Business Details
33 Years
experience
Trusted Land Surveying Services in Spokane
Since 1993, Duryea & Associates has provided professional land surveying and mapping services with an unwavering commitment to ethical standards. Our expertise spans commercial, industrial, and multi-family projects across the Western United States, where we maintain licenses in California, Oregon, Washington, Idaho, Montana, Arizona, and Colorado. As a small firm with in-house staff, we assign a single point-of-contact for each project, ensuring streamlined communication and accountability from proposal to completion. Our team of licensed surveyors brings decades of combined experience in ALTA/NSPS surveys, design surveys, and specialized services like SFID mapping and flood studies.We prioritize accuracy, confidentiality, and meeting deadlines, understanding the critical role surveys play in real estate transactions and development timelines. Our personalized approach guarantees timely responses, proactive issue resolution, and surveys that meet all regulatory requirements. Beyond our technical expertise, we are deeply committed to community service, actively supporting local causes and encouraging civic engagement among our staff and partners.
Services
ALTA/NSPS Surveys
Design Surveys
Subdivision Surveys
Flood Studies
Cell Tower Surveys
SFID Mapping
Details
- Year established: 1993
Highlights and features
- We assign one surveyor as your single point-of-contact for every project.
- Our team proactively identifies and resolves issues during the survey process.
- We maintain strict confidentiality for sensitive real estate transactions.
- Licensed in 11 Western U.S. states for comprehensive geographic coverage.
- Our surveyors combine decades of experience with modern technology solutions.
What people say
On time delivery
Great problem solvers
Professional team
Awesome work ethic
Reliable partners
Services
ALTA/NSPS Surveys
We conduct ALTA/NSPS land title surveys for commercial, industrial, and multi-family properties across nine western states. Our surveys meet all regulatory requirements while identifying potential title issues early in the transaction process. With experienced surveyors and advanced technology, we deliver accurate, bankable surveys that facilitate smooth real estate closings.
Design Surveys
Our design surveys support developers, architects, and engineers with precise data for construction and land development projects. We provide topographic mapping, boundary analysis, and site planning information to ensure accurate project execution. Single-point-of-contact management guarantees timely delivery that aligns with project budgets and schedules.
Subdivision Surveys
We specialize in subdivision and condominium surveys that meet local jurisdiction requirements for property division. Our services include plat preparation, boundary determination, and easement documentation. We work closely with municipalities and developers to ensure compliant, market-ready property divisions across our 11-state service area.
Flood Studies
Our flood studies assess flood risk zones and elevation requirements for real estate transactions and development projects. We provide FEMA-compliant flood hazard determinations and elevation certificates. These studies help clients understand flood insurance requirements and mitigate potential water-related risks for commercial properties.
Cell Tower Surveys
We conduct specialized surveys for cell tower installations including boundary verification, easement documentation, and FAA-compliant height certifications. Our services support wireless infrastructure projects with accurate data for site acquisition, construction, and regulatory compliance across diverse terrain in the Western U.S.
People
Jim Locey
Senior Land Surveyor
With over 45 years in surveying, Jim brings extensive experience in project management and field operations. Licensed in Washington and Montana, he ensures timely, accurate survey delivery while maintaining active roles in professional associations.
Mason Marker
Senior Land Surveyor
A licensed surveyor in Washington and Oregon, Mason combines 25+ years of private industry experience with academic teaching background. He specializes in ALTA surveys, GNSS technology, and serves as a Certified Federal Surveyor and Water Rights Examiner.
Blake Whelchel
Senior Land Surveyor
Licensed in three states, Blake offers expertise in municipal surveying and land development. His experience spans private firms and public service as Deputy City Surveyor, bringing practical insights to commercial and infrastructure projects across the western U.S.
Questions
What types of land surveys do you specialize in?
We specialize in ALTA/NSPS surveys, design surveys, subdivision plats, flood studies, and cell tower surveys for commercial and industrial properties.
Which states do you provide surveying services in?
We operate in 11 Western U.S. states including California, Oregon, Washington, Idaho, Montana, Arizona, and Colorado.
How do you ensure survey accuracy and confidentiality?
Our licensed surveyors use advanced technology while maintaining strict confidentiality protocols to protect sensitive real estate transaction details.
Can you handle time-sensitive survey projects?
Yes, we assign dedicated surveyors to each project to ensure timely completion aligned with your critical deadlines.
What makes your firm different from other surveyors?
We combine personalized service with technical expertise, offering single-point-of-contact project management and decades of regional experience.