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Old Knob and Tube Technology

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Old Knob and Tube TechnologyOld Knob and Tube Technology

Working with the old knob and tube technology to add a circuit without requiring a complete rewire.

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Get In Touch
Chris Caldera

(626) 353-0764

Business Hours:
Monday - Friday 9 AM - 5 PM
Saturday and Sunday: 9 AM - 12 Noon

We are also available for after hours service at an additional cost. CONTACT US Today!
Our Services
What We Do
  • Residential and Commercial electrical work
  • Electrical Troubleshooting
  • Controlling electric costs
  • Remodeling and home rewiring

Contractor's License: 806512

SEE ALL OUR SERVICES
About The Company

Contact Caldera Power Services

Owner Chris Caldera started his career in electric work as a tactical wire operations specialist in the United States Army, serving in Europe during the Cold War. He has taken that experience into the private sector now with over 30 years of know how.

Read Chris's Bio.

Caldera Power Services
Caldera Power Services
5.0
Based on 95 Reviews
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Janet W.
Janet W.
2024-10-27 10:55:13
Caldera Power Service was punctual, provided excellent service, were very friendly and did excellent work. I highly recommend them.
Paul H.
Paul H.
2024-09-14 17:24:21
Couldn't be happier with the service I got from Chris. Thorough, professional, good communicator...he was awesome. And, he didn't try to sell me a bunch of...
Michael W.
Michael W.
2024-09-07 17:39:12
I recently had an electrical service call from Chris, and I couldn't be more satisfied with the experience. From the very beginning, his prompt response was...
Linda H.
Linda H.
2024-06-04 17:49:38
Hired Chris for a couple of different jobs including running wires for a new electrical outlet. Chris is amazing to work with. Very professional, careful,...
Joe B.
Joe B.
2024-04-15 12:46:42
I requested service for a short circuit in my house lights. Chris Caldera was very professional and was able to identify and fix the problem. Recommend...
Stephanie H.
Stephanie H.
2024-03-09 15:58:31
Great, friendly, and fast service. Helped my family out and was responsive and flexible with our schedule and questions! Chris was able to fix our issue...
Carl A.
Carl A.
2023-12-21 19:28:19
Yesterday was Chris' fourth visit to our home since 2018 and he never disappoints. Always so friendly, and his work is always professional. I never have to...
Paul C.
Paul C.
2023-11-20 19:09:33
Chris is outstanding. He is trustworthy, friendly, and fair. He will make sure you are satisfied with his work. I ran into a complex project and he would...
Michael K.
Michael K.
2023-11-20 15:09:04
I needed to upgrade my electrical service. After 5 or 6 electricians never returned my phone calls, I contacted Chris via Yelp. He came over on Friday...
Michael L.
Michael L.
2023-11-15 12:11:14
Very responsive and on time. Offers suggestions as to options from least expensive to most expensive. Definitely will use them again.
Marilyn M.
Marilyn M.
2023-10-21 19:35:11
Chris was on his way to my home right after I called. That was the fastest time getting here that I've ever seen from anyone! I have a Turkish lamp that...
Mark S.
Mark S.
2023-03-03 18:39:27
I hired chris to install a Tesla charger, I changed my mind about the location and chris was more than happy to help with the much harder relocation job....
Jessica N.
Jessica N.
2023-02-16 11:00:12
10/10!! Chris returned my call very promptly for an electrical issue I was having and was able to provide me recommendations over the phone that immediately...
Marlen G.
Marlen G.
2023-01-17 15:48:49
I needed several electrical jobs done around my home and found Caldera Power Services on Yelp. I found comments and feedback comforting and called the...
Harrison N.
Harrison N.
2022-12-21 15:46:57
I previously had a 10-50P receptacle in my garage from previous owner. I use an adapter/converter to a 14-50 for my Tesla. Well, after 4+ years of usage,...
A O.
A O.
2022-12-12 15:35:14
I had outlets in my living room that stopped working. I contacted Chris, and he was able to come out the same day. He was great at explaining the tests...
Joshua W.
Joshua W.
2022-11-28 19:03:52
I had Chris come out to install a NEMA 14-50 in my garage for charging an electric car. Chris got back to me immediately and worked around my schedule for...
Carl A.
Carl A.
2022-11-26 19:47:10
We hired Chris for the third time a few days ago and he did another masterful job. This time he installed for us floodlight security cameras around the...
J J.
J J.
2022-10-13 11:45:45
My LED lights have been flickering now and then for a while and I wanted to find out why/make sure it's nothing serious. Chris came on time and helped me...
Carl A.
Carl A.
2022-09-16 14:06:02
So today we rehired Chris for additional circuit breakers and new outlets. We are so happy we did because I forgot how much of a perfectionist he is. His...
Pam B.
Pam B.
2022-09-14 17:19:11
Chris Caldera and Nico replaced two electrical panels in our older home. It was a big job and we were impressed how organized and neatly they did the work...
William C.
William C.
2022-03-26 18:27:30
All I had to do was to call this guy and he talked to me through a difficult wiring issue I had in my kitchen, @ no charge. Great job Chris! Thanks!
Jeff B.
Jeff B.
2021-08-27 17:41:56
Chris was very prompt, very courteous, professional, and helpful. He diagnosed my problem quickly and repaired it on the spot. He went beyond this, however....
Carrie H.
Carrie H.
2021-08-20 00:21:34
Outstanding job installing an antique chandelier and an electric vehicle charger. Good attention to detail; kind, clean and the entire workspace was...
Cornelius S.
Cornelius S.
2021-05-10 19:58:08
Showed up on time with mask. Very personable and friendly. Knowledgeable, efficient, professional and a pleasure to have found him. Great feeling to have...
Yvette D.
Yvette D.
2021-03-28 18:07:53
Chris came highly recommended by someone who gives me great referrals. He did not disappoint! Chris was on time , professional, trustworthy, knowledgeable,...
Amy R.
Amy R.
2021-01-06 09:48:02
We had accumulated several small electrical jobs at our house that needed to be addressed. We were glad that Chris was willing to help us with them. I spoke...
James H.
James H.
2020-12-04 17:14:14
I have used Caldera Power Services for two major electrical jobs in my home: adding a 240v line for my EV charger and an electrical panel replacement. From...
Haig G.
Haig G.
2020-11-18 13:16:14
Chris helped us install a hidden outlet behind our TV for a much cleaner installation. He advised us of all the possible things we could run into during...
James M.
James M.
2020-10-23 19:53:51
Very honest and professional. Showed up as promised, worked hard to install 4 new outlets around an old house in some very challenging locations. Did a...
Don S.
Don S.
2020-10-13 22:23:59
Showed up on time and went to work without delay. The old attic fan was removed and new one installed. Mask was worn and invoice was sent electronically....
Trina M.
Trina M.
2020-09-29 09:57:49
My husband is a retired electrician who is very particular about how jobs are done. He was very happy with the way Chris planned and carried out the job of...
Deni S.
Deni S.
2020-09-14 11:17:58
He showed up on time, was polite and friendly. Replaced my ceiling fan in about an hour. Liked the service so much, I tiped him.
Kurtis M.
Kurtis M.
2020-08-24 20:06:01
Chris showed up on time. Went right to work did a fine job of removing an old attic fan and installing a new one. It was a 20 ft climb into the attic.
Shaun T.
Shaun T.
2020-08-17 09:57:02
Chris was, us usual, on time and on his game. Had everything straightened out and back in working order in no time, despite being called on short notice....
Bethany C.
Bethany C.
2020-05-16 22:41:02
Chris transformed our dark, uninviting garage into a garage flooded with convenient light! And he also did it under a time crunch. My husband and I are...
Claude M.
Claude M.
2020-02-11 11:36:00
I am not a frequent Yelp reviewer but when you are so lucky to have found someone as great as Chris, it's worth sharing. I was so lucky to have connected...
Jack J.
Jack J.
2019-11-19 11:40:21
Chris is an amazing master of his trade! He was very kind, professional, and reasonably priced. He laid out my options and did not try to up sell me in any....
Dan Y.
Dan Y.
2019-08-21 10:19:56
Chris is GREAT!!! He knows his stuff about electrical wiring. I would give him 10+ stars if I could. I tried 2 other electricians thru YELP and they...
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