Ocean-wave

Admission: Sintana Energy Inc.

Mitesh Patelia, Will Smith
18/12/2025
Ocean-wave
Crowe provided reporting accountant services to Sintana Energy Inc. on its acquisition of Challenger Energy Group PLC and admission to AIM.

Sintana Energy Inc. (Sintana) is a company focused on managing a portfolio of exposures to high-impact oil and gas exploration assets across the Atlantic margin, in partnerships with large-scale operators. Its enlarged portfolio, subsequent to its acquisition of Challenger, includes significant interests in Namibia, one of the world’s most prospective hydrocarbon regions, and Uruguay, an emerging global frontier. It is partnered with various operators, including Chevron, Galp and Total.

Challenger Energy Group PLC (Challenger) is an oil and gas company with a core focus on offshore exploration in Uruguay, where it holds substantial acreage across the OFF 1 and OFF 3 blocks. Challenger also retains interests in The Bahamas, providing additional Atlantic Margin exposure.

Sintana’s listings on AIM, TSXV and OTCQX, together with its acquisition of Challenger, broaden its investor base and create a diversified portfolio of high-potential exploration assets across the Atlantic Margin.

Crowe's Role and team

Crowe acted as reporting accountant on the transaction. Our Capital Markets team was led by Mitesh Patelia, Will Smith and George Ing.

Client quote

"We are grateful for Crowe’s professional and collaborative support throughout this process and appreciate their role in helping us achieve a successful outcome as we move into the next phase of Sintana’s growth."

Robert Bose, Sintana Energy, Chief Executive Officer

Our recent deals

loading gif
row of houses
Reverse Takeover: Auctus Growth plc
Crowe provided reporting accountant services to Auctus Growth plc on its acquisition of HeiQ Materials AG and readmission to the Main Market.
globe and pebbles on beach
Admission: Cornish Metals Inc.
Crowe provided reporting accountant services to Cornish Metals Inc., a mineral exploration and development company, on its admission to AIM.
person-walking-down-curved-stairs
Acquisition: Astra Holding Group Limited
Crowe provided financial and tax due diligence services to Astra on its acquisition of DNH.
Woman and man looking at large screen with data
Admission: BSF Enterprise Plc
Crowe UK provided reporting accountant services to BSF Enterprise plc on its readmission to the Main Market.
Man holding papers smiling
Admission: National World plc (Main Market)
Crowe provided reporting accountant services to National World plc, an acquisition company, on its admission to the Main Market.
Digger-areal-view
Admission: Mining, Minerals & Metals plc
Crowe UK provided reporting accountant services to Mining, Minerals & Metals plc on its admission to the Main Market.
two ladies chatting with laptop
Investment: Ivy House Learning Ltd
Crowe completed both financial and tax due diligence for Ama Capital in respect of this investment in Ivy House Learning Ltd.
Two engineers working on a roof
Investment: Xburo Holdings Limited
Crowe provided Financial and Tax Due Diligence services to Chiltern Capital on its investment into Xburo.
woman on her ipad with laptop
Acquisition: Ambico Services Limited
Crowe provided financial and tax due diligence to Dynamic Networks Group Holdings Limited on its acquisition of Ambico Services Limited.
Woman on podcast
Investment: Ethos Partners LLP
Crowe provided financial and tax due diligence on behalf of Ethos Partners LLP in respect of this investment.
warehouse factory machinery
Investment: Lysander Group Limited
Crowe completed both the vendor and tax due diligence on behalf of Lysander, and the financial top-up due diligence on behalf of TPA Capital.
aerial view of people working in office
Acquisition: LBG Media plc
Crowe provided financial and tax due diligence to LBG Media plc for its acquisition to Uncovered Holdings Limited.
row of houses
Reverse Takeover: Auctus Growth plc
Crowe provided reporting accountant services to Auctus Growth plc on its acquisition of HeiQ Materials AG and readmission to the Main Market.
globe and pebbles on beach
Admission: Cornish Metals Inc.
Crowe provided reporting accountant services to Cornish Metals Inc., a mineral exploration and development company, on its admission to AIM.
person-walking-down-curved-stairs
Acquisition: Astra Holding Group Limited
Crowe provided financial and tax due diligence services to Astra on its acquisition of DNH.
Woman and man looking at large screen with data
Admission: BSF Enterprise Plc
Crowe UK provided reporting accountant services to BSF Enterprise plc on its readmission to the Main Market.
Man holding papers smiling
Admission: National World plc (Main Market)
Crowe provided reporting accountant services to National World plc, an acquisition company, on its admission to the Main Market.
Digger-areal-view
Admission: Mining, Minerals & Metals plc
Crowe UK provided reporting accountant services to Mining, Minerals & Metals plc on its admission to the Main Market.
two ladies chatting with laptop
Investment: Ivy House Learning Ltd
Crowe completed both financial and tax due diligence for Ama Capital in respect of this investment in Ivy House Learning Ltd.
Two engineers working on a roof
Investment: Xburo Holdings Limited
Crowe provided Financial and Tax Due Diligence services to Chiltern Capital on its investment into Xburo.
woman on her ipad with laptop
Acquisition: Ambico Services Limited
Crowe provided financial and tax due diligence to Dynamic Networks Group Holdings Limited on its acquisition of Ambico Services Limited.
Woman on podcast
Investment: Ethos Partners LLP
Crowe provided financial and tax due diligence on behalf of Ethos Partners LLP in respect of this investment.
warehouse factory machinery
Investment: Lysander Group Limited
Crowe completed both the vendor and tax due diligence on behalf of Lysander, and the financial top-up due diligence on behalf of TPA Capital.
aerial view of people working in office
Acquisition: LBG Media plc
Crowe provided financial and tax due diligence to LBG Media plc for its acquisition to Uncovered Holdings Limited.