Independently Rated Highest in Quality
N i n t h
Consecutive Year
Originally Earned:
January 2009
We declare that Chasov Electrical, Voice & Data HAS QUALIFIED for and continues to meet the Ongoing Research and Rating Requirements for Diamond Certified® status.
Certificate #1486
(415) 742-1984

Chasov Electrical, Voice & Data provides a wide range of electrical services for residential and commercial clients throughout San Francisco. The company’s work extends to service upgrades; electrical systems; lighting controls and LED lighting solutions; pre-wiring for solar panels and electric cars; telephone and cable networks; home theater, sound, CCTV and intercom systems; and more. It also handles small jobs, performs service calls, and rewires Victorian-era houses by using cutting-edge technological and eco-conscious systems that can be seamlessly integrated in any style.

Owner Michael Chasov has many years of experience in the electrical contracting industry. He and his staff members immigrated to the United States from Russia, and most of them hold electrical engineering degrees. “Our extensive industry knowledge not only allows us to perform a variety of electrical tasks, but also to act as a guide for our clients, provide them with options and help them make the right choices for their properties,” says Mr. Chasov.

Company Philosophy

“Our primary focus is keeping our clients happy from the beginning of their projects to the end. We show up on time, give constant progress updates and honor our estimates. We want to gain customers for life, so if there’s anything they’re unhappy with, we’ll make it right.”

Serving San Francisco and Marin County including Sunset District, Richmond District, Mission District, Tenderloin, Nob Hill and Pacific Heights.

Residential & Small Commercial
Home Theatre Systems
Intercom Systems
Low Voltage

Comparative Summary

Electrical contractors are always looking for ways to differentiate themselves from their competition, and those that have earned the prestigious Diamond Certified award are already several steps ahead. In addition to its “Highest in Quality” status, Chasov Electrical, Voice & Data sets itself apart by offering its clients a unique package of services that most companies aren...

Frequently Asked Questions

Q: How expensive is electrical work?
A: "It can be expensive, but it’s definitely beneficial to invest in a good electrical system. We’ll lay out the pros and cons of upgrading your electrical system in terms of safety, feasibility and cost. An electrical remodel can add as much va...
Q: Will you help me choose the right lighting for my home?
A: "We can guide you through this process or refer you to a professional lighting designer. We’ll start by asking what kind of lighting you’re looking for—many customers are surprised that so many lights exist! Then we’ll help you make a decisio...
Q: Is it possible to switch my two-prong outlets to three-prong outlets?
A: "Very few appliances require three-prong outlets, so you only need to upgrade the ones that require grounding, such as computers and anything with a motor. In most cases, we need to rewire the outlet in order to ground it, so we usually advis...

Industry Info

Reduce your energy bill and help the environment with LED lighting.
As environmental awareness and responsibility have increased in recent years, so too has the desire to reduce energy consumption in new ways. A leading fixture in this movement is LED (light emitting diode) lighting, which is an alternative to...
Findings based on statistically reliable research from 218 surveys

Customer Satisfaction

Survey Question: On a scale of 1 to 10 how satisfied were you with the quality you received?
Chart.

Company Credentials

Workers Compensation
Liability Insurance
License Verification
Business Practices
Current Complaint File

Customer Loyalty

Survey Question: If you needed this product or service in the future, would you use this company again?
Chart.
99%
n = 218

Diamond Certified Qualification

Based on 218 customer surveys, we declare
Chasov Electrical, Voice & Data
has passed all rating steps and has earned
The Diamond Certified Award
No. 1486
Continuously qualified since January 2009.
David Pak
Director of Ratings Research
American Ratings Corporation

Verbatim Survey Responses From Only Verified Customers

Jackson B. Verified Customer Name
"They were timely, responsive, and they did the job as described. Michael, the owner, is personable and knowledgeable. He's way beyond a '10'."
Research conducted by American Ratings Corporation. Ratings Methodology

Company Capabilities Table

Chasov Electrical, Voice & Data
(415) 742-1984
(415) 661-3528 fax
DCID4156827582

Mon – Fri: 8am – 5pm
Weekends: By Appointment Only

Serving San Francisco and Marin County including Sunset District, Richmond District, Mission District, Tenderloin, Nob Hill and Pacific Heights.

Michael Chasov, Owner
21
4
785830
Liability Insurance, Workers' Compensation
2000
Residential & Small Commercial, Home Theatre Systems, Intercom Systems, Low Voltage
200
Residential and Light Commercial

Survey Responses For

Chasov Electrical, Voice & Data

Chasov Electrical, Voice & Data: Average 9.2 out of 10 based on 218 unique customer surveys of customer satisfaction.
Jackson B. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I would say to use them if you want to give your business to a local, professional, customer-oriented, and honest company."

"They were timely, responsive, and they did the job as described. Michael, the owner, is personable and knowledgeable. He's way beyond a '10'."

Brad R. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They were efficient in putting their work together."

"The service people were friendly."

Gilbert C. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They did excellent work, they were reliable, and I felt their price was a good value."

"The quality of the work"

Jeffrey G. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They're very efficient, competent, and honest."

"They get the job done quickly and properly."

Elizabeth J. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"He is incredibly professional, and he really knows his stuff. You can count on him to do the job right."

"I had a very complicated installation for my front door, and they just stayed with it until they solved it. They even brought in a manufacturer's expert."

Joseph M. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"He and his guys are probably some of the best electricians that I have ever seen, very efficient, cost effective, and knowledgeable."

"The quality of the work is very high, and their knowledge."

Joshua B. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Good company"

"They got the job done."

Karen C. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Michael Chasov is communicative with in his explanations, and very dependable. I have confidence in the work his company does."

"The problem was diagnosed correctly and fixed in a timely manner. They were prepared to do the work, and everything got done."

Kelly R. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Alex is awesome."

"They are practical, they work through the issues, and they are creative with their solutions."

Marsha M. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Outstanding customer service"

"Quick response time"

Madison S. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They come on time, they know what they are doing, and they do it well. They don't gouge, either."

"They knew what they were doing"

Jack L. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"He does a great job. He does it expeditiously."

"He fixed our problems. We were really satisfied. "

Lily A. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They listen. They give you great advice if they can't do the work. I found it very enjoyable. I thought the owner was very courteous and nice. For senior citizens that is a real plus-plus."

"They were fabulous. I think they listen to what you want and then they reiterate it to make sure they understand what you want to have done. It went very smoothly."

George G. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Seamless"

"It got done without my even knowing it was getting done."

Karen K. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I would recommend him. My neighbor referred us to him."

"Basically, I respected that Michael was involved. He wasn't just trying to do it for the money. I asked whether everything had to be replaced, and he said some things didn't need to be replaced. Someone who just wanted to make money would have told me to replace everything. He's honest. It was fine. He was very accommodating with the schedule. I didn't have to wait a long time for him to come and do the work. He got a part very quickly instead of making me wait."

Karen W. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I have been using them for years. I have found them very reliable, friendly, and very professional."

"They come out and get the job done. I was very happy with their work."

K.R. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They did a very good, professional job. They were very accommodating and very fast. I would recommend them quite strongly."

"The ease of communication with email was great. The experience was smooth and on time. The service was perfect in my book. "

Zoe W. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I would say that are very neat and very knowledgeable. They communicate well. You get what you pay for. "

"The quality of the work"

Natalie Z. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"It was great."

"They knew what they were doing. They were punctual and not overpriced. It was perfect."

Ray W. Verified Chasov Electrical, Voice & Data Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Dependable, quality work, and good customer service"

"Their quality, they are excellent. "