949 w 13th ave apache junction AZ 85220 US

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And Remodels

Prices vary according to location, material and other factors please call Richard today for an Estimate 

tel 1-480-319-5890

Permit & plans 

Check your City to see if you need a permit​

Customer Testimonials

We offer a wide range of full-scope architectural, interior design, and environmental planning services that can be customized to meet your needs. Our team works directly with your team to come to the best solution for your home, business, or commercial needs.

decks & Patio covers

Each and every one of our construction projects is carefully and professionally designed​ using your specification and the local building codes. 

Owner: Richard Simeonoff

If you're looking to add on a room to your home or office, our designers and space planners are here to help you every step of the way.

Design Build Contractor

General Contractor

Residential & Commercial 

KB-2 Roc# 236796

Experience counts

over 25 years 

Construction experience

Renovation and preservation projects are are done with care and concern for architectural and structural integrity as well as beauty and function.

family Owned and operated in Arizona 

​since January 2005 NEW construction homes garage addition room additions

Construction management  building alterations carpentry services RSJ Construction LLC renovations home additions new construction ​

arpentry services General Contractor

Home Builders Home construction

additions in mesa

RSJ Construction LLC additions

​house additions


We offer honest and reliable estimates, and we like to think we do it right. But, don’t just take our word for it--our customers give us rave reviews!


Whether it’s our quick, quality, friendly service or the honesty and value we bring to every interaction, our customers love us.


We're famous for:

  • Timely, quality construction
  • Friendly service
  • Honest cost estimates
  • Beautiful designs