About Us
About Us
Alfred W. DiOrio, RLS
Sole-Proprietorship established in 1980

Alfred W. DiOrio, RLS, Inc.
Corporation established in 1985

Principal Resume
Principal Resume

Current Professional Registrations

State Registration Number Issued
Rhode Island PLS #1752 1979
Maine RLS #1232 1981
Connecticut RLS #12333 1982
Massachusetts PLS #35026 1990
Vermont LLS #642 1990
New Hampshire   LLS #808 1991


Thames Valley State Technical College
(1974-1983) Civil Engineering (Non-Degree)

E.M.A.L.S. School of Survey
(1977-1979) Surveying / Surveying Mathematics (Non-Degree)

Thames Valley State Technical College
(1976) Architectural Technology (Certificate)

Hartford State Technical College
(1974) Surveying Technology (Certificate)

Professional Affiliations

National Society of Professional Surveyors

National Society of Professional Surveyors
Member: 1980 to Present. Associate Member: 1976 to 1980

Canadian Institute of Geomatics
Member: 1977 to Present

Rhode Island Society of Professional Land Surveyors
Member: 1979 to Present
Associate Member: 1976 to 1979
Past President RISPLS: 1996 to 1998
President RISPLS: 1995 to 1996
Vice President RISPLS: 1993 to 1994
Member - Proprietor's Council: 1988 to 1999
Member - Board of Directors: 1989 to 1993
Member - Town Hall Committee: 1991 to 1999
Member - Standards Committee (Chairperson): 1990 to Present
Member - Newsletter Committee (Chairperson): 1996 to 2000

Soil Conservation Society of America - Southern New England Chapter
Member: 1987 to Present

International Erosion Control Association
Member: 1989 to Present. Regional Representative: 1989 to 1993

Certifications / Commissions / Distinctions

Appointed Member Rhode Island Board of Design Professionals
Professional Land Surveyors (1999-2011)
Chair (2004-2006) Vice-Chair (2002-2004) Secretary (2008-2011)

Member - RIDEM OWTS Designer Licensing Review Panel (2004-Present)

Member - Rhode Island On-Site Wastewater Training Program (1995-1998) (2006-Present)

Member - On-Site Wastewater Treatment System (OWTS) Technical Review Committee (1995-1998)

Certified Professional Soil Erosion and Sediment Control Specialist #721 (1993-Current)

RISPLS "Professional Land Surveyor Of The Year" - 1992

Consulting Survey Expert - State of Rhode Island, Kilmartin v. Barbuto C.A. No. 12-0579

Consulting Survey Expert - CNA Insurance Company, Hartford, Connecticut

State of Rhode Island - Licensed OWTS Designer (Class II) #D2032

State of Rhode Island - Licensed Soil Evaluator (Class IV) #D4004

State of Rhode Island - Licensed OWTS Installer #L-0662

State of Rhode Island Licensed Septic System Inspector #109910

State of Rhode Island - Notary Public No. 4012

Licensed FAA UAS Remote Pilot

Certified Floodplain Manager

University of Maine - Mentor for Online Land Surveying Studies Program

Contracted "Surveyor on Call" - Towns of Westerly and Richmond, Rhode Island

Community Service Positions

Town of Hopkinton, RI   Planning Board 1985 - Present
Town of Hopkinton, RI   Zoning Ordinance Review Committee  1991 - Present
Town of Hopkinton, RI   Police Station Study Committee 1999 - 2000
Town of Hopkinton, RI   Impact Fee Study Committee 1996 - 1997
Town of Hopkinton, RI   Prison Study Committee 1988 - 1989
Town of Hopkinton, RI   Town Hall Annex Committee 1988
Town of Hopkinton, RI   Zoning Board of Review 1981 - 1985
Town of Hopkinton, RI   Medical Emergency Distribution System - Point of Dispensing Program (MEDS-POD) Volunteer


Co-Author with T.S. Madson II et al -
"Madson, On Connecticut Real Property Boundary Law" - March 1989

Co-Author with T.S. Madson II et al -
"Madson, On Rhode Island Real Property Boundary Law" - August 1989

Author "My GPS Experience", Point of Beginning, July 1997 - (Vol. 22 Number 10)

Author "The Balancing Act", Point of Beginning, May 1998 - (Vol. 23 Number 8)

Author "Antigua Adventure", Point of Beginning, October 2014 - (Vol. 40 Number 1)

Author and Publisher of the "L.A.N.D. Newsletter" - a quarterly corporate publication established 1988

Professional Presentations

Co-Presenter   Real Estate Transactions Toolkit NBI April 2019
Co-Presenter Boundary Issues: Resolving Client Conflicts NBI April 2016
Presenter Contract Design and Creation for Surveyors CALS 41st Conference, Nov. 2008
Presenter Contract Design and Creation for Surveyors NESS Conference, April 2008
Presenter Basics of Contracts for Professional Land Surveyors RISPLS November 2007
Co-Presenter Resolving Rhode Island Real Estate Title Issues HalfMoon, LLC, February 2007
Presenter Ethics for the Rhode Island Professional Land Surveyor RISPLS November 2006
Co-Presenter Legal Issues for Rhode Island Professional Land Surveyors   HalfMoon, LLC, April 2006
Co-Presenter Solving Real Estate Title Problems in Rhode Island HalfMoon, LLC, January 2005

Instruction Positions

Developed Curriculum for the "Introduction to Surveying" Program for the CHARIHO Vocational Center.

Instructor for "Introduction to Surveying" Program - A continuing program to introduce basic surveying techniques and terminology to high school students at the CHARIHO Vocational Center, Richmond, Rhode Island. 1989 - Present.

Alfred W. DiOrio, RLS, Inc.
Professional Land Surveyors and Land Use Consultants

P.O. Box 999
Ashaway, Rhode Island 02804-0009

(401) 377-8124