State-Licensed A/C Contractor · FL #CAC1822446 (Certified — statewide)Keystone Critical Systems & Advisors LLC is a Florida-licensed air-conditioning and HVAC contractor (DBPR license CAC1822446). This Certified Air Conditioning Contractor license, active since 2023, authorizes the firm to perform heating, ventilation, and air-conditioning work throughout the entire state of Florida, unlike a Registered license which is limited to a specific local jurisdiction. Based in North Palm Beach, Palm Beach County, the company provides services to Florida homeowners and property owners seeking a state-licensed contractor for their A/C or heating needs.
| License | CAC1822446 (certified air conditioning contractor) |
|---|---|
| First issued | July 19, 2023 |
| Status on November 9, 2026 | Active, expires August 31, 2028 |
| CE courses on file | 18 (28 hours) |
| Hours, Sep 2024 – Aug 2026 cycle | 14 |
| Board discipline reports, July 2021 – Nov 2026 | None listed |
| Google rating (Sep 2026) | 4.6 from 22 reviews |
| Hours listed on Google | Mon–Sun open 24 hours |
| Website | keystonecsa.com |
| Google Maps | View listing |
indoor air quality and ventilationenergy efficiency and the Florida energy codeHVAC system design and duct distributionwind mitigation and hurricane requirements
Sources: Florida DBPR licensee roster and continuing-education course file, downloaded November 9, 2026; CILB discipline reports; Google Maps listing data, September 2026. Florida requires at least 14 hours of continuing education for each two-year renewal (F.S. 489.115). Verify this license at MyFloridaLicense.com.
Compare all 4 state-licensed air conditioning contractors in North Palm Beach, with their training records, board discipline reports and Google ratings.
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