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TSX-V: ALR STRATEGIC LOCATION IN AN EMERGING COPPER-GOLD PORPHYRY DISTRICT May 2012

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This document contains forward-looking statements under Canadian securities legislation. Forward-looking statements include, but are not limited to, statements with respect to the development potential and timetable of the Rosita project; the timing and amount of estimated future development and exploration; costs of future activities; capital and operating expenditures; success of exploration activities; government regulation of mining operations; and environmental risks. Generally, forward-looking statements can be identified by the use of forward-looking terminology such as plans, expects or does not expect, is expected, budget, scheduled, estimates, forecasts, intends, anticipates or does not anticipate, or believes, or variations of such words and phrases or statements that certain actions, events or results may, could, would, might or will be taken, occur or be achieved. Forward-looking statements are based on the opinions and estimates of management as of the date such statements are made. Forward-looking statements are subject to known and unknown risks, uncertainties and other factors that may cause the actual results, level of activity, performance or achievements of the Company to be materially different from those expressed or implied by such forward-looking statements, including but not limited to risks related to: timing and availability of external financing on acceptable terms; unexpected events and delays during construction, expansion and start-up; variations in ore grade and recovery rates; receipt and revocation of government approvals; actual results of exploration and mining activities; changes in project parameters as plans continue to be refined; future prices of metals; failure of plant, equipment or processes to operate as anticipated; accidents, labour disputes and other risks of the mining industry. Although management of the Company has attempted to identify important factors that could cause actual results to differ materially from those contained in forward-looking statements, there may be other factors that cause results not to be as anticipated, estimated or intended. There can be no assurance that such statements will prove to be accurate, as actual results and future events could differ materially from those anticipated in such statements. Accordingly, readers should not place undue reliance on forward-looking statements. The Company does not undertake to update any forward-looking statements except in accordance with applicable securities laws. The technical and scientific information included herein has been reviewed and approved by Joseph Arengi, M.Sc., P.Geo, President and CEO of the Company, and a qualified person under National Instrument 43-101 of the Canadian Securities Administrators. Forward Looking Statements 2

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Alder Resources Experienced team with proven track record Right to acquire 65% interest in 33 km 2 target-rich property with Copper- Gold-Silver Porphyry/Skarn potential Excellent exploration upside at Rosita, a past producer Solid initial resource base 3

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The Alder Team - Management Joseph Arengi, M. Sc., P. Geo. President and CEO 35 years of exploration and operational experience throughout Canada, Nicaragua, South America and Africa. Credited with discovering 4 billion pounds of copper and 60 million ounces of silver in Botswana. John Spurney VP Exploration Over 30 years of diversified technical and managerial experience in mineral exploration, primarily in Latin America, the Western U.S. and Asia. Ryan Ptolemy CFO Certified General Accountant and CFA charter holder. Mr. Ptolemy is currently also CFO of Rodinia Lithium Inc. and Belo Sun Mining Corp. and was a Toronto investment dealer. Josh van Deurzen Corporate Secretary Corporate and securities lawyer, working as a legal consultant to various public and private companies in the resource-based sector. 4

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The Alder Team - Board of Directors Don Dudek, Chairman For 28 years, Mr. Dudek held various roles with junior and senior exploration and mining companies. He is currently Senior VP Exploration for Avion Gold Corp. Rene Bharti, Director Mr. Bharti, a Queens University Commerce graduate, has held roles in several public and private companies including those in the resource and other sectors. Dan Bruno, Director A Chartered Financial Analyst and MBA graduate, Mr. Bruno has over 15 years of investment experience. Honourable Pierre Pettigrew, P.C., Director Mr. Pettigrew is former Minister of Foreign Affairs and currently Executive Advisor, Deloitte & Touche LLP. He is an advisor and board member of several publically traded companies. Will Randall, Director A professional Geologist whose experience includes management roles in both mineral exploration and production. 5

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Share Structure and Trading TSX-V: ALR ALR Share Structure: (May 9, 2012) Common Shares: 72,579,085 Current share price : $0.15 Warrants: 21,982,685 Average warrant price ($/share): $0.21 Options: 7,200,000 FULLY DILUTED SHARES: 101,761,770 Insiders/Institutional Holders:8% Share Trading Activity: 52 week High/Low ($/share):$0.065/0.285 Market capitalization:$10,887,000 Cash Balance: $2.5M Debt:None 6

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Nicaragua Largest and safest country in Central America Stable, supportive and democratically elected government Attractive tax regime: 3% NSR, 30% Net Profits Tax Long mining history with 3 currently producing gold mines: La Libertad, El Limon Mines (B2Gold) Bonanza Mine (Hemco) Proactive promotion of mining investment (www.nicaragua-pdac.org) 7

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Rosita Project - Location 3,356 ha property 120 km to the Puerto Cabezas seaport 275 km to capital city of Managua 8

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NE Nicaragua an emerging porphyry district 2.3M ozs Au production 3.0M ozs Au production 108M lbs Cu, 118K ozs Au, 2.4M ozs Ag resource (May 9, 2012 News Release) B2Gold/Calibre Discovery NEW PORPHYRY Cu-Au DISTRICT See references in Alder Technical Report referred to in News Release of January 9, 2012 and filed on SEDAR. 9

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Rosita Project - History Past producer from two open pits Santa Rita and R-13 245M lbs Copper 160,000 ounces Gold 2,610,000 ounces Silver Early mining focused on high grade copper with 2% copper stockpiled First gold recovery during last 5 years of production All of the historical mineral resource estimates and production totals quoted herein are based upon historical data and reports obtained and prepared by previous operators and consultants (Arengi, 2003; Hendrickson, 1995; Rivera, 1977; Rosario, 1974; Sims, 1998) and the quoted mineral resource estimates/mineral inventory were prepared prior to the introduction of National Instrument 43-101. These historic resource estimates/mineral inventory are considered to be relevant to the evaluation of the Rosita D concession. A Qualified Person has not completed the work necessary to independently verify the classification of the historic mineral resource estimates. Alder is not treating the mineral resource estimates as National Instrument 43-101 compliant defined resources verified by a Qualified Person. The historical estimates should not be relied upon. 10

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Rosita Project - Geology and Prospects 11

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Rosita Project - Target-Rich FOCUSED ON THREE MAIN TARGETS: Stockpiles Mineralization Adjacent to Santa Rita and R-13 Pits Bambana Porphyry 12

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Santa Rita Stockpiles RC Drill Holes 55 RC holes completed in 6 stockpiles 17 vertical channel samples (See Alder News Release of March 1, 2012) 13

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Santa Rita Stockpiles Compliant Inferred Resource STOCKPILE TONNES (10 6 ) Cu (%) Au (g/t) Ag (g/t) CuEq (%) Cu (lb X 10 6 ) Au (oz) Ag (oz) NORTH 3.330.780.5810.31.25 56.99 62,100 1,100,900 SOUTH 2.200.330.495.10.69 16.16 34,700 360,000 NE 0.550.500.229.60.75 6.06 3,800 168,300 EAST 1.880.710.3012.01.03 29.33 17,900 725,100 TOTALS 7.950.620.469.21.01108.54118,5002,354,300 (See Alder News Release of May 9, 2012) 14

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Santa Rita Stockpiles Compliant Inferred Resource (See Alder News Release of May 9, 2012) 15

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Discovery Costs Total Corporate Expenditures = $1,680,000 Total Exploration Expenditures = $ 900,000 Equates to: Total Expend.Explor. Expend. Cu/lb$0.02$0.01 Au/oz$14.20$7.60 Ag/oz$0.71$0.38 16

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Tailings Assessment Initial sampling averaged 0.21% Cu, 0.43 g/t Au and 14.9 g/t Ag Grid sampling over 900,000 km 2 Resource estimate to follow if warranted (See Alder News Release of April 25, 2012) 17

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Santa Rita Cross Section Alder has not yet verified the historic drill results reported herein and does not intend to use this information for purposes other than planning and prioritizing exploration targets. Continuity in host rock Stacked lenses Good grades and widths 18

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Santa Rita- Longitudinal Section Alder has not yet verified the historic drill results reported herein and does not intend to use this information for purposes other than planning and prioritizing exploration targets. Open 19

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Santa Rita/ R-13 Potential 20

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Bambana - Cu-Au-Ag Porphyry Alder has not yet verified the historic drill results reported herein and does not intend to use this information for purposes other than planning and prioritizing exploration targets. 21

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Bambana Trench 3 IP Signature Line 5 Line 7 22

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Rosita Project - 2012 Exploration Objectives Complete 8,000m of core drilling by Q4 IP Geophysical Survey in Q1 and Q2 Initial Resource for stockpile and tailings material Q2 Preliminary Metallurgical Study of stockpiles in Q2 23

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Rosita Project - Exploration Timeline MilestoneQtr 1/12Qtr 2/12Qtr 3/12Qtr 4/12 Trenching IP Geophysics RC Drilling Stockpiles Initial Resource Estimate - Stockpiles Diamond Drilling Geology/Historic Targets (3,000m) Diamond Drilling Other (5,000m) Resource Estimate In Situ 24

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Summary Aggressive exploration program underway on high quality targets Solid resource base Highly experienced team with Central America focus Significant Porphyry discovery by B2Gold/Calibre 8 km from Rosita 25

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Addendum 26

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Santa Rita Pit And Stockpiles 27