Present your offer with substance.
Tell us the product or service, origin, capacity, available documents, proposed terms and target market. We assess a possible route to buyers or distributors.
ROTSAC · Commercial division
An opportunity moves forward when the right parties meet.
We assess opportunities and connect suppliers with buyers and companies with potential sources of supply. Our work combines market mapping, comparative evaluation of counterparties and coordination through to clear commercial terms.
What we do
A commercial connection with a defined purpose.
We begin with specifications, quality, volume, target price and destination. We identify several possible counterparties and compare relevant factors such as capacity, documentation, delivery times and commercial terms before proposing an introduction.
Describe the supply you need.
Share specifications, approximate volume, destination and timetable. We explore potential counterparties and coordinate the first commercial conversations.
Define a way to collaborate.
We consider introductions, representation or cooperation for specific transactions. Roles, scope and compensation are agreed for each opportunity.
Our process
A structured sourcing process
01
Define requirements
Product, specifications, quality, volume, target price and destination.
02
Map the market
Identify relevant regions and possible sources of supply or demand.
03
Shortlist
Select candidates for closer review.
04
Compare
Assess capacity, certifications, delivery times, documents and proposed terms.
05
Validate and negotiate
Check key information and coordinate commercial discussions.
06
Document the agreement
Define responsibilities and support the formal steps for the transaction.
Areas of opportunity
Product categories we evaluate
Our work may involve different categories according to the transaction and available expertise. Each proposal is evaluated on its own merits and regulatory requirements.
Food and agriculture
Products with specific quality, traceability and destination requirements.
Industrial inputs
Raw materials, machinery and inputs assessed by specifications and capacity.
Consumer goods
Manufactured products and beverages evaluated for a specific commercial channel.
Scope agreed for each transaction
We do not promise access to every market or guarantee a buyer or supplier. Geographic reach, commercial responsibilities, logistics, regulatory assistance and fees depend on the transaction and are defined before work begins.
ROTSAC
The people behind ROTSAC
Guillermo Castorena Alvarez and Jorge Calzada Torres are ROTSAC’s two partners. We assess each opportunity, define the role of the parties and agree on scope, confidentiality and compensation before moving forward.
Partner
Guillermo Castorena Alvarez
Commercial project review and coordination, with experience in foreign trade.
Read profile ↗Partner
Jorge Calzada Torres
Jorge Calzada Torres is a partner at ROTSAC and a civil engineer who graduated from Universidad La Salle. His experience spans infrastructure, construction and residential development, including projects that have delivered 10,000 completed homes in Querétaro.
Read profile ↗Logistics and foreign trade advisor
José Antonio Gallegos Ruiz
Logistics and foreign trade, maritime operations and international execution.
Read profile ↗Partner profile
Guillermo Castorena Alvarez
Guillermo Castorena Alvarez is a partner at ROTSAC. He participates in assessing supply and project opportunities, reviewing information from the parties and defining terms and responsibilities for each introduction. A Mexican lawyer with more than 25 years of professional experience, he has advised domestic and international companies and their owners, and litigated customs and foreign trade matters. He began his career in the Legal Department at ExxonMobil. He holds a master’s degree in Business Law from Universidad Panamericana and completed specialized studies at Yale University in 2004. He earned a doctorate in Law with honorable mention and completed postdoctoral studies at Instituto Nacional de Desarrollo Jurídico. At ROTSAC, this background supports document review and coordination with specialists when a transaction calls for it.
Partner profile
Jorge Calzada Torres
Jorge Calzada Torres is a partner at ROTSAC, an entrepreneur and developer of engineering, infrastructure, real estate and international trade projects. He graduated with a degree in Civil Engineering from Universidad La Salle. His career includes project development and execution, business leadership and identifying opportunities in Mexico and international markets. His experience spans urban and highway infrastructure, construction and residential development, and building materials commerce. He has led and promoted real estate projects that have delivered 10,000 completed homes in Querétaro. He also develops commercial connections between Mexico, the Americas, Europe, Asia and Africa. His experience combines business vision, negotiation and partnership building to turn opportunities into tangible projects.
Team advisor
José Antonio Gallegos Ruiz
José Antonio Gallegos Ruiz advises ROTSAC on logistics and foreign trade. He assesses import and export operations, specialized logistics providers—including shipping lines, terminals, carriers and warehouses—and alternatives to improve operational execution and costs. He has more than 25 years of experience in maritime and foreign trade, including management roles in maritime operations and commercial areas of international logistics organizations. He has built relationships with specialized providers and participated in commercial negotiations across markets. He holds an MBA from Universidad Complutense de Madrid and completed an executive program at IPADE Business School. At ROTSAC, his experience supports the selection of logistics counterparties and the coordination of international operations with attention to applicable requirements.
Contact
Tell us about your opportunity.
Include the product or need, origin and destination, approximate volume, timetable and your contact details. We will review whether there is a basis for a conversation.
Write to ROTSAC ↗