What Ransome Company does

Ransome Company is a full-service General Engineering Contractor founded in 1870 by E.L. Ransome in San Leandro, California, specializing in grading, paving, concrete construction, and underground utility installation. The company serves a diverse client base across Northern California, including federal, state, and municipal government agencies (USPS, The Presidio Trust, EBMUD, multiple East Bay cities and school districts), regulated utilities (PG&E, SBC/AT&T), major institutional and corporate customers (Kaiser Permanente, University of California Berkeley, The Mechanics Bank, Charles Krug Winery), and general contractors (Dome Construction, James E. Roberts-Obayashi). Ransome pioneered reinforced concrete construction through US Patent 305,226 (the "Ransome System"), which introduced twisted steel bars embedded in concrete — the foundational technology that became modern rebar.

The company's service portfolio is organized around three integrated offerings: underground utility construction (joint trench, electrical/gas distribution, telecommunications, storm/sewer/water), grading/paving/concrete construction (demolition, site work, curbs, gutters, sidewalks, asphalt), and single-source provider project management that consolidates multiple disciplines under unified supervision. Its business model is project-based B2B contracting with revenue earned through one-time project engagements rather than recurring contracts; pricing is quoted on a per-project basis and is not publicly disclosed. The company holds California General Engineering Contractor (A) and Electrical Contractor (C-10) licenses and operates under collective bargaining agreements with union hiring halls.

Ransome's go-to-market is enterprise field sales targeting long-term client relationships, RFP responses, and direct outreach within its Northern California geographic footprint. Marketing is primarily executed through its corporate website (ransomeco.com), which showcases project portfolio, services, history, and employment opportunities. There is no evidence of public listing, external investment, parent company, or subsidiary structure; the company appears to operate as an independently held private entity with continuous operation for over 150 years.

Name

Ransome Company

Legal name

Ransome Company

Website

https://ransomeco.com

Company type

Private

Founded year

1870

Operating status

Operating

Headcount range

11–50 employees

Short description

Ransome Company is a Northern California General Engineering Contractor founded in 1870, providing grading, paving, concrete, and underground utility construction services to government agencies, utilities, corporations, and general contractors through project-based B2B contracts.

Ownership category

akta.pro rank

Product category

Civil Engineering and Construction Services

NAICS

Water and Sewer Line and Related Structures Construction (237110), Water and Sewer Line and Related Structures Construction (23711)

SIC

Heavy Construction Other Than Bldg Const - Contractors (1600)

akta.pro primary industry

Cable Installation & Construction Services (trenching, duct banks, HDD, pulling, cable laying) (EUADADAI)

Keywords

• Underground utility construction
• Grading and paving services
• Concrete construction services
• General engineering contractor
• Municipal infrastructure construction

Headquarters

HQ city

San Leandro

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Supply Chain, Operations, Others

Revenue model

1. Construction and Contracting Services: Project-based revenue from grading, paving, concrete construction, and underground utility contracting services. Revenue is earned through one-time project engagements for government agencies, utilities, corporations, and general contractors rather than recurring contracts.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

Ransome Company is a full-service grading, paving, concrete, and underground utility contractor serving Northern California. The company delivers integrated construction services — including demolition, grading, asphalt paving, concrete curbs/gutters/sidewalks, joint trench utilities, electrical/gas distribution, telecommunications, and water/sewer/storm systems — under a single-source provider model for government agencies, utilities, corporations, and general contractors.

Product overview

Ransome Company is a full-service General Engineering Contractor offering an integrated portfolio of construction services. The core offerings consist of Underground Utility Construction (telecommunications, electrical/gas distribution, water/sewer services), Grading, Paving & Concrete Construction (demolition, asphalt, concrete work), and Single-Source Provider Services that combines multiple capabilities under one project management umbrella. Founded in 1870, the company operates as a unified service provider rather than a software platform with discrete products.

Differentiator

Problem solved

Functional benefit

Products and services

• Underground Utility Construction

Quantifiable outcome

• Mills College project finished on time and under budget

Named customers13 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Two partnerships are on record, tiered notable.

• San Francisco GiantsnotableStrategic or Co-development PartnerRansome Company collaborated with the San Francisco Giants at Oracle Park stadium, providing state-of-the-art solutions to enhance the stadium experience for fans and players. The project showcased the company's ability to deliver exceptional results in large-scale projects within the sports and entertainment industry, demonstrating commitment to excellence and innovation.
• Kaiser PermanentenotableStrategic or Co-development PartnerRansome Company announced a collaboration with Kaiser Permanente in the city of Antioch, leveraging Ransome's construction expertise and Kaiser Permanente's healthcare knowledge to benefit the growing community of Antioch and surrounding areas.

Scale indicators4 records

Recent moves5 records

Expansion highlights4 records

Broad incumbents

• Granite Construction: Large California-headquartered heavy civil contractor with broad services in transportation infrastructure, underground utilities and site development. Overlaps with Ransome in Northern California public works but operates at materially greater scale across the western U.S.

Direct peers

• Teichert Construction: Northern California-based heavy construction contractor with deep capabilities in grading, paving, underground utilities and concrete. Directly comparable service portfolio serving many of the same municipal and utility customers as Ransome.
• Bay Cities Paving & Grading: Bay Area site work, grading and paving contractor serving similar public and private customers. Direct overlap with Ransome's grading, paving and underground service lines on Northern California projects.
• Coffman Specialties: California concrete and paving contractor performing structural concrete, site work and paving for public and private projects. Comparable on the concrete/paving half of Ransome's service mix and overlapping in regional public works bidding.
• O.C. Jones & Sons: Bay Area grading, paving and concrete contractor with comparable project types and customer base to Ransome, including public agency and private development work.
• McGuire and Hester: Northern California general engineering contractor performing grading, paving, underground utilities and concrete construction across the Bay Area. Operates in the same geographies and serves the same municipal and utility clients as Ransome.
• DeSilva Gates Construction: Bay Area heavy construction contractor focused on grading, paving, underground utilities and structural concrete. Closely comparable in service mix and regional footprint to Ransome.
• Preston Companies: Northern California heavy construction and underground utility contractor with comparable services in grading, paving and wet utilities serving municipal and developer clients in the same region as Ransome.
• Ghilotti Bros. Inc. Bay Area general engineering contractor performing grading, paving, underground utilities and site development. Competes head-to-head with Ransome for similar municipal and private construction contracts in Northern California.

Regional players

• St. Francis Electric: California-based electrical and utility infrastructure contractor performing underground electrical distribution and joint trench work. Comparable on the underground utility portion of Ransome's offerings, though more specialized to electrical scope.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

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 Ransome Company