Zinn Geology

What Zinn Geology does

Zinn Geology is a sole-proprietor consulting geology practice operated by principal geologist En Zinn, based in the Monterey Bay area of California (registered address: 2015 40th Avenue). The firm investigates geological hazards and associated risks for infrastructure and property owners, with a service taxonomy that spans coastal erosion, landsliding, faulting, karst processes, and sinkholes — any geological process that could threaten a client's infrastructure or real estate investment. Engagements are project-based and delivered personally by the principal; there is no staff, no project team, and no junior personnel.

The underlying "technology" of the practice is the principal's 36 years of accumulated consulting judgment, applied to field investigation, hazard characterization, and the production of professional reports suitable for regulatory, insurance, and real-estate due-diligence purposes. There is no proprietary software, no platform, no API, and no data product. The firm's only digital assets are a WordPress website and placeholder social media profiles on Facebook, Instagram, and Twitter/X.

The business model is straightforward professional services billing. Clients contact the principal directly by email ([email protected]) or phone (831.334.4833) to scope a project; pricing is not publicly disclosed and is set on a per-project basis. The firm serves a horizontal mix of property owners, developers, and infrastructure managers in the Monterey Bay region, with no disclosed named customers, no repeat-engagement data, and no revenue figures. Founded in 1989 and still operating as a one-person practice, Zinn Geology is a lifestyle-scale consultancy with a 36-year regional track record and no apparent growth or succession plan.

Name

Zinn Geology

Legal name

Zinn Geology

Website

https://zinngeology.com

Company type

Private

Founded year

1989

Operating status

Operating

Headcount range

1–10 employees

Short description

Zinn Geology is a sole-proprietor consulting geology practice run by principal geologist En Zinn in California's Monterey Bay area. The firm investigates geological hazards — coastal erosion, landsliding, faulting, karst, and sinkholes — for regional property and infrastructure owners on a project basis.

Ownership category

akta.pro rank

Product category

Geological Consulting Services

NAICS

Geophysical Surveying and Mapping Services (54136), Engineering Services (541330)

akta.pro primary industry

Geotechnical & Subsurface Engineering Consulting (BPAHAIAB)

akta.pro secondary industries

Geotechnical Design, Engineering & Consulting (Analysis, Design, Peer Review) (IMAFAOAK), Geotechnical Investigation & Site Characterization (Boreholes, In-situ Testing, Lab Testing) (IMAFAOAG)

Keywords

• Geological hazard assessment
• Consulting geology services
• Coastal erosion analysis
• Landslide risk assessment
• Fault and seismic evaluation

Headquarters

HQ city

Santa Cruz

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations

Revenue model

1. Geological Consulting Services: Project-based professional consulting services for investigating geological hazards and risks. The sole practitioner delivers services directly to clients on a per-project basis.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Zinn Geology is a sole-proprietor consulting geology practice that investigates geological hazards and risks for infrastructure and property owners. The principal geologist personally performs field investigations and produces professional reports addressing coastal erosion, landsliding, faulting, karst processes, and sinkholes that could threaten real estate or infrastructure investments in California's Monterey Bay area.

Product overview

Zinn Geology offers consulting geological services as a solo practice led by a principal geologist with 36 years of experience. The single offering consists of geological hazard investigation and risk assessment services, specializing in coastal erosion, landsliding, faulting, karst processes, and sinkholes for clients in California's Monterey Bay area. The company operates as a single-person consulting practice rather than a platform or multi-product company.

Differentiator

Problem solved

Functional benefit

Products and services

• Zinn Geology Consulting Services Project-based consulting geology services investigating geological hazards and risks, including coastal erosion, landsliding, faulting, karst processes, and sinkholes that could threaten infrastructure or real estate investments. Delivered personally by the principal geologist to property owners, developers, and infrastructure managers in California's Monterey Bay area, with professional reports suitable for regulatory and insurance purposes.

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators1 record

Recent moves3 records

Expansion highlights2 records

Broad incumbents

• Haley & Aldrich: Geotechnical and environmental consulting firm serving infrastructure, real estate, and energy clients with subsurface and hazard assessments. Direct conceptual overlap with Zinn Geology's hazard-focused consulting, but operating nationally with hundreds of staff.
• Kleinfelder: Engineering, science, and architecture consulting firm with a sizable geotechnical, environmental, and construction services practice. Comparable in offering geological and geotechnical consulting to infrastructure and property clients, though at enterprise scale.
• WSP: Global engineering consultancy (now including Golder Associates) with a major geotechnical and earth sciences practice doing coastal, landslide, and seismic hazard work. Comparable services to Zinn Geology across infrastructure and property markets, but global scale.
• Geosyntec Consultants: Specialty geoscience and environmental engineering consulting firm focused on site characterization, risk assessment, and remediation for infrastructure and property clients. Very directly comparable consultative skill set to Zinn Geology's hazard-and-risk-assessment positioning.
• Stantec: Engineering and environmental consulting firm with a North American geotechnical practice serving real-estate and infrastructure clients. Directly comparable in core service mix to Zinn Geology though much broader in geography and capabilities.
• AECOM: Global infrastructure consulting firm whose geotechnical, environmental, and water practices include the same kinds of geological hazard, slope stability, and coastal-resilience work Zinn Geology performs, though at the full-program scale with multidisciplinary staff.
• Terracon Consultants: Large, multi-disciplinary US engineering consulting firm with a strong geotechnical and environmental practices practice. Comparable to Zinn Geology in that it delivers geotechnical site investigation and hazard consulting, but at vastly greater scale, geography, and service breadth.
• Jacobs Solutions: Global engineering and consulting firm with a critical infrastructure and environmental practice that does hazard, risk, and geotechnical work. Overlaps with Zinn Geology on the buyer side (infrastructure clients and coastal/environmental risk) though Jacobs operates an entirely different scale.

Direct peers

• Langan Engineering: Geotechnical and environmental engineering consulting firm with deep California presence that performs site characterization, slope stability, and foundation studies for property developers. Most direct analogue to Zinn Geology in terms of services to property/infrastructure owners, though much larger and multi-disciplinary.

Others

• BAE Systems Geospatial Solutions (via Calterra): Thematically adjacent: large remote-sensing and geospatial providers that supply geological hazard mapping data to the same coastal/landslide/fault use cases Zinn Geology addresses. Not a direct competitor but a complementary/alternative solution provider in the same buyer workflows.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights5 records

Customer concentration

• LinkedInlinkedin.com/company/zinn-geology

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Zinn Geology