KNOW ALL PERSONS BY THESE PRESENTS that STONEBRIDGE 2017, L.P.
(the "Company") does hereby make, constitute and appoint each of
Yvette Kosic, Jamison Yardley, Jennifer Lee and Jess J. Morrison,
acting individually, its true and lawful attorney, to execute and
deliver in its name and on its behalf whether the Company is acting
individually or as representative of others, any and all filings
required to be made by the Company under the Securities Exchange Act
of 1934, (as amended, the "Act"), with respect to securities which
may be deemed to be beneficially owned by the Company under the Act,
giving and granting unto each said attorney-in-fact power and
authority to act in the premises as fully and to all intents and
purposes as the Company might or could do if personally present by
one of its authorized signatories, hereby ratifying and confirming
all that said attorney-in-fact shall lawfully do or cause to be done
by virtue hereof.
THIS POWER OF ATTORNEY shall remain in full force and effect until
the earlier of (i) March 15, 2022 and (ii) such time that it is
revoked in writing by the undersigned; provided that in the event
the attorney-in-fact ceases to be an employee of the Company or its
affiliates or ceases to perform the function in connection with which
he/she was appointed attorney-in-fact prior to such time, this Power
of Attorney shall cease to have effect in relation to such
attorney-in-fact upon such cessation but shall continue in full force
and effect in relation to any remaining attorneys-in-fact. The
Company has the unrestricted right unilaterally to revoke this Power
of Attorney. This Power of Attorney shall be governed by, and
construed in accordance with, the laws of the State of New York,
without regard to rules of conflicts of law.
IN WITNESS WHEREOF, the undersigned has duly subscribed these
presents as of March 15, 2019.
STONEBRIDGE 2017, L.P.
By: Bridge Street Opportunity Advisors, L.L.C.,
its General Partner
/s/ William Y. Eng
Name: William Y. Eng
Title: Attorney-in-Fact
KNOW ALL PERSONS BY THESE PRESENTS that STONEBRIDGE
2017 OFFSHORE, L.P. (the "Company") does hereby make,
constitute and appoint each of Yvette Kosic,
Jamison Yardley, Jennifer Lee and Jess J. Morrison, acting
individually, its true and lawful attorney, to execute and
deliver in its name and on its behalf whether the Company
is acting individually or as representative of others, any
and all filings required to be made by the Company under
the Securities Exchange Act of 1934, (as amended, the
"Act"), with respect to securities which may be deemed to
be beneficially owned by the Company under the Act, giving
and granting unto each said attorney-in-fact power and authority
to act in the premises as fully and to all intents and purposes
as the Company might or could do if personally present by one
of its authorized signatories, hereby ratifying and confirming
all that said attorney-in-fact shall lawfully do or cause to
be done by virtue hereof.
THIS POWER OF ATTORNEY shall remain in full force and effect
until the earlier of (i) March 15, 2022 and (ii) such time
that it is revoked in writing by the undersigned; provided that
in the event the attorney-in-fact ceases to be an employee of
the Company or its affiliates or ceases to perform the function
in connection with which he/she was appointed attorney-in-fact
prior to such time, this Power of Attorney shall cease to have
effect in relation to such attorney-in-fact upon such
cessation but shall continue in full force and effect in
relation to any remaining attorneys-in-fact. The Company has the
unrestricted right unilaterally to revoke this Power of Attorney.
This Power of Attorney shall be governed by, and construed in
accordance with, the laws of the State of New York, without
regard to rules of conflicts of law.
IN WITNESS WHEREOF, the undersigned has duly subscribed these
presents as of March 15, 2019.
STONEBRIDGE 2017 OFFSHORE, L.P.
By: Bridge Street Opportunity Advisors, L.L.C.,
its General Partner
/s/ William Y. Eng
Name: William Y. Eng
Title: Attorney-in-Fact
KNOW ALL PERSONS BY THESE PRESENTS that BROAD STREET
PRINCIPAL INVESTMENTS, L.L.C. (the "Company") does
hereby make, constitute and appoint each of Jamison
Yardley and Jennifer Lee, acting individually, its
true and lawful attorney, to execute and deliver in
its name and on its behalf whether the Company is
acting individually or as representative of others,
any and all filings required to be made by the Company
under the Securities Exchange Act of 1934, (as amended,
the "Act"), with respect to securities which may be
deemed to be beneficially owned by the Company under
the Act, giving and granting unto each said attorney-in-fact
power and authority to act in the premises as fully and to
all intents and purposes as the Company might or could do if
personally present by one of its authorized signatories, hereby
ratifying and confirming all that said attorney-in-fact shall
lawfully do or cause to be done by virtue hereof.
THIS POWER OF ATTORNEY shall remain in full force and
effect until the earlier of (i) May 17, 2022 and (ii) such
time that it is revoked in writing by the undersigned;
provided that in the event the attorney-in-fact ceases to
be an employee of the Company or its affiliates or ceases
to perform the function in connection with which he/she was
appointed attorney-in-fact prior to such time, this Power of
Attorney shall cease to have effect in relation to such
attorney-in-fact upon such cessation but shall continue
in full force and effect in relation to any remaining
attorneys-in-fact. The Company has the unrestricted
right unilaterally to revoke this Power of Attorney.
This Power of Attorney shall be governed by, and construed
in accordance with, the laws of the State of New York,
without regard to rules of conflicts of law.
IN WITNESS WHEREOF, the undersigned has duly subscribed these
presents as of May 17, 2019.
BROAD STREET PRINCIPAL INVESTMENTS, L.L.C.
By: /s/ William Y. Eng
Name: William Y. Eng
Title: Vice President
POWER OF ATTORNEY
KNOW ALL PERSONS BY THESE PRESENTS that GOLDMAN SACHS & CO. LLC
(the "Company") does hereby make, constitute and appoint each of
Jamison Yardley, Jennifer G. Lee and Jess J. Morrison,
acting individually,
its true and lawful attorney, to execute and deliver in its name
and on its behalf whether the Company is acting individually or as
representative of others, any and all filings required to be made by
the Company under the Securities Exchange Act of 1934,
(as amended, the "Act"), with respect to securities which may
be deemed to be beneficially owned by the Company under the
Act, giving and granting unto each said attorney-in-fact power
and authority to act in the premises as fully and to all intents and
purposes as the Company might or could do if personally present
by one of its authorized signatories, hereby ratifying and confirming
all that said attorney-in-fact shall lawfully do or cause to be done
by virtue hereof.
THIS POWER OF ATTORNEY shall remain in full force and effect until
the earlier of (i)April 10, 2022 and (ii) such time that it is revoked
in writing by the Company; provided that in the event the
attorney-in-fact ceases to be an employee
of the Company or its affiliates or ceases to perform the function in
connection with which he/she was appointed attorney-in-fact
prior to such time, this Power of Attorney shall cease to have effect
in relation to such attorney-in-fact upon such cessation but shall
continue in full force and effect in relation to any remaining
attorneys-in-fact. The Company has the unrestricted right unilaterally
to revoke this Power of Attorney.
This Power of Attorney shall be governed by, and construed
in accordance with, the laws of the State of New York, without
regard to rules of conflicts of law.
IN WITNESS WHEREOF, the undersigned has duly subscribed
these presents as of April 16, 2019.
GOLDMAN SACHS & CO. LLC
By: /s/ Karen P. Seymour
Name: Karen P. Seymour
Title: Managing Director
POWER OF ATTORNEY
KNOW ALL PERSONS BY THESE PRESENTS that
THE GOLDMAN SACHS GROUP, INC. (the "Company") does hereby make,
constitute and appoint each of Jamison Yardley,
Jennifer G. Lee and Jess J. Morrison, acting individually,
its true and lawful attorney, to execute and deliver in its
name and on its behalf whether the Company is acting
individually or as representative of others, any and all
filings required to be made by the Company under the
Securities Exchange Act of 1934, (as amended, the "Act"),
with respect to securities which may be deemed to be
beneficially owned by the Company under the Act, giving
and granting unto each said attorney-in-fact power and
authority to act in the premises as fully and to all
intents and purposes as the Company might or could do
if personally present by one of its authorized signatories,
hereby ratifying and confirming all that said attorney-in-fact
shall lawfully do or cause to be done by virtue hereof.
THIS POWER OF ATTORNEY shall remain in full force and
effect until the earlier of (i)
April 10, 2022 and (ii) such time that it is revoked
in writing by the Company; provided that in the event
the attorney-in-fact ceases to be an employee of the Company
or its affiliates or ceases to perform the function in
connection with which he/she was appointed attorney-in-fact
prior to such time, this Power of Attorney shall cease
to have effect in relation to such attorney-in-fact upon
such cessation but shall continue in full force and
effect in relation to any remaining attorneys-in-fact.
The Company has the unrestricted right unilaterally to
revoke this Power of Attorney.
This Power of Attorney shall be governed by,
and construed in accordance with, the laws of the State of
New York, without regard to rules of conflicts of law.
IN WITNESS WHEREOF, the undersigned has duly subscribed
these presents as of April 16, 2019.
THE GOLDMAN SACHS GROUP, INC.
By: /s/ Karen P. Seymour
Name: Karen P. Seymour
Title: Executive Vice President, General Counsel and Secretary