Since 2004 MGK Enterprises LLC  dba  Keystone Response Group 888-824-6326
Since 2004 · International Trade · Monetary Platform · Operations

A private house for trade, capital, and enterprise operations.

MGK Enterprises LLC has built and brokered across commodities, minerals, and structured finance for two decades — and now delivers those disciplines through three working divisions.

Established 2004 · Las Vegas, Nevada & Pearce, Arizona
2004
Year established · Nevada, USA
3
Operating divisions under one house
100+
Agent capacity, Keystone operations
Global
Trade & counterparty reach
What we do

Three divisions, one standard of execution.

Each division runs on the same principle: disciplined documentation, verified counterparties, and terms that hold up to scrutiny.

01

International Trade

Sourcing, brokerage, and structured transactions across petroleum, refined products, and minerals.

  • Crude & refined product (EN590, and related)
  • Mineral & commodity offtake
  • Charter party & logistics coordination
  • Counterparty due diligence
02

Monetary Platform

Structured-finance documentation and platform services conducted with banking-institution partners.

  • Transaction structuring & documentation
  • Escrow & paymaster coordination
  • Fee-protection & agency agreements
  • Compliance-first execution
03

Keystone Response Group

Business-process operations — marketing, phone response, live chat, and administrative support — from our Nevada office.

  • Corporate contact-center services
  • Inbound, transfer & live-chat handling
  • Billing & administrative support
  • TCPA / DNC compliant operations
The firm

Two decades of building where trade meets capital.

MGK Enterprises LLC is a Nevada company established in 2004. Across its history the firm has operated at the intersection of international commodity trade and structured finance, pairing hands-on brokerage with the documentation discipline those markets demand.

MGK Enterprises LLC is the holding company for all other companies, including AMTSK (Advanced Mineral Technology S. Korea Inc.).

Today the firm carries that discipline into three divisions — trade, monetary platform, and Keystone Response Group operations — under a single chairman and a single standard.

Legal entityMGK Enterprises LLC
Trade nameKeystone Response Group
Established2004
JurisdictionNevada, U.S.A.
StructureSingle-member LLC
OfficesLas Vegas, NV & Pearce, AZ

Our history

Two decades of physical trade, built house by house.

MGK Enterprises LLC was founded in Nevada in 2004 and has operated continuously through that same house ever since. What began as direct, door to door commodity trading on the corridor from Ghana to Singapore grew, deal by deal, into precious metals, petroleum, liquefied natural gas, diamonds, minerals and industrial minerals, and today into clean technology, energy storage, and enterprise operations. The through line has never changed: hands on knowledge of physical cargo, paired with the documentation discipline that international counterparties and banks require.

MGK Enterprises global trade routes across two decades, established 2004
Trade corridors built across Asia, the Gulf, Africa, and the Americas since 2004.
  1. 2004

    MGK Enterprises LLC founded, Nevada

    Established as a private trading house. In the early years the work was direct and unglamorous: door to door commodity trading on the corridor from Ghana to Singapore. MGK remains the parent through which every later venture has run.

  2. Singapore

    Partnership with MGK Gold and Silver

    Entered a partnership in Singapore and, after several years, opened an office there under that name. This became the first permanent Asian presence and the source of trading relationships that still underpin the group's Southeast Asian network.

  3. Dubai

    MGK Dubai office established

    When his two partners relocated to India, the founder returned to Dubai and established the MGK office there. The Dubai platform opened the Gulf, and with it, the energy trade.

  4. Abu Dhabi

    Entry into the petroleum trade

    Through introductions in Abu Dhabi, the firm met holders of jet fuel allocation and executed its first jet fuel shipment to Dalian, China. That transaction marked the transition from metals into energy.

  5. Growth

    Oil and LNG across Singapore and Dubai

    The firm built out counterparty networks across both hubs and entered the crude, refined product, and liquefied natural gas trades, all conducted through MGK.

  6. Minerals

    First mineral transaction, cobalt from the DRC

    The first mineral trade was cobalt out of the Democratic Republic of the Congo. The founder tested the raw material in South Korea and completed the transaction there, establishing the Korea refining relationship the group's mineral business still rests on today.

  7. Diamonds

    African rough into Singapore

    The firm extended into the diamond trade, moving African rough exclusively into the Singapore market.

  8. 2020

    Green Energy Global Inc. incorporated, Arizona

    Formed as the clean technology and energy arm of the group, trading as Green Power Tech, and later the parent of Advanced Minerals Technology S Korea Inc.

  9. 2024

    Advanced Minerals Technology S Korea Inc. incorporated

    Established to run a mine to refinery mineral supply chain from Potosi, Bolivia, through the Chilean port of Arica, to the Port of Pyeongtaek and a refinery in Gyeonggi-do, South Korea, with a Bolivian subsidiary in Potosi.

  10. Today

    One house, three working divisions

    The same discipline now carries into three divisions, international trade, the monetary platform, and Keystone Response Group operations, under a single chairman and a single standard of execution.

Operating Division

Keystone Response Group

The firm’s business-process operations arm — a corporate contact and sales organization built to carry telecom and enterprise programs at scale, entirely from our Nevada office.

Built for volume, run on compliance.

Keystone pairs a trained agent floor with the documentation discipline the rest of the firm is known for — every calling program runs inside TCPA, DNC, and privacy rules.

100+
Agent capacity
7
Partner programs
3
National carriers
2004
Parent entity since

Phone Response

Inbound and transferred-call handling with in-policy presentation of approved offers and clean order capture.

Live Chat

Concurrent chat coverage, qualification, and warm hand-off to agents — bilingual where required.

Administration

Billing support and tax-document handling within a defined scope — administrative work, not tax preparation.

Compliance

TCPA, DNC, CPNI, and privacy procedures maintained and applied to every calling and data-handling task.

Carrier & partner programs
AT&TVerizonT-Mobile
How we work

Documentation first. Always.

Every engagement moves through the same disciplined path — because in trade and capital, the paperwork is the deal.

Stage 01

Verify

Counterparties, instruments, and mandates are checked before anything is papered. Nothing advances on assumption.

Stage 02

Structure

Terms are drafted to hold — clear scope, real protections, and mechanics that survive counsel review on both sides.

Stage 03

Execute

Signed, sealed, and administered with the same rigor through closing and performance, not just at signature.

Contact

Open a conversation.

Serious inquiries from counterparties, institutions, and partners are welcome. Tell us the nature of the engagement and we will respond.

Company
MGK Enterprises LLC dba Keystone Response Group
Registered address
155 N Frontage Road, Pearce, Arizona 85625
Operations office
4220 South Maryland Parkway, Suite 200, Las Vegas, NV 89119
Telephone
Email
info@mgkenterprisellc.com
Thank you. Your message has been sent successfully.
Sorry, your message could not be sent. Please try again or email us directly.

By sending, you agree to be contacted about your inquiry. No confidential deal terms should be sent through this form.