Caliagua

What Caliagua does

Caliagua is a Southern California heavy civil general engineering contractor specializing in the construction of water and wastewater infrastructure for public agencies, municipalities, water districts, developers, and government clients. Founded in 1978 by Oscar Bruner and headquartered in Fullerton, California, the firm self-performs construction scopes including potable water pump stations, sewer and storm drain lift stations, booster pump stations, potable water wells, PFAS and reverse osmosis treatment systems, and conveyance pipelines. Its technical capabilities span cast-in-place concrete, mechanical and electrical systems, SCADA integration, and complex construction execution within active operating water/wastewater facilities with bypass sequencing to maintain service continuity. The company operates as a DBE/SBE-certified subcontractor to general contractors and as a direct contractor on public works, with California State Contractor Licenses A, B, C-4, and C-36.

Name

Caliagua

Legal name

Caliagua Inc.

Website

https://caliagua.net

Company type

Private

Founded year

1978

Operating status

Operating

Headcount range

11–50 employees

Short description

Caliagua is a Southern California heavy civil general engineering contractor building water and wastewater infrastructure — including pump stations, PFAS treatment systems, and lift stations — for municipalities, water districts, developers, and government agencies across the region.

Ownership category

akta.pro rank

Product category

Water and Wastewater Infrastructure Construction

NAICS

Water and Sewer Line and Related Structures Construction (237110)

SIC

Water, Sewer, Pipeline, Comm & Power Line Construction (1623)

akta.pro primary industry

Water Treatment Plant Construction (Drinking Water) (IMAFAGAA)

akta.pro secondary industries

Water & Wastewater Pipeline Construction (Mains, Force Mains, Interceptors) (IMAFAGAC), Storage & Conveyance Structures (Reservoirs, Tanks, Culverts, Tunnels) (IMAFAGAE)

Keywords

• Water infrastructure construction
• Wastewater treatment systems
• Pump station construction
• PFAS treatment systems
• Heavy civil contracting

Headquarters

HQ city

Yorba Linda

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Water Infrastructure Construction Services: General engineering contracting for water and wastewater infrastructure projects including treatment plants, pump stations, lift stations, reservoirs, and pipelines. Revenue is project-based and earned through construction contracts with public agencies, general contractors, and private developers.
2. Subcontractor Services: Self-performed construction scopes as subcontractor to prime contractors on large infrastructure projects, including civil, structural, and mechanical work packages

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Caliagua is a Southern California general engineering contractor specializing in heavy civil construction of water and wastewater infrastructure. The company self-performs construction scopes for public agencies, water districts, developers, and general contractors, building potable water pump stations, sewer lift stations, storm drain pump stations, PFAS treatment systems, water treatment facilities, booster pump stations, potable water wells, and pipeline/conveyance systems.

Product overview

Caliagua is a general engineering contractor specializing in heavy civil construction for water and wastewater infrastructure across Southern California. The company operates as a single-service business model offering turnkey construction services rather than a software platform. Its core portfolio includes six interconnected service lines: Potable Water Pump Stations, Sewer Lift Stations, Storm Drain Pump Stations, PFAS Treatment Systems, Booster Pump Stations, and Potable Water Wells. These services are delivered as construction project contracts to public agencies, municipalities, water districts, developers, and select private-sector clients. Projects range from treatment plants and pumping stations to reservoirs, pipelines, and conveyance systems. The company joined Azuria Water Solutions in 2026.

Differentiator

Problem solved

Functional benefit

Products and services

• Potable Water Pump Stations Construction of potable water pump stations that integrate into active distribution networks, including excavation, concrete foundations, pump installation, piping, electrical work, bypass systems, tie-ins, and SCADA integration. Built for municipalities, water districts, and developers.
• Sewer Lift Stations Construction and rehabilitation of wastewater lift stations including deep-well installations, complex retrofits in tight urban corridors, bypass operations, corrosion-resistant systems, and SCADA integration. Designed for reliability in corrosive conditions.
• Storm Drain Pump Stations Construction of storm drain pump stations designed for peak-flow events and flood protection, including high-volume pump installations, concrete structures, electrical and mechanical systems, and integration with monitoring and backup systems.
• PFAS Treatment Systems Construction of PFAS (per- and polyfluoroalkyl substances) treatment infrastructure including pressure vessels, manifolds, chemical feed lines, ion exchange tanks, process piping, and integration with SCADA systems for regulatory compliance.
• Water Treatment Facilities Construction of advanced water treatment facilities including advanced water purification systems, reverse osmosis (RO) and UVAOP treatment systems, filtration plants, and tertiary treatment systems for wastewater reclamation.
• Booster Pump Stations Construction of high-performance booster pump stations for pressurized water distribution, including energy-efficient facilities with SCADA integration, redundancy systems, and regulatory compliance features.
• Potable Water Wells

Quantifiable outcome

• 2024 was company's best year ever, more than doubling revenues
• +2 more outcomes

Named customers5 records

Segments3 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Scale indicators6 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Steve P. Rados Inc. Southern California heavy civil general contractor specializing in water, wastewater, and infrastructure projects. Directly comparable to Caliagua as a regional water-infrastructure builder with whom Caliagua has worked as subcontractor on DWR projects.
• Griffith Company: Established Southern California general engineering contractor with significant water and public works infrastructure operations. Comparable as a regional GC in the same geography; Caliagua has executed mechanical scope for Griffith on projects including Earvin Magic Johnson Park.
• Sukut Construction: Heavy civil and earthwork contractor headquartered in Southern California, frequently working on water, grading, and infrastructure projects. Comparable as a regional heavy civil firm competing for similar public works and water-infrastructure scopes.
• J.F. Shea Construction: Heavy civil contractor with strong California water and wastewater infrastructure practice, including treatment plant and pipeline work. Comparable for water/wastewater treatment construction scope, though larger and operating across multiple Western states.
• Shimmick Construction: California-based heavy civil contractor specializing in water treatment, desalination, and major infrastructure projects. Comparable for water/wastewater treatment plant construction scope in California, including complex treatment system installations.
• Cass Construction: Heavy civil contractor with active presence in California water and wastewater infrastructure. Comparable as a regional specialist in similar water infrastructure construction scopes.

Broad incumbents

• Kiewit Infrastructure West Co. Major North American heavy civil and infrastructure contractor with extensive water/wastewater treatment plant, pump station, and pipeline experience. Comparable on water infrastructure construction, though much larger and bidding on mega-projects beyond Caliagua's regional scope.
• Granite Construction: Large publicly traded heavy civil contractor with significant California operations in water, transportation, and environmental infrastructure. Comparable on water/wastewater construction activity, but operates at a much larger scale across multiple states.
• Walsh Construction: National general contractor with heavy civil and water infrastructure divisions. Comparable on water/wastewater treatment and pipeline construction, though substantially larger and not regionally focused on Southern California.

Others

• Azuria Water Solutions: Parent company of Caliagua since February 2026, providing technology-enabled water solutions including pipeline rehabilitation, water treatment technologies, and inspection services. Comparable as the integrating platform, with technology and services that overlap with Caliagua's construction scope.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UCeeeEufc-8fcRqmkpc3hqSg
• Facebookfacebook.com/CALIAGUA
• LinkedInlinkedin.com/company/caliagua-inc-
• Instagraminstagram.com/caliaguainc

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Caliagua