Who We Are

Premises Systems engineers, configures, and maintains multi-site VoIP systems within mid to large size businesses and organizations. By integrating wired and wireless Ethernet communications, internet connectivity, mobile devices, network security services, and VoIP integration services into a single, manageable package, we help our clients simplify their business’ communication systems while saving money.

Premises Systems’ goal is to provide unmatched customer service and solutions for all of our clients. We have achieved 95%+ customer retention for seven consecutive years and have an excellent reputation as a VoIP integration firm.

Our company has field engineers and offices in Walled Lake, Michigan and Cleveland, Ohio. Premises Systems’ affiliated companies offer physical security technology, including surveillance cameras, card access, cabling services, paging, and infrastructure integration. To learn more about what we do, take a look at our products and services. We have designed, installed, and implemented ShoreTel VoIP integration systems in 44 states, 3 provinces, and 3 countries.



David Jasinski is the Chief Information Officer (CIO) at Premises Systems. He is responsible for the Business Development and Technology Delivery groups.

David’s information technology career spans 30 years, holding executive roles at local prominent organizations. He has extensive experience in computer architecture, communication networks, infrastructure management, telecommunications, hardware, and software systems. His philosophy is to provide quality, reliable, appropriate, and cost-effective technology solutions to all customers. He understands the business and knows that, above all else, the key to a successful business is customer satisfaction.

Mr. Jasinski discovered ShoreTel in 2001 while reviewing VoIP solutions for a client. David quickly realized that ShoreTel’s “high functionality without complexity” structure was truly a novel solution for mid- to large-market organizations. He soon after obtained a ShoreTel endorsement, and since 2002, Premises Systems has successfully implemented numerous ShoreTel systems. Since that time, Dave has completed certifications in CCNA, Adtran ASP, Advanced Sales, Design Installer, Advanced Engineering, Contact Center Sales, and Contact Center Install & Maintenance.

Dave’s favorite quote is: “Far and away the best prize that life offers is the chance to work hard at work worth doing,” credited to Theodore Roosevelt. In his spare time, he enjoys woodworking at home and spending time with his family.


Brad Fledderjohn is the Director of Engineering at Premises Systems. He directs and oversees the day-to-day activities of the engineering group.

Since his career began in 1997, he has held several key positions at local companies. He has advanced skills in customer service, network management, and IP infrastructure design. He holds the following certifications: CCNA, Adtran ATSP, Design Installer, Advanced engineering, and Contact Center Install and Maintenance for ShoreTel.

Brad’s favorite quote is: “Do or do not. There is no try,” attributed by Yoda. When he isn’t glued to a computer screen, he spends time coaching his son’s baseball team, watching his daughter play basketball, and sharpening his ping-pong game.


Monica Sikora is the Customer Relations Manager at Premises Systems. She is responsible for Account Management, Marketing Development and Customer Training.

Monica has extensive training in telecommunications, project management, sales, and marketing. Monica’s focus will be 100% customer satisfaction and growth of the Premises Systems brand. Monica’s favorite inspirational quote “The difference between a successful person and others is not a lack of strength, not a lack of knowledge, but rather a lack of will.” – Vince Lombardi. She enjoys spending time with her family, working out, hiking and crafting.