How Woolsey Insulation San Diego Was Born in San Diego
When the Kingswell family asked Glenn Hartley to bring Woolsey Attic Insulation to San Diego, he didn’t see it as opening another branch. He saw it as fixing something that had bothered him for years about this city’s insulation market. San Diego has a strange problem. We live in one of the mildest climates in the country, yet homeowners here pay some of the highest energy bills in California. Attics baked by inland heat in El Cajon and Poway. Coastal homes in Encinitas and Coronado losing conditioned air through ceilings that were never properly sealed. And too many insulation contractors treating every job like a quick blow-and-go, no air sealing, no honesty about what the homeowner actually needed.
Glenn took the job because he believed San Diego deserved better. Not a franchise formula dropped into a new zip code, but a local team that understood this city’s specific mix of coastal moisture and inland heat. The branch opened with a simple mandate: work to the Kingswell Guarantee, hire people who lived here, and treat every attic like it belonged to a neighbor. That was the whole plan. It still is.
Glenn Hartley’s Personal Connection to the Insulation Trade
Glenn Hartley has spent more than a decade in attics, and he’ll tell you the work gets under your skin in ways most people don’t expect. You remember the first crawlspace you entered on a July afternoon in a San Diego inland neighborhood, the air so heavy you could taste the heat, the old fiberglass batts gray with dust and sagging away from the joists. You remember the homeowner who told you her upstairs bedrooms had been unusable every summer for six years, and you remember what it felt like to hand her a written price before touching anything, then come back and see her thermostat finally holding at 76.
What keeps Glenn in this trade isn’t the technical side, though he knows it cold. It’s the moment a customer opens their first post-installation energy bill and calls to say the difference is real. That’s personal. It’s the reason he walks job sites himself, why he still climbs the ladder to check the work, why he’d rather lose a bid than recommend insulation a home doesn’t need. If he weren’t doing this, he’d probably be building something with his hands anyway. The trade chose him as much as he chose it.
Meet Glenn Hartley – The Person Behind Every Job
Glenn Hartley is the Owner & Founder of this San Diego branch of Woolsey Attic Insulation. He leads the local team, oversees every estimate, and personally checks the work that goes into San Diego attics. Glenn came up through the trades the old way: learning air sealing and insulation installation on real job sites, asking questions until he understood why a house loses heat the way it does, then teaching what he learned to the people he works with. He’s the kind of operator who keeps a moisture meter in the truck and actually uses it.
Away from the attic, Glenn is a creature of routine: an early morning cup of coffee before the phone rings, a Sunday spent grilling when the weather cooperates. He treats his word like a contract. When he tells a customer the crew will show up in the window they were given, he means it personally. That consistency, more than any credential, is what he wants San Diego homeowners to know about him.
Our Promise to San Diego Homeowners
Every job we do in San Diego works to the same four promises, and we put them in writing before anything else happens. The price is written down before any work starts. You get a real arrival window, not a four-hour shrug. The crew leaves the place cleaner than they found it, tarps down and vacuum out. And the work is covered by a written guarantee: if a repair fails inside the guarantee period, we come back and fix it at no charge.
These aren’t slogans. They’re the Kingswell Way, and they exist because homeowners have been let down by people who promised everything and wrote nothing. Glenn’s been on the receiving end of those calls. He built this branch so San Diego homeowners would have a company that answers, shows up, and stands behind what it does.
Our Credentials
- State-licensed and insured. Every pro working under our name is required to hold the license and insurance their state requires.
- Insured and bonded. That means you’re protected if something goes wrong on your property.
- Written guarantee. Every job gets a written guarantee through The Kingswell Guarantee. If a repair fails inside the guarantee period, we come back and fix it at no charge.
- Local knowledge. We work in San Diego attics every week. We know how coastal air affects insulation in Imperial Beach and how inland heat changes what a Bonita home needs. This experience shapes every recommendation we make, not just a generic checklist.
Why does any of this matter when you’re choosing an insulation company? Because the person in your attic has access to your home. Licensing and insurance mean you’re not taking a risk on a stranger. The written guarantee means the company has a reason to do the job right the first time. And local knowledge means the quote you get reflects San Diego reality, not a one-size-fits-all national average.
Rooted in San Diego
We’re a San Diego branch, connected to the Kingswell family through Woolsey Attic Insulation, but the boots on the ground here are local. We work the neighborhoods from La Mesa to Solana Beach, from National City up through Rancho San Diego. When you see one of our trucks in Lemon Grove or Poway, that’s a neighbor, someone who knows these streets because they drive them every day.
Kingswell doesn’t pretend to be from every town. Each location is an independent local business that agreed to work to the Kingswell Guarantee. Our San Diego team agreed because we live here, because we work here, and because this city deserves insulation work done with honesty and care.
Written by Glenn Hartley, Owner at Woolsey Insulation San Diego, serving San Diego and surrounding communities.