Profileimage by Hanz Flechas Quantity Surveyor, Assistant Estimator from Maracay

Hanz Flechas


Last update: 06.09.2022

Quantity Surveyor, Assistant Estimator

Company: Freelance
Graduation: BSc.
Hourly-/Daily rates: show
Languages: English (Full Professional) | Portuguese (Limited professional) | Spanish (Native or Bilingual)


Hanz Flechas CV.docx


CostX, Revit BIM, POMI, QSMM, SMM7, NRM 1 & 2, CESMM4, ARM4, IS 1200, E-mail

Project history

01/2020 - Present
Freelance Consulting, Estimator & Quantity Surveying
Freelance (< 10 employees)
Architecture and civil engineering
Managing Estimation & quantity surveyin projetc for main contractors, developers and clients directly

12/2011 - 01/2020
Senior Estimator
Ife Railways of Venezuela S.A.
* Work with contracting management to develop systems to monitoring and follow-through, projects
performance and control.
* Calculate from technical drawings, contracts and other documents the need for acquisition of
machinery, quantity of labor and materials for the established work as well as for unexpected
modifications within the budget and established dates.
* Providing support to project managers in the management of project costs, budgeting, risks and
mitigation in line with company risk process.
* Schematize and tabulate the data supplied by the different construction teams through the
automated information systems on site, in real time.
* Quantification of the performance achieved according to the cost projection.
* Liaise and communicate with Sub-contractor as well as members of the community, councils,
construction professionals and statutory bodies.
Hanz Flechas
Mobile: +58-424-326-6528
Maracay, Aragua Venezuela, Zip Code: 2105

* Responsible for the verification and monitoring of the relationship, Work Executed-Payments,
to the sub-contractors, as well as their correspondence with the execution orders and
* Work on the tracking system to ensure that all participating teams, construction and
administration, and project management team work with up-to-date technical drawings and are
aware of the latest changes made.
* To produce detailed fortnightly reports for both project management team and other levels of
project execution evidencing progress and performance against estimates.

04/2006 - 11/2011
Quantity Surveyor
Meditec II C.A.
* Monitoring Sub-contractor labor performance, Valuing work executed, preparing a analyzed a
monthly report to certify interim and final payments.
* Assess necessity of design variation and associated cost to keep within company variance
* Assist with the negotiating and drawing up new bids for tender directly with MD winning many
* Analyzing the blueprint, contracts, proposal and related documents for estimate directly.
* Preparing payment invoices and interim payment Certificates.
* Table built up for preparing fully priced BOQ and pricing variation orders.
* Take off quantities for final account and valuation purpose.
* Process and enforce standard change management procedures orders.

01/2002 - 03/2006
Assistant Estimator
Alco group C.A.
* Prepare and analyses project specifications, environmental conditions, drawings and management
all related information to be Estimating
* Measurement and valuation of works (on site and from drawings) for Valuations, of all system
of the project, Plumbing, HVAC, Architectural and Structural
* Responsible for work package cost management, including forecasting, budget management and
* Value work executed by subcontractors and certify interim and final payments.
* Providing detailed record and valuation of work executed with application of principles of
cash maximization.
* Developing, maintaining and administering the commercial elements of temporary works schedules
and associated Subcontractors and Supply channel of materials

Local Availability

Only available for the countries Venezuela
I am available to travel anywhere and can work at any time


I am a Civil Engineer with more than 15 years of experience as a cost estimator and architectural designer, I have supervised residential, commercial and large-scale projects, both in the design area, as well as engineering and execution. I have been preparing lists of quantities (BoQ) for global projects with many years of experience in the construction industry, I understand the need to produce / verify quantities to a high standard, within the agreed deadlines.

I use software such as Revit, Bluebeam, PlanSwift, Dynamo and others for the process of design, estimation, quantity surveying and project management using the BIM methodology, I have experience in managing NEC contracts and post-production software such as 3D Studio Max, Sketchup, Solidsworks, Photoshop and others. 

I have worked closely with the design and build team, as well as clients, contractors, and suppliers on commercial, residential, and rail projects. I have extensive knowledge of the scope of projects, competence in the compilation, organization and presentation of large amounts of information in a numerical and descriptive way.

For prime contractors and developers, offer a measurement service to assist in the pricing of construction works for tender. I can tailor my measurement to meet Clients' needs and can provide full SMM7 / NRM2 quantity lists, as well as less detailed "Builder Quantities".
I have a lot of experience in the traditional measurement field, which means that I can guarantee accuracy and integrity with fast delivery to you.
Profileimage by Hanz Flechas Quantity Surveyor, Assistant Estimator from Maracay Quantity Surveyor, Assistant Estimator