Walden Technical Services,inc.
Panel upgrade electrician based in Lagrange Park.
- License active
9 jobs on Chicago permits, 2022 to 2025: 8 panel upgrades, 1 EV charger installation. 196th most panel upgrade permits of 460 contractors in Chicago.
What the public records show
From the city's license records and the city's permits, one question at a time.
| Question | Records show | Mark |
|---|---|---|
| Licensed? | License ECC95270, active in the city's records on Oct 2, 2026Electrical Contractor (General)We found this license by the business name. No other active license has that name. | Checks out |
| Jobs on record | 9 jobs on Chicago permits, 2022 to 2025: 8 panel upgrades, 1 EV charger installationThey are based in Lagrange Park. Work outside Chicago is not in these records.196th most panel upgrade permits of 460 contractors in Chicago. That counts jobs, not quality.Our Chicago permit records cover September 2021 to September 2026. |
Records: the city Department of Buildings and City of Chicago permits.
Cost and timing
All panel upgrade jobs in Chicago: $2,400 to $8,000
Half of 9,692 city permits list an amount in this range. Permit amounts are often lower than what you pay.
- Panel upgrades in Chicago: $2,500 to $9,000 (5,183 permits)
How to read this range
Contractors write a job value on the permit form, and the city uses it to set the permit fee. It is not the contract price, and it is often lower than what you pay. A quarter of the permits list less than this range, and a quarter list more. Use it to see if a quote is in the normal range.
Permit value (not a price)
Their typical permit lists $4,000 (half list more, half less)
That is the figure written on the permit form, which can be far from what you pay. What panel upgrade jobs cost in Chicago.
Get 2 or 3 written quotes.
Permit wait
Across Chicago, panel upgrade permits usually take same day to be issued
Track record
Jobs per quarter
Jobs by kind of work
Latest jobs
Permit values are what the contractor wrote on the permit form, not what the owner paid.
| Date | Work | On the permit form |
|---|---|---|
| Dec 2, 2025 | Panel upgradeLine voltage electrical work | $4,000 |
| Nov 1, 2022 | Panel upgradeChange of electric contractor | not stated |
| Oct 12, 2022 | Panel upgradeRestore vandalized electric to original condition | $6,000 |
| Aug 2, 2022 | Panel upgradeUpgrade existing 100amp service to 200amp | $3,000 |
| Aug 2, 2022 | EV chargerUpgrade existing 100amp service to 200amp | $3,000 |
| Jun 30, 2022 | Panel upgradeUgrade service from 100 amp, 3 meter, to 200amp, 4 meter | $4,500 |
| May 24, 2022 | Panel upgradeInstall new 100amp service, 3 meters with shut off switches, install three new breaker panels,… | $3,000 |
| May 12, 2022 | Panel upgradeInstall new 100a service with 3 meter sockets, 2 dwelling units and public, 3 breaker panels, and… | $4,500 |
| Jan 29, 2022 | Panel upgradeVerify meter socket upgrade (from 2 gang to 3 gang) has been installed correctly | $1,000 |
What to ask before you hire
About Walden Technical Services,inc.
- Ask what the warranty covers and for how long, in writing.
- Search their name on the Better Business Bureau site, and read their reviews.
Worth asking any panel upgrade electrician
- Can you show me proof of liability insurance and your bond?
- What size panel, and does the utility need to change the service to my house?
- Who arranges the power shutoff with the utility?
- Who pulls the permit, and who meets the inspector?
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Your job room keeps the request, your photos and every reply in one place, with an assistant that checks prices against city permits. Keep its link: it is the key to your job.
Open your job roomMore panel upgrade electricians
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- Steven F. White
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See all 460 panel upgrade electricians in Chicago, ranked by jobs
Run this business? Claim this page to get requests by email and reply to homeowners here.