 1975 and was joined by her best friend/husband, Van, in 2004. Yvette is also a wonderful and dedicated mother of two children, Elijah and Jozlynn.

Sandra Leach, Service Coordinator

Sandra began working in the construction industry as a branch administrator in 2005 performing administrative support, legal documentation and customer account management.  She later advanced her career in the power generation industry as a service coordinator.  Her attention to detail proved instrumental in scheduling field service technicians, end-user coordination, and providing support to technicians.  During this time Sandra obtained her GE Waukesha Engine Systems Manager and Certified Technician certificates which enabled her to not only understand how to logistically schedule jobs, but also enabled her to provide details and insight on Power Generation to customers. 

She has now expanded into the UPS industry and is very excited to broaden her knowledge base as well as provide exceptional customer support in all aspects of the UPS field.

Sandra enjoys spending time with her family and riding her 2002 Indian Scout.

Corey Miller, Battery Technician Specialist

Corey possesses over 8 years' experience in the UPS and Telecom battery field. Corey graduated from the Electrical Pre-Apprentice in South Dakota with an emphasis in basic and advanced electrical theory. After serving 1200 hours of residential and commercial electrical work, he was promoted and appointed foreman. Corey was responsible for running a 5 person crew overseeing the workmanship and safety practices of the project.  Corey has grown leaps and bounds over the last 8 years and proving to be a very valuable and dedicated employee and an outstanding lead technician.

Van Lambert, Generator Service Technician

Van grew up in Louisiana and spent much of his early career working at the family service station where he was promoted and eventually managed the U-Haul division.  Through hard work and dedication Van led his teams to receive national industry honors as one of the top 100 dealers in the US. Van went on to own and operate his own small trucking company before taking on the role of diesel service mechanic in 2000.  During the next decade, he fine-tuned his mechanical skills, moved to Colorado, and again worked as a manager in the trucking industry. Van joined the Emergency Power Services team in 2016 and not only brings engine generator service knowledge, but also a desire to learn and develop the team’s mechanical line.

In his free time, Van enjoys spending time with his wife, Yvette, and their two wonderful children, Elijah and Jozlynn.

John Smith, Founder (Retired)

John was born in Birmingham, England in 1937 and at the age of 13, attended Handsworth Technical School concentrating on Electrical Engineering studies. 


At 15, he was hired as an indentured apprentice for General Electric where he honed skills in design, manufacturing and fabrication practices while continuing his technical studies. John was 18 when he volunteered for service in the Royal Naval Reserve and served as an electrical mechanic.  After three years, he was drafted into the Royal Navy where he was promoted to Lead Electrical Mechanic.  In 1972, John and his family relocated to the United States and settled in Denver, Colorado where he ultimately started his own company in 1976 as a manufacturer's representative selling emergency electrical power generation equipment.  This became the springboard for launching Emergency Power Services Company in 1978.


John has over 43 years experience in the manufacturing and distribution of medium and low voltage switchgear in the critical power industry, as well as a multitude of related products and services. 

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