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Carlos Ernesto Alonso LeyvaCL
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Carlos Ernesto Alonso Leyva

@carlosernestoalonsol

I lead sourcing, operations, and growth across fresh-produce, real estate, and capital projects.

Mexico
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What I'm looking for

I'm interested in agricultural innovation, food logistics, business strategy, brand development, and creating meaningful connections between producers, products, and customers.

I lead PAPAWIS’ commercial, operational, and growth strategy, connecting fresh produce from farms directly to customers through sourcing, logistics, fulfillment, customer service, and commercial partnerships.

Across CEMEX, GRUMA, First Brands Group, and construction and real estate projects, I’ve managed strategic sourcing, CAPEX and OPEX procurement, contracts, budgets, supply chains, and project delivery. At CEMEX, I supported major projects with approximately USD $500M in budgets and delivered approximately USD $1.6M in cost avoidance across 237 sourcing events; I bring an energetic, collaborative approach focused on continuous improvement, efficiency, and sustainable growth.

Experience

Work history, roles, and key accomplishments

PAPAWIS logoPA
Current

Chief Executive Officer

Jul 2026 - Present (1 month)

CEO at PAPAWIS | Building fresh-produce distribution experiences from farm to customer | Operations & Growth

- Lead PAPAWIS’ commercial, operational, and growth strategy as a fresh-produce brand connecting products from the farm directly to customers.
- Coordinate sourcing, product selection, logistics, fulfillment, and customer service to maintain a consistent standard of quality and freshness.

First Brands Group, LLC logoFL
Current

Strategic Sourcing Manager | Real Estate - North America

Apr 2024 - Present (2 years 4 months)

Senior real estate and lease administration leader with 14+ years of experience managing an 180‑property North American portfolio (26.38M SF) valued at ~USD $87M Annual. I have led vendor strategy and performance management for top-tier brokerage partners including Colliers, C&W, CBRE and others, giving me both client‑side and service‑delivery insight into how to design KPIs, governance, and escal

CEMEX logoCE

Global sourcing negotiator for CaPex major projects | Global Procurement

Feb 2020 - Apr 2024 (4 years 2 months)

Projects Budget (~ USD $500 M) MX: TPL2 & NPB 25Kg | US: BRON, Moorpark, FCRNS, DEM | Jamaica: JAMK5

*Summary Negotiations*
N° of events: 237
Total Spend: ~ USD 27.3 M
Cost Avoidance: ~ USD 1.6 M (4.4%)
LCC Savings: ~ USD 655.15 K

• Key contact to the capex project teams for their procurement needs. This includes collaborating, communicating and escalating issues with cross-functional capex pr

GRUMA logoGR

Corporate senior sourcing buyer for CaPex & OPex | Central Procurement

Jul 2018 - Feb 2020 (1 year 7 months)

Sourcing special equipment (everything included in the previous position) - Capex and Opex Projects in Plants at National Level & in Corporate Facilities. (hydraulic, electrical, mechanical, structural, foundations, etc ...) - Negotiator for contracts at fixed prices with recurring suppliers and Contract management in construction bids - Project Manager –Tenders- Implementation of improvements in

GRUMA logoGR

Divisional senior sourcing buyer for CAPEX & OPEX | Procurement

Mar 2016 - Jul 2018 (2 years 4 months)

• Purchase of special equipment (Corn transportation, Flour transportation, Silo Cleaners, Conveyor belts, Lifts, Water Treaters, Extraction Equipment, Ventilation Equipment, Irrigation Systems, Storage Silos, Electric and Gasoline Engines, Reducers, Moto Reductores)
• Purchase of construction material (Screws,Tools, Electrical Material, Carbon pipe, pvc, a. Coal, a. 304,316 stainless steel, beari

Starhaus arquitectos logoSA

Head of Spend and budgets | Sourcing & Procurement | Project Manager

Aug 2014 - Mar 2016 (1 year 7 months)

• Budget, Schedule, Contract & Project Management
• Unitary prices for projects
• Lead client meeting related to budgedt, schedule and cash flow for project
• Purchase of raw materials, equipements, construction services and everything related to the projec
• Lead suppliers and contractors negotiations
• Schedule of Payments for suppliers/contractors
• Cost Control
• Follow-up of accounts receiva

SA

Head of Spend and Budgets

Starhaus Arquitectos

Aug 2014 - Mar 2016 (1 year 7 months)

Managed budgets, schedules, contracts, and projects, including unitary pricing and client meetings. Led negotiations with suppliers and contractors and oversaw cost control and payment schedules.

Universidad Tecmilenio logoUT

Mathematics Tutor and Mathematics Teacher

Aug 2012 - May 2014 (1 year 9 months)

Teacher of mathematics in Spanish and English (6 classrooms above 35 students each):
• Algebra
• Linear algebra
• Geometry and analytical trigonometry
• Differential calculus and integral calculus.
• Group tutoring of students regarding grades and behavior during the cycle.

UT

Mathematics Tutor and Teacher

Universidad Tecmilenio

Aug 2012 - May 2014 (1 year 9 months)

Taught mathematics in Spanish and English to classes of over 35 students, covering algebra, linear algebra, geometry, trigonometry, and calculus. Provided group tutoring on grades and behavior.

Instituto Tecnológico de Sonora logoIS

Resident of Urbanization

Jan 2010 - Jul 2011 (1 year 6 months)

Supervision of all construction processes in the urbanization of land (hydraulic project, dirt roads - electrification - public lighting - paving) - filling of work log - management of project budget for corroboration - design of plans (dirt roads - paving and subdivision) - organization of executive project - documents - proofs for project portfolio and preliminary project - client portfolio mana

Grupo Mezta logoGM

Quality Supervisor

May 2009 - Aug 2009 (3 months)

Supervision of all the construction processes of a house-room (45, 76 and 91 square meters):
• Hydraulic tests
• Electrical tests
• Air conditioned system test
• Review of weekly execution progress
• Management, control and correction of activities carried out in all construction processes.

Education

Degrees, certifications, and relevant coursework

TM

Tecnológico de Monterrey

Certification in Project Management Skills, based on PMI® and IPMA standards

2020 - 2021

• Coordinates work teams in the initiation, planning, execution, monitoring and control of the activities and resources involved in a project based on the objectives and requirements of the client.
• Distinguishes the organizational objectives and processes in the administration of their projects, defines a charter of the project (Charter), establishes an effective communication plan throughout th

Tecnológico de Monterrey logoTM

Tecnológico de Monterrey

Certification, Project Management

2020 - 2021

Certification in Project Management Skills based on PMI and IPMA standards, covering project initiation, planning, execution, monitoring, and control.

IS

Institute of Technology of Sonora

Bachelor of Engineering, Civil Engineering

2007 - 2012

Instituto Tecnológico de Sonora logoIS

Instituto Tecnológico de Sonora

Bachelor of Engineering, Civil Engineering

2007 - 2012

Bachelor of Engineering in Civil Engineering from the Institute of Technology of Sonora.

CM

Colegio Mochis

High School Diploma, Physics & Mathematics

2004 - 2007

Tech stack

Software and tools used professionally

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