Amstar, Inc.
Amstar, Inc. is a minority-owned general contractor founded in 1999 in San Antonio, Texas, delivering design-build, JOC, government, and commercial construction services to public-sector and institutional clients across Texas and the Southwest.
- Company typePrivate
- Founded1999
- HeadquartersSan Antonio, United States
- Headcount11–50
- GTM typeB2B
- OfferingServices
What Amstar, Inc. does
Amstar, Inc. is a minority-owned general contractor founded in 1999 in San Antonio, Texas, by Fernando Flores, who continues to serve as President. The company provides a full suite of construction services including Construction Manager at Risk, Design Build, Job Order Contracting (JOC), Government Contracts, Cooperative Services, Ground Up Construction, Pre-Engineered Building, Commercial Offices, Historical Preservation Renovation, Multi-Family Construction, Facility Improvements, and Park/Sports Complex Development. Service delivery is project-based, executed through competitive bidding on public-sector contracts and through pre-established JOC and cooperative purchasing vehicles (BuyBoard, Gordian, SourceWell, City of San Antonio, Northeast ISD, Texas Tech University, and a GSA Multi Zone IDIQ covering TX, OK, NM, and LA).
The company serves federal, state, county, and municipal governments; K-12 school districts; universities; and commercial/non-profit clients primarily across South Texas and the broader Southwest United States, with named engagements including UTSA, Texas Tech University, San Angelo University, Southside ISD, San Antonio ISD, Northeast ISD, Bexar County, and Gonzales Housing Authority. Operations are anchored at 1211 Pleasanton Rd., San Antonio, TX 78214, with regional offices in El Paso and Weslaco, and a stated headcount of 35+ full-time employees in office and field roles.
Revenue mechanics are entirely project-driven with publicly undisclosed pricing, quoting each engagement individually through competitive bids or cooperative contract rates. Amstar holds HUB, HABE, MBE, and SBE certifications through SCTRCA, which confer preferential access on minority and small-business set-aside work in Texas public-sector procurement. No software products, AI capabilities, APIs, or technology stack are disclosed; the value proposition rests on certifications, bonding and financing capacity, multi-discipline in-house staff, and 23+ years of past performance on diverse project types across South Texas.
Amstar, Inc. firmographics
Firmographics- Name
- Amstar, Inc.
- Legal name
- Amstar, Inc.
- Website
- https://amstarincgc.com
- Company type
- Private
- Founded year
- 1999
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Amstar, Inc. is a minority-owned general contractor founded in 1999 in San Antonio, Texas, delivering design-build, JOC, government, and commercial construction services to public-sector and institutional clients across Texas and the Southwest.
- Ownership category
- akta.pro rank
Where Amstar, Inc. is headquartered
LocationHeadquarters
- HQ city
- San Antonio
- HQ country
- United States
- HQ region
- North America
Offices3 records
Markets served
Amstar, Inc. business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Supply Chain, Marketing or Sales, Others
Revenue model
- Construction Services: Project-based revenue from general contracting, design-build, new construction, renovations, historical preservation, and facility improvements. Revenue is generated through one-time project contracts rather than recurring billing.
- Job Order Contracting (JOC): Provides ongoing construction services under pre-established cooperative contracts with government and institutional clients. Multiple projects under single contract frameworks.
- Government Contracts: Revenue from federal, state, and local government construction projects including GSA contracts, municipal work, and cooperative purchasing agreements.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Project-based pricing through competitive bidding |
Go-to-market motion2 records
Distribution channels2 records
Marketing channels2 records
Amstar, Inc. product offering
Product offeringCore offering
Amstar, Inc. is a minority-owned general contractor providing end-to-end construction services including Construction Manager at Risk, Design Build, Job Order Contracting, Government Contracts, and Cooperative Services, as well as Ground Up Construction, Pre-Engineered Building, Commercial Offices, and Historical Preservation Renovation. The company serves government agencies, educational institutions, and commercial clients across South Texas and the broader Southwest United States through competitive bidding and cooperative purchasing vehicles.
Product overview
Amstar, Inc. is a minority-owned general contractor offering a unified portfolio of construction services rather than a software product platform. The company provides end-to-end construction solutions including Construction Manager at Risk, Design Build, Job Order Contracting, Government Contracts, and Cooperative Services. These core service offerings are complemented by specialized construction capabilities in Ground Up Construction, Pre-Engineered Building, Commercial Offices, and Historical Preservation Renovation. The company operates primarily in South Texas (San Antonio, Corpus Christi, Laredo, Edinburg, Brownsville, and other markets) with additional offices in El Paso and Weslaco serving Texas, New Mexico, Oklahoma, Louisiana, and Arkansas. Key contracting vehicles include GSA Multi Zone IDIQ, multiple JOC platforms (BuyBoard, Gordian, SourceWell), and cooperative purchasing agreements with school districts and municipalities.
Differentiator
Problem solved
Functional benefit
Products and services
- Construction Manager at Risk Construction management service where Amstar assumes risk for project delivery, providing cost certainty and schedule assurance for clients.
- Design Build Integrated design and construction services under a single contract, streamlining project delivery from conception to completion for government, educational, and commercial clients.
- Job Order Contracting (JOC) Contracting method for indefinite delivery of construction services, including cooperative JOC contracts throughout Texas via BuyBoard, Gordian, City of San Antonio, Northeast ISD, and SourceWell platforms for government and educational clients.
- Government Contracts Federal, county, municipal, and non-profit construction services including GSA Multi Zone IDIQ contracts covering Texas, Oklahoma, New Mexico, and Louisiana.
- Cooperative Services Procurement through cooperative purchasing contracts enabling efficient project acquisition and delivery for public sector clients.
- Ground Up Construction New construction services for commercial and multi-family facilities from foundation to completion.
- Pre-Engineered Building Construction services utilizing pre-engineered metal building systems for efficient project delivery.
- Commercial Offices Construction and renovation services for commercial office facilities.
- Historical Preservation Renovation Specialized renovation and restoration services for historical buildings, maintaining architectural integrity while modernizing facilities.
- Multi-Family Construction New multi-family housing construction services in South Texas markets including San Antonio, Kingsville, Corpus Christi, and surrounding areas.
- Park/Sports Complex Development Construction and development services for parks and sports complex facilities for government and educational clients.
Quantifiable outcome
- 23+ years in business with successful completion of diverse project types
Companies that use Amstar, Inc.
Customer profileNamed customers8 records
Segments3 records
Ideal customer profiles3 records
Amstar, Inc. technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Amstar, Inc. partnerships and signals
Strategic signalPartnerships
Seven partnerships are on record, tiered core.
- BuyBoard (RS Means)coreCooperative purchasing contract providing access to pre-negotiated construction pricing through RS Means database for government and public entities.
- BuyBoard (Gordian)coreCooperative purchasing contract providing Job Order Contracting services through Gordian's pricing mechanisms for public sector clients.
- City of San Antonio JOCcoreJob Order Contracting partnership with City of San Antonio providing construction services under pre-established terms.
- Northeast ISD JOCcoreJob Order Contracting partnership with Northeast Independent School District for facility construction and improvements.
- SourceWell JOCcoreCooperative purchasing partnership through SourceWell providing access to JOC contracting for participating entities.
- Texas Tech University JOCcoreJob Order Contracting partnership with Texas Tech University for campus construction and renovation projects.
- GSA Multi Zone IDIQ (TX, OK, NM, LA)coreGeneral Services Administration Indefinite Delivery Indefinite Quantity contract covering Texas, Oklahoma, New Mexico, and Louisiana for federal construction projects.
Scale indicators5 records
Recent moves5 records
Expansion highlights4 records
Amstar, Inc. competitors and assessment
Company assessmentBroad incumbents
- Gilbane Building Company: Major national construction manager with strong education, healthcare, and federal portfolios. Overlaps with Amstar on JOC and design-build public-sector work but at significantly larger scale.
- Hensel Phelps: Large national general contractor with substantial federal, education, and public-sector work. Competes with Amstar on GSA IDIQ and large institutional projects but at a much larger scale and broader geographic reach.
- Zachry Construction Corporation: Texas-headquartered heavy construction and building contractor with significant public-sector and institutional work. Comparable to Amstar in geographic base and Texas civic client base, but with broader service scope and larger scale.
- McCarthy Building Companies: Large national general contractor active in education, healthcare, federal, and civic markets. Competes with Amstar on IDIQ and institutional work, particularly across the Southwest.
Direct peers
- SpawGlass: Texas-based general contractor serving K-12, higher education, healthcare, commercial, and municipal markets across the state. Closely matches Amstar's project mix and South-Central Texas footprint.
- Linbeck Group: Texas-based construction manager/general contractor focused on education, healthcare, civic, and cultural projects. Directly comparable in size, geography, and vertical focus.
- Rogers-O'Brien Construction: Dallas-based general contractor with deep education, civic, healthcare, and commercial portfolios. Comparable to Amstar in Texas operating region and public-sector / institutional client focus.
- Bartlett Cocke General Contractors: Texas-headquartered general contractor focused on K-12, higher education, healthcare, and civic/municipal construction. Highly comparable to Amstar in vertical mix (education + public sector), project size, and Texas-based operating model.
- Satterfield & Pontikes Construction: Texas-based general contractor focused on K-12 and higher education, aviation, healthcare, and commercial projects. Directly comparable to Amstar in segment mix and regional operating model.
- Joeris General Contractors: San Antonio-based general contractor serving education, commercial, healthcare, and civic clients across Texas. Comparable to Amstar in regional geography, vertical focus, and design-build/JOC service offerings.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
Amstar, Inc. social profiles
Digital presenceAmstar, Inc. compliance and trust
Trust signalCompliance4 records
Amstar, Inc. financial estimates
Financial estimateRevenue estimate
Valuation estimate
Amstar, Inc. leadership team
Management profileNumber of profiles
Profiles7 records
Amstar, Inc. funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Amstar, Inc. M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Amstar, Inc.
What does Amstar, Inc. do?
Amstar, Inc. is a minority-owned general contractor providing end-to-end construction services including Construction Manager at Risk, Design Build, Job Order Contracting, Government Contracts, and Cooperative Services, as well as Ground Up Construction, Pre-Engineered Building, Commercial Offices, and Historical Preservation Renovation. The company serves government agencies, educational institutions, and commercial clients across South Texas and the broader Southwest United States through competitive bidding and cooperative purchasing vehicles.
Is Amstar, Inc. a public or private company?
Amstar, Inc. is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Amstar, Inc. founded?
Amstar, Inc. was founded in 1999. It employs 11 to 50 people.
Where is Amstar, Inc. based?
Amstar, Inc. is headquartered in San Antonio, United States, in the North America region.
How does Amstar, Inc. make money?
Three revenue lines are on record. Construction Services are the primary driver. The others are job Order Contracting (JOC) and government Contracts.
Who are Amstar, Inc.'s main competitors?
Broad incumbents on record are Gilbane Building Company, Hensel Phelps, Zachry Construction Corporation and McCarthy Building Companies. Direct peers are SpawGlass, Linbeck Group, Rogers-O'Brien Construction, Bartlett Cocke General Contractors, Satterfield & Pontikes Construction and Joeris General Contractors.
Does Amstar, Inc. have an API?
No public API is recorded for Amstar, Inc..