530 East 27th Street 85713 Tucson, Arizona US

Call. (520) 721-9699



$ 1MM per Project / $3MM Aggregate (Additional bonding is available with the assistance of the Mentor, D-Square Construction)

REVENUE: 2015-- $2 MM; 2014--$1 MM

COMPANY SIZE: 16 Employees

company data

Advanced Solar System, inc.

DBA Arizona Professional Plumbing

​DUNS: 795416192 EIN: 20-5442572 CAGE: 4YJN3​


SBA-approved Mentor/Protégé w/ D-Square Construction LLC
SBA Certified 8(a) Graduation Date 1/5/2021
Certified MBE
Certified SBE

​​​Advanced Solar Systems, Inc. was founded in 2006 by Mrs. Edna Herrera and originally operated under that name until 2014 when purchase of Arizona Professional Plumbing (AZ Plumbing) was completed and began operating under the AZ Plumbing name. Arizona Plumbing, a SBA Certified 8(a) Firm, is a full service general and plumbing contractor and thermal solutions business specializing in both Government and Comercial Contracting.

As a knowledgeable commercial contractor for over 10 years it stands to reason that AZ Plumbing has a strong commitment to building quality projects. What´s extraordinary about AZ Plumbing is the exceptional level of dedication we have for building client partnership that last well beyond the first project. We bring the highest level of integrity and value to every project.

Before we plan, we go to great lengths to truly understand your business and construction needs. We focus on open communication and accountability that consistently drive honest and fair outcomes for clients. We do what it takes to get the job done and deliver on our promises. It´s not surprising that over the past 10 years more than 80 percent of our clients have chosen to do repeat business whit AZ Plumbing.

Primary- 238220
Secondary- 236220, 221310, 236118, 237110, 562111, 562112, 562119