Investor Presenta,on JUNE 2016

Investor Presenta,on JUNE 2016

FORWARD LOOKING STATEMENTS Certain statements in this presenta,on may cons,tute "forward-looking" statements which involve known and unknown risks, uncertain,es and other factors which may cause the actual results, performance or achievements of Potash Ridge Corpora,on (the "Corpora,on"), or industry results, to be materially different from any future results, performance or achievements expressed or implied by such forward-looking statements. When used in this presenta,on, such statements use such words as "may", "would", "could", "will", "intend", "expect", "believe", "plan", "an,cipate", "es,mate" and other similar terminology. These statements reflect the Corpora,on's current expecta,ons regarding future events and opera,ng performance and speak only as of the date of this presenta,on. Forward-looking statements involve significant risks and uncertain,es, which include, but are not limited to the factors discussed under A Cau,onary Note Regarding Forward Looking Statements and "Risk Factors" in the Corpora,on s Annual Informa,on Form dated March 28, 2016, and should not be read as guarantees of future performance or results, and will not necessarily be accurate indica,ons of whether or not such results will be achieved. Although the forward-looking statements contained in this presenta,on are based upon what management of the Corpora,on believes are reasonable assump,ons, the Corpora,on cannot assure investors that actual results will be consistent with these forward-looking statements. These forwardlooking statements are made as of the date of this presenta,on and are expressly qualified in their en,rety by this cau,onary statement. Subject to applicable securi,es laws, the Corpora,on assumes no obliga,on to update or revise them to reflect new events or circumstances. 2

ABOUT US Potash Ridge is a near term producer of premium fer,lizer with world class development assets in Utah and Quebec. The Company is uniquely posi,oned to take advantage of strong markets for Sulphate of Potash. 3

HIGHLIGHTS Sulphate of Potash (SOP): Premium Potash/ Significant Supply Deficit Strategy Valleyfield (Quebec) Blawn Mountain (Utah) Domes,c selling price 3x regular potash ( MOP ) Global consump,on is ~5 million tonnes per year ( tpy ) Demand poten,al is 10 million tpy Exis,ng producers unable to expand to meet supply deficit Become the first SOP producer using Mannheim process in North America and, longer term, the largest North American SOP producer 40,000 tpy of SOP; CDN$48.8 million capex 34.7% aoer tax IRR Proven process used throughout Europe and Asia Produc,on scheduled to commence in Q4 2017 Strategic loca,on near by-product hydrochloric acid demand Expansion poten,al at site Poten,al for over $14m in average annual cash flows (Y1-Y5) Up to 585,000 tpy of SOP; poten,al to phase-in produc,on to reduce front end capex Prefeasibility complete: 20.5% aoer tax IRR Large surface mineral deposit; over 40-year reserve life Major permits and water rights secured; infrastructure nearby Poten,al upside from alumina residue in tailings Poten,al for over US$250M in average annual cash flow 4

SOP: SUPERIOR PRODUCT WITH ATTRACTIVE MARKET DYNAMICS SOP (K 2 SO 4 ) MOP (KCI) SOP: A top performing commodity in last 5 years US$709/tonne in NA (1) Global market demand 5 million tpy, poten,al market of 10 million tpy Fundamental supply deficit limited ability to grow produc,on using exis,ng processes Low chloride, high sulphur providing benefits to crops not available with MOP US$178/tonne in North America (2) Global market 55 million tpy Market is in over supply, with idle capacity and mul,ple projects in pipeline Contains chloride no nutrient value; in many instances detrimental to plants 900.0 800.0 700.0 600.0 500.0 400.0 300.0 200.0 SOP MOP Improves yield, taste, appearance and shelf life; ideal for salty or sandy soils or arid climates Significant benefits over MOP for fruits, vegetables, nuts, potatoes, tobacco many other high value crops Chloride can leach into groundwater or build-up in arid soil condi,ons, impac,ng yields and crop quality Primarily for corn and grain crops that can withstand chloride 100.0 - Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 2012 2013 2014 2015 2016 POT - North America (MOP) CMP - (SOP) CMP Guidance - (SOP) SERVING AN UNDERSERVED MARKET 1 Compass Minerals Q1 2016 Report, 2 Potash Corp Q1 2016 Report 5

GLOBAL SOP PRODUCTION AND CONSUMPTION PRODUCTION CONSUMPTION EUROPE 1,850k tpy ROW 500k tpy NORTH AMERICA 400k tpy EUROPE 1,200k tpy CHINA 2,500k tpy RUSSIA 120k tpy USA 300k tpy SOUTH AMERICA 300k tpy MIDDLE EAST 100k tpy AFRICA 250k tpy CHINA 2,500k tpy SE ASIA 250k tpy Source: CRU 2013 CHILE 150k tpy Regional consumpion driven by access to product due to supply constraints 6

DIVERSIFIED SOP PROJECTS VALLEYFIELD, QUEBEC Bring ini,al 40,000 tpy SOP into produc,on in Q4 2017 Complete permitng and break ground in 2016 Finalize SOP ouake and other commercial arrangements Leverage management teams strong project development and financing exper,se BLAWN MOUNTAIN, UTAH Poten,al for up to 585,000 tpy SOP produc,on Develop EPC or similar construc,on arrangements to minimize execu,on risk Evaluate scaling with targeted first produc,on in late 2019 7

Quebec Valleyfield Project

VALLEYFIELD PROJECT (QUEBEC) Located near hydrochloric acid customers MOU signed for o9ake of ini<al produc<on Discussions underway for second phase of hydrochloric acid o9ake Engineering study completed by SNC on March 29, 2016 Plan to build under EPC contract Phase 1-40,000 tpy of SOP CDN$14.1 million average annual cash flow for first 5 years Poten,al to build addi,onal units (scalable in increments of 10,000 tpy) Permitng expected to take three months Strong interest in SOP ouake Awrac,ve financing support in Quebec Expect to start construc,on in late 2016: 12-month construc<on schedule Phase 1 - Economic Summary (CDN$) IniXal capital cost $48.8 million IRR (unlevered azer tax) 34.7% NPV (azer tax at 10%) $74.0 million SOP price/tonne $900 (U.S.$700 ) MOP price/tonne $350 (U.S.$178) Opex/tonne $460 9

VALLEYFIELD: STRATEGICALLY LOCATED 1 2 3 4 5 6 7 8 Located in industrial area near Montreal, Quebec Property secured in industrial zone Strong local support Rail access at site Port within 2 km, allowing access into key U.S. markets Within 2 km of sulphuric acid supplier discussions ini,ated with suppliers Located near hydrochloric acid customers Quebec Government highly suppor,ve of new investments that create employment (including providing financial support) 10

PROVEN MANNHEIM PROCESS Converts MOP to SOP Proven produc,on process (150 year history), with numerous opera,ng facili,es in Europe and China (about 40% of current SOP produc<on is from Mannheim) POTASSIUM CHLORIDE (MOP) SULPHURIC ACID MANNHEIM FURNACE POTASSIUM SULPHATE (SOP) High quality, consistent produc,on process HYDRO- CHLORIC ACID (HCL) Scale allows for construc,on,me of 12-months ENERGY TSXV:PRK 11

VALLEYFIELD NEXT STEPS 1 2 3 4 5 6 Engineering Study Completed by SNC on March 29, 2016 Finalize EPC arrangements Permieng Expected to take three months Acid Commercial Arrangements Plan to have a third party build, own, operate hydrochloric acid and sulphuric acid infrastructure Third party will also be responsible for acid ouake and logis,cs SOP Ofake Mul,ple expressions of interest in ouake. Nego,a,ons set to commence now engineering study complete Financing Discussions ongoing with preliminary engineering study complete Quebec government financial support programs available ConstrucXon Expect to commence in late 2016 An,cipate 12-month construc,on,metable 12

Utah Blawn Mountain Project

BLAWN MOUNTAIN PROJECT (UTAH) Surface mining with adjacent processing facility Known process to convert alunite ore into SOP, by-product sulphuric acid and an alumina-rich material Prefeasibility Study completed by Norwest in December 2013 P+P reserves support 40 year mine life, Poten<al to increase life of opera<ons through addi<onal explora<on Project permiwed; water rights secured MOU nego,ated with third party for ouake of sulphuric acid Engineering study will assess the poten,al to phase project to significantly reduce up-front capital cost Poten,al to fast track next stage of development PFS Economic Summary (US$) IniXal capital cost $1,124 million IRR (unlevered azer tax) 20.5% NPV (azer tax at 10%) $1.0 billion SOP price/ton $649 Opex/ton (1) $173 (1) Net of acid credit and excluding royal<es. 14

BLAWN MOUNTAIN PROJECT (UTAH) UTAH An Awrac,ve Place for Mining 1 Area 2 Mining Zone 2 Processing Plant Loca,on 3 Access Road 4 Area 1 Mining Zone 5 Ore Test Pit 4 5 2 3 Major resource producing state Over 100 years of potash produc,on Best state for business and top quar,le mining jurisdic,on (1) 100% state-owned land Strong state government and local support All necessary infrastructure nearby 1 (1) Forbes Magazine, 2015 Ranking and Fraser Ins<tute, April, 2013 15

RESERVES AND MINE LIFE Drilling work to date has established 40 years of reserves calculated by independent engineer (Norwest) Drilling to date has focused only on two of the four areas within the 15,400 acre land posi,on Reserve Category Mineral Reserves by Category November 6, 2013 DRILLED NOT DRILLED Proven ('000 tons) Probable ('000 tons) Total Alunite Ore (ROM tons) 136,254 289,540 425,794 Ore (average K2O (%) grade) 3.56 3.49 3.51 Ore (average K2SO4 (%) grade) 6.59 6.46 6.49 SOP (tons) 8,457 17,970 26,427 Sulphuric Acid (tons) @ 98% Purity 18,888 40,136 59,024 16

PERMITTING ESSENTIALLY COMPLETED The following table iden,fies the major permits and approvals that the Corpora,on has or s,ll needs to obtain prior to construc,on: PERMIT/APPROVAL ISSUING AGENCY COMPLETED ExploraXon Permit Utah Division of Oil, Gas and Mining October, 2011 US Army Corps of Engineers JurisdicXonal Waters Concurrence US Army Corps of Engineers March, 2014 Groundwater Permits Utah Division of Water Quality July, 2014 Large Mine OperaXon Approval Utah Division of Oil, Gas and Mining August, 2014 Air Quality Emission Standard Utah Division of Air Quality Air Quality Emission Standard requires the engineering to be parxally completed before the applicaxon is filed. It is technically not a permit, but more an agreed upon emission target that the Project must be designed to meet. 17

INDUSTRY PROVEN FLOWSHEET ALUNITE CRUSHING & GRINDING Exis,ng plant in Azerbaijan currently mothballed (Ganja Refinery) Flowsheet similar to commercial-scale produc,on processes historically used in US and Australia Extensive test work confirms flowsheet Planned addi,onal test work will include bulk samples at equipment vendor facili,es will result in vendors providing produc,on guarantees CALCINATION SO2 ACID PLANT SUPHURIC ACID WATER LEACH SOP SOLUTION CRYSTALLIZING DRYING, COMPACTING & SIZING SOP ALUMINA RICH MATERIAL Economics exclude revenue from alumina rich material 18

BLAWN MOUNTAIN DEVELOPMENT TIMELINE Late 1970 s $25 million invested developing Project April 2012 Ini,al resource es,mate December 2012 IPO $80M market cap March 2014 US ACOE confirms no US federal permits required; explora,on lease converted to mining lease August 2014 Large Mine Opera,ng Permit issued 2011 Project Acquired November 2012 Preliminary Economic Assessment December 2013 Prefeasibility Study established 40 years of reserves July 2014 Groundwater Discharge Permit issued October 2014 Entered into ouake and marke,ng arrangement for byproduct sulphuric acid 19

BLAWN MOUNTAIN NEXT STEPS 1 2 3 4 Maintain Value Created to Date While Raising Pre-ConstrucXon Capital Mining lease modified in June 2015 to defer lease payments Permits remain intact Commercial arrangements already nego,ated for support infrastructure remain in place Further Evaluate Reduced Scale AlternaXve Engineering firm will evaluate phased development of project Ul,mate goal will be to obtain EPC quote on reduced scale alterna,ve Ofake Ini,ate discussions with poten,al ouake partners aoer comple,on of reduced scale alterna,ve evalua,on Financing Strong interest in construc,on financing con,nue dialogue with poten,al financiers 20

EXPERIENCED AND PROVEN MANAGEMENT GUY BENTINCK President & Chief Execu<ve Officer Chartered Professional Accountant 20 years mining/resource experience Sherriw CFO and SVP Capital Projects JAY HUSSEY VP Corporate Finance & President, Valleyfield Fer<lizer 20 years capital markets consul,ng 9 years SOP experience with Migao Corpora,on (TSX-listed, China-based, Mannheim SOP producer) ROSS PHILLIPS Chief Opera<ng Officer & Chief Financial Officer MA (Econ)/MBA/CFA/CPA 10 years experience in large resource and energy sector projects Sherriw, Capital Power 80 OVER YEARS COMBINED EXPERIENCE RIPTON RAMSINGH Project Consultant BSc Applied Chemistry/MBA 30 years experience in alumina industry Hatch, Alumina Partners of Jamaica, 21

CAPITAL STRUCTURE 19.2M 9.9M @ $0.08 Warrants (exp. Nov 2017) 6.5M @ $0.30 Warrants (exp. Apr 2019) 2.8 M @ $0.50 Warrants (exp. May 2019) CAPITAL RAISES Date/Price Price Proceeds $mm February 2011 $0.05 $1.1 CAPITALIZED COSTS AcXvity Various engineering studies $mm $10.4 154.4M Total Fully Diluted Shares 9.3M Stock OpIons 125.9M Total Common Shares Outstanding August 2011 $0.25 5.4 November 2011 $0.25 1.5 December 2011 $0.25 0.5 December 2011 $0.75 10.5 December 2012 $1.00 20.0 Drilling 6.8 Employee costs 6.3 Engineering and permitng consul,ng costs 5.4 Mineral leases 2.5 Share Price (June 1) $0.36 November 2015 $0.03 0.6 Other 1.2 Market Cap (basic) $45M April 2016 $0.15 1.75 Total $32.6 52 week hi-lo $0.50 - $0.03 May 2016 $0.25 $1.4 Total $42.75 22

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