SDS Consultants

SDS works with qualified professional General Contractors and Engineering Consultants. General Contractors and Engineering Consultants are listed below and are available to provide their specific professional services for your project.


General Contractors

Zach Warren

Zach Warren Custom LLC

(520) 906-4487

Rafe Teich
BIG TYKE Construction
(520) 833-8045BigTykeLogo

Dave De La Ossa
Natural Homes and SolarNatural Homes logo -Smaller
“Building Energy Smart Homes”
Cell: (520) 331-4273
Fax: (520) 760-1586



Engineering Consultants

Lanny Nichols
On-Site Engineering, LLC
Septic Design
ph (520) 743-1565

A & A Structural Engineers, Inc.
1051 N. Columbus Blvd, Suite 101 Tucson, Arizona 85711
(520) 326-4597

Juan F. MartinezMMD logo
MMD Mechanical Design
Commercial and Residential – HVAC & Plumbing
(520) 971-7443

Valley Oasis Pools, Spas & More!valleyoasislogo
3321 N. Freeway Rd. Tucson, Arizona 85705
(520) 293-5818 / fax (520) 293-5901