Land Surveying Services

quality land surveying

We are pleased to offer the following services:


Topographic/Site Surveys
Carried out prior to construction, to gather survey data about land features and its elevations.

Boundary/Property Line Surveys
Determines the legal property lines of a parcel of land described in a deed.

Parcel Maps/Minor Subdivisions
A minor subdivision map process when subdividing residential lots into four lots or less.

Tract Maps/Subdivisions
Process used to subdivide real property into smaller lots.

ALTA/ACSM Land Title Surveys
American Land Title Association and American Congress on Surveying and Mapping surveys that meet specifications.

Construction Layout/Staking
Accurate construction layout and placing of stakes, plus monitoring services.

Aerial Surveys
Geomatic method of collecting information by using aerial photography, or remote sensing imagery.

As-Built Surveys
Used in the middle of a project to show improvements to the land as they appeared in a point in time.

Lot Line Adjustments/Mergers
Adjustment of lot lines between four or fewer existing adjoining parcels, or merging up to 4 adjoining parcels.

Record of Surveys
Official map that is reviewed by the County Surveyors Office.

Corner Records
Fills the need for a short and inexpensive method of making survey information available to the public.

Building Setback/Height Verifications
Determining compliance to regulations for setbacks (a.k.a. step-backs), a step-like recession in walls, as well as height.

Story Pole Locations
Constructed as needed on job sites and consist of only the measurements that are required.

FEMA Flood Elevation Certificates
Used to certify building elevations if the building is located in a special flood hazard area.

Legal Descriptions/Plats/Easements
Also referred to as a land description, property description or land boundary description. Plats serve to subdivide parcels of land, easements pertain to the right to use another person’s land for a stated purpose.

Global Positioning Satellite (GPS) Surveys
Provides surveying and mapping data of the highest accuracy, reducing the need for equipment and labor.

Monitoring Surveys
Systematic measurement and tracking of the alteration in the shape or dimensions of an object as a result of stresses.


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Contact Information

Alexander & Associates Inc.

147 Old Bernal Ave.
Pleasanton, CA 94566

Phone: 925-462-2255
Fax: 925-462-8092

Business Hours:
Monday–Friday: 7 a.m.–5 p.m.
Saturday and Sunday: By Appointment Only

We accept Cash. We accept Check.