Our Story.
Yellow Hats is a leading developer of A-grade commercial, industrial and residential projects in USA. Since its foundation the company has doubled its turnover year on year, with its staff numbers swelling accordingly. Today Yellow Hats has over 4,000 professionals on its payroll. The company is active in Middle East, CIS and Europe.
Always Available
all construction sites open for visitors, with 24/7 video.
Qualified Agents
A team of specialists capable of maximizing the result.
Fair Prices
you can be 100% sure that it will be delivered right on time.
Best Offers
all of the operations being transparent and clear for clients.
Our Services.
Yellow Hats is a leading developer of A-grade commercial, industrial and residential
projects in USA. Since its foundation the company has doubled its turnover year on
year, with its staff numbers swelling accordingly.
01Technology
02100% Unit Checks
03Global Material Sourcing
04Quality
05Availability
06Leadership
Our Projects.
Our Team.








Projects Completed
Workers Employed
Awards Won
Happy Customers
Testimonials.

They are very professional in their business dealings and render excellent support, both with their timely delivery and offering best possible commercial terms. We are very happy in having associated with Sierra Cables and have no hesitation in recommending their products and services which is of international standards.
We trust that the above are in order and if you have any queries please do not hesitate to contact the undersigned.

We are pleasure to recommended, we have been using Sierra Cables for our low voltage projects extensively for the past years. The manufacturer has supplied the cables to meet required standards stipulated by the clients in their specifications. We have never had any complaints about Sierra cables we laid in many projects. Our field staff also finds handling of Sierra cables is rather convenient, especially with the main and sub-main cables. Hence we do not hesitate to recommend Sierra LV cables for any prospective client. We hope this information will make to decide the right decision on the cables of Sierra.

We have been purchasing products from Sierra Cables PLC for over ten years and always received best quality products at a competitive price. We have had a strong and positive relationship and we are confident that the products they are providing us is first rate and have given us the excellent service with timely delivery without compromising the quality.
It is with much confidence that I offer this letter of recommendation for the products by Sierra Cables which anybody with no doubt can use them for the industry market, manufacturing, etc.

This is to inform you that the cables supplied for the above project is for our total satisfaction. It conforms with the required quality and satisfied with the performance of the cables. The delivery of the cables on time and we satisfied with the packing of the cables as well. we thank you for the extended service given to us.

Sierra Cables has been providing us an excellent service in terms of quality and delivery of material. We have no hesitation to recommend Sierra Cables to any potential buyer and wish them success in their future endeavors.

On the request of M/s Sierra Cables PLC, wishes to place on record that Sierra Cables PLC has been supplying Power and Control cables for over ten years. We, as a purchaser of the products of Sierra Cables PLC wish to state that their products, services, reliability, field performance and the quality of the products have been in a very satisfactory level and we have no hesitation in recommending the products of Sierra Cables PLC. We understand them as a progressive and rapidly growth company in Sri Lanka and take this opportunity to congratulate them for their achievements.

We are very much satisfied with the quality of their products which meet the specifications / requirements of our clients. In addition, we highly rate their service viz., delivery of goods, responding to our requests, flexibility in payment terms etc.