National Inspection Testing and Certification Corporation
HVAC contractor in Los Angeles, CA 90020
About this company
National Inspection Testing and Certification Corporation is listed as an HVAC contractor at 501 Shatto Pl Ste 201 in Los Angeles, California, in Los Angeles County. It is one of 3 HVAC companies in ZIP 90020.
Other HVAC companies nearby
Kca International3000 W 6th St Ste 200, Los Angeles
0.2 mi(213) 251-0354
Proper HVAC635 S Hobart Blvd, Los Angeles
0.9 mi(323) 285-1305
Air Control Technologies Inc2744 W Temple St, Los Angeles
0.9 mi(213) 387-6022
Air Conditioning & Heating Services556 N Westmoreland Ave 2, Los Angeles
1.1 mi(310) 925-9727
Air And Duct eCleaning527 S Wilton Pl, Los Angeles
1.3 mi(424) 202-2637
Housing market around ZIP 90020
Figures describe the local area, not this company.
Typical home value$667,000−5.1% past year · +26% in 10 years
Typical rent$1,926−0.9% past year
12-month value outlook+0.8%Roughly flat
New homes permitted, 202522,250Los Angeles County
Days to sale agreement26Los Angeles metro · 28 a year ago
Listings with a price cut24.4%Los Angeles metro
Sale price vs list99.9%Los Angeles metro
New construction sales217Los Angeles metro, Aug · +5% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Los Angeles County permitted 22,250 new homes in 2025, including 10,633 apartment units. 9% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.