Armstrong Air & Electric of Jacksonville, Florida is expanding into St. Johns County and the greater Jacksonville area, announcing three dedicated hires to lead the expansion. Amy O'Grady joined as business development manager, Nick Caruk will serve as division manager, and Amanda Whitehead will support office operations and customer experience. The three-person expansion team signals that Armstrong is treating St. Johns County as a serious, dedicated market investment rather than a casual geographic extension.
Committing three dedicated hires to a market expansion before the revenue is there to support them is a deliberate choice that reveals Armstrong's confidence in the opportunity. A company that expands by simply asking its existing technicians to service calls in a new area is doing geographic reach. A company that hires a dedicated business development manager, division manager, and operations coordinator for the new territory is building a new market — with the infrastructure to grow it properly.
Why St. Johns County Is One of Florida's Best HVAC Growth Markets
St. Johns County is one of the fastest-growing counties in Florida — and in the entire United States. Located immediately south of Jacksonville across the St. Johns River, the county encompasses communities including St. Augustine, Ponte Vedra Beach, Nocatee, and Julington Creek — a geography that combines Florida's oldest city with some of the state's most active new residential development.
• Population explosion: Nocatee, one of the largest master-planned communities in the US, has driven extraordinary residential growth in St. Johns County. The community has added thousands of new residents annually for over a decade, with more planned phases still in development.
• High household income: St. Johns County has one of the highest median household incomes in Florida, creating a customer base with the financial capacity for premium equipment, extended warranty programmes, and service membership plans.
• Year-round HVAC demand: Florida's climate creates genuine year-round HVAC demand — not just summer cooling but spring and fall dehumidification and some winter heating demand from the newer heat pump equipment that predominates in newer construction.
• New construction HVAC: The continuous new residential construction in Nocatee and surrounding communities generates installation work alongside the service and replacement market that develops as systems age.
Armstrong Air & Electric's St. Johns County expansion with three dedicated hires — business development manager Amy O'Grady, division manager Nick Caruk, and operations and customer experience coordinator Amanda Whitehead — targets one of Florida's fastest-growing counties, driven by Nocatee's master-planned community development, high household incomes, and continuous new residential construction.
The Jacksonville Market Context
Armstrong Air & Electric operates in one of Florida's most competitive residential HVAC markets. Jacksonville is the largest city by land area in the continental United States and one of the fastest-growing Florida metros — a combination that creates extensive market geography and significant ongoing demand from both new construction and the service and replacement of an expanding installed base. Expanding from Jacksonville proper into adjacent St. Johns County is the natural next step for a company that has established market position in its home market and is ready to build adjacent coverage.
Frequently Asked Questions
What is Armstrong Air & Electric?
Armstrong Air & Electric is a Jacksonville, Florida residential HVAC and electrical services company expanding into St. Johns County and the greater Jacksonville area in May 2026, hiring dedicated business development, division management, and operations and customer experience staff to lead the expansion.
Why is St. Johns County attractive for HVAC expansion?
St. Johns County is one of the fastest-growing counties in the US, home to Nocatee (one of the largest master-planned communities in America), with high household incomes, year-round HVAC demand, and continuous residential construction generating both installation and service revenue.
