What We Offer

Comprehensive Surveying & Engineering Services

At Gabriel E. Senor, P.C., we provide a full spectrum of surveying and engineering solutions to meet the needs of residential, commercial, and municipal clients throughout Westchester and surrounding areas. From ALTA title surveys and flood elevation certificates to bathymetric studies and expert witness testimony, our services are designed with precision and tailored to your project’s unique requirements.

44ec2d71-c9e5-4d60-946a-a73f894da26a

Engineering Services

0c3fb2f8-ab6f-4dae-aa83-f83d5f792e10

Abstract geometric pipe illustration on black background.

Drainage Plans and Design

Engineered solutions to manage water flow, minimize runoff, and ensure long-term site sustainability.

Technical gear and circuit line illustration.

Engineering

Comprehensive civil engineering services that support safe, efficient, and code-compliant land development.

Person speaking at podium with speech bubble.

Expert Witness

Professional surveying insight and testimony to support litigation and dispute resolution with clarity and authority.

Warning symbol with flood water icon.

Flood Elevation Certificates

Certified documentation to determine a property's elevation for flood insurance and regulatory compliance.

Document icon with graph and text.

Flood Studies

In-depth hydrological assessments to evaluate flood risk and guide development planning in sensitive areas.

Clouds with rain and lightning over water.

Storm Water and Erosion Control

Site-specific plans that address runoff management and erosion prevention to protect land and infrastructure.

1ChatGPT Image Aug 20, 2025, 09_42_03 AM

Subdivision

Professional subdivision planning and design services that create accurate, compliant layouts for dividing land into lots, ensuring proper access, utilities, and long-term community development.

Surveying Services

bb6d0df1-a86c-4198-aaf4-62241844060c

Architectural floor plan with scale 1:100.

Construction Survey and Layout

Precise on-site staking and layout services that guide construction teams from groundbreaking to final build.

Blueprint icon with check mark symbol.

As-Built Surveying

Accurate documentation of existing site conditions to reflect completed construction for compliance and record-keeping.

Document and magnifying glass icon on black.

ALTA Title Surveys

Detailed boundary and property surveys that meet ALTA/NSPS standards for real estate transactions and title insurance.

Global map icon with location pin.

Global Positioning Surveys

High-accuracy GPS surveys for geospatial data collection, boundary determination, and large-scale mapping.

Abstract line art with a smiling face.

Bathymetric Surveys

Underwater topographic mapping of lakes, rivers, and reservoirs using advanced sonar and GPS technology.

Document comparison icon with checkmark symbol.

Title Transfer Surveys

Surveys that verify boundary lines and improvements for smooth and legally compliant property transfers.

Map with magnifying glass icon.

Topographic Mapping and Surveys

Detailed mapping of land features and elevations to support design, planning, and development accuracy.

House and coins icon on black background.

Property Line Staking

Clear and accurate marking of property boundaries to support legal clarity and avoid encroachment.

IMG_7124

Unlock Your Site's Full Potential

Achieve greater success with your residential or commercial development by partnering with a team that brings accuracy, insight, and decades of experience to every project.