Real Estate Consulting
Designed to bring you preferred pricing, faster turnaround, and seamless execution on services and materials across Texas + Mexico
— so your real estate process runs leaner and more cost-effective.
International real estate consulting • Texas + Mexico
Best for: first-time investors who need one team to analyze, strategize, and execute—and seasoned investors, operators, and real estate experts who need a trusted specialist they don’t have in-house.
Pick what you need, and we’ll guide you to the right place.
Who is Tantum:
Tantum is an international real estate consulting group operating in Texas and Mexico. We make real estate easier by being your one point of contact for the services, experts, and materials your project needs—so you don’t waste time managing multiple vendors.
From concept to completion, we coordinate the right team (lenders, realtors, general contractors, developers, architects, and other specialists), help review scope and bids when applicable, and keep execution moving. Because we work with a proven network of partners, clients often benefit from preferred pricing, faster timelines, and better service than going it alone.
Define the target outcome and eliminate wasted decisions early.
Pressure-test assumptions to reduce risk and avoid expensive rework.
Use a vetted network to improve pricing, speed, and accountability.
Lean coordination for faster turnaround and lower total project friction.
Email us at consult@tantumrealestate.com
We offer underwriting, financial analysis, and pro formas to help you see your deal clearly before you commit. Whether you need a brand-new pro forma or a second, independent opinion on an existing one, we create or review the numbers and share our perspective so your team, investors, and buyers have more confidence. It’s especially useful for brokers who want a neutral 3rd-party review they can share with current owners and future buyers. (Planning support only – we don’t raise capital or provide investment advice.)
White-glove service for buyers, sellers, and investors across Texas and Mexico—built for clients who want a smooth process, strong guidance, and clean execution.
In Texas, Tantum Realty Group operates under Coldwell Banker D’Ann Harper, REALTORS®, in accordance with TREC standards and under the supervision of a licensed Texas broker. We support clients across residential, ranch, and commercial real estate, offering a streamlined transaction experience from strategy and market positioning to negotiations and closing coordination.
In Mexico, our team specializes in representing international buyers and sellers, providing the legal and real estate support needed for secure cross-border transactions. We assist with due diligence, structuring, negotiation support, and end-to-end coordination—helping clients invest confidently while navigating Mexico’s process with clarity and protection.
A real estate consulting firm for new development, construction, and remodels (up-purposing). We bring trusted experts and end-to-end solutions, from feasibility to finished product: feasibility studies, market analysis, pro formas, construction budgets, design coordination, architectural renderings, and project oversight—helping investors, developers, and property owners turn concepts into profitable, well-executed projects.
Tantum provides consulting and coordination for residential and commercial projects by leveraging Tantum’s Preferred Partners—a vetted network of licensed and insured contractors. We simplify the process by comparing bids, aligning scopes, and coordinating timelines to improve speed, efficiency, and cost control. Clients choose Tantum because we save time and money while keeping communication streamlined and execution organized, without the stress of managing multiple vendors. All work is performed and warranted by third-party contractors.
We act as a materials broker, sourcing and supplying high-quality construction materials at the most competitive prices. By leveraging our network of trusted suppliers and industry relationships, we minimize costs while maintaining the quality standards your project demands.
Ensuring both value and performance from start to finish materials broker, sourcing and supplying high-quality construction materials at the most competitive prices. By leveraging our network of trusted suppliers and industry relationships, we minimize costs while maintaining the quality standards your project demands, ensuring both value and performance from start to finish.
We specialize in marketing & branding solutions for real estate developments, properties, and related industries.
Our services include branding, content creation, photography, videography, drone work, virtual tours, and targeted advertising strategies.
By combining compelling visuals with data-driven campaigns, we help developers, brokers, and property owners showcase their projects, attract qualified buyers or tenants, and accelerate sales and leasing efforts.
We specialize in solving complex real estate issues throughout Mexico while also acting as a brokerage for national and international buyers and sellers. We focus on helping foreign nationals—especially Americans—legally own, secure, and protect their properties in Mexico by coordinating the full closing process, including notarial coordination (working directly with notaries to prepare and formalize deeds), setting up fideicomisos (bank trusts), registering assets with the Registro Público and Catastro, managing subdivisions, and designing legal strategies to recover and safeguard your assets.
Hired Tantum to bid out the projects to subcontractors and handle the renovation of our apartment complex. Usually, we have to deal with many problems as things are being fixed, but this time Tantum handled all issues — it was magical how hands-off it was for our team. We handed our CAPEX to Tantum, and they beat the budget while delivering on time.”
First time in the development world. Tantum explained the process for us, making it easy to go step by step. We have not yet developed the project, but now we have all the information for when we want to start, from construction costs, underwriting, and realistic renders, to a clear exit strategy. We’ll be contacting Tantum again when we decide to buy the property and begin the project.”
Tantum’s proforma team was hands-on, quick, efficient, and was submitted to the bank with no issues. Great value and fast turnaround time.”
After reviewing our legal documents, Tantum Legal provided a thorough assessment of our case and outlined clear next steps for dispute resolution.
Tantum Materials sourced flooring, countertops, and cabinets for the Potra Property at competitive prices without compromising quality. Everything arrived on time and in perfect condition
“Tantum Developers guided us through every step of our new construction project, from the feasibility study to the final schematic designs. Their project organization and coordination saved us time and money, and the final result exceeded our expectations.”
— Carlos M.
Acquired a new property and was recommended Tantum for rebranding, marketing materials, and a pitch deck presentation. Very impressed with how they understand all the numbers and are able to simplify that into a well-branded, impactful pitch deck.”
They structured our fideicomiso and handled all the legal documentation. The process was transparent and efficient.
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