Licenses and Certificates

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Assigning status to the most reliable partner

Conducting a quarterly audit of the quality of products and production processes in accordance with international standards (for example, conducting tests for the welding strength of the angle, welding temperature), which guarantees you a high standard of quality and durability of windows.

Strict compliance with all conditions necessary for the production and installation of high-quality products.

Certificate of conformity

Continuous development of our specialists in energy efficiency, reliability and comfort with final examination and certification.

Voluntary certification on production of products of appropriate quality.

Quality compliance certificate

Issued to confirm that the object meets the requirements of a specific standard. This confirms the fact that the products are completely safe for health.

The certificate is issued only if all international standards are met.

Hear what our customers are saying

Rated 5 out of 5

“Our barn is better built than we hoped for. We will be able to enjoy many family gatherings and share our pride with others.”

— Wayne & Mitzi Morrison,

Pasadena, Texas

Rated 5 out of 5

“The whole experience was great, from delivery to crew. Loved them all—had fun! Will recommend Stacy Building Co. for sure.”

— Jennifer Bell

Carl Junction, MO

Rated 5 out of 5

“We are absolutely satisfied—100%. We would definitely use you again and highly recommend Stacy Building Co., a ‘Professional’ company.”
⭐ Rated 5 out of 5

John & Lynell Bennet

San Francisco, California

Rated 5 out of 5

“Great company and good craftsmen.”

Amanda Smith

San Francisco, California

Rated 5 out of 5

“The whole experience was great, from delivery to crew. Loved them all—had fun! Will recommend Stacy Building Co. for sure.”

— Jennifer Bell

Carl Junction, MO

Rated 5 out of 5

“Our barn is better built than we hoped for. We will be able to enjoy many family gatherings and share our pride with others.”

— Wayne & Mitzi Morrison,

Pasadena, Texas