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      <Desc>SCIENCE PARK DEVELOPMENT CORPORATION ("SPDC") WAS ESTABLISHED IN AUGUST OF 1981 AS A PART OF A COOPERATIVE EFFORT BY THE CITY OF NEW HAVEN, CONNECTICUT, YALE UNIVERSITY, AND OLIN CORPORATION TO MOBILIZE THEIR CONSIDERABLE RESOURCES TO CREATE A NEW ECONOMIC BASE AT THE SITE OF A MULTI-TRACT, PREDOMINATELY VACANT, INDUSTRIAL COMPLEX ADJACENT TO THE YALE SCIENCE HILL CAMPUS AND IN NEW HAVEN'S STATE-DESIGNATED ENTERPRISE ZONE. IT'S GOAL IS TO FURTHER THE REVITALIZATION OF THE CITY OF NEW HAVEN THROUGH THE DEVELOPMENT AND ENHANCEMENT OF EMPLOYMENT OPPORTUNITIES FOR AREA RESIDENTS, RELIEF OF POVERTY AND NEIGHBORHOOD TENSION, AND THE PREVENTION OF BLIGHT AND DETERIORATION IN THE SURROUNDING DIXWELL-NEWHALLVILLE NEIGHBORHOOD AREAS. THE PARK ATTRACTS START-UP BIOTECH AND TECHNOLOGY FIRMS, INCLUDING LIFE SCIENCE, HIGH TECHNOLOGY, WEB APP DEVELOPMENT, FINANCIAL TECHNOLOGY, AND LIGHT MANUFACTURING INDUSTRIES. AS A HOME BASE FOR THESE COMPANIES, SPDC PROVIDES ECONOMIC BENEFITS TO THE CITY OF NEW HAVEN AS A WHOLE, AND OFFERS INDIRECT EMPLOYMENT OPPORTUNITIES TO AREA RESIDENTS. IN ADDITION, SPDC HAS MADE OFFICE SPACE AVAILABLE TO SEVERAL SOCIAL SERVICE AND EDUCATIONAL ORGANIZATIONS, WHICH DIRECTLY SERVE THE FAMILIES IN THE NEIGHBORHOOD AND THROUGHOUT NEW HAVEN. SCIENCE PARK TALLIES OVER 30 COMPANIES AND NOT-FOR-PROFIT ORGANIZATIONS WITH OVER 1300 PEOPLE IN THE SCIENCE PARK PLANNED DEVELOPMENT DISTRICT. TENANT COMPANIES AT SCIENCE PARK ARE PART OF A DYNAMIC R&amp;D COMMUNITY AND CAMPUS-LIKE ENVIRONMENT. THESE COMPANIES BENEFIT BY ASSOCIATION AND USE OF FACILITIES WITH NEARBY YALE UNIVERSITY. IN JULY OF 1998, THE CONNECTICUT HOUSING FINANCE AUTHORITY ("CHFA") AND THE DEPARTMENT OF ECONOMIC AND COMMUNITY DEVELOPMENT ("DECD") COMMITTED $15 MILLION TO DEMOLISH OBSOLETE STRUCTURES, AND TO REHABILITATE AND/OR CONSTRUCT NEW BUILDINGS IN THE PARK. YALE UNIVERSITY PROVIDED SUPPORTING FUNDS DURING CONSTRUCTION ACTIVITIES, OLIN CORPORATION APPROVED DONATION OF ADDITIONAL LAND AND FACILITIES, AND THE CITY OF NEW HAVEN PROVIDED CONTRIBUTIONS IN THE FORM OF CAPITAL IMPROVEMENTS. THESE WERE IN ADDITION TO PREVIOUS COMMITMENTS TO THE PARK FROM THE CONNECTICUT DEVELOPMENT AUTHORITY ("CDA", NOW CONNECTICUT INNOVATIONS INC. "CII") AND DECD. THE MAJOR PORTION OF THESE FUNDS WERE USED TO RENOVATE AND EXPAND 140,000 SQUARE FOOT OFFICE/LAB BUILDINGS THAT ARE NOW LEASED AND OCCUPIED; PRIMARILY TO COMPANIES IN THE BIOTECH FIELD. SINCE 2000, THROUGH VARIOUS GROUND LEASES WITH DEVELOPERS, OFFICE/LAB BUILDINGS AND PARKING LOTS HAVE BEEN RENOVATED AND ABANDONED AND DERELICT BUILDINGS HAVE BEEN DEMOLISHED. IN ADDITION, A 1000-CAR PARKING STRUCTURE, CHILLER PLANT AND PARKING LOTS HAVE BEEN CONSTRUCTED AND HISTORIC FACTORY BUILDINGS HAVE BEEN RENOVATED INTO AN OFFICE BUILDING (2011) AND 158 LOFT-STYLE RESIDENTIAL APARTMENTS (2015).IN 2014, TWO OF THE GROUND LEASES WERE SOLD TO THE OWNERS OF THE BUILDINGS THEREON. SIMULTANEOUSLY, THE CII AND CHFA LOANS WERE REFINANCED. AS A RESULT OF THE REFINANCING, REPAYMENT TERMS WERE CHANGED AND THE REMAINING PROCEEDS WERE SET ASIDE FOR WORKING CAPITAL AND FUTURE INVESTMENT AND REMEDIATION OF THE REMAINING SPDC-OWNED PROPERTIES AS WELL AS MUCH-NEEDED REPAIRS TO EXISTING OFFICE AND LAB SPACE BUILDINGS. CLOSE TO $500,000 IN REPAIRS WERE COMPLETED IN 2015 AND SINCE 2014, OVER $1.5 MILLION WAS INVESTED IN THE ENVIRONMENTAL ASSESSMENT AND DEVELOPMENT DESIGN FOR THE UNDEVELOPED REMAINS OF SCIENCE PARK USING THESE PROCEEDS AND DECD GRANT MONIES, NOT INCLUDING ADDITIONAL FUNDS SPENT BY SPDC'S DEVELOPMENT PARTNER.IN 2016 &amp; 2017, THE S*PARK INNOVATION LAB WAS EXPANDED IN 5 SCIENCE PARK TO HOUSE START-UP OR EARLY-STAGE BIOTECH COMPANIES IN SHARED LAB SPACES. IN 2017, SPDC PARTICIPATED IN THE ELM CITY INNOVATION COLLABORATIVE ("ECIC") APPLICATION TO CTNEXT, A QUASI-PUBLIC AGENCY FOR THE STATE OF CONNECTICUT, FOR AN INNOVATION PLACES GRANT. ECIC WAS AWARDED A $2,000,000 GRANT. AS PART OF ECIC'S GRANT AGREEMENT, SPDC IS TO RECEIVE A TOTAL OF $485,000 TO INVEST IN AND EXPAND THE INFRASTRUCTURE OF LIFE SCIENCE SUPPORT SERVICES IN SCIENCE PARK, FOR BOTH SPDC TENANTS AND THE BIOTECH COMMUNITY IN NEW HAVEN. GRANT REIMBURSEMENTS TOTALING $485,000 ARE EXPECTED TO BE RECEIVED IN 2018, WITH MATCHING FUNDS OF AT LEAST $410,000 EXPECTED TO BE CONTRIBUTED BY SPDC AND THE TENANT THAT PROVIDES THESE LIFE SCIENCE SUPPORT SERVICES.SPDC CONTINUES TO ACTIVELY SEEK NEW DEVELOPMENT PARTNERS IN ORDER TO COMPLETE THE DEVELOPMENT OF THE REMAINING 300,000 SQUARE FEET OF UNRENOVATED STRUCTURES IN SCIENCE PARK, CONSISTENT WITH THE GOALS OF ITS MISSION. IN DECEMBER 2017, THE CORPORATION ENTERED INTO A SIX MONTH EXCLUSIVE REDEVELOPMENT AGREEMENT WITH A NEW YORK CITY DEVELOPER TO EXPLORE REDEVELOPMENT OF CERTAIN PORTIONS OF SCIENCE PARK.SCIENCE PARK WITH ITS GROWING BIOTECH ECOSYSTEM, AS WELL AS THE STRONG BASE OF SOCIAL SERVICE AND NOT-FOR-PROFIT ORGANIZATIONS, CONTINUES TO BE, A VIBRANT, INTEGRAL PART OF SURROUNDING NEIGHBORHOODS, NEW HAVEN, AND CONNECTICUT AS A WHOLE.</Desc>
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        <ExplanationTxt>THE CORPORATION HAS BEEN RECOGNIZED BY THE INTERNAL REVENUE SERVICE AS A NOT-FOR-PROFIT CORPORATION AS DESCRIBED IN SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE AND IS EXEMPT FROM FEDERAL INCOME TAXES ON RELATED INCOME PURSUANT TO SECTION 501(A) OF THE CODE. ACCOUNTING PRINCIPLES GENERALLY ACCEPTED IN THE UNITED STATES OF AMERICA REQUIRE MANAGEMENT TO EVALUATE TAX POSITIONS TAKEN AND RECOGNIZE A TAX LIABILITY (OR ASSET) IF THE ORGANIZATION HAS TAKEN AN UNCERTAIN POSITION THAT MORE LIKELY THAN NOT WOULD NOT BE SUSTAINED UPON EXAMINATION BY TAXING AUTHORITIES. MANAGEMENT HAS ANALYZED THE TAX POSITIONS TAKEN AND HAS CONCLUDED THAT AS OF DECEMBER 31, 2017, THERE ARE NO UNCERTAIN POSITIONS TAKEN OR EXPECTED TO BE TAKEN THAT WOULD REQUIRE RECOGNITION OF A LIABILITY (OR ASSET) OR DISCLOSURE IN THE FINANCIAL STATEMENTS. THE CORPORATION IS SUBJECT TO ROUTINE AUDITS BY TAXING JURISDICTIONS; HOWEVER, THERE ARE CURRENTLY NO AUDITS FOR ANY TAX PERIODS PENDING OR IN PROGRESS.</ExplanationTxt>
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        <RelationshipDescriptionTxt>DIRECTOR OF SPDC AND VP OF ENVIRONMENTAL HEALTH &amp; SAFETY AT OLIN CORP</RelationshipDescriptionTxt>
        <TransactionDesc>OLIN CORP IS RESPONSIBLE UNDER CT LAW FOR CERTAIN REMEDIATION ACTIVITIES ON SITES OWNED BY SCIENCE PARK DEVELOPMENT COPORATION.</TransactionDesc>
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        <ExplanationTxt>ALL MEMBERS OF THE BOARD OF DIRECTORS (GOVERNING BODY) ARE PROVIDED WITH A COPY OF THE FORM 990 PRIOR TO IT BEING SIGNED, AND REQUESTED TO PROVIDE THEIR COMMENTS, QUESTIONS OR CONCERNS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL OFFICERS, DIRECTORS AND KEY EMPLOYEES ARE REQUIRED TO DISCLOSE TO THE PRESIDENT ANNUALLY, BY THE DATE OF THE ANNUAL MEETING, INTERESTS THAT COULD GIVE RISE TO CONFLICTS. WHEN A CONFLICT OF INTEREST REQUIRES ACTION BY THE BOARD, THE PRESIDENT SHALL CALL IT TO THE ATTENTION OF THE BOARD.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CORPORATION HAS ONE EMPLOYEE WHOSE COMPENSATION IS DETERMINED BY THE PRESIDENT, WHO RELIES ON HIS KNOWLEDGE OF THE MARKETPLACE FOR PEOPLE OF SIMILAR SKILLS AND RESPONSIBILITIES. THE SALARY IS ADJUSTED ANNUALLY AND APPROVED BY THE BOARD. THE CHAIRMAN AND PRESIDENT'S COMPENSATION IS DETERMINED BY THE BOD WITH REFERENCE TO HIS KNOWLEDGE, EXPERIENCE AND LEVEL OF RESPONSIBILITY.</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>THE CORPORATION'S ANNUAL FORM 990, INCLUDING FINANCIAL STATEMENTS AND CONFLICT OF INTEREST POLICY ARE AVAILABLE UPON REQUEST. THE ORGANIZATION'S CERTIFICATE OF ORGANIZATION AND BY-LAWS ARE AVAILABLE AT THE CONNECTICUT SECRETARY OF STATE'S OFFICES.</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>THE CORPORATION'S ANNUAL FORM 990, INCLUDING FINANCIAL STATEMENTS AND CONFLICT OF INTEREST POLICY ARE AVAILABLE UPON REQUEST. THE ORGANIZATION'S CERTIFICATE OF ORGANIZATION AND BY-LAWS ARE AVAILABLE AT THE CONNECTICUT SECRETARY OF STATE'S OFFICES.</ExplanationTxt>
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        <EIN>061619712</EIN>
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          <AddressLine1Txt>5 SCIENCE PARK</AddressLine1Txt>
          <CityNm>NEW HAVEN</CityNm>
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        <EIN>061614619</EIN>
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        <LegalDomicileStateCd>CT</LegalDomicileStateCd>
        <EndOfYearAssetsAmt>143364</EndOfYearAssetsAmt>
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          <CityNm>NEW HAVEN</CityNm>
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          <ZIPCd>065111968</ZIPCd>
        </USAddress>
        <EIN>680489628</EIN>
        <PrimaryActivitiesTxt>REAL ESTATE HOLDING &amp; MANAGEMENT</PrimaryActivitiesTxt>
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        <EndOfYearAssetsAmt>60362</EndOfYearAssetsAmt>
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</Return>